Time Delays in the Nonthermal Radiation of Solar Flares According to Observations of the CORONAS-F Satelliteстатья
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Дата последнего поиска статьи во внешних источниках: 3 октября 2016 г.
Аннотация:In 2001–2003, the X-ray and microwave observations of ten solar flares of M- and X-classes were
carried out by the CORONAS-F orbital station, the RSTN Sun service, and Nobeyama radio polarimeters.
Based on these observations, a correlation analysis of time profiles of nonthermal radiation was performed.
On average, hard X-ray radiation outstrips the microwave radiation in 9 events, i.e., time delays are positive. The appearance of negative delays is associated with effective scattering of accelerated electrons in pitch angles, where the length of the free path of a particle is less than the half-length of a flare loop. The additional indications are obtained in favor of the need to account for the effect of magnetic mirrors on the dynamics of energetic particles in the coronal arches.