Judith T Karpen

Judith T Karpen

  • Chief , Space Weather Laboratory
  • Additional Roles: RESEARCH ASTROPHYSICIST
  • 301.286.0065
  • NASA/GSFC
  • Mail Code: 674
  • Greenbelt , MD 20771
  • Employer: NASA
  • Brief Bio

    Dr. Karpen has been a research astrophysicist in the Space Weather Laboratory, Heliophysics Division, since July 2008. Her primary research interests include analytical and numerical modeling of dynamic solar and heliospheric phenomena, and applications of plasma physics and magnetohydrodynamics to solar and heliospheric activity. Her current research is focused on solar prominences, coronal mass ejections/eruptive flares, and magnetic reconnection. Dr. Karpen has been a Principal or Co-Investigator in research sponsored by NASA’s Heliophysics Theory Program, Heliophysics SR&T program, Heliophysics Guest Investigator programs, LWS TR&T program, and High Performance Computing and Communications Program. In addition she has served as a Principal or Co-Investigator on numerous grants of computer time under the DoD High Performance Computing Modernization program, which primarily supports long-duration numerical simulations performed for her research. Currently she is the Chief of the Space Weather Laboratory.

    Dr. Karpen was a research physicist in the Solar-Terrestrial Relationships Branch of the Space Science Division of the Naval Research Laboratory from October 1984 to July 2008. From October 1980 until September 1982, Dr. Karpen was an NRL-NRC Postdoctoral Research Associate with the Solar Physics Branch, Space Science Division, NRL. From October 1982 until September 1984, she was a staff scientist with Berkeley Research Associates, working at the Laboratory for Computational Physics, NRL.

    Research Interests

    Computational solar physics

    Analytical and numerical modeling of dynamic solar and heliospheric phenomena, and applications of plasma physics and magnetohydrodynamics to solar and heliospheric activity

    magnetic reconnection

    fundamental mechanism and role of reconnection in solar activity

    physics of solar phenomena

    coronal jets, coronal mass ejections/eruptive flares, slow solar wind, prominences, filament channels

    Positions/Employment

    5/2012 - Present

    Chief, Space Weather Laboratory

    NASA, Goddard Space Flight Center Dr. Karpen has been a research astrophysicist in the Space Weather Laboratory, Heliophysics Division, since July 2008. Currently she is the Chief of the Space Weather Laboratory.

    Education

    BS Physics (Honors), University of Michigan, 1973
    PhD Astronomy, University of Maryland, 1980

    Professional Societies

    American Astronomical Society, Solar Physics Division, 1980 - Present
    International Astronomical Union, 1990 - Present
    American Geophysical Union, 2000 - Present

    Professional Service

    AAS/SPD committees and offices: Committee, 1991-93; Nominating Committee, 1995-1996; Vice-Chair, 1998-1999, Chair, 1999-2001; Vice-Chair, 2001-2002; Outgoing Vice-Chair, 2002-2004; Prize Committee, 2009-2013


    AAS committees: Dannie Heineman Prize committee, 2001-2003, Publications Board, 2003-2006


    AGU committees: Bowie Medal, 2013-2016


    NASA committees: Solar Physics Branch MOWG, 1992-1995; GSFC Space Science Visiting Committee, 2000-2004; Space Science Advisory Committee (SScAC), 2002-2005; Heliophysics Subcommittee, 2010-2013; numerous panel and mail-in reviews


    NAS/NRC committees: Committee on Solar and Space Physics, 1997-2000; Solar-Heliospheric Panel of the Solar and Space Physics Decadal Survey, 2001-2002; Plasma 2020 Decadal Survey, 2018-2020

    Publications

    Refereed

    Wyper, P. F., S. K. Antiochos, C. R. DeVore, et al. B. J. Lynch, J. T. Karpen, and P. Kumar. 2021. "A Model for the Coupled Eruption of a Pseudostreamer and Helmet Streamer." Astrophysical Journal, 909: 54 [10.3847/1538-4357/abd9ca]

    Kumar, P., J. T. Karpen, S. K. Antiochos, et al. P. F. Wyper, C. R. DeVore, and B. J. Lynch. 2021. "From Pseudostreamer Jets to Coronal Mass Ejections: Observations of the Breakout Continuum." Astrophysical Journal, 907: 41 [10.3847/1538-4357/abca8b]

