MSU Solar Physics - Solar Journal Club Archive

Spring 2024

Date	Discussion leader	Article
January 23	Organizational Meeting
January 30
February 6	Cappy	Gao et al. (2024). Detection of decayless oscillations in solar transition region loops. A&A.
February 13	Roy	Squire et al. (2022). High-frequency heating of the solar wind triggered by low-frequency turbulence. Nat. Astron.
February 20	Suman	Otsu & Asai (2024). Multiwavelength Sun-as-a-star Analysis of the M8.7 Flare on 2022 October 2 Using Hα and EUV Spectra Taken by SMART/SDDI and SDO/EVE. ApJ.
February 27	Mike	Chen et al. (2023). Observations of a Failed Solar Filament Eruption Involving External Reconnection. ApJ.
March 5	Spencer	Rouppe van der Voort et al. (2024). Observations of magnetic reconnection in the deep solar atmosphere in the Hε line. A&A.
March 12	Spring Break
March 19
March 26	Drake	Purkhart et al. (2023). Multipoint study of the energy release and transport in the 28 March 2022, M4 flare using STIX, EUI, and AIA during the first Solar Orbiter nominal mission perihelion. A&A.
April 2	Chunming	Pietrow et al. (2024). A comparative study of two X2.2 and X9.3 solar flares observed with HARPS-N. Reconciling Sun-as-a-star spectroscopy and high-spatial resolution solar observations in the context of the solar-stellar connection. A&A.
April 9	SPD
April 16	Shane	Koyama & Shimizu (2024). Solar chromospheric heating by magnetohydrodynamic waves: dependence on magnetic field inclination. ApJ accepted.
April 23	Arch	Reginald et al. (2023). A technique to measure coronal electron density, temperature, and velocity above 2.5 R_⊙ from sun center using polarized brightness spectrum. Sol. Phys.
April 30	Keiji	Campbell et al. (2023). DKIST Unveils the Serpentine Topology of Quiet Sun Magnetism in the Photosphere. ApJ.
May 7	Finals

Fall 2023

Date	Discussion leader	Article
August 23	Organizational Meeting
August 30
September 6	Dana	Bale et al. (2023). Interchange reconnection as the source of the fast solar wind within coronal holes. Nature.
September 13	Roy	Rouppe van der Voort et al. (2023). Ultra-high-resolution observations of plasmoid-mediated magnetic reconnection in the deep solar atmosphere. A&A.
September 20	Cappy	Cho et al. (2023). A Statistical Study of IRIS Observational Signatures of Nanoflares and Nonthermal Particles. ApJ.
September 27	Mike	Cheng et al. (2023). Deciphering the Slow-rise Precursor of a Major Coronal Mass Ejection. ApJ.
October 4	Rachael	McComas et al. (2023). Parker Solar Probe Encounters the Leg of a Coronal Mass Ejection at 14 Solar Radii. ApJ.
October 11	Chunming	Chen et al. (2023). An Atypical Plateau-like Extreme-ultraviolet Late-phase Solar Flare Driven by the Non-radial Eruption of a Magnetic Flux Rope. A&A.
October 18	Jiong	Long et al. (2023). The Eruption of a Magnetic Flux Rope Observed by Solar Orbiter and Parker Solar Probe. ApJ.
October 25	Nick	Malandraki et al. (2023). Unexpected energetic particle observations near the Sun by Parker Solar Probe and Solar Orbiter. PoP.
November 1	Drake	Liokati et al. (2023). Magnetic Helicity and Free Magnetic Energy as Tools to Probe Eruptions in two Differently Evolving Solar Active Regions. A&A.
November 8	Arch	Wexler et al. (2023). Investigating a Solar Wind Stream Interaction Region using Interplanetary Spacecraft Radio Signals: A Magnetohydrodynamic Simulation Study. ApJ.
November 15	Guest speaker: Sota Kashima, Kwansei Gakuin University	Evaluation of mirror scattering component for solar observation satellite Hinode/XRT using partial solar eclipse and limb events. (Meet in Barnard Hall 108)
November 22	Fall Break
November 29	Suman	Boro Saikia et al. (2023). Nonthermal Motions and Atmospheric Heating of Cool Stars. ApJ.
December 6	Shane	Judge et al. (Submitted 2023). Magnetic Fields and Plasma Heating in the Sun's Atmosphere.
December 13	Finals

