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@ARTICLE{2022arXiv220711572L,
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@ARTICLE{2022ApJS..259...24H,
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        title = "SynthIA: A Synthetic Inversion Approximation for the Stokes Vector Fusing SDO and Hinode into a Virtual Observatory",
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@ARTICLE{2021ApJ...913..124L,
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        title = "Enhancements to Hinode/SOT-SP Vector Magnetic Field Data Products",
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@INPROCEEDINGS{2021AAS...23812713D,
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@ARTICLE{2021ApJ...911..130H,
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        title = "Fast and Accurate Emulation of the SDO/HMI Stokes Inversion with Uncertainty Quantification",
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@ARTICLE{2021ApJ...911...79P,
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        title = "Magnetic Helicity Flux across Solar Active Region Photospheres. II. Association of Hemispheric Sign Preference with Flaring Activity during Solar Cycle 24",
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        title = "On a limitation of Zeeman polarimetry and imperfect instrumentation in representing solar magnetic fields with weaker polarization signal",
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         year = 2021,
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@ARTICLE{2020ApJ...904....6P,
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        title = "Magnetic Helicity Flux across Solar Active Region Photospheres. I. Hemispheric Sign Preference in Solar Cycle 24",
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@ARTICLE{2020ApJ...900..136G,
       author = {{Gilchrist}, S.~A. and {Leka}, K.~D. and {Barnes}, G. and {Wheatland}, M.~S. and {DeRosa}, M.~L.},
        title = "On Measuring Divergence for Magnetic Field Modeling",
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@ARTICLE{2020ApJ...894...20L,
       author = {{Lin}, Pei Hsuan and {Kusano}, Kanya and {Shiota}, Daikou and {Inoue}, Satoshi and {Leka}, K.~D. and {Mizuno}, Yuta},
        title = "A New Parameter of the Photospheric Magnetic Field to Distinguish Eruptive-flare Producing Solar Active Regions",
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@ARTICLE{2020ApJ...891..149P,
       author = {{Paraschiv}, Alin Razvan and {Donea}, Alina and {Leka}, K.~D.},
        title = "The Trigger Mechanism of Recurrent Solar Active Region Jets Revealed by the Magnetic Properties of a Coronal Geyser Site",
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@ARTICLE{2020ApJ...890..124P,
       author = {{Park}, Sung-Hong and {Leka}, K.~D. and {Kusano}, Kanya and {Andries}, Jesse and {Barnes}, Graham and {Bingham}, Suzy and {Bloomfield}, D. Shaun and {McCloskey}, Aoife E. and {Delouille}, Veronique and {Falconer}, David and {Gallagher}, Peter T. and {Georgoulis}, Manolis K. and {Kubo}, Yuki and {Lee}, Kangjin and {Lee}, Sangwoo and {Lobzin}, Vasily and {Mun}, JunChul and {Murray}, Sophie A. and {Hamad Nageem}, Tarek A.~M. and {Qahwaji}, Rami and {Sharpe}, Michael and {Steenburgh}, R.~A. and {Steward}, Graham and {Terkildsen}, Michael},
        title = "A Comparison of Flare Forecasting Methods. IV. Evaluating Consecutive-day Forecasting Patterns",
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          eid = {124},
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@INPROCEEDINGS{2019AGUFMSH43E3388H,
       author = {{Hayashi}, K. and {Arge}, C.~N. and {Barnes}, G. and {Henney}, C.~J. and {Jones}, S.~I. and {Leka}, K.~D.},
        title = "Improving boundary B$\_{r}$ maps for global coronal magnetic field models",
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         year = 2019,
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@INPROCEEDINGS{2019AGUFMSH34A..02L,
       author = {{Leka}, K.~D.},
        title = "Realities, Challenges, and Innovation for Solar Flare Forecasting",
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@INPROCEEDINGS{2019AGUFMSH31D3336I,
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        title = "The How and Why of Big Solar Flares",
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        title = "Pathways to Coronal Magnetic Energy Storage in The NOAA AR11283",
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         year = 2019,
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@INPROCEEDINGS{2019AGUFMSH13D3426L,
       author = {{Lin}, P.~H. and {Kusano}, K. and {Shiota}, D. and {Inoue}, S. and {Leka}, K.~D. and {Mizuno}, Y.},
        title = "Critical Parameters of Photospheric Magnetic Field to Produce Eruptive Flares in Solar Active Regions",
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@ARTICLE{2019ApJS..243...36L,
       author = {{Leka}, K.~D. and {Park}, Sung-Hong and {Kusano}, Kanya and {Andries}, Jesse and {Barnes}, Graham and {Bingham}, Suzy and {Bloomfield}, D. Shaun and {McCloskey}, Aoife E. and {Delouille}, Veronique and {Falconer}, David and {Gallagher}, Peter T. and {Georgoulis}, Manolis K. and {Kubo}, Yuki and {Lee}, Kangjin and {Lee}, Sangwoo and {Lobzin}, Vasily and {Mun}, JunChul and {Murray}, Sophie A. and {Hamad Nageem}, Tarek A.~M. and {Qahwaji}, Rami and {Sharpe}, Michael and {Steenburgh}, Robert A. and {Steward}, Graham and {Terkildsen}, Michael},
        title = "A Comparison of Flare Forecasting Methods. II. Benchmarks, Metrics, and Performance Results for Operational Solar Flare Forecasting Systems",
      journal = {\apjs},
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@ARTICLE{2019ApJ...881..101L,
       author = {{Leka}, K.~D. and {Park}, Sung-Hong and {Kusano}, Kanya and {Andries}, Jesse and {Barnes}, Graham and {Bingham}, Suzy and {Bloomfield}, D. Shaun and {McCloskey}, Aoife E. and {Delouille}, Veronique and {Falconer}, David and {Gallagher}, Peter T. and {Georgoulis}, Manolis K. and {Kubo}, Yuki and {Lee}, Kangjin and {Lee}, Sangwoo and {Lobzin}, Vasily and {Mun}, JunChul and {Murray}, Sophie A. and {Hamad Nageem}, Tarek A.~M. and {Qahwaji}, Rami and {Sharpe}, Michael and {Steenburgh}, Robert A. and {Steward}, Graham and {Terkildsen}, Michael},
        title = "A Comparison of Flare Forecasting Methods. III. Systematic Behaviors of Operational Solar Flare Forecasting Systems",
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@ARTICLE{2019JSWSC...9A..34H,
       author = {{Halford}, Alexa J. and {Kellerman}, Adam C. and {Garc{\'{\i}}a-Sage}, Katherine and {Klenzing}, Jeffrey and {Carter}, Brett A. and {McGranaghan}, Ryan M. and {Guild}, Timothy and {Cid}, Consuelo and {Henney}, Carl J. and {Ganushkina}, Natalia Yu. and {Burrell}, Angeline G. and {Terkildsen}, Mike and {Welling}, Daniel T. and {Murray}, Sophie A. and {Leka}, K.~D. and {McCollough}, James P. and {Thompson}, Barbara J. and {Pulkkinen}, Antti and {Fung}, Shing F. and {Bingham}, Suzy and {Bisi}, Mario M. and {Liemohn}, Michael W. and {Walsh}, Brian M. and {Morley}, Steven K.},
        title = "Application usability levels: a framework for tracking project product progress",
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@INPROCEEDINGS{2019shin.confE.151L,
       author = {{Leka}, K.~D. and {Barnes}, Graham and {McAteer}, R.~T. James},
        title = "A Potential Field is Unique{textellipsis}Right?!? Summary of Evaluation Methodology and Initial Results",
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@INPROCEEDINGS{2019shin.confE.141B,
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@INPROCEEDINGS{2019shin.confE.136G,
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@INPROCEEDINGS{2019shin.confE.135H,
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@INPROCEEDINGS{2018shin.confE..86B,
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@INPROCEEDINGS{2018tess.conf41407L,
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@INPROCEEDINGS{2018tess.conf30495B,
       author = {{Barnes}, Graham and {Gilchrist}, Stuart A. and {Leka}, K.~D.},
        title = "Understanding the Where and the How Big of Solar Flares",
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@INPROCEEDINGS{2018tess.conf10001L,
       author = {{Leka}, K.~D.},
        title = "Understanding and Forecasting The Solar Origins of Space Weather",
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@ARTICLE{2018JSWSC...8A..25L,
       author = {{Leka}, K.~D. and {Barnes}, Graham and {Wagner}, Eric},
        title = "The NWRA Classification Infrastructure: description and extension to the Discriminant Analysis Flare Forecasting System (DAFFS)",
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         year = 2018,
       volume = {8},
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          doi = {10.1051/swsc/2018004},
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@INPROCEEDINGS{2018GMS...235...81B,
       author = {{Barnes}, Graham and {Leka}, K.~D.},
        title = "Inferring Currents from the Zeeman Effect at the Solar Surface",
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         year = 2018,
       editor = {{Keiling}, Andreas and {Marghitu}, Octav and {Wheatland}, Michael},
       volume = {235},
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@INPROCEEDINGS{2017SPD....4810825B,
       author = {{Barnes}, Graham and {Leka}, K.~D. and {Gilchrist}, Stuart},
        title = "Predicting the Where and the How Big of Solar Flares",
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@ARTICLE{2017yCat..17860019B,
       author = {{Barnes}, G. and {Birch}, A.~C. and {Leka}, K.~D. and {Braun}, D.~C.},
        title = "VizieR Online Data Catalog: Statistical analysis of solar active regions (Barnes+, 2014)",
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@INPROCEEDINGS{2017shin.confE..87L,
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        title = "Predicting the Where and the How Big of Solar Flares",
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@INPROCEEDINGS{2017IAUS..325..201B,
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        title = "A Comparison of Classifiers for Solar Energetic Events",
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         year = 2017,