    Uritsky, V. M., C. E. DeForest, J. T. Karpen, et al. C. R. DeVore, P. Kumar, N. E. Raouafi, and P. F. Wyper. 2021. "Plumelets: Dynamic Filamentary Structures in Solar Coronal Plumes." Astrophysical Journal, 907: 1 [10.3847/1538-4357/abd186]

    Kumar, P., J. T. Karpen, S. K. Antiochos, P. F. Wyper, and C. R. DeVore. 2019. "First Detection of Plasmoids from Breakout Reconnection on the Sun." Astrophysical Journal Letters, 885: L15 [10.3847/2041-8213/ab45f9]

    Kumar, P., J. T. Karpen, S. K. Antiochos, et al. P. F. Wyper, C. R. DeVore, and C. E. DeForest. 2019. "Multiwavelength Study of Equatorial Coronal-hole Jets." Astrophysical Journal, 873: 93 [10.3847/1538-4357/ab04af]

    Roberts, M. A., V. M. Uritsky, C. R. DeVore, and J. T. Karpen. 2018. "Simulated Encounters of the Parker Solar Probe with a Coronal-hole Jet." Astrophysical Journal, 866: 14 [10.3847/1538-4357/aadb41]

    Wyper, P. F., C. R. DeVore, J. T. Karpen, S. K. Antiochos, and A. R. Yeates. 2018. "A Model for Coronal Hole Bright Points and Jets Due to Moving Magnetic Elements." Astrophysical Journal, 864: 165 [10.3847/1538-4357/aad9f7]

    Luna, M., J. Karpen, J. L. Ballester, et al. K. Muglach, J. Terradas, T. Kucera, and H. Gilbert. 2018. "GONG Catalog of Solar Filament Oscillations Near Solar Maximum." The Astrophysical Journal Supplement Series, 236 (2): 35 [10.3847/1538-4365/aabde7]

    Kumar, P., J. T. Karpen, S. K. Antiochos, et al. P. F. Wyper, C. R. DeVore, and C. E. DeForest. 2018. "Evidence for the Magnetic Breakout Model in an Equatorial Coronal-hole Jet." Astrophysical Journal, 854: 155 [10.3847/1538-4357/aaab4f]

    Uritsky, V. M., M. A. Roberts, C. R. DeVore, and J. T. Karpen. 2017. "Reconnection-Driven Magnetohydrodynamic Turbulence in a Simulated Coronal-Hole Jet." Astrophysical Journal, 837: 123 [10.3847/1538-4357/aa5cb9]

    Borovikov, D., V. Tenishev, T. I. Gombosi, et al. S. E. Guidoni, C. R. DeVore, J. T. Karpen, and S. K. Antiochos. 2017. "Electron Acceleration in Contracting Magnetic Islands during Solar Flares." Astrophysical Journal, 835: 48 [10.3847/1538-4357/835/1/48]

    Karpen, J. T., C. R. DeVore, S. K. Antiochos, and E. Pariat. 2017. "Reconnection-Driven Coronal-Hole Jets with Gravity and Solar Wind." Astrophysical Journal, 834: 62 [10.3847/1538-4357/834/1/62]

    Pariat, E., K. Dalmasse, C. R. DeVore, S. K. Antiochos, and J. T. Karpen. 2016. "A Model for Straight and Helical Solar Jets: II. Parametric Study of the Plasma Beta." Astronomy & Astrophysics, 596: A36 [10.1051/0004-6361/201629109]

    Wyper, P. F., C. R. DeVore, J. T. Karpen, and B. J. Lynch. 2016. "Three-Dimensional Simulations of Tearing and Intermittency in Coronal Jets." Astrophysical Journal, 827: 4 [10.3847/0004-637X/827/1/4]

    Guidoni, S. E., C. R. DeVore, J. T. Karpen, and B. J. Lynch. 2016. "Magnetic-Island Contraction and Particle Acceleration in Simulated Eruptive Solar Flares." Astrophysical Journal, 820: 60 [10.3847/0004-637x/820/1/60]

    Pariat, E., K. Dalmasse, C. R. DeVore, S. K. Antiochos, and J. T. Karpen. 2015. "A Model for Straight and Helical Solar Jets: I. Parametric Studies of the Magnetic Field Geometry." Astronomy and Astrophysics, 573: A130 [10.1051/0004-6361/201424209]

    Kucera, T. A., H. R. Gilbert, and J. T. Karpen. 2014. "Mass Flows in a Prominence Spine as Observed in EUV." Astrophysical Journal, 790: 68 [10.1088/0004-637X/790/1/68]

