Montana State University

Solar Journal Club Archive

Spring 2022

Date Discussion leader Article
January 19 Organizational Meeting
January 26 RoyJudge (2021). Magnetic Connections across the Chromosphere-Corona Transition Region. ApJ.
February 2 Sean-ÉowynShimizu et al. (2021). Simultaneous ALMA-Hinode-IRIS Observations on Footpoint Signatures of a Soft X-Ray Loop-like Microflare. ApJ.
February 9 ArloLejosne and Mozer (2020). Experimental Determination of the Conditions Associated With "Zebra Stripe" Pattern Generation in the Earth's Inner Radiation Belt and Slot Region. JGR Space Physics.
February 16 AkiToriumi et al. (2020). Sun-as-a-star Spectral Irradiance Observations of Transiting Active Regions. ApJ.
February 23 MichaelPanesar et al. (2021). The Magnetic Origin of Solar Campfires. ApJL.
March 2 ChunmingPanos et al. (2021). Exploring Mutual Information between IRIS Spectral Lines. I. Correlations between Spectral Lines during Solar Flares and within the Quiet Sun. ApJ.
March 9
March 16 Spring Break
March 23 JiongZou et al. (2017). Spreading Speed of Magnetopause Reconnection X-Lines Using Ground-Satellite Coordination. GRL.
March 30 SumanChen et al. (2022). Doppler Shifts of Spectral Lines formed in the Solar Transition Region and Corona. A&A.
April 6 DanaGuidoni et al. (2022). Spectral Power-law Formation by Sequential Particle Acceleration in Multiple Flare Magnetic Islands. ApJ.
April 13 WillMalanushenko et al. (2022). The Coronal Veil. ApJ.
April 20
April 27 KeijiToriumi and Airapetian (2022). Universal Scaling Laws for Solar and Stellar Atmospheric Heating. ApJ.
May 4 ShaneGupta and Nayak (2022). Spectroscopic and imaging observations of transient hot and cool loops by IRIS and SDO. MNRAS.
May 11 Finals

Fall 2021

Date Discussion leader Article
September 1 Organizational Meeting
September 8 ArloShumko et al. (2021). A Strong Correlation Between Relativistic Electron Microbursts and Patchy Aurora. GRL.
September 15 SeanZhang et al. (2021). Spectroscopic observations of a flare-related coronal jet. A&A.
September 22
September 29 ChunmingClarke et al. (2021). Quasi-periodic Particle Acceleration in a Solar Flare. ApJ.
October 6 MichaelIshiguro and Kusano (2017). Double Arc Instability in the Solar Corona. ApJ.
October 13 DanaHalekas et al. (2021). The Sunward Electron Deficit: A Telltale Sign of the Sun's Electric Potential. ApJ.
October 20 AkiTakeda et al. (2019). Solar Cycle Variation of Coronal Temperature, Emission Measure, and Soft X-Ray Irradiance Observed with Yohkoh Soft X-Ray Telescope. ApJ.
October 27 EricShumko et al. (2021). Duration of Individual Relativistic Electron Microbursts: A Probe Into Their Scattering Mechanism. GRL.
November 3 SumanJudge et al. (2021). Measuring the Magnetic Origins of Solar Flares, Coronal Mass Ejections, and Space Weather. ApJ.
November 10 RoyDe Pontieu et al. (2021). Probing the physics of the solar atmosphere with the Multi-slit Solar Explorer (MUSE): I. Coronal Heating. Submitted to ApJ.
November 17 ReyannLyu et al. (2021). A Distinct Class of High Peak-Current Lightning Pulses Over Mountainous Terrain in Thunderstorms. GRL.
November 24 Fall Break
December 1
December 8 CappyKleint and Panos (2021). Occurrence and statistics of IRIS bursts. A&A.
December 15 Finals

