Recent Publications
2008
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Effects of Partitioning and Extrapolation on the Connectivity of Potential
Magnetic Fields,
D.W. Longcope, G. Barnes and C. Beveridge,
ApJ, submitted
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Evaluating the Performance of Solar Flare Forecasting Methods,
G. Barnes and K.D. Leka, ApJL, submitted
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Non-Linear Force-Free Modeling of a Solar Active Region Around the Time of a
Major Flare and Coronal Mass Ejection,
C.J. Schrijver, M.L. DeRosa, T.R. Metcalf, G. Barnes, B. Lites, T. Tarbell,
J. McTiernan, G. Valori, T. Wiegelmann, M.S. Wheatland, T. Amari, G. Aulanier,
P. Démoulin, M. Fuhrmann, K. Kusano, S. Régnier and J.K. Thalmann,
ApJ, 675, 1637-1644
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Non-Linear Force-Free Modeling of Coronal Magnetic Fields. II. Modeling a
Filament Arcade from Simulated Chromospheric and Photospheric Vector Fields,
T.R. Metcalf, M.L. DeRosa, C.J. Schrijver, G. Barnes, A.A. van Ballegooijen,
T. Wiegelmann, M.S. Wheatland, G. Valori and J.M. McTiernan,
Sol. Phys., 247, 269-299
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Resolving the Azimuthal Ambiguity in Vector Magnetogram Data with the
Divergence-Free Condition: Theoretical Examination,
A.D. Crouch and G. Barnes,
Sol. Phys., 427, 25-37
2007
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Modeling and Measuring the Flux Reconnected and Ejected by the Two-Ribbon Flare/CME
Event on 7 November 2004,
Dana Longcope, Colin Beveridge, Jiong Qiu, B. Ravindra, Graham Barnes and Sergio Dasso,
Sol. Phys., 244, 45-73
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On The Relationship Between Coronal Magnetic Null Points and Solar Eruptive Events,
G. Barnes,
ApJL, 670, 53-56
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Determining the Source of Coronal Helicity Through Measurements of
Braiding and Spin Helicity Fluxes in Active Regions,
D.W. Longcope, B. Ravindra and G. Barnes,
ApJ, 668, 571-585
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Probabilistic Forecasting of Solar Flares from Vector Magnetogram Data,
G. Barnes, K.D. Leka, E.A. Schumer and D.J. Della-Rose,
Space Weather J., 5, S09002
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Photospheric Magnetic Field Properties of Flaring Versus Flare-Quiet Active Regions. IV.
A Statistically Significant Sample,
K.D. Leka and G. Barnes, ApJ, 656, 1173-1186
2006
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Photospheric Magnetic Field Properties of Flaring Versus Flare-Quiet Active Regions. III.
Magnetic Charge Topology Models,
G. Barnes and K.D. Leka, ApJ, 646, 1303-1318
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Quantifying the Performance of Force-Free Extrapolation Methods Using Known Solutions,
G. Barnes, K.D. Leka and M.S. Wheatland, ApJ, 641, 1188-1196
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An Overview of Existing Algorithms for Resolving the 180 Degree Ambiguity in Vector
Magnetic Fields: Quantitative Tests with Synthetic Data,
T.R. Metcalf, K.D. Leka, G. Barnes, B.W. Lites, M.K. Georgoulis, A.A. Pevtsov, G.A. Gary,
J. Jing, K.S. Balasubramaniam, J. Li, Y. Liu, H.N. Wang, V. Abramenko, V. Yurchyshyn,
and Y.-J. Moon, Sol. Phys., 237, 267-296
2005
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Implementing a Magnetic Charge Topology Model for Solar Active Regions,
G. Barnes, D.W. Longcope and K.D. Leka, ApJ, 629, 561-571
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On the Availability of Sufficient Twist in Solar Active Regions to Trigger the Kink Instability,
K.D. Leka, Y. Fan and G. Barnes, ApJ, 626, 1091-1095