Montana State University

Solar Journal Club Archive

Spring 2017

Date Discussion leader Article
January 19 Organizational Meeting
January 26 Mike SHendry et al. Evidence of sub-MeV EMIC-driven electron precipitation. Accepted GRL (2017).
February 2 Jon EAschwanden et al. 25 Years of Self-Organized Criticality: Solar and Astrophysics. Space Science Reviews, Vol 198. 2016
February 9 Sarah PUgarte-Urra et al. Magnetic Flux Transport and the Long-Term Evolution of Solar Active Regions. ApJ 815 90 (2015).
February 16 MarikaZhong et al. Relativisitc Electrons Produced by Reconnecting Electric Fields in a Laser-Driven Bench-Top Solar Flare. ApJS 225 30 (2016)
February 23 Ying Lida Caosta et al. Data-driven Radiative Hydrodynamic Modeling of the 2014 Marth 29 X1.0 Solar Flare. ApJ 827, 38 (2016).
March 2 ArloLi et al. New Chorus Wave Properties Near the Equator from Van Allen Probes Wave Observations. GRl (2016)
March 9 Reyann JChamberlin, P.C. Measuring Solar Dopple Velocities in the He II 30.38 nm Emission Using the EUV Variability Experiment (EVE). Solar Physics 291, 6 (2016)
March 16 Spring Break
March 23 ChunmingPontin et al. Observable Signatures of Energy Release in Braided Coronal Loops. ApJ 837 108 (2017).
March 30 Kai YangWiegelmann et al. Magneto-static Modeling from SUNRISE/IMaX: Application to an Active Region Observed with SUNRISE II. ApJS 229 (2017).
April 6 Jake P Seaton et al. Observations of the Formation, Development, and Structure of a Current Sheet in an Eruptive Solar Flare ApJ 835 (2017).
April 13 John U Jeffrey, Fletcher and Labrosse. Non-Gaussian Velocity Distributions in Solar Flares from Extreme Ultraviolet Lines: A Possible Diagnostic of Ion Acceleration. ApJ 836 (2017).
April 20 Dana LWang et al. "Evidence of Thermal Conduction Suppression in a Solar Flaring Loop by Coronal Seismology of Slow-mod Waves." ApJL 811 L13 (2017).
April 27 Craig DeForestImage Processing Talk
May 4 Finals?

Fall 2016

Date Discussion leader Article
September 6 Organizational Meeting/Dave KlumparSound of Light
September 13 Mike Shumko Saito et al. Relativistic electron microbursts associated with whistler chorus rising tone elements: GEMSIS-RBW simulations
September 20 Aki TakedaIntroduction to the Seamless GOES/XRS Data Archive
September 27 Sarah P.Grefenstette et al. The First Focused Hard X-Ray Images of the Sun with NuSTAR
October 4 Marika McCBradshaw, S.J., Viall, N.M. Patterns of Activity in a Global Model of a Solar Active Region. ApJ 821, 63 (2016).
October 11 Jon E.Pasachoff et al. Structure and Dynamics of the 2012 November 13/14 Eclipse White-Ligh Corona. Apj 800, 2 (2015)
October 18 Reyann J.Hayes et al. Quasi-Periodic Pulsations during the Impulsive and Decay phases of an X-Class Flare
October 25 John U.Reale et al. 3D MHD Modeling of Twisted Coronal Loops. ApJ 830, 21 (2016)
November 1 ArloYahnin et al. Relativistic electron precipitation as seen by NOAA POES. JGR 121:9 (2016)
November 8 Election Day - No Meeting
November 15 Jake P.Huang et al. Explosive events in active region observed by IRIS and SST/CRISP
November 22 John SampleTurner et al. Energy limits of electron acceleration in the plasma sheet during substorms: A case study with the Magnetospheric Multiscale (MMS) mission. GRL August 2016
November 29 Ying LiBrosius et al. Quasi-Periodic Fluctuations and Chromospheric Evaporation in a Solar Flare Ribbon Observed by Hinode/EIS, IRIS, and RHESSI. ApJ 830,2 (2016).
December 6 RoyGupta, G.R. and Tripathi, Durgesh. IRIS and SDO Observations of Recurrent Explosive Events.

