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Atmospheric and Oceanic Optics

2017 year, number 3

Resonance scattering of solar radiation by a freely expandind atomic cloud

N.I. Kosarev
Institute of Non-Ferrous Metals and Materials of the Siberian Federal University, 95, Prospect imeni gazety В«Krasnojarskij rabochij», 660025, Russia
Keywords: перенос излучения, контур спектральной линии, доплеровская ширина, функция источников, коэффициент поглощения, radiation transport, contour of spectral line, Doppler width, source function, absorption coefficient

Abstract

Transfer of the solar radiation in a freely expanding spherical atomic cloud is numerically investigated. The spectral and spatial characteristics of the absorbed and scattered radiation are calculated; the influence of the expansion velocity of the medium on them are detected.