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@ARTICLE{2017SoPh..292...36L,
       author = {{Leka}, K.~D. and {Barnes}, G. and {Wagner}, E.~L.},
        title = "Evaluating (and Improving) Estimates of the Solar Radial Magnetic Field Component from Line-of-Sight Magnetograms",
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@INPROCEEDINGS{2016AGUFMSH31B2575S,
       author = {{Schuck}, P.~W. and {Antiochos}, S.~K. and {Scherrer}, P.~H. and {Hoeksema}, J.~T. and {Leka}, K.~D. and {Barnes}, G.},
        title = "Achieving Consistent Vector Magnetic Field Measurements from SDO/HMI",
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@INPROCEEDINGS{2016AGUFMSH11C2256M,
       author = {{Mullinix}, R. and {Mays}, M.~L. and {Kuznetsova}, M.~M. and {Andries}, J. and {Bingham}, S. and {Bloomfield}, D. and {Boblitt}, J.~M. and {Crosby}, N.~B. and {Dierckxsens}, M. and {Guerra}, J.~A. and {Leka}, K.~D. and {Marsh}, M.~S. and {Murray}, S. and {Wiegand}, C.},
        title = "Community-wide space weather Scoreboards: Facilitating the Validation of Real-time CME, Flare, and SEP Forecasts",
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@ARTICLE{2016ApJ...829...89B,
       author = {{Barnes}, G. and {Leka}, K.~D. and {Schrijver}, C.~J. and {Colak}, T. and {Qahwaji}, R. and {Ashamari}, O.~W. and {Yuan}, Y. and {Zhang}, J. and {McAteer}, R.~T.~J. and {Bloomfield}, D.~S. and {Higgins}, P.~A. and {Gallagher}, P.~T. and {Falconer}, D.~A. and {Georgoulis}, M.~K. and {Wheatland}, M.~S. and {Balch}, C. and {Dunn}, T. and {Wagner}, E.~L.},
        title = "A Comparison of Flare Forecasting Methods. I. Results from the {textquotedblleft}All-Clear{textquotedblright} Workshop",
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         year = 2016,
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@INPROCEEDINGS{2016shin.confE.147L,
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        title = "Lessening the Effects of Projection for Line-of-Sight Magnetic Field Data.",
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@ARTICLE{2016ApJ...823..101S,
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        title = "Achieving Consistent Doppler Measurements from SDO/HMI Vector Field Inversions",
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@INPROCEEDINGS{2016SPD....4720701L,
       author = {{Leka}, K.~D. and {Barnes}, Graham and {Wagner}, Eric and {Hill}, Frank and {Marble}, Andrew R.},
        title = "The Discriminant Analysis Flare Forecasting System (DAFFS)",
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@INPROCEEDINGS{2016SPD....47.1207S,
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        title = "Achieving Consistent Doppler Measurements from SDO/HMI Vector Field Inversions",
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@INPROCEEDINGS{2016SPD....47.1008L,
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        title = "Lessening the Effects of Projection for Line-of-Sight Magnetic Field Data",
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@INPROCEEDINGS{2015AGUFMSH51B2446L,
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        title = "Searching for Missing Pieces for Solar Flare Forecasting",
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@ARTICLE{2015ApJ...811..107D,
       author = {{DeRosa}, M.~L. and {Wheatland}, M.~S. and {Leka}, K.~D. and {Barnes}, G. and {Amari}, T. and {Canou}, A. and {Gilchrist}, S.~A. and {Thalmann}, J.~K. and {Valori}, G. and {Wiegelmann}, T. and {Schrijver}, C.~J. and {Malanushenko}, A. and {Sun}, X. and {R{\'e}gnier}, S.},
        title = "The Influence of Spatial resolution on Nonlinear Force-free Modeling",
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         year = 2015,
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@ARTICLE{2015SoPh..290.2171H,
       author = {{Hanson}, Chris S. and {Donea}, Alina C. and {Leka}, K.~D.},
        title = "Enhanced Acoustic Emission in Relation to the Acoustic Halo Surrounding Active Region 11429",
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       volume = {290},
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          doi = {10.1007/s11207-015-0743-7},
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@INPROCEEDINGS{2015shin.confE.168L,
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        title = "Skill Scores and Evaluation Tools for SHINE-related Phenomena",
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@INPROCEEDINGS{2014AGUFMSH44A..08S,
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        title = "Measuring Coronal Energy and Helicity Buildup with SDO/HMI",
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@ARTICLE{2014SoPh..289.3549B,
       author = {{Bobra}, M.~G. and {Sun}, X. and {Hoeksema}, J.~T. and {Turmon}, M. and {Liu}, Y. and {Hayashi}, K. and {Barnes}, G. and {Leka}, K.~D.},
        title = "The Helioseismic and Magnetic Imager (HMI) Vector Magnetic Field Pipeline: SHARPs - Space-Weather HMI Active Region Patches",
      journal = {\solphys},
         year = 2014,
       volume = {289},
       number = {9},
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@ARTICLE{2014SoPh..289.3531C,
       author = {{Centeno}, R. and {Schou}, J. and {Hayashi}, K. and {Norton}, A. and {Hoeksema}, J.~T. and {Liu}, Y. and {Leka}, K.~D. and {Barnes}, G.},
        title = "The Helioseismic and Magnetic Imager (HMI) Vector Magnetic Field Pipeline: Optimization of the Spectral Line Inversion Code",
      journal = {\solphys},
         year = 2014,
       volume = {289},
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@ARTICLE{2014SoPh..289.3483H,
       author = {{Hoeksema}, J. Todd and {Liu}, Yang and {Hayashi}, Keiji and {Sun}, Xudong and {Schou}, Jesper and {Couvidat}, Sebastien and {Norton}, Aimee and {Bobra}, Monica and {Centeno}, Rebecca and {Leka}, K.~D. and {Barnes}, Graham and {Turmon}, Michael},
        title = "The Helioseismic and Magnetic Imager (HMI) Vector Magnetic Field Pipeline: Overview and Performance",
      journal = {\solphys},
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@INPROCEEDINGS{2014shin.confE.171L,
       author = {{Leka}, K.~D. and {Barnes}, G. and {Braun}, D.~C. and {Wagner}, E.~L.},
        title = "Studies on Forecasting Solar Flares",
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@INPROCEEDINGS{2014AAS...22421815B,
       author = {{Braun}, Douglas and {Leka}, K D. and {Barnes}, Graham},
        title = "A Helioseismic Survey to Investigate Relationships between Subsurface Flows beneath Large Active Regions and Solar Flares",
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         year = 2014,
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@INPROCEEDINGS{2014AAS...22411203H,
       author = {{Higgins}, Paul A. and {Perez-Suarez}, David and {Parrish}, Michael and {O'Callaghan}, David and {Leka}, K D. and {Barnes}, Graham and {Roche}, Joseph and {Gallagher}, Peter T},
        title = "Sunspotter: Using Citizen Science to Determine the Complexity of Sunspots",
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         year = 2014,
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@ARTICLE{2014ApJ...786...19B,
       author = {{Barnes}, G. and {Birch}, A.~C. and {Leka}, K.~D. and {Braun}, D.~C.},
        title = "Helioseismology of Pre-emerging Active Regions. III. Statistical Analysis",
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@MISC{2014ascl.soft04007L,
       author = {{Leka}, K.~D. and {Barnes}, G. and {Crouch}, A.},
        title = "AMBIG: Automated Ambiguity-Resolution Code",
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@INPROCEEDINGS{2013SPD....44...91L,
       author = {{Leka}, K.~D. and {Birch}, A. and {Barnes}, G. and {Braun}, D. and {Javornik}, B. and {Gonzalez-Hernandez}, I. and {Dunn}, T.},
        title = "A Search for Pre-Emergence Helioseismic Signatures of Active Regions: Study Design and some Average Results",
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         year = 2013,
       series = {AAS/Solar Physics Division Meeting},
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@INPROCEEDINGS{2013SPD....44...82L,
       author = {{Leka}, K.~D. and {Barnes}, G.},
        title = "Solar Flare Forecasting: a ``State of the Field'' Report for Researchers",
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@INPROCEEDINGS{2013SPD....44...81L,
       author = {{Leka}, K.~D. and {Barnes}, G. and {Flare Forecasting Comparison Group}},
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@INPROCEEDINGS{2013SPD....44...80B,
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@INPROCEEDINGS{2013JPhCS.440a2036H,
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        title = "Making global map of the solar surface B$\_{r}$ from the HMI vector magnetic field observations",
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@ARTICLE{2013ApJ...762..131B,
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        title = "Helioseismology of Pre-emerging Active Regions. II. Average Emergence Properties",
      journal = {\apj},
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@ARTICLE{2013ApJ...762..130L,
       author = {{Leka}, K.~D. and {Barnes}, G. and {Birch}, A.~C. and {Gonzalez-Hernandez}, I. and {Dunn}, T. and {Javornik}, B. and {Braun}, D.~C.},
        title = "Helioseismology of Pre-emerging Active Regions. I. Overview, Data, and Target Selection Criteria",
      journal = {\apj},
         year = 2013,
       volume = {762},
       number = {2},
          eid = {130},
        pages = {130},
          doi = {10.1088/0004-637X/762/2/130},
archivePrefix = {arXiv},
       eprint = {1303.1433},
 primaryClass = {astro-ph.SR},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2013ApJ...762..130L},
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@ARTICLE{2012SoPh..278..471L,
       author = {{Leka}, K.~D. and {Mickey}, Donald L. and {Uitenbroek}, Han and {Wagner}, Eric L. and {Metcalf}, Thomas R.},
        title = "The Imaging Vector Magnetograph at Haleakal{\={a}} IV: Stokes Polarization Spectra in the Sodium D$\_{1}$ 589.6 nm Spectral Line",
      journal = {\solphys},
         year = 2012,
       volume = {278},
       number = {2},
        pages = {471-485},
          doi = {10.1007/s11207-012-9958-z},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2012SoPh..278..471L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2012ASPC..455..337L,