Spring 2021

Date Discussion leader Article
January 14 Organizational Meeting
January 21 ArloRelativistic Electron Microbursts as High Energy Tail of Pulsating Aurora Electrons
January 28 WillowSpectral Signatures of Chromospheric Condensation in a Major Solar Flare
February 4 MarikaThe Solar Corona during the Total Eclipse on 1806 June 16: Graphical Evidence of the Coronal Structure during the Dalton Minimum
February 11 SumanExtreme-ultraviolet bursts and nanoflares in the quiet-Sun transition region and corona
February 18 CharlesReconnection nanojets in the solar corona
February 25 JakeMapping solar magnetic fields from the photosphere to the base of the corona
March 4 MichaelA dynamic magnetic tension force as the cause of failed solar eruptions
March 11 RoySpectral Line Asymmetries of Hot Fe Lines in Multiloop Models
March 18 CappyThe origin of reconnection-mediated transient brightenings in the solar transition region
March 25 WillModeling Mg ii h, k and Triplet Lines at Solar Flare Ribbons
April 1 ShaneA physics-based method that can predict imminent large solar flares
April 8 WyattUnraveling the Formation Mechanism for the Bursts of Electron Butterfly Distributions: Test Particle and Quasilinear Simulations
April 15 EricRapid MeV electron precipitation as observed by SAMPEX/HILT during high speed stream driven storms
April 22 ReyannA comparative study on the lightning sferics associated with terrestrial T gamma-ray flashes observed in Americas and Asia
April 29 Finals

Fall 2020

Date Discussion leader Article
August 18 Organizational Meeting
August 25 ArloGan et al. (2020). Nonlinear Interactions Between Radiation Belt Electrons and Chorus Waves: Dependence on Wave Amplitude Modulation. GRL.< /a>
September 1 WillowYu et al. (2020). IRIS Si iv Line Profiles at Flare Ribbons as Indications of Chromospheric Condensation. ApJ.
September 8 WillLibbrecht et al. (2018). Chromosphe ric condensations and magnetic field in a C3.6-class flare studied via He I D 3 spectro-polarimetry. A&A.
September 15 JakeHuang et al. (2019). Plasmoid-mediated reconnection in solar UV bursts. A&A.
September 22 CappyYan et al. (2015). Self-absorption in the solar transition region. ApJ.
September 29 MarikaPascoe et al. (2020). Tracking and Seismological Analysis of Multiple Coronal Loops in an Active Region. ApJ.
October 6 SumanPontin et al. (2020 ). Non-thermal line broadening due to braiding-induced turbulence in solar coronal loops. A&A.
October 13 MichaelYang et al. (2020). Global maps of the magnetic field in the solar corona. Science.
October 20 ChunmingKerr et al. (202 0). Solar Flare Arcade Modeling: Bridging the Gap from 1D to 3D Simulations of Optically Thin Radiation. ApJ.
October 27 EricDouma et al . (2018). Comparison of Relativistic Microburst Activity Seen by SAMPEX With Ground-Based Wave Measurements at Halley, Antarctica . JGR: Space Physics.
November 3 Election day
November 10 WyattChen et al. ( 2020. Modeling of Bouncing Electron Microbursts Induced by Ducted Chorus Waves. GRL.
November 17 ReyannPu et a l. (2020). A Satellite-Detected Terrestrial Gamma Ray Flash Produced by a Cloud-to-Ground Lightning Leader. GRL.
November 24 Finals

Spring 2020

Date Discussion leader Article
January 14 Organizational Meeting
January 21 CharlesLeake et al. (2020). The Onset of 3D Magnetic Reconnection and Heating in the Solar Corona.
January 28 Will A.Srivastava et al. (2019). On the Observations of Rapid Forced Reconnection in the Solar Corona. ApJ.
February 4 WillowO'Hara et al. (2019). Exception Extended Field-of-view Observations by PROBA2/SWAP on 2017 April 1 and 3. ApJ.
February 11 Jake P.Judge (2019). Some thoughts on emission-line spectroscopy. MNRAS.
February 18 ArloOzaki et al. (2019). Visualization of Rapid Electron Precipitation via Chorus Element Wave-Particle Interactions. Nature.
February 25 John U.Reep et al. (2020). Electron Beans Cannot Directly Produce Coronal Rain. ApJ.
March 3 ChunmingPhan et al. (2020). Parker Solar Probe In Situ Observations of Magnetic Reconnection Exhausts during Encounter 1. ApJ
March 10 ReyannChronis et al. (2016). Characteristics of Thunderstorms That Produce Terrestrial Gamma Ray Flashes. BAMS.
March 17 Spring Break
March 24 SumanIshikawa et al. (2020). Study of the Dynamics of Convective Turbulence in the Solar Granulation by Spectral Line Broadening and Asymmetry. ApJ.
March 31 EricDouma et al. (2019). Characteristics of Relativistic Microburst Intensity From SAMPEX Observations. JGR Space Phys.
April 7 MarikaYang et al. (2019). Transfer of Twists from a Mini-filament to Large-scale Loops by Magnetic Reconnection. ApJ.
April 14 CappySrivastava et al. (2020). Velocity Response of the Observed Explosive Events in the Lower Solar Atmosphere: I. Formation of the Flowing Cool Loop System. ApJ.
April 21 RoyKontogiannis et al. (2018). Probing the Quiet Solar Atmosphere from the Photosphere to the Corona. SolPhys.
April 28 ShaneSyntelis, Priest and Chitta (2019). A Cancellation Nanoflare Model for Solar Chromospheric and Coronal Heating. II. 2D Theory and Simulations. ApJ.
May 5 Finals