Spring 2016

Date Discussion leader Article
14 January Organizational Meeting
21 JanuaryBattaglia
28 JanuarySean B.Tian et al. Temporal Evolution of Chromospheric Evaporation: Case Studies of the M1.1 Flare on 2014 September 6 and X1.6 Flare on 2014 September 10. ApJ 811, 139 (2015)
4 FebruaryJake P.Innes et al. IRIS Si IV Line Profiles: An Indication for the Plasmoid Instability During Small-Scale Magnetic Reconnection on the Sun. ApJ 813, 86 (2015)
11 FebruarySarah P.Zhenghua Huan et al. Cool Transition Region Loops Observed by The Interface Region Imaging Spectrograph. ApJ 810, 46 (2015)
18 FebruaryDaveSaint-Hilaire et al. Observations of Linear Polarization in a Solar Coronal Loop Prominence System Observed Near 6173 Angstrom. ApJL 786, L19 (2014).
25 FebruaryJohn U.Mitsuo Oka et al. Electron Energy Partition in the Above-the-looptop Solar Hard X-Ray Sources. ApJ 799, 129 (2015).
3 MarchSara J.Jaeggli, S and Norton, A. The Magnetic Classification of Solar Active Regions 1992 - 2015. ApJL Accepted.
10 MarchYingKuridze et al. Hα Line Profile Asymmetries and the Chromospheric Flare Velocity Field. ApJ 813, 125 (2015).
17 MarchShane
24 MarchRogerHigashimori et al. Explosive Turbulent Magnetic Reconnection. PRL 110, 255001 (2013).
31 MarchCharlesParker, E.N. Nanoflares and the solar X-ray corona. ApJ 330, 474 (1988).
7 AprilJon E.Kallinger et al. Precise stellar surface gravities from the time scales of convectively driven brightness variations. Science Advances, Vol 2, No. 1 (2016).
14 AprilRoy SmartTiwari et al. Transition-Region/Coronal Signatures and Magnetic Setting of Sunspot Penumbral Jets: Hinode (SOT/FG), Hi-C, and SDO/AIA Observations. ApJ 816, 92 (2016).
21 AprilBryanReale at al. Bright Hot Impacts by Erupted Fragments Falling Back on the Sun: A Template for Stellar Accretion. Science 341, 6143,251:253 (2013)
28 AprilMikeSong et al. Dark Post-Flare Loops Observed by Solar Dynamics Observatory. ApJ, accepted.

Fall 2015

Date Discussion leader Article
27 August Organizational Meeting
3 September BryanWheatland, M.S. A Statistical Solar Flare Forecast Method. Space Weather Vol3 No7 (2005)
10 September John UReeves, K. McCauley, P. & Tian, H. Direct Observations of Magnetic Reconnection Outflow and CME Triggereing in a Small Erupting Solar Prominence. ArXiv 1505.07307
17 September Jake PDaughton, W. & Roytershteyn, V. Emerging Parameter Space Map of Magnetic Reconnection in Collisional and Kinetic Regimes. SSR 172.1 271 (2012)
24 September Sarah PTesta, P., Saar, S., & Drake, J. Stellar Activity and Coronal Heating: an overview of recent results. DOI: 10.1098/rsta.2014.0259
1 October Martin H Dalmasse et al. The Origin of Net Electric Currents in Solar Active Regions. ApJ 810, 17 (2015)
8 October DanaTakasao et al. Magnetohydrodynamic Shocks in and above Post-flare Loops: Two-dimensional Simulation and a Simplified Model. ApJ 805 135 (2015)
15 October No Meeting
22 October MikeKatsukawa, Y. and Suarez, D. Power Spectra of Velocities and Magnetic Fields on the Solar Surface and their Dependence on the Unsigned Magnetic Flux Density. ApJ 758, 139 (2012).
29 October YingBrosius, J. and Daw, A. Quasi-periodic Fluctuations and Chromospheric Evaporation in a Solar Flare Ribbon Observed by IRIS. ApJ 810, 45 (2015)
5 November ArloGraham, D.R. and Cauzzi, G. Temporal Evolution of Multiple Evaporating Ribbon Sources in a Solar Flare. ApJ 807 L22 (2015)
12 November Sean
19 November Jon EPeter, H., Warnecke,J., Chitta,L.P., Cameron, R.H. Limitations of force-free magnetic field extrapolations: Revisiting basic assumptions. AA2015
26 November Thanksgiving (no meeting)
3 December RogerLandi, S., Del Zanna, L., Papini, E., Pucci, F., and Velli, M. Resistive Magnetohydrodynamics Simulations of the Ideal Tearing Mode. ApJ 806 131 (2015)

