From Nuggets

UKSP Nuggets

Recent solar radio nuggets

First Frequency-time-resolved Imaging Spectroscopy Observations of SolarRadio Spikesby D. L. Clarkson et al.* https://www.astro.gla.ac.uk/users/eduard/cesra/?p=3080 Properties of High-Frequency Type II Radio Bursts and Their Relation tothe Associated Coronal Mass Ejectionsby A.C. Umuhire et al.* https://www.astro.gla.ac.uk/users/eduard/cesra/?p=3067 The active region source of a type III radio storm observed by ParkerSolar Probe during encounter 2by L. Harra et al* …

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European Solar Physics Nugget #3 – High-resolution data reveals the interaction of magnetic fields with a vortex tube

The third European Solar Physics Nugget has now been released.   Nugget #3 comes from Catherine E. Fischer, Philip Linder (Leibniz Institute for Solar Physics, Germany) and collaborators, who explain the role of vortex tubes in generating granular lanes and their interaction with the magnetic field.  It can be found at: https://est-east.eu/nuggets/46-espn/1098-espn-3-high-resolution-data-reveals-the-interaction-of-magnetic-fields-with-a-vortex-tube The aim of the …

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RHESSI Nuggets in September 2021

https://sprg.ssl.berkeley.edu/~tohban/wiki/index.php/RHESSI_Science_Nuggets No. 416, “X-rays from a Type I Radio Burst,” by R. RAMESH. X-ray identification of the last remaining meter-wave burst type. No. 417, “Manifold Nonthermality,” by Marina BATTAGLIA et al. Even weak events involve multple instances of nonthermality. We welcome contributions to the RHESSI Nuggets, and the topics may wander some distance away from …

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European Solar Physics Nugget #2 – The challenge of constraining the magnetic vector in the quiet solar photosphere

The second European Solar Physics Nugget has just been released. Nugget #2 comes from Ryan J. Campbell (Queen’s University Belfast, UK) and collaborators, who discuss the challenges in measuring magnetic fields in quietest regions of the Sun’s photosphere. It can be found at: https://www.est-east.eu/nuggets/46-espn/1085-the-challenge-of-constraining-the-properties-and-dynamics-of-the-magnetic-vector-in-the-quiet-solar-photosphere The aim of the European Solar Physics (ESP) Nuggets is to …

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RHESSI Nuggets in July 2021

http://sprg.ssl.berkeley.edu/~tohban/wiki/index.php/RHESSI_Science_Nuggets No. 411, “Flare Pulsations and the Heliosphere” by Brendan CLARKE et al.; flare pulsations turn out to link closely to structures in the distant heliosphere. No. 412, “The Morphology of Flare Time Profiles,” by Larisa KASHAPOVA et al.; systematic comparison of solar and stellar flaring time profiles. No. 413, “Impulsive and Gradual Eruptive Game …

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RHESSI Nuggets in June 2021

http://sprg.ssl.berkeley.edu/~tohban/wiki/index.php/RHESSI_Science_Nuggets No. 409, “Nonequilibrium Ionization of Flare Plasma Observed by Hinode/EIS” by Shinsuke IMADA: Evidence for Nonequilibrium Ionization of Flare Plasma Observed by Hinode/EIS. No. 410, “STIX, the Hard X-Ray Telescope on board Solar Orbiter” by Andrea Francesco BATTAGLIA and Säm KRUCKER: STIX is operational and producing great data. We welcome contributions to the RHESSI …

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RHESSI Nuggets in April 2021

http://sprg.ssl.berkeley.edu/~tohban/wiki/index.php/RHESSI_Science_Nuggets No. 406 “Negative He 10830 Flare Ribbons and Non-thermal Electrons,” by Graham Kerr: A 1D radiation hydrodynamics model can explain the dark leading edges of He I flare ribbons. No. 407 “Subsecond Spikes in Solar Flare X-ray Flux as seen by Fermi/GBM,” by Trevor Knuth and Lindsay Glesener: A new analysis technique pushes hard …

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RHESSI Nuggets in March 2021

http://sprg.ssl.berkeley.edu/~tohban/wiki/index.php/RHESSI_Science_Nuggets No. 402, “FLUKA as a tool for interpreting flare gamma-rays,” by Alec MacKinnon. The nuclear phyics of solar flares captured in a detailed model. No. 403, “The Neupert Effect revisited,” by Jiong Qiu. Two time scales for heating individual flare strands. No. 404, “The superflare SOL2017-09-06,” by Guillermo Giménez de Castro. Glimpsing the “missing …

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