    Luna, M., K. Knizhnik, K. Muglach, et al. J. Karpen, H. Gilbert, T. A. Kucera, and V. Uritsky. 2014. "Observations and Implications of Large-Amplitude Longitudinal Oscillations in a Solar Filament,." ApJ, 785: 79 [10.1088/0004-637X/785/1/79]

    Luna, M., K. Knizhnik, K. Muglach, et al. J. T. Karpen, H. R. Gilbert, T. A. Kucera, and V. Uritsky. 2014. "Observations and Implications of Large-amplitude Longitudinal Oscillations in a Solar Filament." The Astrophysical Journal, 785 (1): [10.1088/0004-637X/785/1/79]

    Schmit, D. J., S. Gibson, M. Luna, J. Karpen, and D. Innes. 2013. "PROMINENCE MASS SUPPLY AND THE CAVITY." ASTROPHYSICAL JOURNAL, 779: [10.1088/0004-637X/779/2/156]

    Schmit, D., S. Gibson, M. Luna, J. Karpen, and D. Innes. 2013. "Prominence Mass Supply and the Cavity,." ApJ, 779: 156.

    Karpen, J. T., S. K. Antiochos, and C. R. DeVore. 2012. "The Mechanisms for the Onset and Explosive Eruption of Coronal Mass Ejections and Eruptive Flares." Astrophysical Journal, 760: 81 [10.1088/0004-637X/760/1/81]

    Pongkitiwanichakul, P., B. D. Chandran, J. T. Karpen, and C. R. DeVore. 2012. "The Effects of Wave Escape on Fast Magnetosonic Wave Turbulence in Solar Flares." Astrophysical Journal, 757: 72 [10.1088/0004-637X/757/1/72]

    Luna, M., J. T. Karpen, and C. R. DeVore. 2012. "Formation and Evolution of a Multi-Threaded Solar Prominence." Astrophysical Journal, 746: 30 [10.1088/0004-637X/746/1/30]

    Luna, M., and J. T. Karpen. 2012. "Large Amplitude Longitudinal Oscillations in a Solar Filament,." ApJ, 750: L1.

    Luna, M., J. T. Karpen, and C. R. Devore. 2012. "Formation and Evolution of a Multi-threaded Solar Prominence,." Astrophysical Journal, 746: 30.

    Luna, M., A. J. Diaz, and J. Karpen. 2012. "The Effects of Magnetic-Field Geometry on Longitudinal Oscillations of Solar Prominences,." ApJ, 757: 98.

    Karpen, J. T., C. R. Devore, and S. K. Antiochos. 2012. "The Mechanisms for the Onset and Explosive Eruption of Coronal Mass Ejections and Eruptive Flares,." Astrophysical Journal, 760: 81.

    Luna Bennasar, M., J. Karpen, and C. R. DeVore. 2011. "Formation and Evolution of a Multi-Threaded Prominence with Different Heating Scenarios." Bulletin of the American Astronomical Society, 703-:

    Wang, L., S. K. Antiochos, N. Bessho, et al. A. Bhattacharjee, C. Black, C. R. DeVore, J. Dorelli, and J. T. Karpen. 2011. "Forced Magnetic Reconnection at an X-point: Comparative Fluid and Fully Kinetic Studies." AGU Fall Meeting Abstracts, 2049-:

    Mackay, D. H., J. T. Karpen, J. L. Ballester, B. Schmieder, and G. Aulanier. 2010. "Physics of Solar Prominences: II—Magnetic Structure and Dynamics,." Space Sci. Rev., 151: 333.

    Klimchuk, J. A., J. T. Karpen, and S. K. Antiochos. 2010. "Can Thermal Nonequilibrium Explain Coronal Loops?" ApJ, 714: 1239.

    Karpen, J. T., and S. K. Antiochos. 2008. "Condensation Formation by Impulsive Heating in Prominences,." ApJ, 676: 658.

    Antiochos, S. K., C. R. DeVore, J. T. Karpen, and Z. Mikic. 2007. "Structure and Dynamics of the Sun's Open Magnetic Field." Astrophysical Journal, 671: 936 [10.1086/522489]

    Antiochos, S. K., C. R. Devore, J. T. Karpen, and Z. Mikic. 2007. "Structure and Dynamics of the Sun’s Open Magnetic Field,." Astrophysical Journal, 671: 936.