Spring 2015

Date Discussion leader Article
20 January Organizational Meeting
27 January Chris Carrington, R. C. Description of a Singular Appearance seen in the Sun on September 1, 1859. MNRAS 20, 13-15 (1859).
3 February Fernando Le, G.-M., Cai, Z.-Y., Wang, H.-N., Yin, Z.-Q. & Li, P. Solar cycle distribution of major geomagnetic storms. Res. Astron. Astrophys. 13, 739-748 (2013).
10 February Sarah P. Ishikawa, S.-N. et al. Constraining hot plasma in a non-flaring solar active region with FOXSI hard X-ray observations. Publications of the Astronomical Society of Japan 66, 15-15 (2014).
17 February Jake López Fuentes, M. & Klimchuk, J. A. Two-dimensional Cellular Automaton Model for the Evolution of Active Region Coronal Plasmas. ApJ 799, 128 (2015).
24 February Sean De Pontieu, B., McIntosh, S., Martinez-Sykora, J., Peter, H. & Pereira, T. M. D. Why is Non-Thermal Line Broadening of Spectral Lines in the Lower Transition Region of the Sun Independent of Spatial Resolution? ApJ 799, L12 (2015).
3 March Sarah J. Harker, B. J. & Pevtsov, A. A. Case Study of a Magnetic Transient in NOAA 11429 Observed by SDO/HMI during the M7.9 Flare on 2012 March 13. ApJ 778, 175 (2013).
17 March John Klimchuk, J. A. & Bradshaw, S. J. Are Chromospheric Nanoflares a Primary Source of Coronal Plasma? ApJ 791, 60 (2014).
24 March Kevin Long et al. The Energetics of a Global Shock Wave in the Low Solar Corona. ApJ 799, 224 (2015).
31 March Roger Tenerani et al. The Tearing Mode Instability of Thin Current Sheets: The Transition to Fast Reconnection in the Presence of Viscosity. ApJ 801, 145 (2015).
7 April Bryan Lindsey et al. The Role of Magnetic Fields in Transient Seismic Emission Driven by Atmospheric Heating in Flares. Solar Physics. 289: 1457-1469 (2014)
14 April Dr. Hillier Hillier et al. A Statistical Study of Transverse Oscillations in a Quiescent Prominence. ApJL. 779, L16 (2013).
21 April Dana Pierrard, V. Lazar, M. Kappa Distributions: Theory and Applications in Space Plasmas. Solar Physics. 267: 153-174 (2010).

Fall 2014

Date Discussion leader Article
28 August Organizational Meeting / Phil Judge
4 September Bryan Yang, S., Zhang, J. & Xiang, Y. 2014, arXiv, 1409, 471
11 September Sarah Ramesh, R., Sasikumar Raja, K., Kathiravan, C. & Narayanan, A. S. 2013, ApJ, 762, 89
18 September Sean Sharykin, I. N. & Kosovichev, A. G. 2014, ApJ, 788, L18
25 September Fernando Janvier, M., Aulanier, G., Bommier, V., et al. 2014, ApJ, 788, 60
2 October Chris McIntosh, S. W., Wang, X., Leamon, R. J., et al. 2014, ApJ, 792, 12
9 October Jake Hahn, M. & Savin, D. W. 2013, ApJ, 776, 78
16 October Ernest Suzuki, M. 2014, SoPh, 289, 4021-4029
23 October Roger Bian, N. H., Emslie, A. G., Stackhouse, D. J. & Kontar, E. P. 2014,
30 October John Testa, P., De Pontieu, B., Allred, J., et al. 2014, Sci, 346, 1255724-1255724
6 November LWS Meeting
13 November Dana Forbes, T. G., Priest, E. R., Seaton, D. B. & Litvinenko, Y. E. 2013, Physics of Plasmas, 20, 052902
20 November LWS Discussion
4 December Mike Hillier, A., Hillier, R. & Tripathi, D. 2012, ApJ, 761, 106

