activity
20142026
most citedSolar ultraviolet bursts

121 citations · 1.9k across the 90 of their papers we have counts for

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Showing 2024Show all

10 papers · 1 filter

astro-ph.SR2024★ 6 cited

Stereoscopic observations reveal coherent morphology and evolution of solar coronal loops

B. Ram, L. P. Chitta, S. Mandal +2

Coronal loops generally trace magnetic lines of force in the upper solar atmosphere. Understanding the loop morphology and its temporal evolution has implications for coronal heati…

astro-ph.SR2024★ 4 cited

Photospheric Hot Spots at Solar Coronal Loop Footpoints Revealed by Hyperspectral Imaging Observations

L. P. Chitta, M. van Noort, H. N. Smitha +2

Poynting flux generated by random shuffling of photospheric magnetic footpoints is transferred through the upper atmosphere of the Sun where the plasma is heated to over 1 MK in th…

astro-ph.SR2024

Bidirectional propagating brightenings in arch filament systems observed by Solar Orbiter/EUI

Yajie Chen, Sudip Mandal, Hardi Peter +1

Arch filament systems (AFSs) are chromospheric and coronal manifestations of emerging magnetic flux. Using high spatial resolution observations taken at a high cadence by the Extre…

astro-ph.SR2024★ 18 cited

Coronal hole picoflare jets are progenitors of both fast and Alfvénic slow solar wind

L. P. Chitta, Z. Huang, R. D'Amicis +19

Solar wind, classified by its bulk speed and the Alfvénic nature of its fluctuations, generates the heliosphere. The elusive physical processes responsible for the generation of th…

astro-ph.SR2024

High-resolution Observations of Clustered Dynamic Extreme-Ultraviolet Bright Tadpoles near the Footpoints of Corona Loops

Rui Wang, Ying D. Liu, L. P. Chitta +2

An extreme ultraviolet (EUV) close-up view of the Sun offers unprecedented detail of heating events in the solar corona. Enhanced temporal and spatial images obtained by the Solar…

astro-ph.SR2024

Transition Region Brightenings in a Moss Region and their Relation with Lower Atmospheric Dynamics

Bhinva Ram, Tanmoy Samanta, Yajie Chen +5

Small-scale Brightenings (SBs) are commonly observed in the transition region that separates the solar chromosphere from the corona. These brightenings, omnipresent in active regio…

astro-ph.SR2024★ 1 cited

Hard X-rays from the deep solar atmosphere. An unusual UV burst with flare properties

L. P. Chitta, I. G. Hannah, L. Fletcher +4

Explosive transient events occur throughout the solar atmosphere. The differing manifestations range from coronal mass ejections to Ellerman bombs. The former may have negligible s…

astro-ph.SR2024

Eruption of a million-Kelvin warm magnetic flux rope on the Sun

Leping Li, Hongqiang Song, Hardi Peter +4

Solar magnetic flux rope (MFR) plays a central role in the physics of coronal mass ejections (CMEs). It mainly includes a cold filament at typical chromospheric temperatures (10000…

astro-ph.SR2024★ 16 cited

Coronal Heating and Solar Wind Generation by Flux Cancellation Reconnection

D. I. Pontin, E. R. Priest, L. P. Chitta +1

In this paper we propose that flux cancellation on small granular scales ( km) ubiquitously drives reconnection at a multitude of sites in the low solar atmosphere,…

astro-ph.SR2024

Investigating coronal loop morphology and dynamics from two vantage points

Sudip Mandal, Hardi Peter, James A. Klimchuk +9

Coronal loops serve as the fundamental building blocks of the solar corona. Therefore, comprehending their properties is essential in unraveling the dynamics of the Sun's upper atm…