Spring 2023

Date	Discussion leader	Article
January 23	Organizational Meeting
January 30	Shane	Hansteen (1993). A New Interpretation of the Redshift Observed in Optically Thin Transition Region Lines. ApJ.
February 6	Roy	Klimchuk, Knizhnik & Uritsky (2023). Observational Signatures of Coronal Heating in Magnetohydrodynamic Simulations without Radiation or a Lower Atmosphere. ApJ.
February 13
February 20	Presidents' Day
February 27	Keiji	Zoë Stiefel et al. (2023). Solar flare hard X-rays from the anchor points of an eruptive filament. A&A
March 6	Rhiannon	Leka et al. (2023). Properties of Flare-imminent versus Flare-quiet Active Regions from the Chromosphere through the Corona. II. Nonparametric Discriminant Analysis Results from the NWRA Classification Infrastructure (NCI). ApJ.
March 13	Spring Break
March 20
March 27
April 3	Cappy	Raouafi et al. (2023). Magnetic Reconnection as the Driver of the Solar Wind. ApJ.
April 10	Dana	Schuck et al. (2022). On the Origin of the Photospheric Magnetic Field. ApJ.
April 17	Chunming	Li and Long (2023). A Statistical Study of Short-period Decayless Oscillations of Coronal Loops in an Active Region. ApJ.
April 24	Charles	Fuhrmeister et al. (2022). The high energy spectrum of Proxima Centauri simultaneously observed at X-ray and FUV wavelengths. A&A.
May 1	Suman	Chitta et al. (2022). Direct observations of a complex coronal web driving highly structured slow solar wind. Nat. Astron.
May 8	Finals

Fall 2022

Date	Discussion leader	Article
August 29	Organizational Meeting
September 5	Labor Day
September 12
September 19	Suman	Tavabi, Zeighami & Heydari (2022). Dynamics of Explosive Events Observed by the Interface Region Imaging Spectrograph. Solar Physics.
September 26	Chunming	Parke Loyd et al. (2022). Constraining the Physical Properties of Stellar Coronal Mass Ejections with Coronal Dimming: Application to Far-ultraviolet Data of ϵ Eridani. ApJ.
October 3
October 10	Phil	Low (submitted 2022). The Topological Nature of the Parker Magnetostatic Theorem. PoP.
October 17	Shane	Madjarska et al. (2022). Eruptions from coronal bright points: A spectroscopic view by IRIS of a mini-filament eruption, QSL reconnection, and reconnection-driven outflows. A&A.
October 24	Cappy	Ayres, De Pontieu & Testa (2021). In the Trenches of the Solar-stellar Connection. IV. Solar Full-disk Scans of C II, Si IV, and Mg II by the Interface Region Imaging Spectrograph. ApJ.
October 31	Halloween lunch!
November 7	Michael P.	Yamasaki et al. (submitted 2022). A Data-constrained Magnetohydrodynamic Simulation of the X1.0 Solar Flare of 2021 October 28. Submitted to ApJ.
November 14	Roy	Heggland, De Pontieu & Hansteen (2009). Observational Signatures of Simulated Reconnection Events in the Solar Chromosphere and Transition Region. ApJ.
November 21	Fall Break
November 28	Keiji	Nóbrega-Siverio & Moreno-Insertis (2022). A 2D Model for Coronal Bright Points: Association with Spicules, UV Bursts, Surges, and EUV Coronal Jets. ApJ.
December 5	Aki	Boe et al. (2022). The Solar Minimum Eclipse of 2019 July 2. II. The First Absolute Brightness Measurements and MHD Model Predictions of Fe X, XI, and XIV out to 3.4 R_⊙. ApJ.
December 12	Finals