Spring 2014

Date Discussion leader Article
23 January Wenjuan Krucker, S. & Battaglia, M. 2014, The Astrophysical Journal, 780, 107
30 January Ernest Srivastava, A. K., Erdélyi, R., Tripathi, D., et al. 2013, The Astrophysical Journal Letters, 765, L42
6 February Chris Zhao, L. & Landi, E. 2014, The Astrophysical Journal, 781, 110
13 February Mike Susino, R., Bemporad, A. & Krucker, S. 2013, ApJ, 777, 93
20 February Dana Murphy, N. A., Miralles, M. P., Pope, C. L., et al. 2012, ApJ, 751, 56
27 February Sarah Hale, G. E. 1908, ApJ, 28, 315
6 March Jake Kerr, G. S. & Fletcher, L. 2014, ApJ, 783, 98
13 March SPRING BREAK -
20 March Fernando Gosling, J. T. 1993, JGR, 98, 18937-18950
27 March Sean Guarrasi, M., Reale, F., Orlando, S., Mignone, A. & Klimchuk, J. A. 2014, eprint arXiv:1402.0338,
3 April Ricky Zhao, J., Bogart, R. S., Kosovichev, A. G., Duvall, T. L. J. & Hartlep, T. 2013, ApJ, 774, L29
10 April John Dudík, J., Janvier, M., Aulanier, G., et al. 2014, ApJ, 784, 144
17 April Bryan Parker, E. N. 1958, ApJ, 128, 664
24 April Roger Murawski, K., Srivastava, A. K. & Musielak, Z. E. 2014, arXiv, 1404, 4176

Fall 2013

Date Discussion leader Article
3 September Shane -
10 September Wenjuan Fletcher, L., Hannah, I.G., Hudson, H.S., & Innes, D.E. 2013, ApJ, 771, 104
17 September Alec Nitta, N. V. et al. Solar Sources of Impulsive Solar Energetic Particle Events and Their Magnetic Field Connection to the Earth. ApJ 650, 438-450 (2006).
24 September Ricky Reinhold, T., Reiners, A. & Basri, G. Rotation and differential rotation of active Kepler stars. arXiv astro-ph.SR, 1508 (2013).
1 October SeanKahler, S. W. Does a Scaling Law Exist between Solar Energetic Particle Events and Solar Flares? ApJ 769, 35 (2013).
8 October Chris McIntosh, S. W. et al. Hemispheric Asymmetries of Solar Photospheric Magnetism: Radiative, Particulate, and Heliospheric Impacts. ApJ 765, 146 (2013).
15 October Adam Chen, B., Bastian, T. S., Gary, D. E. & Jing, J. Spatially and Spectrally Resolved Observations of a Zebra Pattern in a Solar Decimetric Radio Burst. The Astrophysical Journal 736, 64 (2011).
22 October Ernest Jiang, J., Cameron, R. H., Schmitt, D. & Schüssler, M. The solar magnetic field since 1700. I. Characteristics of sunspot group emergence and reconstruction of the butterfly diagram. Astronomy and Astrophysics 528, 82 (2011).
29 October Roger Cassak, P. A. et al. On the Cause of Supra-arcade Downflows in Solar Flares. The Astrophysical Journal 775, L14 (2013).
5 November Bryan Patsourakos, S., Vourlidas, A. & Stenborg, G. Direct Evidence for a Fast Coronal Mass Ejection Driven by the Prior Formation and Subsequent Destabilization of a Magnetic Flux Rope. The Astrophysical Journal 764, 125 (2013).
12 November - -
19 November Jake Innes, D. E. & Teriaca, L. Quiet Sun Explosive Events: Jets, Splashes, and Eruptions. Solar Physics 282, 453-469 (2013).
26 November TBD -
3 December John Upton, L. & Hathaway, D. H. Predicting the Sun's Polar Magnetic Fields with a Surface Flux Transport Model. arXiv astro-ph.SR, (2013).

Spring 2013

Date
Discussion leader
Article
01/22
Sarah
de la Cruz Rodríguez, J.; De Pontieu, B.; Carlsson, M.; Rouppe van der Voort, L. H. M, Heating of the magnetic chromosphere: observational constraints from Ca II 8542 spectra
01/29
Sean
Löhner-Böttcher,.; Schlichenmaier, R., Correlations between sunspots and their moat flows
02/05
Chris
Mäkelä, P.; Gopalswamy, N.; Xie, H.; Mohamed, A. A.; Akiyama, S.; Yashiro, S., Coronal Hole Influence on the Observed Structure of Interplanetary CMEs
02/12
Silvina
Temperature and Electron Density Diagnostics of a Candle-Flame Shaped Flare : Asymmetric Reconnection Evidence
02/19
Dana
Schrijver, C. et al; Estimating the frequency of extremely energetic solar events, based on solar, stellar, lunar, and terrestrial records
02/26
Ernest
Hathaway, David H.; Supergranules as Probes of the Sun's Meridional Circulation
03/05
LWS/SDO Workshop

