Formation of excitons from free electron
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I.-K. Oh; Jai Singh
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Article
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2001
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Elsevier Science
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English
⚖ 168 KB
A study of the process of exciton formation due to acoustic phonon interaction in quantum wells (QWs) is presented. Considering that excitons are formed from photoexcited free electron-hole pairs, we have derived the rate of such formation as a function of density and temperature of charge carriers