Spring 2022

Date	Discussion leader	Article
January 19	Organizational Meeting
January 26	Roy	Judge (2021). Magnetic Connections across the Chromosphere-Corona Transition Region. ApJ.
February 2	Sean-Éowyn	Shimizu et al. (2021). Simultaneous ALMA-Hinode-IRIS Observations on Footpoint Signatures of a Soft X-Ray Loop-like Microflare. ApJ.
February 9	Arlo	Lejosne 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	Aki	Toriumi et al. (2020). Sun-as-a-star Spectral Irradiance Observations of Transiting Active Regions. ApJ.
February 23	Michael	Panesar et al. (2021). The Magnetic Origin of Solar Campfires. ApJL.
March 2	Chunming	Panos 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	Jiong	Zou et al. (2017). Spreading Speed of Magnetopause Reconnection X-Lines Using Ground-Satellite Coordination. GRL.
March 30	Suman	Chen et al. (2022). Doppler Shifts of Spectral Lines formed in the Solar Transition Region and Corona. A&A.
April 6	Dana	Guidoni et al. (2022). Spectral Power-law Formation by Sequential Particle Acceleration in Multiple Flare Magnetic Islands. ApJ.
April 13	Will	Malanushenko et al. (2022). The Coronal Veil. ApJ.
April 20
April 27	Keiji	Toriumi and Airapetian (2022). Universal Scaling Laws for Solar and Stellar Atmospheric Heating. ApJ.
May 4	Shane	Gupta 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	Arlo	Shumko et al. (2021). A Strong Correlation Between Relativistic Electron Microbursts and Patchy Aurora. GRL.
September 15	Sean	Zhang et al. (2021). Spectroscopic observations of a flare-related coronal jet. A&A.
September 22
September 29	Chunming	Clarke et al. (2021). Quasi-periodic Particle Acceleration in a Solar Flare. ApJ.
October 6	Michael	Ishiguro and Kusano (2017). Double Arc Instability in the Solar Corona. ApJ.
October 13	Dana	Halekas et al. (2021). The Sunward Electron Deficit: A Telltale Sign of the Sun's Electric Potential. ApJ.
October 20	Aki	Takeda 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	Eric	Shumko et al. (2021). Duration of Individual Relativistic Electron Microbursts: A Probe Into Their Scattering Mechanism. GRL.
November 3	Suman	Judge et al. (2021). Measuring the Magnetic Origins of Solar Flares, Coronal Mass Ejections, and Space Weather. ApJ.
November 10	Roy	De 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	Reyann	Lyu 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	Cappy	Kleint 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	Arlo	Relativistic Electron Microbursts as High Energy Tail of Pulsating Aurora Electrons
January 28	Willow	Spectral Signatures of Chromospheric Condensation in a Major Solar Flare
February 4	Marika	The Solar Corona during the Total Eclipse on 1806 June 16: Graphical Evidence of the Coronal Structure during the Dalton Minimum
February 11	Suman	Extreme-ultraviolet bursts and nanoflares in the quiet-Sun transition region and corona
February 18	Charles	Reconnection nanojets in the solar corona
February 25	Jake	Mapping solar magnetic fields from the photosphere to the base of the corona
March 4	Michael	A dynamic magnetic tension force as the cause of failed solar eruptions
March 11	Roy	Spectral Line Asymmetries of Hot Fe Lines in Multiloop Models
March 18	Cappy	The origin of reconnection-mediated transient brightenings in the solar transition region
March 25	Will	Modeling Mg ii h, k and Triplet Lines at Solar Flare Ribbons
April 1	Shane	A physics-based method that can predict imminent large solar flares
April 8	Wyatt	Unraveling the Formation Mechanism for the Bursts of Electron Butterfly Distributions: Test Particle and Quasilinear Simulations
April 15	Eric	Rapid MeV electron precipitation as observed by SAMPEX/HILT during high speed stream driven storms
April 22	Reyann	A 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	Arlo	Gan et al. (2020). Nonlinear Interactions Between Radiation Belt Electrons and Chorus Waves: Dependence on Wave Amplitude Modulation. GRL.< /a>
September 1	Willow	Yu et al. (2020). IRIS Si iv Line Profiles at Flare Ribbons as Indications of Chromospheric Condensation. ApJ.