    Karpen, J. T., S. K. Antiochos, and J. A. Klimchuk. 2006. "The Origin of High-Speed Motions and Threads in Prominences,." ApJ, 637: 531.

    Karpen, J. T., S. E. Tanner, S. K. Antiochos, and C. R. DeVore. 2005. "Prominence Formation by Thermal Nonequilibrium in the Sheared-Arcade Model." Astrophysical Journal, 635: 1319 [10.1086/497531]

    Karpen, J. T., S. E. Tanner, S. K. Antiochos, and C. R. Devore. 2005. "Prominence Formation by Thermal Nonequilibrium in the Sheared-Arcade Model,." Astrophysical Journal, 635: 1319.

    Karpen, J., S. Antiochos, and J. Klimchuk. 2005. "The Origin of High-Speed Motions and Threads in Solar Prominences."

    Antiochos, S. K., R. Devore, and J. T. Karpen. 2004. "The Effects of Topology on Magnetic Reconnection." AGU Fall Meeting Abstracts, 6-:

    Antiochos, S. K., J. T. Karpen, E. E. DeLuca, L. Golub, and P. Hamilton. 2003. "Constraints on Active Region Coronal Heating,." ApJ, 590: 547.

    Karpen, J. T., S. K. Antiochos, J. A. Klimchuk, and P. J. MacNeice. 2003. "Constraints on the Magnetic Field Geometry in Prominences,." ApJ, 593: 1187.

    Antiochos, S. K., J. T. Karpen, and C. R. DeVore. 2002. "Coronal Magnetic Field Relaxation by Null-Point Reconnection." Astrophysical Journal, 575: 578 [10.1086/341193]

    Antiochos, S. K., J. T. Karpen, and C. R. Devore. 2002. "Coronal Magnetic Field Relaxation by Null-Point Reconnection,." Astrophysical Journal, 575: 578.

    Karpen, J. T., S. K. Antiochos, and P. MacNeice. 2002. "Constraints placed by thermal nonequilibrium on the topology of prominence magnetic fields." Astrophysical Journal, 34: 698-.

    Karpen, J. T., S. K. Antiochos, M. Hohensee, J. A. Klimchuk, and P. J. MacNeice. 2001. "Are Magnetic Dips Necessary for Prominence Formation?" ApJ, 553: L85.

    Karpen, J. T., S. K. Antiochos, C. R. DeVore, and L. Golub. 1998. "Dynamic Responses to Magnetic Reconnection in Solar Arcades." Astrophysical Journal, 495: 491 [10.1086/305252]

    Karpen, J., and R. Dahlburg. 1997. "Effects of MHD Instabilities on the Structure of the Slow Solar Wind." Bulletin of the American Astronomical Society, 29: 881-.

    Karpen, J. T., S. K. Antiochos, and C. R. DeVore. 1996. "Reconnection-Driven Current Filamentation in Solar Arcades." Astrophysical Journal Letters, 460: L73 [10.1086/309965]

    Karpen, J. T., S. K. Antiochos, and C. R. DeVore. 1995. "The Role of Magnetic Reconnection in Chromospheric Eruptions." Astrophysical Journal, 450: 422 [10.1086/176152]

    Karpen, J. T., S. K. Antiochos, and C. R. DeVore. 1991. "Coronal Current-Sheet Formation: The Effect of Asymmetric and Symmetric Shears." Astrophysical Journal, 382: 327 [10.1086/170720]

    Karpen, J. T., S. K. Antiochos, and C. R. DeVore. 1990. "On the Formation of Current Sheets in the Solar Corona." Astrophysical Journal Letters, 356: L67 [10.1086/185751]

    Karpen, J. T., C.-C. Cheng, G. A. Doschek, and C. R. DeVore. 1989. "Nonlocal Thermal Transport in Solar Flares, II. Spectroscopic Diagnostics." Astrophysical Journal, 338: 1184 [10.1086/167269]

    Dahlburg, R. B., C. R. DeVore, J. M. Picone, J. T. Mariska, and J. T. Karpen. 1987. "Nonlinear Evolution of Radiation-Driven Thermally Unstable Fluids." Astrophysical Journal, 315: 385 [10.1086/165142]

    Karpen, J. T., and C. R. DeVore. 1987. "Nonlocal Thermal Transport in Solar Flares." Astrophysical Journal, 320: 904 [10.1086/165608]

    Crannell, C. J., R. W. Hobbs, J. Karpen, et al. S. P. Maran, T. J. Moffett, D. Bardas, G. W. Clark, D. Hearn, F. K. Li, T. H. Markert, J. E. McClintock, F. A. Primini, J. A. Richardson, and S. R. Spangler. 1976. "Coordinated X-Ray, Optical, and Radio Observations of YZ Canis Minoris." Bulletin of the American Astronomical Society, 8: 448-.