       author = {{Liu}, Y. and {Scherrer}, P.~H. and {Hoeksema}, J.~T. and {Schou}, J. and {Bai}, T. and {Beck}, J.~G. and {Bobra}, M. and {Bogart}, R.~S. and {Bush}, R.~I. and {Couvidat}, S. and {Hayashi}, K. and {Kosovichev}, A.~G. and {Larson}, T.~P. and {Rabello-Soares}, C. and {Sun}, X. and {Wachter}, R. and {Zhao}, J. and {Zhao}, X.~P. and {Duvall}, T.~L., Jr. and {DeRosa}, M.~L. and {Schrijver}, C.~J. and {Title}, A.~M. and {Centeno}, R. and {Tomczyk}, S. and {Borrero}, J.~M. and {Norton}, A.~A. and {Barnes}, G. and {Crouch}, A.~D. and {Leka}, K.~D. and {Abbett}, W.~P. and {Fisher}, G.~H. and {Welsch}, B.~T. and {Muglach}, K. and {Schuck}, P.~W. and {Wiegelmann}, T. and {Turmon}, M. and {Linker}, J.~A. and {Miki{\'c}}, Z. and {Riley}, P. and {Wu}, S.~T.},
        title = "A First Look at Magnetic Field Data Products from SDO/HMI",
    booktitle = {4th Hinode Science Meeting: Unsolved Problems and Recent Insights},
         year = 2012,
       editor = {{Bellot Rubio}, L. and {Reale}, F. and {Carlsson}, M.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {455},
        pages = {337},
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@INPROCEEDINGS{2012AAS...22020609B,
       author = {{Barnes}, Graham and {Leka}, K. and {Crouch}, A.},
        title = "Ambiguity Resolution of Multiple Height Magnetic Field Observations",
    booktitle = {AAS abstracts \#220},
         year = 2012,
       series = {AAS abstracts},
       volume = {220},
          eid = {206.09},
        pages = {206.09},
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@INPROCEEDINGS{2012AAS...22020510B,
       author = {{Barnes}, Graham and {Birch}, A. and {Leka}, K. and {Braun}, D. and {Dunn}, T. and {Javornik}, B. and {Gonzalez Hernandez}, I.},
        title = "A Search for Pre-Emergence Helioseismic Signatures of Active Regions",
    booktitle = {AAS abstracts \#220},
         year = 2012,
       series = {AAS abstracts},
       volume = {220},
          eid = {205.10},
        pages = {205.10},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2012AAS...22020510B},
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@INPROCEEDINGS{2012AAS...22020305L,
       author = {{Leka}, K.~D.},
        title = "Spectropolarimetry in the Sodium 589.6nm D1 line: Evaluating the Resulting Chromospheric (?) Vector Field Maps.",
    booktitle = {AAS abstracts \#220},
         year = 2012,
       series = {AAS abstracts},
       volume = {220},
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        pages = {203.05},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2012AAS...22020305L},
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@INPROCEEDINGS{2012decs.confE..79L,
       author = {{Leka}, K.~D. and {Barnes}, G. and {Stockwell}, R.~G. and {Wagner}, E.~L. and {Uitenbroek}, H. and {Derouich}, M.},
        title = "Spectropolarimetry in the Sodium 589.6nm D1 line: Evaluating the Resulting Chromospheric (?) Vector Field Maps.",
    booktitle = {SDO-4: Dynamics and Energetics of the Coupled Solar Atmosphere. The Synergy Between State-of-the-Art Observations and Numerical Simulations},
         year = 2012,
          eid = {79},
        pages = {79},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2012decs.confE..79L},
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@INPROCEEDINGS{2012decs.confE..69H,
       author = {{Hayashi}, Keiji and {Hoeksema}, J. Todd and {Liu}, Sun and {Yang}, Xudong and {Centeno}, Rebecca and {Leka}, K.~D. and {Barnes}, Graham},
        title = "The synoptic maps of Br from HMI observations",
    booktitle = {SDO-4: Dynamics and Energetics of the Coupled Solar Atmosphere. The Synergy Between State-of-the-Art Observations and Numerical Simulations},
         year = 2012,
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@ARTICLE{2012SoPh..277...89L,
       author = {{Leka}, K.~D. and {Barnes}, G.},
        title = "Modeling and Interpreting the Effects of Spatial Resolution on Solar Magnetic Field Maps",
      journal = {\solphys},
         year = 2012,
       volume = {277},
       number = {1},
        pages = {89-118},
          doi = {10.1007/s11207-011-9821-7},
archivePrefix = {arXiv},
       eprint = {1106.5024},
 primaryClass = {astro-ph.SR},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2012SoPh..277...89L},
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@ARTICLE{2012SoPh..276..441L,
       author = {{Leka}, K.~D. and {Barnes}, Graham and {Gary}, G. Allen and {Crouch}, A.~D. and {Liu}, Y.},
        title = "Response to ``Comment on `Resolving the 180{ deg} Ambiguity in Solar Vector Magnetic Field Data: Evaluating the Effects of Noise, Spatial Resolution, and Method Assumptions' ''",
      journal = {\solphys},
         year = 2012,
       volume = {276},
       number = {1-2},
        pages = {441-450},
          doi = {10.1007/s11207-011-9879-2},
archivePrefix = {arXiv},
       eprint = {1110.2697},
 primaryClass = {astro-ph.SR},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2012SoPh..276..441L},
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@ARTICLE{2012SoPh..276..133G,
       author = {{Gilchrist}, S.~A. and {Wheatland}, M.~S. and {Leka}, K.~D.},
        title = "The Free Energy of NOAA Solar Active Region AR 11029",
      journal = {\solphys},
         year = 2012,
       volume = {276},
       number = {1-2},
        pages = {133-160},
          doi = {10.1007/s11207-011-9878-3},
archivePrefix = {arXiv},
       eprint = {1110.4418},
 primaryClass = {astro-ph.SR},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2012SoPh..276..133G},
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@INPROCEEDINGS{2011AGUFMSH31A1985C,
       author = {{Centeno}, R. and {Barnes}, G. and {Borrero}, J. and {Couvidat}, S.~P. and {Hayashi}, K. and {Hoeksema}, J.~T. and {Leka}, K.~D. and {Liu}, Y. and {Schou}, J. and {Schuck}, P.~W. and {Sun}, X. and {Tomczyk}, S.},
        title = "HMI vector magnetic field products: the long-awaited release has come! Now what?",
    booktitle = {AGU abstracts},
         year = 2011,
       volume = {2011},
          eid = {SH31A-1985},
        pages = {SH31A-1985},
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@INPROCEEDINGS{2011sdmi.confE..67L,
       author = {{Leka}, K.~D.},
        title = "Interpreting Vector Magnetic Field Data in the Context of Modeling Results (and vice-versa)",
    booktitle = {SDO-3: Solar Dynamics and Magnetism from the Interior to the Atmosphere},
         year = 2011,
          eid = {67},
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@INPROCEEDINGS{2011sdmi.confE..58B,
       author = {{Barnes}, Graham and {Birch}, Aaron and {Leka}, K.~D. and {Braun}, Doug and {Dunn}, Tera and {Hernandez Gonzalez}, I.},
        title = "A Search for Pre-Emergence Helioseismic Signatures of Active Regions",
    booktitle = {SDO-3: Solar Dynamics and Magnetism from the Interior to the Atmosphere},
         year = 2011,
          eid = {58},
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@INPROCEEDINGS{2011shin.confE.138B,
       author = {{Barnes}, Graham and {Leka}, K.~D. and {Stockwell}, R.},
        title = "Statistical Analysis of Pre-CME Coronal Activity",
    booktitle = {Solar Heliospheric and INterplanetary Environment (SHINE 2011)},
         year = 2011,
          eid = {138},
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@INPROCEEDINGS{2011shin.confE..22L,
       author = {{Leka}, K.~D. and {Barnes}, G.},
        title = "A Comparison of Methods for Manipulating SpectroPolarimetric and Magnetic Field Data for Heliospheric Models, Data Comparisons, and Physical Interpretation",
    booktitle = {Solar Heliospheric and INterplanetary Environment (SHINE 2011)},
         year = 2011,
          eid = {22},
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@INPROCEEDINGS{2011ASPC..437..157L,
       author = {{Leka}, K.~D.},
        title = "Effects of Limited Resolution on SpectroPolarimetric data, from the Subtle to the Supreme",
    booktitle = {Solar Polarization 6},
         year = 2011,
       editor = {{Kuhn}, J.~R. and {Harrington}, D.~M. and {Lin}, H. and {Berdyugina}, S.~V. and {Trujillo-Bueno}, J. and {Keil}, S.~L. and {Rimmele}, T.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {437},
        pages = {157},
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@ARTICLE{2011SoPh..268..389K,
       author = {{Komm}, R. and {Ferguson}, R. and {Hill}, F. and {Barnes}, G. and {Leka}, K.~D.},
        title = "Subsurface Vorticity of Flaring versus Flare-Quiet Active Regions",
      journal = {\solphys},
         year = 2011,
       volume = {268},
       number = {2},
        pages = {389-406},
          doi = {10.1007/s11207-010-9552-1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2011SoPh..268..389K},
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@ARTICLE{2011ApJ...728..112W,
       author = {{Wheatland}, M.~S. and {Leka}, K.~D.},
        title = "Achieving Self-consistent Nonlinear Force-free Modeling of Solar Active Regions",
      journal = {\apj},
         year = 2011,
       volume = {728},
       number = {2},
          eid = {112},
        pages = {112},
          doi = {10.1088/0004-637X/728/2/112},
archivePrefix = {arXiv},
       eprint = {1012.3503},
 primaryClass = {astro-ph.SR},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2011ApJ...728..112W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2011ASInC...2..203W,
       author = {{Wheatland}, M.~S. and {Leka}, K.~D.},
        title = "Modelling magnetic fields in the corona using nonlinear force-free fields",
    booktitle = {Astronomical Society of India Conference Series},
         year = 2011,
       series = {Astronomical Society of India Conference Series},
       volume = {2},
        pages = {203-212},
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@ARTICLE{2010ApJ...723.1493L,
       author = {{Lee}, J. -Y. and {Barnes}, Graham and {Leka}, K.~D. and {Reeves}, Katharine K. and {Korreck}, K.~E. and {Golub}, L. and {DeLuca}, E.~E.},
        title = "The Role of Magnetic Topology in the Heating of Active Region Coronal Loops",
      journal = {\apj},
         year = 2010,
       volume = {723},
       number = {2},
        pages = {1493-1506},
          doi = {10.1088/0004-637X/723/2/1493},
archivePrefix = {arXiv},