September 8	Will	Libbrecht 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	Jake	Huang et al. (2019). Plasmoid-mediated reconnection in solar UV bursts. A&A.
September 22	Cappy	Yan et al. (2015). Self-absorption in the solar transition region. ApJ.
September 29	Marika	Pascoe et al. (2020). Tracking and Seismological Analysis of Multiple Coronal Loops in an Active Region. ApJ.
October 6	Suman	Pontin et al. (2020 ). Non-thermal line broadening due to braiding-induced turbulence in solar coronal loops. A&A.
October 13	Michael	Yang et al. (2020). Global maps of the magnetic field in the solar corona. Science.
October 20	Chunming	Kerr et al. (202 0). Solar Flare Arcade Modeling: Bridging the Gap from 1D to 3D Simulations of Optically Thin Radiation. ApJ.
October 27	Eric	Douma 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	Wyatt	Chen et al. ( 2020. Modeling of Bouncing Electron Microbursts Induced by Ducted Chorus Waves. GRL.
November 17	Reyann	Pu 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	Charles	Leake 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	Willow	O'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	Arlo	Ozaki 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	Chunming	Phan et al. (2020). Parker Solar Probe In Situ Observations of Magnetic Reconnection Exhausts during Encounter 1. ApJ
March 10	Reyann	Chronis et al. (2016). Characteristics of Thunderstorms That Produce Terrestrial Gamma Ray Flashes. BAMS.
March 17	Spring Break
March 24	Suman	Ishikawa et al. (2020). Study of the Dynamics of Convective Turbulence in the Solar Granulation by Spectral Line Broadening and Asymmetry. ApJ.
March 31	Eric	Douma et al. (2019). Characteristics of Relativistic Microburst Intensity From SAMPEX Observations. JGR Space Phys.
April 7	Marika	Yang et al. (2019). Transfer of Twists from a Mini-filament to Large-scale Loops by Magnetic Reconnection. ApJ.
April 14	Cappy	Srivastava 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	Roy	Kontogiannis et al. (2018). Probing the Quiet Solar Atmosphere from the Photosphere to the Corona. SolPhys.
April 28	Shane	Syntelis, 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	Mike	Shen et al. (2019) Statistical Analysis of Transverse Size of Lower Band Chorus Waves Using Simultaneous Multisatellite Observations. GRL.
September 10	Jon	Rincon (2019). Dynamo theories. Published in J. Plasma Phys. lecture note series.
September 17	Arlo	Daglis 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	Will	Liu et al. (2019). Evidence of ubiquitous Alfven pulses transporting energy from the photosphere to the upper chromosphere. Nature Communications.
October 1	Reyann	Berge & 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	Dana	Bradshaw 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	Suman	Kohutova et al. (2019). Formation of coronal rain triggered by impulsive heating associated with magnetic reconnection. A&A
November 5	Marika	Kucera et al. (2019). Spectroscopic Constraints on the Cross-sectional Asymmetry and Expansion of Active Region Loops. ApJ.
November 12	Shane	Priest 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	Roy	Sainz Dalda et al. (2019). Recovering Thermodynamics from Spectral Profiles observed by IRIS: A Machine and Deep Learning Approach. ApJLett.
December 3	Cappy	Investigating 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	Jake	Kerr et. al. (2018). Si IV Resonance Line Emission During Solar Flares: Non-LTE, Non-equilibrium, Radiation Transfer Simulations. Accepted to ApJ.
January 31	Marika	Guglielmino et. al. (2018). IRIS Observations of Magnetic Interactions in the Solar Atmosphere between Preexisting and Emerging Magnetic Fields. I. Overall Evolution. ApJ.
February 7	Roy	Brawshaw 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	Reyann	Bowers et. al. (2018). A Terrestrial Gamma-Ray Flash inside the Eyewall of Hurricane Patricia. JGR.
February 21	Chunming	Jeffery et al. (2018). The development of lower-atmosphere turbulence early in a solar flare, SciAdv
