Effect of cadmium-selenide quantum dots on the conductivity and photoconductivity of nanocrystalline indium oxide
- 作者: Il’in A.1,2,3, Fantina N.1, Martyshov M.1,2, Forsh P.1,2, Chizhov A.4, Rumyantseva M.4, Gaskov A.4, Kashkarov P.1,2,3
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隶属关系:
- Faculty of Physics
- Russian Research Centre Kurchatov Institute
- Moscow Institute of Physics and Technology
- Faculty of Chemistry
- 期: 卷 50, 编号 5 (2016)
- 页面: 607-611
- 栏目: Semiconductor Structures, Low-Dimensional Systems, and Quantum Phenomena
- URL: https://journals.rcsi.science/1063-7826/article/view/197075
- DOI: https://doi.org/10.1134/S1063782616050110
- ID: 197075
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详细
The effect of cadmium-selenide quantum dots addition on the electrical and photoelectric properties of nanocrystalline indium oxide with nanocrystal dimensions in the range from 7 to 40 nm is studied. By impedance spectroscopy, it is shown that the addition of quantum dots substantially influences the resistance of interfaces between In2O3 crystals. A change in the character of the photoconductivity spectrum of In2O3 upon the addition of CdSe quantum dots is detected, and it is established that this change depends on the In2O3-nanocrystal dimensions. An energy band diagram is proposed to explain the observed change in the photoconductivity spectrum of In2O3 upon the addition of CdSe quantum dots.
作者简介
A. Il’in
Faculty of Physics; Russian Research Centre Kurchatov Institute; Moscow Institute of Physics and Technology
编辑信件的主要联系方式.
Email: as.ilin@physics.msu.ru
俄罗斯联邦, Moscow, 119991; Moscow, 123182; Dolgoprudnyi, Moscow oblast, 141700
N. Fantina
Faculty of Physics
Email: as.ilin@physics.msu.ru
俄罗斯联邦, Moscow, 119991
M. Martyshov
Faculty of Physics; Russian Research Centre Kurchatov Institute
Email: as.ilin@physics.msu.ru
俄罗斯联邦, Moscow, 119991; Moscow, 123182
P. Forsh
Faculty of Physics; Russian Research Centre Kurchatov Institute
Email: as.ilin@physics.msu.ru
俄罗斯联邦, Moscow, 119991; Moscow, 123182
A. Chizhov
Faculty of Chemistry
Email: as.ilin@physics.msu.ru
俄罗斯联邦, Moscow, 119991
M. Rumyantseva
Faculty of Chemistry
Email: as.ilin@physics.msu.ru
俄罗斯联邦, Moscow, 119991
A. Gaskov
Faculty of Chemistry
Email: as.ilin@physics.msu.ru
俄罗斯联邦, Moscow, 119991
P. Kashkarov
Faculty of Physics; Russian Research Centre Kurchatov Institute; Moscow Institute of Physics and Technology
Email: as.ilin@physics.msu.ru
俄罗斯联邦, Moscow, 119991; Moscow, 123182; Dolgoprudnyi, Moscow oblast, 141700