       eprint = {1009.2070},
 primaryClass = {astro-ph.SR},
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      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2010shin.confE..54B,
       author = {{Barnes}, Graham and {Leka}, K.~D.},
        title = "The Effects of Different Implementations of Potential Field Extrapolations",
    booktitle = {Solar Heliospheric and INterplanetary Environment (SHINE 2010)},
         year = 2010,
          eid = {54},
        pages = {54},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2010shin.confE..54B},
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@INPROCEEDINGS{2010shin.confE...5D,
       author = {{Derouich}, M. and {Leka}, K.~D. and {Mickey}, D.~L. and {Uitenbroek}, H. and {Metcalf}, T.~R.},
        title = "Observing and Interpreting Na D1 589.6nm Stokes Spectra with the Imaging Vector Magnetograph II: The Magnetic Maps",
    booktitle = {Solar Heliospheric and INterplanetary Environment (SHINE 2010)},
         year = 2010,
          eid = {5},
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@INPROCEEDINGS{2010shin.confE...4L,
       author = {{Leka}, K.~D. and {Mickey}, D.~L. and {Uitenbroek}, H. and {Derouich}, M. and {Metcalf}, T.~R.},
        title = "Observing and Interpreting Na D1 589.6nm Stokes Spectra with the Imaging Vector Magnetograph I: Polarization Spectra",
    booktitle = {Solar Heliospheric and INterplanetary Environment (SHINE 2010)},
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          eid = {4},
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@INPROCEEDINGS{2010AAS...21640514L,
       author = {{Lee}, Jin-Yi and {Barnes}, G. and {Leka}, K. and {Reeves}, K.~K. and {Korreck}, K.~E. and {Golub}, L.},
        title = "Coronal Loop Evolution and Inferred Coronal Magnetic Energy in a Quiet Active Region",
    booktitle = {AAS abstracts \#216},
         year = 2010,
       series = {AAS abstracts},
       volume = {216},
          eid = {405.14},
        pages = {405.14},
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@INPROCEEDINGS{2010cosp...38.4173B,
       author = {{Barnes}, Graham and {Leka}, K.~D.},
        title = "Comparison of Solar Flare Forecasting Methods",
    booktitle = {38th COSPAR Scientific Assembly},
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       volume = {38},
        pages = {3},
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@ARTICLE{2009SoPh..260..271C,
       author = {{Crouch}, A.~D. and {Barnes}, G. and {Leka}, K.~D.},
        title = "Resolving the Azimuthal Ambiguity in Vector Magnetogram Data with the Divergence-Free Condition: Application to Discrete Data",
      journal = {\solphys},
         year = 2009,
       volume = {260},
       number = {2},
        pages = {271-287},
          doi = {10.1007/s11207-009-9454-2},
archivePrefix = {arXiv},
       eprint = {0911.0711},
 primaryClass = {astro-ph.SR},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2009SoPh..260..271C},
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@INPROCEEDINGS{2009ASPC..416..127F,
       author = {{Ferguson}, R. and {Komm}, R. and {Hill}, F. and {Barnes}, G. and {Leka}, K.~D.},
        title = "Subsurface Flow Properties of Flaring versus Flare-Quiet Active Regions",
    booktitle = {Solar-Stellar Dynamos as Revealed by Helio- and Asteroseismology: GONG 2008/SOHO 21},
         year = 2009,
       editor = {{Dikpati}, M. and {Arentoft}, T. and {Gonz{\'a}lez Hern{\'a}ndez}, I. and {Lindsey}, C. and {Hill}, F.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
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@INPROCEEDINGS{2009ASPC..415..365L,
       author = {{Leka}, K.~D. and {Barnes}, G. and {Crouch}, A.},
        title = "An Automated Ambiguity-Resolution Code for Hinode/SP Vector Magnetic Field Data",
    booktitle = {The Second Hinode Science Meeting: Beyond Discovery-Toward Understanding},
         year = 2009,
       editor = {{Lites}, B. and {Cheung}, M. and {Magara}, T. and {Mariska}, J. and {Reeves}, K.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
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@INPROCEEDINGS{2009ASPC..415..279L,
       author = {{Lee}, J. -Y. and {Leka}, K.~D. and {Barnes}, G. and {Reeves}, K.~K. and {Korreck}, K.~E. and {Golub}, L.},
        title = "Evolution of Magnetic Properties for Two Active Regions Observed by Hinode/XRT and TRACE",
    booktitle = {The Second Hinode Science Meeting: Beyond Discovery-Toward Understanding},
         year = 2009,
       editor = {{Lites}, B. and {Cheung}, M. and {Magara}, T. and {Mariska}, J. and {Reeves}, K.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
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@INPROCEEDINGS{2009AGUFMSH41B1664L,
       author = {{Lee}, J. and {Barnes}, G. and {Leka}, K.~D. and {Reeves}, K.~K. and {Korreck}, K.~E. and {Golub}, L.},
        title = "Magnetic energy build-up and coronal brightness evolution",
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@ARTICLE{2009SoPh..260...83L,
       author = {{Leka}, K.~D. and {Barnes}, Graham and {Crouch}, A.~D. and {Metcalf}, Thomas R. and {Gary}, G. Allen and {Jing}, Ju and {Liu}, Y.},
        title = "Resolving the 180{ deg} Ambiguity in Solar Vector Magnetic Field Data: Evaluating the Effects of Noise, Spatial Resolution, and Method Assumptions",
      journal = {\solphys},
         year = 2009,
       volume = {260},
       number = {1},
        pages = {83-108},
          doi = {10.1007/s11207-009-9440-8},
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@INPROCEEDINGS{2009SPD....40.3102D,
       author = {{De Rosa}, Marc L. and {Schrijver}, C.~J. and {Barnes}, G. and {Leka}, K.~D. and {Lites}, B.~W. and {Aschwanden}, M.~J. and {Amari}, T. and {Canou}, A. and {McTiernan}, J.~M. and {R{\'e}gnier}, S. and {Thalmann}, J.~K. and {Valori}, G. and {Wheatland}, M.~S. and {Wiegelmann}, T. and {Cheung}, M.~C.~M. and {Conlon}, P.~A. and {Fuhrmann}, M. and {Inhester}, B. and {Tadesse}, T.},
        title = "Nonlinear Force-Free Magnetic Field Modeling of AR 10953: A Critical Assessment",
    booktitle = {AAS/Solar Physics Division Meeting \#40},
         year = 2009,
       series = {AAS/Solar Physics Division Meeting},
       volume = {40},
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@INPROCEEDINGS{2009SPD....40.1908F,
       author = {{Ferguson}, Ryan M. and {Komm}, R. and {Hill}, F. and {Barnes}, G. and {Leka}, K.~D.},
        title = "Subsurface Flow Properties of Flaring Versus Flare-quiet Active Regions",
    booktitle = {AAS/Solar Physics Division Meeting \#40},
         year = 2009,
       series = {AAS/Solar Physics Division Meeting},
       volume = {40},
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@INPROCEEDINGS{2009SPD....40.1209L,
       author = {{Lee}, Jin-Yi and {Barnes}, G. and {Leka}, K. and {Reeves}, K.~K. and {Korreck}, K.~E. and {Golub}, L.},
        title = "Magnetic Topology and Coronal Brightness Evolution: A Case Study",
    booktitle = {AAS/Solar Physics Division Meeting \#40},
         year = 2009,
       series = {AAS/Solar Physics Division Meeting},
       volume = {40},
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@INPROCEEDINGS{2009SPD....40.0915C,
       author = {{Crouch}, Ashley D. and {Leka}, K. and {Barnes}, G.},
        title = "Resolving the Azimuthal Ambiguity in Vector Magnetogram Data with the Divergence-Free Condition",
    booktitle = {AAS/Solar Physics Division Meeting \#40},
         year = 2009,
       series = {AAS/Solar Physics Division Meeting},
       volume = {40},
          eid = {9.15},
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@INPROCEEDINGS{2009SPD....40.0708L,
       author = {{Leka}, K.~D. and {Dunn}, T. and {Gonzalez-Hernandez}, I. and {Barnes}, G. and {Braun}, D. and {Birch}, A.},
        title = "Detecting, Selecting, And Controlling For Emerging ActiveRegions In The Search For Helioseismic Pre-emergence Signatures.",
    booktitle = {AAS/Solar Physics Division Meeting \#40},
         year = 2009,
       series = {AAS/Solar Physics Division Meeting},
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@INPROCEEDINGS{2009SPD....40.0402B,
       author = {{Birch}, Aaron and {Braun}, D.~C. and {Leka}, K.~D. and {Barnes}, G. and {Dunn}, T.~L. and {Gonz{\'a}lez Hern{\'a}ndez}, I.},
        title = "A Search for Pre-Emergence Signatures of Active Regions",
    booktitle = {AAS/Solar Physics Division Meeting \#40},
         year = 2009,
       series = {AAS/Solar Physics Division Meeting},
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          eid = {4.02},
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@ARTICLE{2009ApJ...696.1780D,
       author = {{De Rosa}, Marc L. and {Schrijver}, Carolus J. and {Barnes}, Graham and {Leka}, K.~D. and {Lites}, Bruce W. and {Aschwanden}, Markus J. and {Amari}, Tahar and {Canou}, Aur{\'e}lien and {McTiernan}, James M. and {R{\'e}gnier}, St{\'e}phane and {Thalmann}, Julia K. and {Valori}, Gherardo and {Wheatland}, Michael S. and {Wiegelmann}, Thomas and {Cheung}, Mark C.~M. and {Conlon}, Paul A. and {Fuhrmann}, Marcel and {Inhester}, Bernd and {Tadesse}, Tilaye},
        title = "A Critical Assessment of Nonlinear Force-Free Field Modeling of the Solar Corona for Active Region 10953",
      journal = {\apj},
         year = 2009,
       volume = {696},
       number = {2},
        pages = {1780-1791},
          doi = {10.1088/0004-637X/696/2/1780},
archivePrefix = {arXiv},
       eprint = {0902.1007},
 primaryClass = {astro-ph.SR},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2009ApJ...696.1780D},
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@ARTICLE{2008ApJ...689.1388L,
       author = {{Lundquist}, L.~L. and {Fisher}, G.~H. and {Metcalf}, T.~R. and {Leka}, K.~D. and {McTiernan}, J.~M.},
        title = "Forward Modeling of Active Region Coronal Emissions. II. Implications for Coronal Heating",
      journal = {\apj},
         year = 2008,
       volume = {689},
       number = {2},
        pages = {1388-1405},
          doi = {10.1086/592760},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2008ApJ...689.1388L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@ARTICLE{2008ApJ...688L.107B,
       author = {{Barnes}, G. and {Leka}, K.~D.},
        title = "Evaluating the Performance of Solar Flare Forecasting Methods",
      journal = {\apjl},