Fall 2019

Date Discussion leader Article
August 27 Organizational Meeting
September 3 MikeShen et al. (2019) Statistical Analysis of Transverse Size of Lower Band Chorus Waves Using Simultaneous Multisatellite Observations. GRL.
September 10 JonRincon (2019). Dynamo theories. Published in J. Plasma Phys. lecture note series.
September 17 ArloDaglis et al. (2019) From solar sneezing to killer electrons: outer radiation belt response to solar eruptions. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences.
September 24 WillLiu et al. (2019). Evidence of ubiquitous Alfven pulses transporting energy from the photosphere to the upper chromosphere. Nature Communications.
October 1 ReyannBerge & Celestin (2019). Constraining Downward Terrestrial Gamma Ray Flashes Using Ground-Based Particle Detector Arrays. GRL.
October 8 John U.Chen et al. (2019). "Radio Spectroscopic Imaging of a Solar Flare Termination Shock: Split-Band Feature as Evidence for Shock Compression." Accepted to ApJ.
October 15 DanaBradshaw et. al (2019). Coronal Loop Scaling Laws for Various Forms of Parallel Heat Conduction. ApJ.
October 22 John S.Smith et al. (2018). Characterizing Upward Lighting With and Without A Terrestrial Gamma Ray Flash. JGR.
October 29 SumanKohutova et al. (2019). Formation of coronal rain triggered by impulsive heating associated with magnetic reconnection. A&A
November 5 MarikaKucera et al. (2019). Spectroscopic Constraints on the Cross-sectional Asymmetry and Expansion of Active Region Loops. ApJ.
November 12 ShanePriest et al. (2018). A Cancellation Nanoflare Model for Solar Chromospheric and Coronal Heating. ApJ Lett.
November 19 Jake P.Davila et al (2019). Slitless Solar Imaging Spectroscopy. ApJ.
November 26 RoySainz Dalda et al. (2019). Recovering Thermodynamics from Spectral Profiles observed by IRIS: A Machine and Deep Learning Approach. ApJLett.
December 3 CappyInvestigating the Transition Region Explosive Events and Their Relationship to Network Jets

Spring 2019

Date Discussion leader Article
January 10 Organizational Meeting
January 17 Jon E.Leamon et. al. (2018). Termination of Solar Cycles and Correlated Tropospheric Variability. Submitted to JGR.
January 24 JakeKerr et. al. (2018). Si IV Resonance Line Emission During Solar Flares: Non-LTE, Non-equilibrium, Radiation Transfer Simulations. Accepted to ApJ.
January 31 MarikaGuglielmino et. al. (2018). IRIS Observations of Magnetic Interactions in the Solar Atmosphere between Preexisting and Emerging Magnetic Fields. I. Overall Evolution. ApJ.
February 7 RoyBrawshaw and Testa (2019). Quantifying The Influence Of Key Physical Processes On The Formation Of Emission Lines Observed By Iris: I. Non-Equilibrium Ionization And Density-Dependent Rates. Accepted to ApJ.
February 14 ReyannBowers et. al. (2018). A Terrestrial Gamma-Ray Flash inside the Eyewall of Hurricane Patricia. JGR.
February 21 ChunmingJeffery et al. (2018). The development of lower-atmosphere turbulence early in a solar flare, SciAdv
February 28 MikeMalaspina et al. (2018). A Census of Plasma Waves and Structures Associated With an Injection Front in the Inner Magnetosphere. JGR: Space Physics.
March 7 ArloGreeley et al. (2019). Quantifying the Contribution of Microbursts to Global Electron Loss in the Radiation Belts. JGR Space Physics.
March 14 John U.Johnson & Bradshaw (2019). A Fast and Accurate Method to Capture the Solar Corona/Transition Region Enthalpy Exchange. Accepted to ApJL.
March 21 Spring break
March 28 WillWeygand and Kivelson (2019). Jensen-Shannon Complexity Measurements in Solar Wind Magnetic Field Fluctuations. ApJ.
April 4 AlysaZhang et al. (2016). Chromospheric condensation and quasi-periodic pulsations in a circular-ribbon flare. ApJ.
April 11 SumanAntolin et al. (2018). In Situ Generation of Transverse Magnetohydrodynamic Waves from Colliding Flows in the Solar Corona. ApJL.
April 18 ShaneBerger et al. (1999) "What is Moss?" SolPhys.
April 25 AkiLin, C.Y. et al. (2016). Soft X-ray irradiance measured by the Solar Aspect Monitor on the Solar Dynamic Observatory Extreme ultraviolet Variability Experiment. JGR: Space Physics.
May 2 Finals