03/19
Wenjuan
Warren, Harry P.; Mariska, John T.; Doschek, George A.; Observations of Thermal Flare Plasma with the EUV Variability Experiment
03/26
Roger
Sofia, S. et al; Variation of the Diameter of the Sun as Measured by the Solar Disk Sextant (SDS)
04/02
Ricky
Ryan, D. et al; The Thermal Properties of Solar Flares over Three Solar Cycles Using GOES X-Ray Observations
04/09
Mike
Chintzoglou, G.; Zhang, J.; Reconstructing the Subsurface Three-dimensional Magnetic Structure of a Solar Active Region Using SDO/HMI Observations
04/16
Adam
Reep, J. W.; Bradshaw, S. J.; Klimchuk, J. A.; Diagnosing the Time Dependence of Active Region Core Heating from the Emission Measure. II. Nanoflare Trains
04/23
Lucas
Pereira, Tiago M. D et al; How realistic are solar model atmospheres?

Fall 2012

Date
Discussion leader
Article
09/04


09/11
Ernest
Karak, Choudhuri, Quenching of Meridional Circulation in Flux Transport Dynamo Models
09/18
Shane
Hillier et al, Numerical Simulations of the Magnetic Rayleigh-Taylor Instability in the Kippenhahn-Schlüter Prominence Model. II. Reconnection-triggered Downflows
09/25
Sean
Peter, H.; Bingert, S., Constant Cross Section of Loops in the Solar Corona
10/02
Jonathan Cirtain

10/09
Chris
Shiota, D. et al, Polar Field Reversal Observations with Hinode
10/16
Jake
Jess, D.B. et al, The Source of 3 Minute Magnetoacoustic Oscillations in Coronal Fans
10/23
Erica
Reid, H.A.S. et al, X-ray and UV Investigation into the Magnetic Connectivity of a Solar Flare
10/30
Lucas
Kusano, et al, The Mysterious Magnetic Field Structures Triggering Solar Flares and Coronal Mass Ejections, a Glimpse into the Tortured World of the Sun
11/06
Election Day

11/13
Adam
Inglis, A. R.; Dennis, B. R., The Relationship Between Hard X-Ray Pulse Timings and The Locations of Footpoint Sources During Solar Flares
11/20
Wenjuan
Petkaki, P.; Del Zanna, G.; Mason, H. E.; Bradshaw, S. J., SDO AIA and EVE observations and modelling of solar flare loops
11/27
Dana
Hudson, H. S.; Fletcher, L.; MacKinnon, A. L.; Woods, T. N.; Charge-exchange Limits on Low-energy α-particle Fluxes in Solar Flares
12/04
Roger
Kemel, K.; Brandenburg, A.; Kleeorin, N.; Rogachevskii, I.; Properties of the negative effective magnetic pressure instability
12/11
Daikou Shiota


Spring 2012

Date
Discussion leader
Article
01/23
Silvina
S. J. Bradshaw, G. AUlanier, G. Del Zanna, A Reconnection-Driven Rarefaction Wave Model for Coronal Outflows
01/30
Tom
Jess et. al., The Origin of Type I Spicule Oscillations
02/06
Ying
Milligan et. al., Observations of Enhanced EUV Continua During an X-class Solar Flare Using SDO/EVE
02/13
Jake
P. Judge, B. dePontieu, S. McIntosh, and K. Olluri, The Connection of Type II Spicules to the Corona
02/27
Sean
Wang et al, Response of the Photospheric Magnetic Field to the X2.2 Flare on 2011 February 15
03/05
Ernest
Hathaway, D.H. A Standard Law for the Equatorward Drift of the Sunspot Zones
03/19
Roger
De Moortel, I. et al, The damping of slow MHD waves in solar coronal magnetic fields. III. The effect of mode coupling
03/26
Alec
Cheung, M.C.M. Simulation of the Formation of a Solar Active Region
04/02
Lucas
Sun, Xudong Evolution of Magnetic Field and Energy in a Major Eruptive Active Region Based on SDO/HMI Observation
04/09
Anna
Non-Linear Force-Free Modeling of the Solar Corona Using Information Contained in Coronal Loops
04/16
Wenjuan
Asai et al, First Simultaneous Observation of an H_alpha Moreton Wave, EUV Wave, and Filament/Prominence Oscillations
04/23
Chris
Sheeley, N. R., Jr.; Warren, H. P. Coronal Cells