         year = 2008,
       volume = {688},
       number = {2},
        pages = {L107},
          doi = {10.1086/595550},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2008ApJ...688L.107B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2008AGUFMSH41A1604D,
       author = {{De Rosa}, M.~L. and {Schrijver}, C.~J. and {Barnes}, G. and {Leka}, K.~D. and {Lites}, B.~W. and {Aschwanden}, M.~J. and {McTiernan}, J.~M. and {R{\'e}gnier}, S. and {Thalmann}, J. and {Valori}, G. and {Wheatland}, M.~S. and {Wiegelmann}, T. and {Cheung}, M. and {Conlon}, P.~A. and {Fuhrmann}, M. and {Inhester}, B. and {Tadesse}, T.},
        title = "Nonlinear Force-Free Magnetic Field Modeling of the Solar Corona: A Critical Assessment",
    booktitle = {AGU abstracts},
         year = 2008,
       volume = {2008},
          eid = {SH41A-1604},
        pages = {SH41A-1604},
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@INPROCEEDINGS{2008AGUFMSA51A1535L,
       author = {{Leka}, K. and {Barnes}, G. and {Knoll}, J. and {Tessein}, J.~A.},
        title = "Statistical Prediction of Solar Flares Using Magnetic Field Data: A Status Report",
    booktitle = {AGU abstracts},
         year = 2008,
       volume = {2008},
          eid = {SA51A-1535},
        pages = {SA51A-1535},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2008AGUFMSA51A1535L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@ARTICLE{2007BAAS...39.1074L,
       author = {{Leka}, K.~D.},
        title = "Obituary: Thomas Robert Metcalf, 1961-2007",
      journal = {\baas},
         year = 2007,
       volume = {39},
       number = {4},
        pages = {1074},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2007BAAS...39.1074L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2007AGUFMSM41A0314B,
       author = {{Barnes}, G. and {Leka}, K.},
        title = "A Comparison of Flare Forecasting Parameters Derived From Photospheric Magnetograms",
    booktitle = {AGU abstracts},
         year = 2007,
       volume = {2007},
          eid = {SM41A-0314},
        pages = {SM41A-0314},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2007AGUFMSM41A0314B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2007AGUFMSH13A1110M,
       author = {{MacDonald}, R. and {Fisher}, G.~H. and {Leka}, K.},
        title = "Testing a possible scenario for delta-spot formation",
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         year = 2007,
       volume = {2007},
          eid = {SH13A-1110},
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       adsurl = {https://ui.adsabs.harvard.edu/abs/2007AGUFMSH13A1110M},
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@ARTICLE{2007SpWea...5.9002B,
       author = {{Barnes}, G. and {Leka}, K.~D. and {Schumer}, E.~A. and {Della-Rose}, D.~J.},
        title = "Probabilistic forecasting of solar flares from vector magnetogram data",
      journal = {Space Weather},
         year = 2007,
       volume = {5},
       number = {9},
          eid = {S09002},
        pages = {S09002},
          doi = {10.1029/2007SW000317},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2007SpWea...5.9002B},
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@ARTICLE{2007ApJ...656.1173L,
       author = {{Leka}, K.~D. and {Barnes}, G.},
        title = "Photospheric Magnetic Field Properties of Flaring versus Flare-quiet Active Regions. IV. A Statistically Significant Sample",
      journal = {\apj},
         year = 2007,
       volume = {656},
       number = {2},
        pages = {1173-1186},
          doi = {10.1086/510282},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2007ApJ...656.1173L},
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@INPROCEEDINGS{2006ASPC..354..168M,
       author = {{Moradi}, H. and {Donea}, A. and {Besliu-Ionescu}, D. and {Cally}, P. and {Lindsey}, C. and {Leka}, K.},
        title = "Magnetohelioseismic Analysis of AR10720 Using Helioseismic Holography",
    booktitle = {Solar MHD Theory and Observations: A High Spatial Resolution Perspective},
         year = 2006,
       editor = {{Leibacher}, John and {Stein}, Robert F. and {Uitenbroek}, Han},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {354},
        pages = {168},
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@ARTICLE{2006SoPh..237..267M,
       author = {{Metcalf}, Thomas R. and {Leka}, K.~D. and {Barnes}, Graham and {Lites}, Bruce W. and {Georgoulis}, Manolis K. and {Pevtsov}, A.~A. and {Balasubramaniam}, K.~S. and {Gary}, G. Allen and {Jing}, Ju and {Li}, Jing and {Liu}, Y. and {Wang}, H.~N. and {Abramenko}, Valentyna and {Yurchyshyn}, Vasyl and {Moon}, Y. -J.},
        title = "An Overview of Existing Algorithms for Resolving the 180$^{{ deg}}$ Ambiguity in Vector Magnetic Fields: Quantitative Tests with Synthetic Data",
      journal = {\solphys},
         year = 2006,
       volume = {237},
       number = {2},
        pages = {267-296},
          doi = {10.1007/s11207-006-0170-x},
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@INPROCEEDINGS{2006IAUJD...3E..80B,
       author = {{Barnes}, G. and {Longcope}, D.~W. and {Beveridge}, C. and {Ravindra}, B. and {Leka}, K.~D.},
        title = "Estimating Active Region Free Energy and Helicity from the Minimum Current Corona Model",
    booktitle = {IAU Joint Discussion},
         year = 2006,
       series = {IAU Joint Discussion},
       volume = {26},
          eid = {80},
        pages = {80},
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@INPROCEEDINGS{2006IAUJD...3E..53L,
       author = {{Leka}, K.~D. and {Metcalf}, T.~R. and {Mickey}, D.~L. and {Barnes}, G.},
        title = "Observations of The Chromospheric Magnetic Field In Solar Active Regions",
    booktitle = {IAU Joint Discussion},
         year = 2006,
       series = {IAU Joint Discussion},
       volume = {26},
          eid = {53},
        pages = {53},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006IAUJD...3E..53L},
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@ARTICLE{2006ApJ...646.1303B,
       author = {{Barnes}, G. and {Leka}, K.~D.},
        title = "Photospheric Magnetic Field Properties of Flaring versus Flare-quiet Active Regions. III. Magnetic Charge Topology Models",
      journal = {\apj},
         year = 2006,
       volume = {646},
       number = {2},
        pages = {1303-1318},
          doi = {10.1086/504960},
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@INPROCEEDINGS{2006SPD....37.2203L,
       author = {{Leka}, K.~D. and {Barnes}, G.},
        title = "Progress on Determining What Makes a Flare-Producing Active Region",
    booktitle = {AAS/Solar Physics Division Meeting \#37},
         year = 2006,
       series = {AAS/Solar Physics Division Meeting},
       volume = {37},
          eid = {22.03},
        pages = {22.03},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006SPD....37.2203L},
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@INPROCEEDINGS{2006SPD....37.0903M,
       author = {{Metcalf}, Thomas R. and {Leka}, K.~D. and {Mickey}, D.~L. and {Barnes}, G.},
        title = "Measuring the Magnetic Free Energy Available for Solar Flares",
    booktitle = {AAS/Solar Physics Division Meeting \#37},
         year = 2006,
       series = {AAS/Solar Physics Division Meeting},
       volume = {37},
          eid = {9.03},
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@ARTICLE{2006ApJ...641.1188B,
       author = {{Barnes}, G. and {Leka}, K.~D. and {Wheatland}, M.~S.},
        title = "Quantifying the Performance of Force-free Extrapolation Methods Using Known Solutions",
      journal = {\apj},
         year = 2006,
       volume = {641},
       number = {2},
        pages = {1188-1196},
          doi = {10.1086/500503},
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@ARTICLE{2005ApJ...629..561B,
       author = {{Barnes}, G. and {Longcope}, D.~W. and {Leka}, K.~D.},
        title = "Implementing a Magnetic Charge Topology Model for Solar Active Regions",
      journal = {\apj},
         year = 2005,
       volume = {629},
       number = {1},
        pages = {561-571},
          doi = {10.1086/431175},
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@ARTICLE{2005ApJ...626.1091L,
       author = {{Leka}, K.~D. and {Fan}, Y. and {Barnes}, G.},
        title = "On the Availability of Sufficient Twist in Solar Active Regions to Trigger the Kink Instability",
      journal = {\apj},
         year = 2005,
       volume = {626},
       number = {2},
        pages = {1091-1095},
          doi = {10.1086/430203},
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@INPROCEEDINGS{2005AGUSMSP14A..02L,
       author = {{Lundquist}, L.~L. and {Fisher}, G.~H. and {Leka}, K.~D. and {Metcalf}, T.~R. and {McTiernan}, J.~M.},
        title = "Predicting Coronal Emissions with Multiple Heating Rates",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2005,
       volume = {2005},
          eid = {SP14A-02},
        pages = {SP14A-02},
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@INPROCEEDINGS{2005AGUSMSH53B..02L,
       author = {{Leka}, K.~D.},
        title = "Chromospheric Vector Magnetic Field Measurements of Active Regions",
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         year = 2005,
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          eid = {SH53B-02},
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@INPROCEEDINGS{2005AGUSMSH13C..10L,
       author = {{Leka}, K.~D. and {Metcalf}, T.~R. and {Mickey}, D.~L.},
        title = "Another Piece of the Elephant: Chromospheric Vector Field Observations",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2005,
       volume = {2005},
          eid = {SH13C-10},
        pages = {SH13C-10},
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@ARTICLE{2005ApJ...623L..53M,
       author = {{Metcalf}, Thomas R. and {Leka}, K.~D. and {Mickey}, D.~L.},
        title = "Magnetic Free Energy in NOAA Active Region 10486 on 2003 October 29",
      journal = {\apjl},
         year = 2005,
       volume = {623},
       number = {1},
        pages = {L53-L56},
          doi = {10.1086/429961},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2005ApJ...623L..53M},
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@INPROCEEDINGS{2004AAS...204.3906B,
       author = {{Barnes}, G. and {Longcope}, D.~W. and {Leka}, K.~D.},
