EXACTLY SOLUBLE MODEL OF ATOM-PHONON COUPLING SHOWING PERIODIC DECAY AND REVIVAL

We present a simple quantum model for a two-level atom interacting with initially coherent radiation. The mean atomic excitation energy, evaluated in exact closed form, exhibits rapid oscillations which periodically collapse and regenerate. The exact behaviour of the atom in a thermal field is also...

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Detalhes bibliográficos
Principais autores: Buck, B, Sukumar, C
Formato: Journal article
Publicado em: 1981
Descrição
Resumo:We present a simple quantum model for a two-level atom interacting with initially coherent radiation. The mean atomic excitation energy, evaluated in exact closed form, exhibits rapid oscillations which periodically collapse and regenerate. The exact behaviour of the atom in a thermal field is also derived. © 1981.