    Non-Refereed

    Knizhnik, K., M. Luna, K. Muglach, et al. H. Gilbert, T. A. Kucera, and J. Karpen. 2014. "Observational Study of Large Amplitude Longitudinal Oscillations in a Solar Filament." IAU Symposium 300: 428-429 [10.1017/S174392131301140X]

    Gilbert, H. R., C. R. DeVore, J. T. Karpen, et al. T. A. Kucera, S. K. Antiochos, and R. Kawashima. 2011. "Ion-neutral Coupling in Solar Prominences." AGU Fall Meeting Abstracts 1953-:

    Black, C., S. K. Antiochos, M. Hesse, et al. J. T. Karpen, C. R. DeVore, S. Zenitani, and M. M. Kuznetsova. 2011. "Current-Sheet Formation and Reconnection at a Magnetic X Line in Particle-in-Cell Simulations." AGU Fall Meeting Abstracts A1919-:

    Brief Bio

    Dr. Karpen has been a research astrophysicist in the Space Weather Laboratory, Heliophysics Division, since July 2008. Her primary research interests include analytical and numerical modeling of dynamic solar and heliospheric phenomena, and applications of plasma physics and magnetohydrodynamics to solar and heliospheric activity. Her current research is focused on solar prominences, coronal mass ejections/eruptive flares, and magnetic reconnection. Dr. Karpen has been a Principal or Co-Investigator in research sponsored by NASA’s Heliophysics Theory Program, Heliophysics SR&T program, Heliophysics Guest Investigator programs, LWS TR&T program, and High Performance Computing and Communications Program. In addition she has served as a Principal or Co-Investigator on numerous grants of computer time under the DoD High Performance Computing Modernization program, which primarily supports long-duration numerical simulations performed for her research. Currently she is the Chief of the Space Weather Laboratory.

    Dr. Karpen was a research physicist in the Solar-Terrestrial Relationships Branch of the Space Science Division of the Naval Research Laboratory from October 1984 to July 2008. From October 1980 until September 1982, Dr. Karpen was an NRL-NRC Postdoctoral Research Associate with the Solar Physics Branch, Space Science Division, NRL. From October 1982 until September 1984, she was a staff scientist with Berkeley Research Associates, working at the Laboratory for Computational Physics, NRL.

    Publications

    Refereed

    Wyper, P. F., S. K. Antiochos, C. R. DeVore, et al. B. J. Lynch, J. T. Karpen, and P. Kumar. 2021. "A Model for the Coupled Eruption of a Pseudostreamer and Helmet Streamer." Astrophysical Journal 909 54 [10.3847/1538-4357/abd9ca]

    Kumar, P., J. T. Karpen, S. K. Antiochos, et al. P. F. Wyper, C. R. DeVore, and B. J. Lynch. 2021. "From Pseudostreamer Jets to Coronal Mass Ejections: Observations of the Breakout Continuum." Astrophysical Journal 907 41 [10.3847/1538-4357/abca8b]

    Uritsky, V. M., C. E. DeForest, J. T. Karpen, et al. C. R. DeVore, P. Kumar, N. E. Raouafi, and P. F. Wyper. 2021. "Plumelets: Dynamic Filamentary Structures in Solar Coronal Plumes." Astrophysical Journal 907 1 [10.3847/1538-4357/abd186]

    Kumar, P., J. T. Karpen, S. K. Antiochos, P. F. Wyper, and C. R. DeVore. 2019. "First Detection of Plasmoids from Breakout Reconnection on the Sun." Astrophysical Journal Letters 885 L15 [10.3847/2041-8213/ab45f9]

    Kumar, P., J. T. Karpen, S. K. Antiochos, et al. P. F. Wyper, C. R. DeVore, and C. E. DeForest. 2019. "Multiwavelength Study of Equatorial Coronal-hole Jets." Astrophysical Journal 873 93 [10.3847/1538-4357/ab04af]

    Roberts, M. A., V. M. Uritsky, C. R. DeVore, and J. T. Karpen. 2018. "Simulated Encounters of the Parker Solar Probe with a Coronal-hole Jet." Astrophysical Journal 866 14 [10.3847/1538-4357/aadb41]

