Heterostructures with InAs/AlAs Quantum Wells and Quantum Dots Grown on GaAs/Si Hybrid Substrates
- 作者: Abramkin D.1,2, Petrushkov M.1, Putyato M.1, Semyagin B.1, Shamirzaev T.1,2,3
-
隶属关系:
- Institute of Semiconductor Physics, Siberian Branch, Russian Academy of Sciences
- Novosibirsk State University
- Ural Federal University
- 期: 卷 52, 编号 11 (2018)
- 页面: 1484-1490
- 栏目: Xxii International Symposium “Nanophysics and Nanoelectronics”, Nizhny Novgorod, March 12–15, 2018
- URL: https://journals.rcsi.science/1063-7826/article/view/204529
- DOI: https://doi.org/10.1134/S1063782618110039
- ID: 204529
如何引用文章
详细
Heterostructures with InAs/AlAs quantum dots are grown on GaAs/Si hybrid substrates. The experimentally observed low-temperature (5–80 K) photoluminescence spectra of InAs/AlAs/GaAs/Si heterostructures exhibit bands defined by excitonic recombination in quantum dots and a wetting layer, i.e., a thin quantum well lying at the base of the array of quantum dots. Temperature quenching of the photoluminescence of quantum dots occurs due to the direct trapping of charge carriers at defects localized in the AlAs matrix, in the vicinity of the quantum dots.
作者简介
D. Abramkin
Institute of Semiconductor Physics, Siberian Branch, Russian Academy of Sciences; Novosibirsk State University
Email: tim@isp.nsc.ru
俄罗斯联邦, Novosibirsk, 630090; Novosibirsk, 630090
M. Petrushkov
Institute of Semiconductor Physics, Siberian Branch, Russian Academy of Sciences
Email: tim@isp.nsc.ru
俄罗斯联邦, Novosibirsk, 630090
M. Putyato
Institute of Semiconductor Physics, Siberian Branch, Russian Academy of Sciences
Email: tim@isp.nsc.ru
俄罗斯联邦, Novosibirsk, 630090
B. Semyagin
Institute of Semiconductor Physics, Siberian Branch, Russian Academy of Sciences
Email: tim@isp.nsc.ru
俄罗斯联邦, Novosibirsk, 630090
T. Shamirzaev
Institute of Semiconductor Physics, Siberian Branch, Russian Academy of Sciences; Novosibirsk State University; Ural Federal University
编辑信件的主要联系方式.
Email: tim@isp.nsc.ru
俄罗斯联邦, Novosibirsk, 630090; Novosibirsk, 630090; Yekaterinburg, 620002