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Физика и техника полупроводников, 2020, том 54, выпуск 11, страница 1261
(Mi phts6677)
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NANOSTRUCTURES : PHYSICS AND TECHNOLOGY 28th International Symposium (Minsk, Republic of Belarus, September, 2020)
Excitons in Nanostructures
Energy spectrum in a shallow GaAs/AlGaAs quantum well probed by spectroscopy of nonradiative broadening of exciton resonances
A. S. Kurdyubova, B. F. Gribakina, A. V. Mikhailova, A. V. Trifonova, Yu. P. Efimovb, S. A. Eliseevb, V. A. Lovtsyusb, I. V. Ignatieva a Spin Optics Laboratory, St. Petersburg State University, 198504 St. Petersburg, Petrodvorets, Russia
b Resourse Center "Nanohotonics", St. Petersburg State University, 198504 St. Petersburg, Petrodvorets, Russia
Аннотация:
The energy spectrum of the exciton and carrier states in a shallow GaAs/AlGaAs quantum well is experimentally studied by means of the spectroscopy of the nonradiative broadening of exciton resonances and the spectroscopy of the photoluminescence excitation. The observed peculiarities of the spectra are treated using the numerical solution of the one-dimensional Schrödinger equation for free carriers and three-dimensional equation for excitons in the quantum well. The conduction and valence band offsets in the shallow GaAs quantum well are determined.
Ключевые слова:
exciton spectroscopy; GaAs/AlGaAs quantum well; nonradiative broadening.
Поступила в редакцию: 23.06.2020 Исправленный вариант: 23.07.2020 Принята в печать: 27.07.2020
Образец цитирования:
A. S. Kurdyubov, B. F. Gribakin, A. V. Mikhailov, A. V. Trifonov, Yu. P. Efimov, S. A. Eliseev, V. A. Lovtsyus, I. V. Ignatiev, “Energy spectrum in a shallow GaAs/AlGaAs quantum well probed by spectroscopy of nonradiative broadening of exciton resonances”, Физика и техника полупроводников, 54:11 (2020), 1261; Semiconductors, 54:11 (2020), 1514–1517
Образцы ссылок на эту страницу:
https://www.mathnet.ru/rus/phts6677 https://www.mathnet.ru/rus/phts/v54/i11/p1261
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