Fall 2018

Date Discussion leader Article
August 30 Organizational Meeting
September 6 MikeKurita et. al. (2018). Response of relativistic electron microbursts to the arrival of high speed solar wind streams and its relation to flux variation of trapped radiation belt electrons. Journal of Geophysical Research: Space Physics, 123.
September 13 Roy Reep et. al. (2018) Efficient Calculation of Non-Local Thermodynamic Equilibrium Effects in Multithreaded Hydrodynamic Simulations of Solar Flares. Submitted to ApJ.
September 20 MarikaYang et. al. (2018) Observational Evidence of Magnetic Reconnection Associated with Magnetic Flux Cancellation. ApJ.
September 27 Rey Lyu et. al. (2018) Very High Frequency Radio Emissions Associated With the Production of Terrestrial Gamma-Ray Flashes. Geophysical Research Letters.
October 4 ArloQin et. al. (2018) Statistical Investigation of the Efficiency of EMIC Waves in Precipitating Relativistic Electrons. Journal of Geophysical Research: Space Physics, 123.
October 11 Jake P. Judge et. al. (2017) Are all flare ribbons simply connected to the corona? ApJ.
October 18 John U.Polito et. al. (2018) Possible Signatures of a Termination Shock in the 2014 March 29 X-class Flare Observed by IRIS. ApJ.
October 25 ChunmingAucère et. al. (2018) The Coronal Monsoon: Thermal Nonequilibrium Revealed by Periodic Coronal Rain. ApJ.
November 1 AkiBaker et. al. (2018) Coronal Elemental Abundances in Solar Emerging Flux Regions. ApJ.
November 8 Dana Polito et. al. (2018) Broad Non-Gaussian Fe XXIV Line Profiles in the Impulsive Phase of the 2017 September 10 X8.3-class Flare Observed by Hinode/EIS. ApJ.
November 15 Shane Srivasatva et. al. (2017). High-frequency torsional Alfvén waves as an energy source for coronal heating. Nature.
November 22 Thanksgiving How to eat a lot of turkey
November 29 Alysa Harrington et. al. (2015). Calibrating and stabilizing spectropolarimeters with charge shuffling and daytime sky measurements. A&A.
December 6
December 13 Finals