        title = "Magnetic Topology, Flux Emergence/Reconnection and Velocities from a Magnetic Charge Topology Model for Solar Active Regions",
    booktitle = {AAS abstracts \#204},
         year = 2004,
       series = {AAS abstracts},
       volume = {204},
          eid = {39.06},
        pages = {39.06},
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@INPROCEEDINGS{2004AAS...204.3905L,
       author = {{Leka}, K.~D. and {Barnes}, G.},
        title = "Photospheric Magnetic Field Properties of Flaring vs. Flare-Quiet Active Regions III: Discriminant Analysis of a Statistically Significant Database",
    booktitle = {AAS abstracts \#204},
         year = 2004,
       series = {AAS abstracts},
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          eid = {39.05},
        pages = {39.05},
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@INPROCEEDINGS{2004AAS...204.3704L,
       author = {{Longcope}, D. and {Leka}, K.~D.},
        title = "Inferring a Photospheric Velocity Field from a Sequence of Vector Magnetograms: The Minimum Energy Fit",
    booktitle = {AAS abstracts \#204},
         year = 2004,
       series = {AAS abstracts},
       volume = {204},
          eid = {37.04},
        pages = {37.04},
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@INPROCEEDINGS{2004AAS...204.0208M,
       author = {{Metcalf}, T.~R. and {Leka}, K.~D. and {Mickey}, D.~L.},
        title = "The Magnetic Free Energy in AR0486",
    booktitle = {AAS abstracts \#204},
         year = 2004,
       series = {AAS abstracts},
       volume = {204},
          eid = {02.08},
        pages = {02.08},
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@INPROCEEDINGS{2003AGUFMSH42B0516G,
       author = {{Gibson}, S. and {Barnes}, G. and {Demoulin}, P. and {Fan}, Y. and {Fisher}, G. and {Leka}, K. and {Longcope}, D. and {Mandrini}, C. and {Metcalf}, T.},
        title = "Observational consequences of a magnetic flux rope topology",
    booktitle = {AGU abstracts},
         year = 2003,
       volume = {2003},
          eid = {SH42B-0516},
        pages = {SH42B-0516},
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@ARTICLE{2003ApJ...595.1296L,
       author = {{Leka}, K.~D. and {Barnes}, G.},
        title = "Photospheric Magnetic Field Properties of Flaring versus Flare-quiet Active Regions. II. Discriminant Analysis",
      journal = {\apj},
         year = 2003,
       volume = {595},
       number = {2},
        pages = {1296-1306},
          doi = {10.1086/377512},
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@ARTICLE{2003ApJ...595.1277L,
       author = {{Leka}, K.~D. and {Barnes}, G.},
        title = "Photospheric Magnetic Field Properties of Flaring versus Flare-quiet Active Regions. I. Data, General Approach, and Sample Results",
      journal = {\apj},
         year = 2003,
       volume = {595},
       number = {2},
        pages = {1277-1295},
          doi = {10.1086/377511},
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@INPROCEEDINGS{2003SPD....34.1616B,
       author = {{Barnes}, G. and {Leka}, K.~D. and {Longcope}, D.~W.},
        title = "Photospheric Magnetic Field Properties of Flaring vs. Flare-Quiet Active Regions II: A Magnetic Charge Topology Model and Statistical Results",
    booktitle = {AAS/Solar Physics Division Meeting \#34},
         year = 2003,
       series = {AAS/Solar Physics Division Meeting},
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          eid = {16.16},
        pages = {16.16},
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@INPROCEEDINGS{2003SPD....34.1615L,
       author = {{Leka}, K.~D. and {Barnes}, G.},
        title = "Photospheric Magnetic Field Properties of Flaring vs. Flare-Quiet Active Regions I: Data, General Approach, and Statistical Results",
    booktitle = {AAS/Solar Physics Division Meeting \#34},
         year = 2003,
       series = {AAS/Solar Physics Division Meeting},
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@ARTICLE{2003SoPh..212..361L,
       author = {{Leka}, K.~D. and {Metcalf}, Thomas R.},
        title = "Active-Region Magnetic Structure Observed in the Photosphere and Chromosphere",
      journal = {\solphys},
         year = 2003,
       volume = {212},
       number = {2},
        pages = {361-378},
          doi = {10.1023/A:1022996404064},
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@ARTICLE{2002A&A...395..685B,
       author = {{Bleybel}, A. and {Amari}, T. and {van Driel-Gesztelyi}, L. and {Leka}, K.~D.},
        title = "Global budget for an eruptive active region . I. Equilibrium reconstruction approach",
      journal = {\aap},
         year = 2002,
       volume = {395},
        pages = {685-695},
          doi = {10.1051/0004-6361:20021332},
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@INPROCEEDINGS{2002ESASP.505..265G,
       author = {{Gibson}, S.~E. and {Low}, B.~C. and {Leka}, K.~D. and {Fan}, Y. and {Fletcher}, L.},
        title = "Magnetic flux ropes: Would we know one if we saw one?",
    booktitle = {SOLMAG 2002. Proceedings of the Magnetic Coupling of the Solar Atmosphere Euroconference},
         year = 2002,
       editor = {{Sawaya-Lacoste}, Huguette},
       series = {ESA Special Publication},
       volume = {505},
        pages = {265-268},
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@INPROCEEDINGS{2002AAS...200.6808B,
       author = {{Barnes}, G. and {Leka}, K.~D. and {Longcope}, D.~W.},
        title = "Photospheric Magnetic Fields Complexity Variations and Solar Flares",
    booktitle = {AAS abstracts \#200},
         year = 2002,
       series = {AAS abstracts},
       volume = {200},
          eid = {68.08},
        pages = {68.08},
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@INPROCEEDINGS{2002AAS...200.3802L,
       author = {{Leka}, K.~D.},
        title = "Stokes Asymmetries In and Around Sunspots",
    booktitle = {AAS abstracts \#200},
         year = 2002,
       series = {AAS abstracts},
       volume = {200},
          eid = {38.02},
        pages = {38.02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002AAS...200.3802L},
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@ARTICLE{2001SoPh..203..239L,
       author = {{Leka}, K.~D. and {Rangarajan}, K.~E.},
        title = "Effects of `Seeing' on Vector Magnetograph Measurements",
      journal = {\solphys},
         year = 2001,
       volume = {203},
       number = {2},
        pages = {239-254},
          doi = {10.1023/A:1013373424510},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001SoPh..203..239L},
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@ARTICLE{2001ApJ...552..354L,
       author = {{Leka}, K.~D. and {Steiner}, O.},
        title = "Understanding Small Solar Magnetic Structures: Comparing Numerical Simulations to Observations",
      journal = {\apj},
         year = 2001,
       volume = {552},
       number = {1},
        pages = {354-371},
          doi = {10.1086/320445},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001ApJ...552..354L},
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@INPROCEEDINGS{2001AGUSM..SP41B07M,
       author = {{Metcalf}, T.~R. and {Leka}, K.~D.},
        title = "A Comparison of the Active Region Magnetic Field in the Photosphere and Chromosphere",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2001,
       volume = {2001},
          eid = {SP41B-07},
        pages = {SP41B-07},
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@INPROCEEDINGS{2001AGUSM..SP41B06L,
       author = {{Leka}, K.~D. and {Rangarajan}, K.~E.},
        title = "The Effect of ``Seeing'' on Imaging Vector Magnetograph Measurements of Solar Active Regions",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2001,
       volume = {2001},
          eid = {SP41B-06},
        pages = {SP41B-06},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001AGUSM..SP41B06L},
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@INPROCEEDINGS{2001AGUSM..SH31D03L,
       author = {{Leka}, K.~D. and {White}, S. and {Mikic}, Z. and {Lee}, J.},
        title = "Coronal Sunspot Magnetic Fields: Extrapolation vs. Direct Observation",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2001,
       volume = {2001},
          eid = {SH31D-03},
        pages = {SH31D-03},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001AGUSM..SH31D03L},
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@INPROCEEDINGS{2001ASPC..236..571L,
       author = {{Leka}, K.~D.},
        title = "Applying a Two-Component Inversion to Stokes Spectra from a Sunspot Penumbra",
    booktitle = {Advanced Solar Polarimetry -- Theory, Observation, and Instrumentation},
         year = 2001,
       editor = {{Sigwarth}, Michael},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {236},
        pages = {571},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001ASPC..236..571L},
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@INPROCEEDINGS{2000SPD....31.0119L,
       author = {{Leka}, K.~D. and {Socas-Navarro}, H.},
        title = "Untangling Sunspot Penumbrae: New Stokes Profile Analyses",
    booktitle = {AAS/Solar Physics Division Meeting \#31},
         year = 2000,
       series = {AAS/Solar Physics Division Meeting},
       volume = {31},
          eid = {01.19},
        pages = {01.19},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000SPD....31.0119L},
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@INPROCEEDINGS{2000ssls.work..129L,
       author = {{Leka}, K.~D.},
        title = "Summary: The Sun, the stars, and total eclipses",
    booktitle = {The Sun and Sun-Like Stars},
         year = 2000,
       editor = {{Jankovics}, I. and {Kov{\'a}cs}, J. and {Vincze}, I.~J.},
        pages = {129-130},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000ssls.work..129L},
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@INPROCEEDINGS{1999ESASP.448..709B,
       author = {{Bleybel}, A. and {Amari}, T. and {van Driel-Gesztelyi}, L. and {Leka}, K.~D.},
        title = "Non Linear Force-Free Reconstruction of a Flaring Active Region",
    booktitle = {Magnetic Fields and Solar Processes},
         year = 1999,
       editor = {{Wilson}, A. and {et al.}},
       series = {ESA Special Publication},
       volume = {9},
        pages = {709},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999ESASP.448..709B},
