https://repositorio.ufba.br/handle/ri/7822
Tipo: | Artigo de Periódico |
Título: | Nonlinear polaritons in II–VI MQW heterostructures |
Título(s) alternativo(s): | Journal of Crystal Growth |
Autor(es): | Santer, M. Meinertz, J. Gutowski, J. Pereira Jr., M. F. |
Autor(es): | Santer, M. Meinertz, J. Gutowski, J. Pereira Jr., M. F. |
Abstract: | The linear propagation of femtosecond pulses in the growth direction of excited II–VI semiconductor MQW heterostructures is studied by combining calculations of the nonlinear absorption of quantum wells from many-body theory with the transfer matrix method from classical electrodynamics. It is shown that the time-resolved transmission of the heterostructure is substantially modified in the presence of a nonvanishing quasi-equilibrium carrier density which is accompanied by characteristic changes of the optical absorption and refractive index. |
Palavras-chave: | Multiple quantum wells Time-resolved transmission Polaritons Transfer matrix method |
URI: | http://www.repositorio.ufba.br/ri/handle/ri/7822 |
Data do documento: | 2000 |
Aparece nas coleções: | Artigo Publicado em Periódico (FIS) |
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