Self-powered photo diodes based on Ga2O3/n-GaAs structures

The electrical and photovoltaic characteristics of the Ga2O3/n-GaAs structures have been studied. A gallium oxide film was obtained by HF magnetron sputtering on n-GaAs epitaxial layers with concentration of N_d=9.5·1014 cm-3. The thickness of the oxide film was 120 nm. Measurements at a frequency o...

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Bibliographic Details
Published in:Semiconductors Vol. 56, № 9. P. 707-711
Other Authors: Kalygina, Vera M., Kiselyeva, O. S., Kushnarev, Bogdan O., Oleinik, Vladimir L., Petrova, Julianna S., Tsymbalov, Alexander V.
Format: Article
Language:English
Subjects:
Online Access:http://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001016318
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245 1 0 |a Self-powered photo diodes based on Ga2O3/n-GaAs structures  |c V. M. Kalygina, O. S. Kiselyeva, B. O. Kushnarev [et al.] 
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504 |a Библиогр.: 15 назв. 
520 3 |a The electrical and photovoltaic characteristics of the Ga2O3/n-GaAs structures have been studied. A gallium oxide film was obtained by HF magnetron sputtering on n-GaAs epitaxial layers with concentration of N_d=9.5·1014 cm-3. The thickness of the oxide film was 120 nm. Measurements at a frequency of 106 Hz have shown that the capacitance-voltage and conductance-voltage dependences are described by curves characteristic of metal-insulator-semiconductor structures and exhibit low sensitivity to radiation with λ=254 nm. When operating on a constant signal, the samples exhibit the properties of a photodiode and are able to work offline. The photoelectric characteristics of the detectors during continuous exposure to radiation with λ=254 nm are determined by the high density of traps at the Ga2O3/GaAs interface and in the oxide film. Keywords: MIS-structures, capacitance-voltage characteristics, volt-siemens characteristics, photocurrent, trap density. 
653 |a МДП-структуры 
653 |a вольт-фарадные характеристики 
653 |a пленки оксида галлия 
653 |a фотоэлектрические характеристики 
653 |a фотодиоды 
655 4 |a статьи в журналах  |9 917084 
700 1 |a Kalygina, Vera M.  |9 90194 
700 1 |a Kiselyeva, O. S.  |9 917085 
700 1 |a Kushnarev, Bogdan O.  |9 802463 
700 1 |a Oleinik, Vladimir L.  |9 483472 
700 1 |a Petrova, Julianna S.  |9 811521 
700 1 |a Tsymbalov, Alexander V.  |9 811520 
773 0 |t Semiconductors  |d 2022  |g Vol. 56, № 9. P. 707-711  |x 1063-7826 
852 4 |a RU-ToGU 
856 4 |u http://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001016318 
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