Title :
Effects of exchange, phase space filling, and screening on 1s–2p 2D excitonic transitions
Author :
Parks, A.M. ; Dignam, M.M.
Author_Institution :
Dept. of Phys., Eng. Phys. & Astron., Queen´´s Univ., Kingston, ON, Canada
Abstract :
We study the 1s-2p exciton transition in a quantum well. If the ratio of free carrier to 1s exciton density is greater than 0.15%, screening dominates exchange and phase-space filling, yielding a red shift.
Keywords :
exchange interactions (electron); excitons; quantum wells; red shift; 1s exciton density; exchange effects; free carrier; ls-2p 2D excitonic transitions; phase space filling; quantum well; red shift; screening; Charge carrier density; Equations; Excitons; Mathematical model; Optical pulses; Physics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