Spring 2018

Date Discussion leader Article
January 11 Organizational Meeting
January 25 Room Occupied
February 1 Jon EAgrawal et al. Transport off internetwork magnetic flux elements in the solar photosphere. submitted ApJ.
February 8 Jake PRouppe van der Voort et al. Intermittent Reconnection and Plasmoids in UV Bursts in the Low Solar Atmosphere. ApJL 851 L6 (2017).
February 15 DanaReep et al. A Hydrodynamic Model of Alfvénic Wave Heating in a Coronal Loop and Its Chromospheric Footpoints. ApJ 853, 101 (2018).
February 22 ArloBlum et al. EMIC wave scale size in the inner magnetosphere: Observations from the dual Van Allen Probes. GRL 2017 DOI: 10.1002/2016GL072316
March 1 John UWarren et al. Spectroscopic Observations of Current Sheet Formation and Evolution. ApJ 854 122 (2018).
March 8 ReyannLyu et al. Ground detection of terrestrial gamma ray flashes from distant radio signals. GRL 2016 DOI: 10.1002/2016GL070154
March 15 Spring Break
March 22 WensiChintzoglou et al. Magnetic Flux Rope Shredding By a Hyperbolic Flux Tube: The Detrimental Effects of Magnetic Topology on Solar Eruptions. ApJ 843:93 (2017).
March 29 Marika Ugarte-Urra et al. Modeling Coronal Response in Decaying Active Regions with Magnetic Flux Transport and Steady Heating ApJ 846:2 (2017).
April 5 ChunmingTian and Chen. Multi=eipsode Chromospheric Evaporation Observed in a Solar Flare. ApJ 856 1 (2018).
April 12 John SXu et al. On the Effects of Bremsstrahlung Radiation During Energetic Electron Precipitation. GRL (2018). DOI:10.1002/2017GL076510
April 19 AlysaCunnyngham et al. Poynting-Robertson-like Drag at the Sun's Surface. Phys. Rev. Lett. 118, 051102 (2017).
April 26 RoyTian et al. Magnetic Reconnection at the Earliest Stage of Solar Flux Emergence. ApJ 854 174 (2018).

Fall 2017

Date Discussion leader Article
August 29 Organizational Meeting
September 5MarikaWright et al. Microflare Heating of a Solar Active Region Observed with NuSTAR Hinode/XRT and SDO/AIA. ApJ 844 132 (2017).
September 19MikeDouma et al. Occurrence characteristics of relativistic electron microbursts from SAMPEX observations Doi 10.1002/2017JA024067
September 26Jon EckbergAllred et al. A Unified Computational Model for Solar and Stellar Flares. ApJ 809 104 (2015).
October 3ReyannMilligan and Chamberlin. The Anamalous Temporal Behaviour of Broadband Lya Observations During Solar Flares from SDO/EVE. A&A (2015).
October 10ArloMillan, R. M. and Thorne, R. M. Review of Radiation Belt Relativistic Electron Losses (2007).
October 17John UReep et al. Xray Source Heights in a Solar Flare: Thick target versus Thermal Conduction Front Heating ApJ 818 44 (2016).
October 24Jake P.Multiple Papers discussion IRIS bombs/Explosve Events/UV Bursts
October 31 (Costume HJC?)Charles as PhilFormation of the UV Spectrum of Molecular Hydrogen in the Sun. Jaeggli and Judge. In progress.
November 7None
November 14Chunming Kazachenko et al. A Database of Flare Ribbon Properties form the Solar Dynamics Observatory I. Reconnection Flux. ApJ 845: 19. (2017).
November 21DanaCameron and Schüssler. Understanding Solar Cycle Variability. ApJ 843 111 (2017).
November 28KaiViall and Klimchuk. A Survey of Nanoflare Properties in Active Regions Observed with the Solar Dynamics Observatory. ApJ 842 108 (2017).
December 5
December 12Finals-No Meeting

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
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

Discussion leader
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
Löhner-Böttcher,.; Schlichenmaier, R., Correlations between sunspots and their moat flows
Mäkelä, P.; Gopalswamy, N.; Xie, H.; Mohamed, A. A.; Akiyama, S.; Yashiro, S., Coronal Hole Influence on the Observed Structure of Interplanetary CMEs
Temperature and Electron Density Diagnostics of a Candle-Flame Shaped Flare : Asymmetric Reconnection Evidence
Schrijver, C. et al; Estimating the frequency of extremely energetic solar events, based on solar, stellar, lunar, and terrestrial records
Hathaway, David H.; Supergranules as Probes of the Sun's Meridional Circulation
LWS/SDO Workshop

Warren, Harry P.; Mariska, John T.; Doschek, George A.; Observations of Thermal Flare Plasma with the EUV Variability Experiment
Sofia, S. et al; Variation of the Diameter of the Sun as Measured by the Solar Disk Sextant (SDS)
Ryan, D. et al; The Thermal Properties of Solar Flares over Three Solar Cycles Using GOES X-Ray Observations
Chintzoglou, G.; Zhang, J.; Reconstructing the Subsurface Three-dimensional Magnetic Structure of a Solar Active Region Using SDO/HMI Observations
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
Pereira, Tiago M. D et al; How realistic are solar model atmospheres?

