%0 Journal Article
%A Sam M Berman
%A Robert W Richardson
%B Journal of Quantitative Spectroscopy and Radiation Transfer
%D 1986
%G eng
%L LBL-21475
%P 471-475
%T Determination of the Excited State Density of an Optically Thick Line
%V 37
%1 <p>Lighting Systems Group</p>
%2 LBL-21475
%X <p>The transverse profile of the monochromatic radiance of an optically thick resonance line from a cylindrical discharge is inverted exactly to give the radial distribution of radiating atoms. In contrast to the Abel transform, this result is valid for all optical depths.</p>