Tritium Power Supply Sources Based on AlGaAs/GaAs Heterostructures
- Autores: Khvostikov V.1, Kalinovskii V.1, Sorokina S.1, Khvostikova O.1, Andreev V.1
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Afiliações:
- Ioffe Institute, Russian Academy of Sciences
- Edição: Volume 45, Nº 12 (2019)
- Páginas: 1197-1199
- Seção: Article
- URL: https://journals.rcsi.science/1063-7850/article/view/208500
- DOI: https://doi.org/10.1134/S1063785019120083
- ID: 208500
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Resumo
The results of the development of a radioisotope power supply source based on a semiconductor (AlxGa1 –xAs/GaAs) β-radiation energy converter and tritium as a radiation source are presented. The efficiency of this converter with a tritium saturated titanium disk, a green luminescent tritium lamp, or tritium gas as a radioisotope radiation source is compared. For a converter based on the Al0.35Ga0.65As/GaAs heterostructure in a capsule with tritium, efficiency η = 5.9% at a maximum specific output electrical power of 0.56 μW/cm2. Due to their long service life, such stand-alone and compact power supply sources can be used in space and subsea technologies, implantable cardiac pacemakers, biosensors, and portable equipment of high reliability.
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Sobre autores
V. Khvostikov
Ioffe Institute, Russian Academy of Sciences
Autor responsável pela correspondência
Email: vlkhv@scell.ioffe.ru
Rússia, St. Petersburg, 194021
V. Kalinovskii
Ioffe Institute, Russian Academy of Sciences
Email: vlkhv@scell.ioffe.ru
Rússia, St. Petersburg, 194021
S. Sorokina
Ioffe Institute, Russian Academy of Sciences
Email: vlkhv@scell.ioffe.ru
Rússia, St. Petersburg, 194021
O. Khvostikova
Ioffe Institute, Russian Academy of Sciences
Email: vlkhv@scell.ioffe.ru
Rússia, St. Petersburg, 194021
V. Andreev
Ioffe Institute, Russian Academy of Sciences
Email: vlkhv@scell.ioffe.ru
Rússia, St. Petersburg, 194021