Search Results - "Sharykin, I. N."

Relationships between Photospheric Vertical Electric Currents and Hard X-Ray Sources in Solar Flares: Statistical Study by Zimovets, I. V., Sharykin, I. N., Gan, W. Q.

“…There are still debates over whether particle acceleration in solar flares may occur due to interruption of electric currents flowing along magnetic loops. To…”
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ENERGY RELEASE AND INITIATION OF A SUNQUAKE IN A C-CLASS FLARE by Sharykin, I. N., Kosovichev, A. G., Zimovets, I. V.

“…ABSTRACT We present an analysis of the C7.0 solar flare from 2013 February 17, revealing a strong helioseismic response (sunquake) caused by a compact impact…”
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Flare Energy Release in the Lower Solar Atmosphere near the Magnetic Field Polarity Inversion Line by Sharykin, I. N., Sadykov, V. M., Kosovichev, A. G., Vargas-Dominguez, S., Zimovets, I. V.

“…We study flare processes in the solar atmosphere using observational data for an M1-class flare of 2014 June 12, obtained by the New Solar Telescope (NST/BBSO)…”
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Modelling of Nonthermal Microwave Emission from Twisted Magnetic Loops by Sharykin, I. N., Kuznetsov, A. A.

“…Microwave gyrosynchrotron radio emission generated by nonthermal electrons in twisted magnetic loops is modelled using the recently developed simulation tool…”
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LOFAR Observations of Fine Spectral Structure Dynamics in Type IIIb Radio Bursts by Sharykin, I. N., Kontar, E. P., Kuznetsov, A. A.

“…Solar radio emission features a large number of fine structures demonstrating great variability in frequency and time. We present spatially resolved spectral…”
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Plasma heating to super-hot temperatures (>30 MK) in the August 9, 2011 solar flare by Sharykin, I. N., Struminskii, A. B., Zimovets, I. V.

“…We investigate the August 9, 2011 solar flare of X-ray class X6.9, the “hottest” flare from 2000 to 2012, with a peak plasma temperature according to GOES data…”
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Flare Energy Release at the Magnetic Field Polarity Inversion Line during the M1.2 Solar Flare of 2015 March 15. II. Investigation of Photospheric Electric Current and Magnetic Field Variations Using HMI 135 s Vector Magnetograms by Sharykin, I. N., Zimovets, I. V., Myshyakov, I. I.

“…This work is a continuation of Paper I and is devoted to the analysis of nonthermal electron dynamics and plasma heating in the confined M1.2 class solar flare…”
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Quasi-periodic Pulsations in a Solar Microflare by Nakariakov, V. M., Anfinogentov, S., Storozhenko, A. A., Kurochkin, E. A., Bogod, V. M., Sharykin, I. N., Kaltman, T. I.

“…Irregular time evolution of the radio emission generated in a B2-class microflare (SOL2017-01-25T10:15), occurring on 2017 January 25 in active region 12,628,…”
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Models for Short-Term Forecast of Maximum X-ray Class of Solar Flares Based on Magnetic Energy of Active Regions by Zimovets, I. V., Sharykin, I. N.

“…The accuracy of the M. Aschwanden’s (2020) model for short-term (24 h) prediction of the maximum X-ray class of solar flares based on the power-law dependence…”
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Investigation of Relationship between High-energy X-Ray Sources and Photospheric and Helioseismic Impacts of X1.8 Solar Flare of 2012 October 23 by Sharykin, I. N., Kosovichev, A. G., Sadykov, V. M., Zimovets, I. V., Myshyakov, I. I.

“…The X-class solar flare of 2012 October 23 generated continuum photospheric emission and a strong helioseismic wave ("sunquake") that points to an intensive…”
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Statistics of Thermal Plasma Parameters and Non-Thermal X-Ray Spectra of Solar Flares with Helioseismic Response by Sharykin, I. N., Zimovets, I. V., Kosovichev, A. G.

“…We present the results of statistical analysis of various thermal plasma parameters and non-thermal X-ray spectra of helioseismically active (producing…”
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High-Cadence Observations of Magnetic Field Dynamics and Photospheric Emission Sources in the Eruptive Near-the-Limb X4.9 Solar Flare on 25 February, 2014: Evidences for Two-Stage Magnetic Reconnection during the Impulsive Phase by Sharykin, I. N., Zimovets, I. V., Radivon, A. V.

“…— We present an analysis of the pre-limb eruptive X4.9 solar flare on February 25, 2014, by means of which we confirm a hypothesis of the two-stage energy…”
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Observation of a Helioseismically Active Solar Flare with a Low Hard X-ray Flux up to 50 keV by Sharykin, I. N., Zimovets, I. V., Kosovichev, A. G., Myshyakov, I. I.

“…We consider the M1.1-class solar flare occurred on July 5, 2012, at UT. This event is unique in that a helioseismic perturbation was detected in it despite its…”
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Probing Twisted Magnetic Field Using Microwave Observations in an M Class Solar Flare on 11 February, 2014 by Sharykin, I. N., Kuznetsov, A. A., Myshyakov, I. I.

“…This work demonstrates the possibility of magnetic-field topology investigations using microwave polarimetric observations. We study a solar flare of GOES M1.7…”
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Evolution of Characteristics of Vertical Electric Current and Magnetic Field in Active Regions of the Sun and Their Relation to Powerful Flares by Nechaeva, A. B., Zimovets, I. V., Zubik, V. S., Sharykin, I. N.

“…The study of evolution of magnetic field and electric currents in active regions of the Sun over a long-time interval is of interest for understanding the…”
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Erratum to: High-Cadence Observations of Magnetic Field Dynamics and Photospheric Emission Sources in the Eruptive Near-the-Limb X4.9 Solar Flare on 25 February, 2014: Evidences for Two-Stage Magnetic Reconnection during the Impulsive Phase by Sharykin, I. N., Zimovets, I. V., Radivon, A. V.

“…An Erratum to this paper has been published: https://doi.org/10.1134/S0010952523330031…”
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Sources of Long-Period X-ray Pulsations before the Onset of Solar Flares by Zimovets, I. V., Nechaeva, A. B., Sharykin, I. N., Nizamov, B. A.

“…According to Tan et al. (2016), long-period (with a period P = 1.9‒47.3 min and a duration of 1‒2 h) quasi-periodic pulsations (QPPs) are observed in soft…”
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Energetics and morphology of powerful impulsive solar flares by Sharykin, I. N., Struminsky, A. B., Zimovetz, I. V.

“…We have studied the energetics of two impulsive solar flares of X-ray class X1.7 by assuming the electrons accelerated in several episodes of energy release to…”
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Preflare X-ray Pulsations with Sources Outside the Main Flare Active Region by Zimovets, I. V., Sharykin, I. N., Kaltman, T. I., Stupishin, A. G., Nizamov, B. A.

“…Earlier, we showed that according to the nature of the location of sources of preflare X-ray pulsations relative to the main solar flare, events are divided…”
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Relationship between the Horizontal Gradient of the Vertical Magnetic Field and the Horizontal Electric Current on the Photosphere in a Model Active Region of the Sun by Nechaeva, A. B., Sharykin, I. N., Zimovets, I. V., Chen, F.

“…Based on data obtained from numerical modeling of an active region (AR) of the Sun with the codes of radiation magnetohydrodynamics (MURaM), the horizontal…”
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