Fall 2012

Discussion leader

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

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

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

Spring 2012

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

Fall 2011

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

Reale et al, Post-flare UV light curves explained with the thermal instability of loop plasma

Measuring Magnetic Fields for Theorists

Spring 2011

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



Georgieva, K.; Kirov, B. Solar Dynamo and Geomagnetic Activity
Guarrasi, M.; Reale, F.; Peres, G. Coronal Fuzziness Modeled With Pulse-Heated Multi-Stranded Loop Systems


Fall 2010

Discussion leader
Metcalf et al, Is the solar chromospheric magnetic field force-free?
Bradshaw, Cargill, The cooling of coronal plasmas. III. Enthalpy transfer as a mechanism for energy loss
Tripathi, Mason, Klimchuk, Evidence of Impulsive Heating in Active Region Core Loops
SDO Data Seminar
Kahler et al, Solar Energetic Electron Probes of Magnetic Cloud Field-Line Lengths

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

Alisdair Davey
SDO Data Access and Distribution

Spring 2010

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

Kosovichev, A. G., Solar Oscillations
Chen, P. F., The Relation Between EIT Waves and Coronal Mass Ejections
De Pontieu, Bart; Hansteen, Viggo H.; McIntosh, Scott W.; Patsourakos, Spiros, Estimating the Chromospheric Absorption of Transition Region Moss Emission
Hanasoge, S. M.; Duvall, T. L., Jr.; DeRosa, M. L., Seismic Constraints on Interior Solar Convection
Spring Break
STEREO Science Working Group
Grayson, James A.; Krucker, Säm; Lin, R. P., A Statistical Study of Spectral Hardening in Solar Flares and Related Solar Energetic Particle Events
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
Babcock, H. W., The Topology of the Sun's Magnetic Field and the 22-YEAR Cycle
Fan, Y.; Alexander, D.; Tian, L., On the Origin of the Asymmetric Helicity Injection in Emerging Active Regions

Fall 2009

Discussion leader
Labor day
J. A. Klimchuk, Coronal Loop Models and Those Annoying Observations!
Rempel, M.; Schüssler, M.; Cameron, R. H.; Knölker, M., Penumbral Structure and Outflows in Simulated Sunspots
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
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
Falconer, David A.; Moore, Ronald L.; Gary, G. Allen; Adams, Mitzi, The "Main Sequence" of Explosive Solar Active Regions: Discovery and Interpretation
De Pontieu, Bart; McIntosh, Scott W.; Hansteen, Viggo H.; Schrijver, Carolus J., Observing the Roots of Solar Coronal Heating in the Chromosphere
McClements, K. G.; Fletcher, L., Inertial Alfven Wave Acceleration of Solar Flare Electrons
Marsh, M. S.; Walsh, R. W., Using HINODE/EIS to Confirm a Seismologically Inferred Coronal Temperature
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
A Review of Coronal Heating by Reconnection
Liu, Y., Magnetic Field Overlying Solar Eruption Regions and Kink and Torus Instabilities
Inglis, A. R.; Nakariakov, V. M., A multi-periodic oscillatory event in a solar flare

Spring 2009

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

Discussion leader
A.D. Crouch and G. Barnes, Resolving the Azimuthal Ambiguity in Vector Magnetogram Data with the Divergence-Free Condition: Theoretical Examination
W. D. Pesnell, Predictions of Solar Cycle 24
C. Karoff and H. Kjeldsen, Evidence That Solar Flares Drive Global Oscillations in the Sun
R. Cameron and M. Schussler, Solar Cycle Prediction Using Precursors and Flux Transport Models
J. Jing, J. Chae, and H. Wang, Spatial Distribution of Magnetic Reconnection in the 2006 December 13 Solar Flare as Observed by Hinode
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
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
L. Fletcher and H. S. Hudson, Impulsive phase flare energy transport by large-scale alfven waves and the electron acceleration problem
Election Day
Veteran's Day
Farewell Address
C.J. Schrijver and Y. Liu, The Global Solar Magnetic Field Through a Full Sunspot Cycle: Observations and Model Results
J. Chae, Y. E. Litvinenko, T. Sakurai, Determination of Magnetic Diffusivity from High-Resolution Solar Magnetograms
M. J. Aschwanden, An Observational Test That Disproves Coronal Nanoflare Heating Models

Spring 2008

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Fall 1997

Spring 1997

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