    Wyper, P. F., C. R. DeVore, J. T. Karpen, S. K. Antiochos, and A. R. Yeates. 2018. "A Model for Coronal Hole Bright Points and Jets Due to Moving Magnetic Elements." Astrophysical Journal 864 165 [10.3847/1538-4357/aad9f7]

    Luna, M., J. Karpen, J. L. Ballester, et al. K. Muglach, J. Terradas, T. Kucera, and H. Gilbert. 2018. "GONG Catalog of Solar Filament Oscillations Near Solar Maximum." The Astrophysical Journal Supplement Series 236 (2): 35 [10.3847/1538-4365/aabde7]

    Kumar, P., J. T. Karpen, S. K. Antiochos, et al. P. F. Wyper, C. R. DeVore, and C. E. DeForest. 2018. "Evidence for the Magnetic Breakout Model in an Equatorial Coronal-hole Jet." Astrophysical Journal 854 155 [10.3847/1538-4357/aaab4f]

    Uritsky, V. M., M. A. Roberts, C. R. DeVore, and J. T. Karpen. 2017. "Reconnection-Driven Magnetohydrodynamic Turbulence in a Simulated Coronal-Hole Jet." Astrophysical Journal 837 123 [10.3847/1538-4357/aa5cb9]

    Borovikov, D., V. Tenishev, T. I. Gombosi, et al. S. E. Guidoni, C. R. DeVore, J. T. Karpen, and S. K. Antiochos. 2017. "Electron Acceleration in Contracting Magnetic Islands during Solar Flares." Astrophysical Journal 835 48 [10.3847/1538-4357/835/1/48]

    Karpen, J. T., C. R. DeVore, S. K. Antiochos, and E. Pariat. 2017. "Reconnection-Driven Coronal-Hole Jets with Gravity and Solar Wind." Astrophysical Journal 834 62 [10.3847/1538-4357/834/1/62]

    Pariat, E., K. Dalmasse, C. R. DeVore, S. K. Antiochos, and J. T. Karpen. 2016. "A Model for Straight and Helical Solar Jets: II. Parametric Study of the Plasma Beta." Astronomy & Astrophysics 596 A36 [10.1051/0004-6361/201629109]

    Wyper, P. F., C. R. DeVore, J. T. Karpen, and B. J. Lynch. 2016. "Three-Dimensional Simulations of Tearing and Intermittency in Coronal Jets." Astrophysical Journal 827 4 [10.3847/0004-637X/827/1/4]

    Guidoni, S. E., C. R. DeVore, J. T. Karpen, and B. J. Lynch. 2016. "Magnetic-Island Contraction and Particle Acceleration in Simulated Eruptive Solar Flares." Astrophysical Journal 820 60 [10.3847/0004-637x/820/1/60]

    Pariat, E., K. Dalmasse, C. R. DeVore, S. K. Antiochos, and J. T. Karpen. 2015. "A Model for Straight and Helical Solar Jets: I. Parametric Studies of the Magnetic Field Geometry." Astronomy and Astrophysics 573 A130 [10.1051/0004-6361/201424209]

    Kucera, T. A., H. R. Gilbert, and J. T. Karpen. 2014. "Mass Flows in a Prominence Spine as Observed in EUV." Astrophysical Journal 790 68 [10.1088/0004-637X/790/1/68]

    Luna, M., K. Knizhnik, K. Muglach, et al. J. Karpen, H. Gilbert, T. A. Kucera, and V. Uritsky. 2014. "Observations and Implications of Large-Amplitude Longitudinal Oscillations in a Solar Filament,." ApJ 785 79 [10.1088/0004-637X/785/1/79]

    Luna, M., K. Knizhnik, K. Muglach, et al. J. T. Karpen, H. R. Gilbert, T. A. Kucera, and V. Uritsky. 2014. "Observations and Implications of Large-amplitude Longitudinal Oscillations in a Solar Filament." The Astrophysical Journal 785 (1): [10.1088/0004-637X/785/1/79]

    Schmit, D. J., S. Gibson, M. Luna, J. Karpen, and D. Innes. 2013. "PROMINENCE MASS SUPPLY AND THE CAVITY." ASTROPHYSICAL JOURNAL 779 [10.1088/0004-637X/779/2/156]

    Schmit, D., S. Gibson, M. Luna, J. Karpen, and D. Innes. 2013. "Prominence Mass Supply and the Cavity,." ApJ 779 156

