Injection current and infrared photosensitivity in isotype p-PbTe/p-CdTe heterojunctions

Iso-type p-PbTe/p-CdTe heterojunctions were grown on BaF2 substrates by
 using the hot-wall epitaxy technique. The growth details are presented. The carrier
 transport mechanism was investigated by means of the current-voltage measurements. At 77 K the dominant conduction mechanis...

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Veröffentlicht in:Semiconductor Physics Quantum Electronics & Optoelectronics
Datum:2013
Hauptverfasser: Tetyorkin, V.V., Sukach, A.V., Tkachuk, A.I., Movchan, S.P.
Format: Artikel
Sprache:Englisch
Veröffentlicht: Інститут фізики напівпровідників імені В.Є. Лашкарьова НАН України 2013
Online Zugang:https://nasplib.isofts.kiev.ua/handle/123456789/117663
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Назва журналу:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Zitieren:Injection current and infrared photosensitivity
 in isotype p-PbTe/p-CdTe heterojunctions / V.V. Tetyorkin, A.V. Sukach, A.I. Tkachuk, S.P. Movchan // Semiconductor Physics Quantum Electronics & Optoelectronics. — 2013. — Т. 16, № 1. — С. 59-63. — Бібліогр.: 22 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
Beschreibung
Zusammenfassung:Iso-type p-PbTe/p-CdTe heterojunctions were grown on BaF2 substrates by
 using the hot-wall epitaxy technique. The growth details are presented. The carrier
 transport mechanism was investigated by means of the current-voltage measurements. At 77 K the dominant conduction mechanism was found to be the space-charge-limited
 current. The photovoltaic response in the long-wave infrared region with the half-peak
 cut-off wavelength ranged from 8.0 to 9.0 m was observed in these heterojunctions for
 the first time. The possible mechanism of the photoresponse is the internal photoemission of holes from p-PbTe across the heterojunction barrier.
ISSN:1560-8034