February 28	Mike	Malaspina et al. (2018). A Census of Plasma Waves and Structures Associated With an Injection Front in the Inner Magnetosphere. JGR: Space Physics.
March 7	Arlo	Greeley 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	Will	Weygand and Kivelson (2019). Jensen-Shannon Complexity Measurements in Solar Wind Magnetic Field Fluctuations. ApJ.
April 4	Alysa	Zhang et al. (2016). Chromospheric condensation and quasi-periodic pulsations in a circular-ribbon flare. ApJ.
April 11	Suman	Antolin et al. (2018). In Situ Generation of Transverse Magnetohydrodynamic Waves from Colliding Flows in the Solar Corona. ApJL.
April 18	Shane	Berger et al. (1999) "What is Moss?" SolPhys.
April 25	Aki	Lin, 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	Mike	Kurita 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	Marika	Yang 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	Arlo	Qin 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	Chunming	Aucère et. al. (2018) The Coronal Monsoon: Thermal Nonequilibrium Revealed by Periodic Coronal Rain. ApJ.
November 1	Aki	Baker 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 18	Mike	Mozer et al. SIMULTANEOUS OBSERVATIONS OF LOWER BAND CHORUS EMISSIONS AT THE EQUATOR AND MICROBURST PRECIPITATING ELECTRONS IN THE IONOSPHERE. GRL 2017 doi:10.1002/2017GL076120
January 25	Room Occupied
February 1	Jon E	Agrawal et al. Transport off internetwork magnetic flux elements in the solar photosphere. submitted ApJ.
February 8	Jake P	Rouppe van der Voort et al. Intermittent Reconnection and Plasmoids in UV Bursts in the Low Solar Atmosphere. ApJL 851 L6 (2017).
February 15	Dana	Reep et al. A Hydrodynamic Model of Alfvénic Wave Heating in a Coronal Loop and Its Chromospheric Footpoints. ApJ 853, 101 (2018).
February 22	Arlo	Blum 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 U	Warren et al. Spectroscopic Observations of Current Sheet Formation and Evolution. ApJ 854 122 (2018).
March 8	Reyann	Lyu 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	Wensi	Chintzoglou 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	Chunming	Tian and Chen. Multi=eipsode Chromospheric Evaporation Observed in a Solar Flare. ApJ 856 1 (2018).
April 12	John S	Xu et al. On the Effects of Bremsstrahlung Radiation During Energetic Electron Precipitation. GRL (2018). DOI:10.1002/2017GL076510
April 19	Alysa	Cunnyngham et al. Poynting-Robertson-like Drag at the Sun's Surface. Phys. Rev. Lett. 118, 051102 (2017).
April 26	Roy	Tian 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 5	Marika	Wright et al. Microflare Heating of a Solar Active Region Observed with NuSTAR Hinode/XRT and SDO/AIA. ApJ 844 132 (2017).
September 12	Roy	Rempel EXTENSION OF THE MURAM RADIATIVE MHD CODE FOR CORONAL SIMULATIONS. ApJ 834 (2016).
September 19	Mike	Douma et al. Occurrence characteristics of relativistic electron microbursts from SAMPEX observations Doi 10.1002/2017JA024067
September 26	Jon Eckberg	Allred et al. A Unified Computational Model for Solar and Stellar Flares. ApJ 809 104 (2015).
October 3	Reyann	Milligan and Chamberlin. The Anamalous Temporal Behaviour of Broadband Lya Observations During Solar Flares from SDO/EVE. A&A (2015).
October 10	Arlo	Millan, R. M. and Thorne, R. M. Review of Radiation Belt Relativistic Electron Losses (2007).
October 17	John U	Reep et al. Xray Source Heights in a Solar Flare: Thick target versus Thermal Conduction Front Heating ApJ 818 44 (2016).
October 24	Jake P.	Multiple Papers discussion IRIS bombs/Explosve Events/UV Bursts
October 31 (Costume HJC?)	Charles as Phil	Formation of the UV Spectrum of Molecular Hydrogen in the Sun. Jaeggli and Judge. In progress.
November 7	None
November 14	Chunming	Kazachenko et al. A Database of Flare Ribbon Properties form the Solar Dynamics Observatory I. Reconnection Flux. ApJ 845: 19. (2017).
November 21	Dana	Cameron and Schüssler. Understanding Solar Cycle Variability. ApJ 843 111 (2017).
November 28	Kai	Viall and Klimchuk. A Survey of Nanoflare Properties in Active Regions Observed with the Solar Dynamics Observatory. ApJ 842 108 (2017).
December 5
December 12	Finals-No Meeting