    Karpen, J. T., S. K. Antiochos, and C. R. DeVore. 2012. "The Mechanisms for the Onset and Explosive Eruption of Coronal Mass Ejections and Eruptive Flares." Astrophysical Journal 760 81 [10.1088/0004-637X/760/1/81]

    Pongkitiwanichakul, P., B. D. Chandran, J. T. Karpen, and C. R. DeVore. 2012. "The Effects of Wave Escape on Fast Magnetosonic Wave Turbulence in Solar Flares." Astrophysical Journal 757 72 [10.1088/0004-637X/757/1/72]

    Luna, M., J. T. Karpen, and C. R. DeVore. 2012. "Formation and Evolution of a Multi-Threaded Solar Prominence." Astrophysical Journal 746 30 [10.1088/0004-637X/746/1/30]

    Luna, M., and J. T. Karpen. 2012. "Large Amplitude Longitudinal Oscillations in a Solar Filament,." ApJ 750 L1

    Luna, M., J. T. Karpen, and C. R. Devore. 2012. "Formation and Evolution of a Multi-threaded Solar Prominence,." Astrophysical Journal 746 30

    Luna, M., A. J. Diaz, and J. Karpen. 2012. "The Effects of Magnetic-Field Geometry on Longitudinal Oscillations of Solar Prominences,." ApJ 757 98

    Karpen, J. T., C. R. Devore, and S. K. Antiochos. 2012. "The Mechanisms for the Onset and Explosive Eruption of Coronal Mass Ejections and Eruptive Flares,." Astrophysical Journal 760 81

    Luna Bennasar, M., J. Karpen, and C. R. DeVore. 2011. "Formation and Evolution of a Multi-Threaded Prominence with Different Heating Scenarios." Bulletin of the American Astronomical Society 703-

    Wang, L., S. K. Antiochos, N. Bessho, et al. A. Bhattacharjee, C. Black, C. R. DeVore, J. Dorelli, and J. T. Karpen. 2011. "Forced Magnetic Reconnection at an X-point: Comparative Fluid and Fully Kinetic Studies." AGU Fall Meeting Abstracts 2049-

    Mackay, D. H., J. T. Karpen, J. L. Ballester, B. Schmieder, and G. Aulanier. 2010. "Physics of Solar Prominences: II—Magnetic Structure and Dynamics,." Space Sci. Rev. 151 333

    Klimchuk, J. A., J. T. Karpen, and S. K. Antiochos. 2010. "Can Thermal Nonequilibrium Explain Coronal Loops?" ApJ 714 1239

    Karpen, J. T., and S. K. Antiochos. 2008. "Condensation Formation by Impulsive Heating in Prominences,." ApJ 676 658

    Antiochos, S. K., C. R. DeVore, J. T. Karpen, and Z. Mikic. 2007. "Structure and Dynamics of the Sun's Open Magnetic Field." Astrophysical Journal 671 936 [10.1086/522489]

    Antiochos, S. K., C. R. Devore, J. T. Karpen, and Z. Mikic. 2007. "Structure and Dynamics of the Sun’s Open Magnetic Field,." Astrophysical Journal 671 936

    Karpen, J. T., S. K. Antiochos, and J. A. Klimchuk. 2006. "The Origin of High-Speed Motions and Threads in Prominences,." ApJ 637 531

    Karpen, J. T., S. E. Tanner, S. K. Antiochos, and C. R. DeVore. 2005. "Prominence Formation by Thermal Nonequilibrium in the Sheared-Arcade Model." Astrophysical Journal 635 1319 [10.1086/497531]

    Karpen, J. T., S. E. Tanner, S. K. Antiochos, and C. R. Devore. 2005. "Prominence Formation by Thermal Nonequilibrium in the Sheared-Arcade Model,." Astrophysical Journal 635 1319

    Karpen, J., S. Antiochos, and J. Klimchuk. 2005. "The Origin of High-Speed Motions and Threads in Solar Prominences."

