Photovoltaic laser-power converter based on AlGaAs/GaAs heterostructures
- Authors: Khvostikov V.P.1, Kalyuzhnyy N.A.1, Mintairov S.A.1, Sorokina S.V.1, Potapovich N.S.1, Emelyanov V.M.1, Timoshina N.K.1, Andreev V.M.1
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Affiliations:
- Ioffe Physical–Technical Institute
- Issue: Vol 50, No 9 (2016)
- Pages: 1220-1224
- Section: Physics of Semiconductor Devices
- URL: https://journals.rcsi.science/1063-7826/article/view/197901
- DOI: https://doi.org/10.1134/S1063782616090128
- ID: 197901
Cite item
Abstract
Photovoltaic laser-power converters for a wavelength of λ = 809 nm are developed and fabricated on the basis of single-junction AlGaAs/GaAs structures grown by metal-organic vapor-phase epitaxy. The parameters of the photovoltaic structure constituted by an optical “window” and a cladding layer are optimized by mathematical simulation. Photovoltaic converters with areas of S = 10.2 and 12.2 mm2 and 4 cm2 are fabricated and studied. For photocells with S = 10.2 mm2, the monochromatic efficiency (η) was 60% at a current density of 5.9 A/cm2. A photovoltaic module with a working voltage of 4 V (η = 56.3% at 0.34 A/cm2) is assembled.
About the authors
V. P. Khvostikov
Ioffe Physical–Technical Institute
Author for correspondence.
Email: vlkhv@scell.ioffe.ru
Russian Federation, St. Petersburg, 194021
N. A. Kalyuzhnyy
Ioffe Physical–Technical Institute
Email: vlkhv@scell.ioffe.ru
Russian Federation, St. Petersburg, 194021
S. A. Mintairov
Ioffe Physical–Technical Institute
Email: vlkhv@scell.ioffe.ru
Russian Federation, St. Petersburg, 194021
S. V. Sorokina
Ioffe Physical–Technical Institute
Email: vlkhv@scell.ioffe.ru
Russian Federation, St. Petersburg, 194021
N. S. Potapovich
Ioffe Physical–Technical Institute
Email: vlkhv@scell.ioffe.ru
Russian Federation, St. Petersburg, 194021
V. M. Emelyanov
Ioffe Physical–Technical Institute
Email: vlkhv@scell.ioffe.ru
Russian Federation, St. Petersburg, 194021
N. Kh. Timoshina
Ioffe Physical–Technical Institute
Email: vlkhv@scell.ioffe.ru
Russian Federation, St. Petersburg, 194021
V. M. Andreev
Ioffe Physical–Technical Institute
Email: vlkhv@scell.ioffe.ru
Russian Federation, St. Petersburg, 194021