Fall 2011

Date
Discussion leader
Article
9/6
Lucas
Stangalini, Del Moro, Berrilli, Jefferies, MHD wave transmission in the Sun's atmosphere
9/13
Dana
Krucker, Raftery, Hudson, Temperature and Density Estimates of Extreme-ultraviolet Flare Ribbons Derived from TRACE Diffraction Patterns
9/20
Jake
Moore, Cirtain, Sterling, Falconer, Dichotomy of Solar Coronal Jets: Standard Jets and Blowout Jets
9/27
Chris
Warren, O'Brien, Sheeley, Observations of Reconnecting Flare Loops with the Atmospheric Imagging Assembly (AIA)
10/4
Sean
lonidis, Zhao, Kosovichev, Detection of Emerging Sunspot Regions in the Solar Interior
10/11
Alec
Linker et al, The Evolution of Open Magnetic Flux Driven By Photospheric Dynamics
10/18
Ernest
Janardhan, Bisoi, Gosain, Solar Polar Fields During Cycles 21 - 23: Correlation with Meridional Flows
10/25
Roger
Verwichte, Nakariakov, Cooper, Transverse waves in a post-flare supra-arcade
11/1
Wenjuan
Ishikawa, Tsuneta, The Relationship Between Vertical and Horizontal Magnetic Fields in the Quiet Sun
11/8
Dibyendu
Dasi-Espuig et al, Sunspot Group Tilt Angles and the Strength of the Solar Cycle
11/15


11/22
Adam
Reale et al, Post-flare UV light curves explained with the thermal instability of loop plasma
11/29
Tom

12/6
Sarah
Measuring Magnetic Fields for Theorists

Spring 2011

Date
Discussion leader
Article
1/18
Longcope
Organizational meeting
1/25
Wenjuan
Liu, Nitta, Schrijver, Title, Tarbell, First SDO AIA Observations of a Global Coronal EUV "Wave": Multiple Components and "Ripples"
2/1
Sean
B. De Pontieu et al., The origins of hot plasma in the solar corona
2/8
Chris
Nitta, N.; Freeland, S.; Liu, W. An Alternative View of the 'Masuda' Flare
2/15
Adam
Schrijver, C.; Title, A. Long-range magnetic couplings between solar flares and coronal mass ejections observed by SDO and STEREO
2/22
Dana
Informative meeting on the MSU NSO proposal
3/1
Silvina*
PhD Defense - EPS 126 - 2:00pm
3/8
Ernest
Hathaway, D. H.; Rightmire, L. Variations in the Sun's Meridional Flow over a Solar Cycle
3/15
SPRING BREAK

3/22
---

3/29
---

4/05
Lucas
Georgieva, K.; Kirov, B. Solar Dynamo and Geomagnetic Activity
4/12
Jason
Guarrasi, M.; Reale, F.; Peres, G. Coronal Fuzziness Modeled With Pulse-Heated Multi-Stranded Loop Systems
4/19
TBD

4/26
TBD


Fall 2010

Date
Discussion leader
Article
09/07
Lucas
Metcalf et al, Is the solar chromospheric magnetic field force-free?
09/14
Sean
Bradshaw, Cargill, The cooling of coronal plasmas. III. Enthalpy transfer as a mechanism for energy loss
09/21
Silvina
Tripathi, Mason, Klimchuk, Evidence of Impulsive Heating in Active Region Core Loops
09/28
Jason
SDO Data Seminar
10/05
Masha
Kahler et al, Solar Energetic Electron Probes of Magnetic Cloud Field-Line Lengths
10/12
Tom

10/19
Jacob
Yurchyshyn et al, Chromospheric Signatures of Small-Scale Flux Emergence as Observed with New Solar Telescope and Hinode Instruments
10/26
Adam
Sarkar, Walsh, Extreme-Ultraviolet Observational Consequences of the Spatial Localization of Nanoflare Heating within a Multistranded Atmospheric Loop
11/02
Election Day
11/09
Leamon
Cycle 24 Begins in Earnest with Emergence of Small Scale Field: The Transport of Magnetic Flux to Small Scales
11/16
Chris
Patsourakos, Vourlidas, Stenborg, The Genesis of an Impulsive Coronal Mass Ejection observed at Ultra-High Cadence by AIA on SDO
11/23
Ernest
I. Gonzalez Hernandez, R. Howe, R. Komm and F. Hi, Meridional Circulation During the Extended Solar Minimum : Another Component of the Torsional Oscillation?
11/30
Amir Caspi