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@ARTICLE{1999SoPh..189....1L,
       author = {{LaBonte}, Barry J. and {Mickey}, Donald L. and {Leka}, K.~D.},
        title = "The Imaging Vector Magnetograph at Haleakal{\={a}} - II. Reconstruction of Stokes Spectra",
      journal = {\solphys},
         year = 1999,
       volume = {189},
       number = {1},
        pages = {1-24},
          doi = {10.1023/A:1005202503425},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999SoPh..189....1L},
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@ARTICLE{1999SoPh..188...21L,
       author = {{Leka}, K.~D.},
        title = "On the value of `{\ensuremath{\alpha}}AR' from Vector Magnetograph data - II. Spatial Resolution, Field of View, and Validity",
      journal = {\solphys},
         year = 1999,
       volume = {188},
       number = {1},
        pages = {21-40},
          doi = {10.1023/A:1005130630873},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999SoPh..188...21L},
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@ARTICLE{1999SoPh..188....3L,
       author = {{Leka}, K.~D. and {Skumanich}, A.},
        title = "On the value of `{\ensuremath{\alpha}}AR' from vector magnetograph data - I. Methods and Caveats",
      journal = {\solphys},
         year = 1999,
       volume = {188},
       number = {1},
        pages = {3-19},
          doi = {10.1023/A:1005108632671},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999SoPh..188....3L},
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@INPROCEEDINGS{1999AAS...194.5507L,
       author = {{Leka}, K.~D. and {Steiner}, O. and {Grossmann-Doerth}, U.},
        title = "Understanding Small Solar Magnetic Elements: Comparing Models and Observations",
    booktitle = {AAS abstracts \#194},
         year = 1999,
       series = {AAS abstracts},
       volume = {194},
          eid = {55.07},
        pages = {55.07},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999AAS...194.5507L},
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@INPROCEEDINGS{1999ASSL..243..305L,
       author = {{Leka}, K.~D. and {Mickey}, D.~L. and {Labonte}, B.~J.},
        title = "Stokes profile reconstruction with the imaging vector magnetograph",
    booktitle = {Polarization},
         year = 1999,
       editor = {{Nagendra}, K.~N. and {Stenflo}, J.~O.},
       series = {Astrophysics and Space Science Library},
       volume = {243},
        pages = {305-312},
          doi = {10.1007/978-94-015-9329-8\_25},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999ASSL..243..305L},
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@ARTICLE{1998ApJ...507..454L,
       author = {{Leka}, K.~D. and {Skumanich}, A.},
        title = "The Evolution of Pores and the Development of Penumbrae",
      journal = {\apj},
         year = 1998,
       volume = {507},
       number = {1},
        pages = {454-469},
          doi = {10.1086/306297},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998ApJ...507..454L},
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@MISC{1998ApJ...495..508L,
       author = {{Leka}, K.~D.},
        title = "The Vector Magnetic Fields and Thermodynamics of Sunspot Light Bridges: The Case for Field-free Disruptions in Sunspots: Erratum",
 howpublished = {The Astrophysical Journal, Volume 495, Issue 1, pp. 508-509.},
         year = 1998,
        pages = {508-509},
          doi = {10.1086/305296},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998ApJ...495..508L},
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@INPROCEEDINGS{1998ASPC..140...91L,
       author = {{Leka}, K.~D.},
        title = "Some Questions on Emerging Flux Addressable with Synoptic Observations",
    booktitle = {Synoptic Solar Physics},
         year = 1998,
       editor = {{Balasubramaniam}, K.~S. and {Harvey}, Jack and {Rabin}, D.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {140},
        pages = {91},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998ASPC..140...91L},
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@ARTICLE{1997ApJ...484..900L,
       author = {{Leka}, K.~D.},
        title = "The Vector Magnetic Fields and Thermodynamics of Sunspot Light Bridges: The Case for Field-free Disruptions in Sunspots",
      journal = {\apj},
         year = 1997,
       volume = {484},
       number = {2},
        pages = {900-919},
          doi = {10.1086/304363},
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@INPROCEEDINGS{1997SPD....28.1702L,
       author = {{Leka}, K.~D. and {Skumanich}, A.},
        title = "On the Development of a Sunspot Penumbra",
    booktitle = {AAS/Solar Physics Division Meeting \#28},
         year = 1997,
       series = {AAS/Solar Physics Division Meeting},
       volume = {28},
          eid = {17.02},
        pages = {17.02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997SPD....28.1702L},
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@ARTICLE{1997SoPh..170..455M,
       author = {{Mickey}, D.~L. and {Canfield}, R.~C. and {Labonte}, B.~J. and {Leka}, K.~D. and {Waterson}, M.~F. and {Weber}, H.~M.},
        title = "Erratum: ``The imaging vector magnetograph at Haleakala'' [Sol. Phys., Vol. 168, No. 2, p. 229 - 250 (Oct 1996)].",
      journal = {\solphys},
         year = 1997,
       volume = {170},
       number = {2},
        pages = {455},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997SoPh..170..455M},
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@ARTICLE{1996SoPh..168..229M,
       author = {{Mickey}, D.~L. and {Canfield}, R.~C. and {LaBonte}, B.~J. and {Leka}, K.~D. and {Waterson}, M.~F. and {Weber}, H.~M.},
        title = "The Imaging Vector Magnetograph at Haleakala",
      journal = {\solphys},
         year = 1996,
       volume = {168},
       number = {2},
        pages = {229-250},
          doi = {10.1007/BF00148052},
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@ARTICLE{1996ApJ...464.1016C,
       author = {{Canfield}, Richard C. and {Reardon}, Kevin P. and {Leka}, K.~D. and {Shibata}, K. and {Yokoyama}, T. and {Shimojo}, M.},
        title = "H alpha Surges and X-Ray Jets in AR 7260",
      journal = {\apj},
         year = 1996,
       volume = {464},
        pages = {1016},
          doi = {10.1086/177389},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996ApJ...464.1016C},
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@ARTICLE{1996ApJ...462..547L,
       author = {{Leka}, K.~D. and {Canfield}, R.~C. and {McClymont}, A.~N. and {van Driel-Gesztelyi}, L.},
        title = "Evidence for Current-carrying Emerging Flux",
      journal = {\apj},
         year = 1996,
       volume = {462},
        pages = {547},
          doi = {10.1086/177171},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996ApJ...462..547L},
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@INPROCEEDINGS{1996AAS...188.3301L,
       author = {{Leka}, K.~D.},
        title = "The New Emerging Flux Paradigm",
    booktitle = {AAS abstracts \#188},
         year = 1996,
       series = {AAS abstracts},
       volume = {188},
          eid = {33.01},
        pages = {33.01},
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@ARTICLE{1996ApJ...460.1019L,
       author = {{Lites}, B.~W. and {Leka}, K.~D. and {Skumanich}, A. and {Mart{\'{\i}}nez Pillet}, V. and {Shimizu}, T.},
        title = "Small-Scale Horizontal Magnetic Fields in the Solar Photosphere",
      journal = {\apj},
         year = 1996,
       volume = {460},
        pages = {1019},
          doi = {10.1086/177028},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996ApJ...460.1019L},
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@ARTICLE{1996AdSpR..17d.201N,
       author = {{Nitta}, N. and {van Driel-Gesztelyi}, L. and {Leka}, K.~D. and {Shibata}, K.},
        title = "Emerging flux and flares in NOAA 7260",
      journal = {Advances in Space Research},
         year = 1996,
       volume = {17},
       number = {4-5},
        pages = {201-204},
          doi = {10.1016/0273-1177(95)00568-Y},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996AdSpR..17d.201N},
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@INPROCEEDINGS{1996mpsa.conf..515N,
       author = {{Nitta}, N. and {van Driel-Gesztelyi}, L. and {Leka}, K.~D. and {Hudson}, H.~S.},
        title = "Active Region Evolution and Flare Activity",
    booktitle = {IAU Colloq. 153: Magnetodynamic Phenomena in the Solar Atmosphere - Prototypes of Stellar Magnetic Activity},
         year = 1996,
       editor = {{Uchida}, Yutaka and {Kosugi}, Takeo and {Hudson}, Hugh S.},
        pages = {515},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996mpsa.conf..515N},
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@INPROCEEDINGS{1996mpsa.conf...49C,
       author = {{Canfield}, R.~C. and {Reardon}, K.~P. and {Leka}, K.~D. and {Shibata}, K. and {Yokoyama}, T. and {Shimojo}, M.},
        title = "H alpha Surges and X-ray Jets in AR7260",
    booktitle = {IAU Colloq. 153: Magnetodynamic Phenomena in the Solar Atmosphere - Prototypes of Stellar Magnetic Activity},
         year = 1996,
       editor = {{Uchida}, Yutaka and {Kosugi}, Takeo and {Hudson}, Hugh S.},
        pages = {49},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996mpsa.conf...49C},
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@PHDTHESIS{1995PhDT..........L,
       author = {{Leka}, Kimberly Dawn},
        title = "Are Solar Emerging Flux Regions Carrying Electric Current?",
       school = {University of Hawaii, Manoa},
         year = 1995,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995PhDT..........L},
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@ARTICLE{1995IAUS..176P.120L,
       author = {{Leka}, K.~D. and {Lites}, B.~W. and {Skumanich}, A. and {Mart{\'\i}nez Pillet}, V. and {Shimizu}, T.},
        title = "Small scale horizontal magnetic fields in the solar photosphere",
      journal = {IAU Symposium},
         year = 1995,
       volume = {176},
        pages = {120},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995IAUS..176P.120L},
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@ARTICLE{1994SoPh..155..301L,
       author = {{Leka}, K.~D. and {Canfield}, R.~C. and {Mickey}, D.~L. and {van Driel-Gesztelyi}, L. and {Nitta}, N. and {Sakurai}, T. and {Ichimoto}, K.},