Spring 2017

Date	Discussion leader	Article
January 19	Organizational Meeting
January 26	Mike S	Hendry et al. Evidence of sub-MeV EMIC-driven electron precipitation. Accepted GRL (2017).
February 2	Jon E	Aschwanden et al. 25 Years of Self-Organized Criticality: Solar and Astrophysics. Space Science Reviews, Vol 198. 2016
February 9	Sarah P	Ugarte-Urra et al. Magnetic Flux Transport and the Long-Term Evolution of Solar Active Regions. ApJ 815 90 (2015).
February 16	Marika	Zhong et al. Relativisitc Electrons Produced by Reconnecting Electric Fields in a Laser-Driven Bench-Top Solar Flare. ApJS 225 30 (2016)
February 23	Ying Li	da Caosta et al. Data-driven Radiative Hydrodynamic Modeling of the 2014 Marth 29 X1.0 Solar Flare. ApJ 827, 38 (2016).
March 2	Arlo	Li et al. New Chorus Wave Properties Near the Equator from Van Allen Probes Wave Observations. GRl (2016)
March 9	Reyann J	Chamberlin, 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	Chunming	Pontin et al. Observable Signatures of Energy Release in Braided Coronal Loops. ApJ 837 108 (2017).
March 30	Kai Yang	Wiegelmann 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 L	Wang 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 DeForest	Image Processing Talk
May 4	Finals?

Fall 2016

Date	Discussion leader	Article
September 6	Organizational Meeting/Dave Klumpar	Sound 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 Takeda	Introduction 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 McC	Bradshaw, 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	Arlo	Yahnin 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 Sample	Turner 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 Li	Brosius 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	Roy	Gupta, G.R. and Tripathi, Durgesh. IRIS and SDO Observations of Recurrent Explosive Events.

Spring 2016

Date	Discussion leader	Article
14 January	Organizational Meeting
21 January	Battaglia
28 January	Sean 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 February	Jake 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 February	Sarah P.	Zhenghua Huan et al. Cool Transition Region Loops Observed by The Interface Region Imaging Spectrograph. ApJ 810, 46 (2015)
18 February	Dave	Saint-Hilaire et al. Observations of Linear Polarization in a Solar Coronal Loop Prominence System Observed Near 6173 Angstrom. ApJL 786, L19 (2014).
25 February	John U.	Mitsuo Oka et al. Electron Energy Partition in the Above-the-looptop Solar Hard X-Ray Sources. ApJ 799, 129 (2015).
3 March	Sara J.	Jaeggli, S and Norton, A. The Magnetic Classification of Solar Active Regions 1992 - 2015. ApJL Accepted.
10 March	Ying	Kuridze et al. Hα Line Profile Asymmetries and the Chromospheric Flare Velocity Field. ApJ 813, 125 (2015).
17 March	Shane
24 March	Roger	Higashimori et al. Explosive Turbulent Magnetic Reconnection. PRL 110, 255001 (2013).
31 March	Charles	Parker, E.N. Nanoflares and the solar X-ray corona. ApJ 330, 474 (1988).
7 April	Jon 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 April	Roy Smart	Tiwari 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 April	Bryan	Reale 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 April	Mike	Song 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	Bryan	Wheatland, M.S. A Statistical Solar Flare Forecast Method. Space Weather Vol3 No7 (2005)
10 September	John U	Reeves, 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 P	Daughton, W. & Roytershteyn, V. Emerging Parameter Space Map of Magnetic Reconnection in Collisional and Kinetic Regimes. SSR 172.1 271 (2012)
24 September	Sarah P	Testa, 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	Dana	Takasao 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	Mike	Katsukawa, 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	Ying	Brosius, J. and Daw, A. Quasi-periodic Fluctuations and Chromospheric Evaporation in a Solar Flare Ribbon Observed by IRIS. ApJ 810, 45 (2015)
5 November	Arlo	Graham, 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 E	Peter, 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	Roger	Landi, 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	Sean	Kahler, 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

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