12/07
Alisdair Davey
SDO Data Access and Distribution

Spring 2010

Date
Discussion leader
Article
01/26
Lucas
Trujillo Bueno, J.; Shchukina, N.; Asensio Ramos, A., A substantial amount of hidden magnetic energy in the quiet Sun
02/02
Anna
De Rosa, Marc L.; Schrijver, et. al., A Critical Assessment of Nonlinear Force-Free Field Modeling of the Solar Corona for Active Region 10953
02/09
----

02/16
Chris
Kosovichev, A. G., Solar Oscillations
02/23
Adam
Chen, P. F., The Relation Between EIT Waves and Coronal Mass Ejections
03/02
Tom
De Pontieu, Bart; Hansteen, Viggo H.; McIntosh, Scott W.; Patsourakos, Spiros, Estimating the Chromospheric Absorption of Transition Region Moss Emission
03/09
Sean
Hanasoge, S. M.; Duvall, T. L., Jr.; DeRosa, M. L., Seismic Constraints on Interior Solar Convection
03/16
Spring Break
03/23
-----
STEREO Science Working Group
03/30
Jianxia
Grayson, James A.; Krucker, Säm; Lin, R. P., A Statistical Study of Spectral Hardening in Solar Flares and Related Solar Energetic Particle Events
04/06
Wenjuan
Ryan O. Milligan, R. T. James McAteer , Brian R. Dennis, C. Alex Young, Evidence of a Plasmoid-Looptop Interaction and Magnetic Inflows During a Solar Flare/CME Eruptive Event
04/13
Piet
Babcock, H. W., The Topology of the Sun's Magnetic Field and the 22-YEAR Cycle
04/20
Masha
Fan, Y.; Alexander, D.; Tian, L., On the Origin of the Asymmetric Helicity Injection in Emerging Active Regions
04/27
----


Fall 2009

Date
Discussion leader
Article
09/07
Labor day
09/14
Anna
J. A. Klimchuk, Coronal Loop Models and Those Annoying Observations!
09/21
Andres
Rempel, M.; Schüssler, M.; Cameron, R. H.; Knölker, M., Penumbral Structure and Outflows in Simulated Sunspots
09/28
Kathryn
Cho, Kyung-Suk; Lee, Jeongwoo; Bong, Su-Chan; Kim, Yeon-Han; Joshi, Bhuwan; Park, Young-Deuk, A Coronal Mass Ejection and Hard X-Ray Emissions Associated with the Kink Instability
10/05
Sean
Centeno, R.; Socas-Navarro, H.; Lites, B.; Kubo, M.; Frank, Z.; Shine, R.; Tarbell, T.; Title, A.; Ichimoto, K.; Tsuneta, S.; Katsukawa, Y.; Suematsu, Y.; Shimizu, T.; Nagata, S., Emergence of Small-Scale Magnetic Loops in the Quiet-Sun Internetwork
10/12
Lewis
Falconer, David A.; Moore, Ronald L.; Gary, G. Allen; Adams, Mitzi, The "Main Sequence" of Explosive Solar Active Regions: Discovery and Interpretation
10/19
Jason
De Pontieu, Bart; McIntosh, Scott W.; Hansteen, Viggo H.; Schrijver, Carolus J., Observing the Roots of Solar Coronal Heating in the Chromosphere
10/26
Lucas
McClements, K. G.; Fletcher, L., Inertial Alfven Wave Acceleration of Solar Flare Electrons
11/02
Adam
Marsh, M. S.; Walsh, R. W., Using HINODE/EIS to Confirm a Seismologically Inferred Coronal Temperature
11/09
------
Cancelled
11/16
Jianxia
Aschwanden, Markus J.; Nitta, Nariaki V.; Wuelser, Jean-Pierre; Lemen, James R.; Sandman, Anne; Vourlidas, Angelos; Colaninno, Robin C., First Measurements of the Mass of Coronal Mass Ejections from the EUV Dimming Observed with STEREO EUVI A+B Spacecraft
11/23
Dana
A Review of Coronal Heating by Reconnection
11/30
Wenjuan
Liu, Y., Magnetic Field Overlying Solar Eruption Regions and Kink and Torus Instabilities
12/07
Hans
Inglis, A. R.; Nakariakov, V. M., A multi-periodic oscillatory event in a solar flare

