The spectral difference between solar flare HXR coronal and footpoint sources due to wave-particle interactions

2011/03/11 by I. G. Hannah, E. P. Kontar · 1 citation
Physics and Astronomy · #Astrophysics and Cosmic Phenomena #Chromosphere #Coronal mass ejection #Electron #Emission spectrum #Flare #Ionosphere and magnetosphere dynamics #Solar and Space Plasma Dynamics #Solar flare #Solar physics #Spectral line #astro-ph.SR

paper · pdf · doi:10.1051/0004-6361/201015710

10 pages, 10 FIgures, accepted for publication in A&A

arxiv created 2011/03/11 · openalex publication_date 2011/03/17 · arxiv updated 2015/05/27 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/05

Abstract

Aims. We investigate the spatial and spectral evolution of hard X-ray (HXR) emission from flare accelerated electron beams subject to collisional transport and wave-particle interactions in the solar atmosphere.

Citations

• The Reuven Ramaty High-Energy Solar Spectroscopic Imager (RHESSI)
• The deduction of energy spectra of non-thermal electrons in flares from the observed dynamic spectra of hard X-ray bursts
• Relations between concurrent hard X-ray sources in solar flares
• Chromospheric magnetic field and density structure measurementsusing hard X-rays in a flaring coronal loop

Cited by

• Wave-particle interactions in non-uniform plasma and the interpretation of hard X-ray spectra in solar flares