        title = "The Magnetic Evolution of the Activity Complex AR:7260 - a Roadmap",
      journal = {\solphys},
         year = 1994,
       volume = {155},
       number = {2},
        pages = {301-337},
          doi = {10.1007/BF00680598},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994SoPh..155..301L},
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@INPROCEEDINGS{1994kofu.symp..385N,
       author = {{Nitta}, N. and {Driel-Gesztelyi}, L.~V. and {Leka}, K.~D. and {Mickey}, D.~L. and {Metcalf}, T.~R. and {Wuelser}, J. -P. and {Ichimoto}, K. and {Sakurai}, T. and {Shibata}, K.},
        title = "Flares in Active Region NOAA 7260 - Role of Emerging Flux",
    booktitle = {Proceedings of Kofu Symposium},
         year = 1994,
        pages = {385-388},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994kofu.symp..385N},
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@ARTICLE{1994PASJ...46L..17S,
       author = {{Shibasaki}, Kiyoto and {Enome}, Shinzo and {Nakajima}, Hiroshi and {Nishio}, Masanori and {Takano}, Toshiaki and {Hanaoka}, Yoichiro and {Torii}, Chikayoshi and {Sekiguchi}, Hideaki and {Kawashima}, Susumu and {Bushimata}, Takeshi and {Shinohara}, Noriyuki and {Koshiishi}, Hideki and {Shiomi}, Yasuhiko and {Irimajiri}, Yoshihisa and {Leka}, K.~D. and {Canfield}, Richard C.},
        title = "A Purely Polarized S-Component at 17 GHz",
      journal = {\pasj},
         year = 1994,
       volume = {46},
        pages = {L17-L20},
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@INPROCEEDINGS{1994xspy.conf..111N,
       author = {{Nitta}, N. and {van Driel-Gesztelyi}, L. and {Leka}, K.~D. and {Sakurai}, T. and {Shibata}, K. and {Ichimoto}, K. and {Canfield}, R.~C. and {W{\"u}lser}, J. -P. and {Metcalf}, T.~R. and {Mickey}, D.~L.},
        title = "Flares in Active Region NOAA 7260",
    booktitle = {X-ray solar physics from Yohkoh},
         year = 1994,
       editor = {{Uchida}, Yutaka and {Watanabe}, Tetsuya and {Shibata}, Kazunari and {Hudson}, Hugh S.},
        pages = {111},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994xspy.conf..111N},
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@INPROCEEDINGS{1994xspy.conf...25L,
       author = {{Leka}, K.~D. and {van Driel-Gesztelyi}, L. and {Anwar}, B. and {Canfield}, R.~C. and {Hudson}, H.~S. and {Metcalf}, T.~R. and {Mickey}, D.~L. and {Nitta}, N. and {Kurokawa}, H.},
        title = "Diagnostics of Twisted Flux Emergence (noaa AR7260)",
    booktitle = {X-ray solar physics from Yohkoh},
         year = 1994,
       editor = {{Uchida}, Yutaka and {Watanabe}, Tetsuya and {Shibata}, Kazunari and {Hudson}, Hugh S.},
        pages = {25},
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@INPROCEEDINGS{1994ASPC...68..145L,
       author = {{Leka}, K.~D. and {van Driel-Gesztelyi}, L. and {Canfield}, R.~C.},
        title = "Evidence for Twisted Emerging Flux in NOAA AR 7260",
    booktitle = {Solar Active Region Evolution: Comparing Models with Observations},
         year = 1994,
       editor = {{Balasubramaniam}, K.~S. and {Simon}, George W.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {68},
        pages = {145},
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@INPROCEEDINGS{1994ASPC...68..138V,
       author = {{van Driel-Gesztelyi}, L. and {Leka}, K.~D.},
        title = "Emerging Flux Tube Geometry and Sunspot Proper Motions",
    booktitle = {Solar Active Region Evolution: Comparing Models with Observations},
         year = 1994,
       editor = {{Balasubramaniam}, K.~S. and {Simon}, George W.},
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       volume = {68},
        pages = {138},
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@ARTICLE{1993ApJ...411..378D,
       author = {{de La Beaujardiere}, J. -F. and {Canfield}, Richard C. and {Leka}, K.~D.},
        title = "The Morphology of Flare Phenomena, Magnetic Fields, and Electric Currents in Active Regions. III. NOAA Active Region 6233 (1990 August)",
      journal = {\apj},
         year = 1993,
       volume = {411},
        pages = {378},
          doi = {10.1086/172838},
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@ARTICLE{1993ApJ...411..370L,
       author = {{Leka}, K.~D. and {Canfield}, Richard C. and {McClymont}, A.~N. and {de La Beaujardiere}, J. -F. and {Fan}, Yuhong and {Tang}, F.},
        title = "The Morphology of Flare Phenomena, Magnetic Fields, and Electric Currents in Active Regions. II. NOAA Active Region 5747 (1989 October)",
      journal = {\apj},
         year = 1993,
       volume = {411},
        pages = {370},
          doi = {10.1086/172837},
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@ARTICLE{1993ApJ...411..362C,
       author = {{Canfield}, Richard C. and {de La Beaujardiere}, J. -F. and {Fan}, Yuhong and {Leka}, K.~D. and {McClymont}, A.~N. and {Metcalf}, Thomas R. and {Mickey}, Donald L. and {Wuelser}, Jean-Pierre and {Lites}, Bruce W.},
        title = "The Morphology of Flare Phenomena, Magnetic Fields, and Electric Currents in Active Regions. I. Introduction and Methods",
      journal = {\apj},
         year = 1993,
       volume = {411},
        pages = {362},
          doi = {10.1086/172836},
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}

@INPROCEEDINGS{1993BAAS...25R1187L,
       author = {{Leka}, K.~D. and {van Driel-Gesztelyi}, L. and {Canfield}, R.~C. and {Anwar}, B. and {Metcalf}, T.~R. and {Mickey}, D.~L. and {Nitta}, N.},
        title = "Evidence for Twisted Emerging Flux: NOAA AR 7260",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1993,
       volume = {25},
        pages = {1187},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993BAAS...25R1187L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1993BAAS...25.1223N,
       author = {{Nitta}, N. and {Drel-Gesztelyi}, L.~V. and {Leka}, K.~D. and {Mickey}, D.~L. and {Metcalf}, T.~R. and {Wuelser}, J. -P. and {Ichimoto}, K. and {Sakurai}, T. and {Shibata}, K.},
        title = "Flares in Active Region NOAA 7260 - Role of Emerging Flux and Reconnection",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1993,
       volume = {25},
        pages = {1223},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993BAAS...25.1223N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992SoPh..142...11W,
       author = {{Wang}, Haimin and {Varsik}, John and {Zirin}, Harold and {Canfield}, Richard C. and {Leka}, K.~D. and {Wang}, Jingxiu},
        title = "Joint vector magnetograph observations at BBSO, Huairou Station and Mees Solar Observatory",
      journal = {\solphys},
         year = 1992,
       volume = {142},
       number = {1},
        pages = {11-20},
          doi = {10.1007/BF00156630},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992SoPh..142...11W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992PASJ...44L.111C,
       author = {{Canfield}, Richard C. and {Hudson}, Hugh S. and {Leka}, K.~D. and {Mickey}, Donald L. and {Metcalf}, Thomas R. and {Wuelser}, Jean-Pierre and {Acton}, Loren W. and {Strong}, Keith T. and {Kosugi}, Takeo and {Sakao}, Taro and {Tsuneta}, Saku and {Culhane}, J. Leonard and {Phillips}, Andrew and {Fludra}, Andrzej},
        title = "The X Flare of 1991 November 15: Coordinated Mees/Yohkoh Observations",
      journal = {\pasj},
         year = 1992,
       volume = {44},
        pages = {L111-L115},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992PASJ...44L.111C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991ApJ...382..193H,
       author = {{Herbig}, G.~H. and {Leka}, K.~D.},
        title = "The Diffuse Interstellar Bands. VIII. New Features between 6000 and 8650 Angstrom",
      journal = {\apj},
         year = 1991,
       volume = {382},
        pages = {193},
          doi = {10.1086/170708},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991ApJ...382..193H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991RSPTA.336..381C,
       author = {{Canfield}, Richard C. and {de La Beaujardiere}, J. -F. and {Leka}, K.~D.},
        title = "Flare Energy Release: Observational Consequences and Signatures",
      journal = {Phil.\ Trans.\ Royal Soc.\ London A},
         year = 1991,
       volume = {336},
       number = {1643},
        pages = {381-387},
          doi = {10.1098/rsta.1991.0088},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991RSPTA.336..381C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1991BAAS...23.1066L,
       author = {{Leka}, K.~D. and {Canfield}, R.~C.},
        title = "The Magnetic Morphology of High-Pressure Plasmas in Three October 1989 (AR5747) Flares",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1991,
       volume = {23},
        pages = {1066},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991BAAS...23.1066L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1991psf..conf..381C,
       author = {{Canfield}, R.~C. and {de La Beaujardiere}, J. -F. and {Leka}, K.~D.},
        title = "Flare energy release: observational consequences and signatures.",
    booktitle = {The Physics of Solar Flares},
         year = 1991,
        pages = {381-388},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991psf..conf..381C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1991LNP...387...96C,
       author = {{Canfield}, Richard C. and {Leka}, K.~D. and {W{\"u}lser}, Jean-Pierre},
        title = "Magnetic Morphology of Nonthermal Electron Precipitation During Three Flares in a Highly Nonpotential Active Region",
    booktitle = {Flare Physics in Solar Activity Maximum 22},
         year = 1991,
       editor = {{Uchida}, Yutaka and {Canfield}, Richard C. and {Watanabe}, Tetsuya and {Hiei}, Eijiro},
       volume = {387},
        pages = {96},
          doi = {10.1007/BFb0032621},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991LNP...387...96C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1990BAAS...22..824L,
       author = {{Leka}, K.~D. and {Canfield}, R.~C. and {W{\"u}lser}, J. -P. and {Fan}, Y.},
        title = "The Magnetic Morphology of Chromospheric Particle Precipitation in Three October 1989 (AR 5747) Flares",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1990,
       volume = {22},
        pages = {824},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990BAAS...22..824L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