    Antiochos, S. K., R. Devore, and J. T. Karpen. 2004. "The Effects of Topology on Magnetic Reconnection." AGU Fall Meeting Abstracts 6-

    Antiochos, S. K., J. T. Karpen, E. E. DeLuca, L. Golub, and P. Hamilton. 2003. "Constraints on Active Region Coronal Heating,." ApJ 590 547

    Karpen, J. T., S. K. Antiochos, J. A. Klimchuk, and P. J. MacNeice. 2003. "Constraints on the Magnetic Field Geometry in Prominences,." ApJ 593 1187

    Antiochos, S. K., J. T. Karpen, and C. R. DeVore. 2002. "Coronal Magnetic Field Relaxation by Null-Point Reconnection." Astrophysical Journal 575 578 [10.1086/341193]

    Antiochos, S. K., J. T. Karpen, and C. R. Devore. 2002. "Coronal Magnetic Field Relaxation by Null-Point Reconnection,." Astrophysical Journal 575 578

    Karpen, J. T., S. K. Antiochos, and P. MacNeice. 2002. "Constraints placed by thermal nonequilibrium on the topology of prominence magnetic fields." Astrophysical Journal 34 698-

    Karpen, J. T., S. K. Antiochos, M. Hohensee, J. A. Klimchuk, and P. J. MacNeice. 2001. "Are Magnetic Dips Necessary for Prominence Formation?" ApJ 553 L85

    Karpen, J. T., S. K. Antiochos, C. R. DeVore, and L. Golub. 1998. "Dynamic Responses to Magnetic Reconnection in Solar Arcades." Astrophysical Journal 495 491 [10.1086/305252]

    Karpen, J., and R. Dahlburg. 1997. "Effects of MHD Instabilities on the Structure of the Slow Solar Wind." Bulletin of the American Astronomical Society 29 881-

    Karpen, J. T., S. K. Antiochos, and C. R. DeVore. 1996. "Reconnection-Driven Current Filamentation in Solar Arcades." Astrophysical Journal Letters 460 L73 [10.1086/309965]

    Karpen, J. T., S. K. Antiochos, and C. R. DeVore. 1995. "The Role of Magnetic Reconnection in Chromospheric Eruptions." Astrophysical Journal 450 422 [10.1086/176152]

    Karpen, J. T., S. K. Antiochos, and C. R. DeVore. 1991. "Coronal Current-Sheet Formation: The Effect of Asymmetric and Symmetric Shears." Astrophysical Journal 382 327 [10.1086/170720]

    Karpen, J. T., S. K. Antiochos, and C. R. DeVore. 1990. "On the Formation of Current Sheets in the Solar Corona." Astrophysical Journal Letters 356 L67 [10.1086/185751]

    Karpen, J. T., C.-C. Cheng, G. A. Doschek, and C. R. DeVore. 1989. "Nonlocal Thermal Transport in Solar Flares, II. Spectroscopic Diagnostics." Astrophysical Journal 338 1184 [10.1086/167269]

    Dahlburg, R. B., C. R. DeVore, J. M. Picone, J. T. Mariska, and J. T. Karpen. 1987. "Nonlinear Evolution of Radiation-Driven Thermally Unstable Fluids." Astrophysical Journal 315 385 [10.1086/165142]

    Karpen, J. T., and C. R. DeVore. 1987. "Nonlocal Thermal Transport in Solar Flares." Astrophysical Journal 320 904 [10.1086/165608]

    Crannell, C. J., R. W. Hobbs, J. Karpen, et al. S. P. Maran, T. J. Moffett, D. Bardas, G. W. Clark, D. Hearn, F. K. Li, T. H. Markert, J. E. McClintock, F. A. Primini, J. A. Richardson, and S. R. Spangler. 1976. "Coordinated X-Ray, Optical, and Radio Observations of YZ Canis Minoris." Bulletin of the American Astronomical Society 8 448-

    Non-Refereed

    Knizhnik, K., M. Luna, K. Muglach, et al. H. Gilbert, T. A. Kucera, and J. Karpen. 2014. "Observational Study of Large Amplitude Longitudinal Oscillations in a Solar Filament." IAU Symposium 300 428-429 [10.1017/S174392131301140X]

    Gilbert, H. R., C. R. DeVore, J. T. Karpen, et al. T. A. Kucera, S. K. Antiochos, and R. Kawashima. 2011. "Ion-neutral Coupling in Solar Prominences." AGU Fall Meeting Abstracts 1953-

    Black, C., S. K. Antiochos, M. Hesse, et al. J. T. Karpen, C. R. DeVore, S. Zenitani, and M. M. Kuznetsova. 2011. "Current-Sheet Formation and Reconnection at a Magnetic X Line in Particle-in-Cell Simulations." AGU Fall Meeting Abstracts A1919-

                                                                                                                                                                                            
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