Large excited state Stokes shift in crescent-shaped AlGaAs/GaAs quantum wires

Applied Physics Letters

Volumn 71, Issue 15, 1997, Pages 2130-2132

  Wang, Xue Lun ^a   Ogura, Mutsuo ^a   Matsuhata, Hirofumi ^a   Hamoudi, Ali ^a  

^a ELECTROTECHNICAL LABORATORY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0001717668     PISSN: 00036951     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.119358     Document Type: Article

References (13)

1. See, for example, G. Bastard, Wave Mechanics Applied to Semiconductor Heterostructures (Les Editions de Physique, Les Ulis, 1988).
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3. Y. Arakawa and H. Sakaki, Appl. Phys. Lett. 40, 939 (1981).
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5. X. L. Wang, M. Ogura, and H. Matsuhata, Appl. Phys. Lett. 66, 1506 (1995).
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7. X. L. Wang, M. Ogura, and H. Matsuhata, J. Cryst. Growth 171, 341 (1997).
8. X. L. Wang, M. Ogura, and H. Matsuhata, Appl. Phys. Lett. 67, 804 (1995).
9. A. Hamoudi, M. Ogura, X. L. Wang, and T. Okada, Superlattices Microstruct. (in press).
10. F. Vouilloz, D. Y. Oberli, M. A. Dupertuis, A. Gustafsson, F. Reinhart, and E. Kapon, Phys. Rev. Lett. 78, 1580 (1997).
11. Thickness fluctuation of one (001) ML is calculated to cause an energy variation of about 10 and 12.5 meV for the 1e-1hh and 2e-2hh peaks, respectively. Therefore, the large difference in Stokes shift between the 1e-1hh and the 2e-2hh states cannot be explained only by the confinement energy variation with thickness fluctuation as in the case of QWL structure.
12. R. Nötzel, L. Däweritz, and K. Ploog, Phys. Rev. B 46, 4736 (1992).
13. F. Reinhardt, G. Biasiol, A. Gustaffon, G. Dwir, and E. Kapon, Technical Program of the 38th Electronic Materials Conference, Santa Barbara, CA, 1996, paper D1.