Comparative analysis of X-Ray flares

In order to interpret the intervening processes in the energy release during solar flares, an statistical study in 20 events produced in solar active regions, was performed. Their intensities comprises a wide range including from the more intense flares up to microflares. We analyze X2-ray data obta...

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Autores principales: Hernández, A.M., Rovira, M.G., Mandrini, C.H., Machado, M.E.
Formato: Articulo Comunicacion
Lenguaje:Español
Publicado: 1990
Materias:
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/143165
Aporte de:
id I19-R120-10915-143165
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Español
topic Astronomía
Galaxia
spellingShingle Astronomía
Galaxia
Hernández, A.M.
Rovira, M.G.
Mandrini, C.H.
Machado, M.E.
Comparative analysis of X-Ray flares
topic_facet Astronomía
Galaxia
description In order to interpret the intervening processes in the energy release during solar flares, an statistical study in 20 events produced in solar active regions, was performed. Their intensities comprises a wide range including from the more intense flares up to microflares. We analyze X2-ray data obtained from the Hard X-Ray Imaging Spectrometer (HXIS) and the Hard X-Ray Burst Mission satellite. We establish correlations among the maximum counting rates in soft and hard X-rays, their slopes, the integrated counting rates over all both HXIS and HXRBS spectral ranges, and the total duration of the events. The results of the correlation coefficients suggest a strong causality between the hard (> 16 keV), and soft X-ray brightening, responsible of the hard X-ray emission during the flare impulsive phase, loose afterwards their energy, producing the soft X-ray emission.
format Articulo
Comunicacion
author Hernández, A.M.
Rovira, M.G.
Mandrini, C.H.
Machado, M.E.
author_facet Hernández, A.M.
Rovira, M.G.
Mandrini, C.H.
Machado, M.E.
author_sort Hernández, A.M.
title Comparative analysis of X-Ray flares
title_short Comparative analysis of X-Ray flares
title_full Comparative analysis of X-Ray flares
title_fullStr Comparative analysis of X-Ray flares
title_full_unstemmed Comparative analysis of X-Ray flares
title_sort comparative analysis of x-ray flares
publishDate 1990
url http://sedici.unlp.edu.ar/handle/10915/143165
work_keys_str_mv AT hernandezam comparativeanalysisofxrayflares
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AT mandrinich comparativeanalysisofxrayflares
AT machadome comparativeanalysisofxrayflares
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