Spring 2009

Date
Discussion leader
Article
1/20
Place: EPS 347 (CS conference room). Introduction
1/30
Silvina
A. Ciaravella, and J. C. Raymond, The Current Sheet Associated with the 2003 November 4 Coronal Mass Ejection: Density, Temperature, Thickness, and Line Width
2/6
Lucas
T. Zic, B. Vrsnak, M. Temmer, C. Jacobs, Cylindrical and Spherical Pistons as Drivers of MHD Shocks
2/13
Andres
D. Tripathi, H.E.Mason, B. N. Dwivedi, G. Del Zanna, P.R. Young, On active region loops: Hinode/EIS observations
2/20
Masha
L. Fletcher, Ultra-violet footpoints as tracers of coronal magnetic connectivity and restructuring during a solar flare
2/27
Anny
A. van Ballegooijen, Observations and Modeling of a Filament on the Sun
3/6
------
MSU Graduate Recruitment Poster Session
12:00 - 2:00 p.m. in Strand Union Ballrooms B, C, & D.
3/13
Will
C. E. Alissandrakis, C. Gontikakis, and H. C. Dara, Determination of the True Shape of Coronal Loops
3/20
SPRING BREAK
3/27
Wenjuan
G. Aulanier, L. Golub, E. DeLuca, J. Cirtain, R. Kano, L. Lundquist, N. Narukage, T. Sakao, M. Weber, Slipping Magnetic Reconnection in Coronal Loops
4/3
Kathryn
K. Raju and B. J. Bromage, EUV line intensity distribution in the solar atmosphere: differences between a polar coronal hole and its equatorial extension
4/10
UNIVERSITY DAY
4/17
Hans
R. Gupta, E. O'Shea, D. Banerjee, M. Popescu, J. Doyle, On the statistical detection of propagating waves in polar coronal holes
4/24
Adam
S. Regnier, Relationship between photospheric currents and coronal magnetic helicity for force-free bipolar fields
5/1
Jason
Jason's research review: observing coronal loops.
References: 1) D. Tripathi, H. E. Mason, B. N. Dwivedi, G. Del Zanna, P. R. Young, On active region loops: Hinode/EIS observations
2) J. A. Klimchuk, Coronal Loop Models and Those Annoying Observations!

Fall 2008

Date
Discussion leader
Article
9/2
Introduction
9/9
Silvina
A.D. Crouch and G. Barnes, Resolving the Azimuthal Ambiguity in Vector Magnetogram Data with the Divergence-Free Condition: Theoretical Examination
9/16
Sabrina
W. D. Pesnell, Predictions of Solar Cycle 24
9/23
Ravindra
C. Karoff and H. Kjeldsen, Evidence That Solar Flares Drive Global Oscillations in the Sun
9/30
Andres
R. Cameron and M. Schussler, Solar Cycle Prediction Using Precursors and Flux Transport Models
10/7
Anny
J. Jing, J. Chae, and H. Wang, Spatial Distribution of Magnetic Reconnection in the 2006 December 13 Solar Flare as Observed by Hinode
10/14
Adam
A. Lopez Ariste, G. Aulanier, B. Schmieder, and A. Sainz Dalda, First observation of bald patches in a filament channel and at a barb endpoint
10/21
Masha
E. P. Kontar, I. G. Hannah, and A. L. MacKinnon, Chromospheric magnetic field and density structure measurements using hard X-rays in a flaring coronal loop
10/28
Lucas
L. Fletcher and H. S. Hudson, Impulsive phase flare energy transport by large-scale alfven waves and the electron acceleration problem
11/4
Election Day
11/11
Veteran's Day
11/18
Dibyendu
Farewell Address
C.J. Schrijver and Y. Liu, The Global Solar Magnetic Field Through a Full Sunspot Cycle: Observations and Model Results
11/25
Wenjuan
J. Chae, Y. E. Litvinenko, T. Sakurai, Determination of Magnetic Diffusivity from High-Resolution Solar Magnetograms
12/2
-----
No SJC
12/9
Lewis
M. J. Aschwanden, An Observational Test That Disproves Coronal Nanoflare Heating Models

Spring 2008


Fall 2007


Spring 2007


Fall 2006


Spring 2006


Fall 2005


Spring 2005


Fall 2004


Spring 2004


Fall 2003


Spring 2003


Fall 2002


Spring 2002


Fall 2001


Spring 2001


Fall 2000


Spring 2000


Fall 1999


Spring 1999


Fall 1998


Spring 1998


Fall 1997


Spring 1997



If you have any comments, please contact www@solar.physics.montana.edu