Influence of transport properties on energy resolution of planar TlBr and CdZnTe gamma-ray detectors: Monte-Carlo investigation

The response of TlBr- and CdZnTe-detectors to gamma-rays from ⁵⁷Со and ¹³⁷Cs was simulated by Monte-Carlo method via Geant4 package. We studied the influence of transport parameters of electrons and holes on energy resolution of detectors. The modification of photopeaks with a changing the ratio...

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Datum:2014
Hauptverfasser: Skrypnyk, A.I., Khazhmuradov, M.A.
Format: Artikel
Sprache:English
Veröffentlicht: Національний науковий центр «Харківський фізико-технічний інститут» НАН України 2014
Schriftenreihe:Вопросы атомной науки и техники
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Online Zugang:http://dspace.nbuv.gov.ua/handle/123456789/80345
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Назва журналу:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Zitieren:Influence of transport properties on energy resolution of planar TlBr and CdZnTe gamma-ray detectors: Monte-Carlo investigation / A.I. Skrypnyk, M.A. Khazhmuradov // Вопросы атомной науки и техники. — 2014. — № 4. — С. 134-138. — Бібліогр.: 6 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
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Zusammenfassung:The response of TlBr- and CdZnTe-detectors to gamma-rays from ⁵⁷Со and ¹³⁷Cs was simulated by Monte-Carlo method via Geant4 package. We studied the influence of transport parameters of electrons and holes on energy resolution of detectors. The modification of photopeaks with a changing the ratio of the electron and hole mobilitylifetime products was investigated. All results obtained for TlBr detectors were compared with the results for CdZnTe-detectors. The efficiency for detecting gamma-quanta in the range of energies from 10 keV to 3 MeV by both kinds of detector was researched.