Observations of quasi-periodic solar X-ray emission as a result of MHD oscillations in a system of multiple flare loops

I. V. Zimovets, A. B. Struminsky

We investigate the solar flare of 20 October 2002. The flare was accompanied by quasi-periodic pulsations (QPP) of both thermal and nonthermal hard X-ray emissions (HXR) observed b…