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Silicon carbide transistor structures as detectors of weakly ionizing radiation
Ioffe Physicotechnical Institute, Russian Academy of Sciences, St. Petersburg 194021, Russian Federation.
Ioffe Physicotechnical Institute, Russian Academy of Sciences, St. Petersburg 194021, Russian Federation.
Boiko, M.E., Ioffe Physicotechnical Institute, Russian Academy of Sciences, St. Petersburg 194021, Russian Federation.
Savkina, N.S..
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2003 (Engelska)Ingår i: Semiconductors (Woodbury, N.Y.), ISSN 1063-7826, E-ISSN 1090-6479, Vol. 37, nr 1, s. 65-69Artikel i tidskrift (Refereegranskat) Published
Abstract [en]

SiC-based nuclear radiation detectors figured prominently in the very first attempts of the 1960s to replace gas in ionization chambers with a more condensed semiconducting medium. However, the dynamics of improvement of SiC in those years was markedly inferior to the progress made in the development of competing materials. This study continues with the investigation of triode detector structures based on "pure" SiC films. It is established that for weakly ionizing radiation (as also in the case of strongly ionizing alpha particles) the signal is amplified by no less than a factor of several tens. This allows SiC films with a thickness of about 10 µm to be used to detect penetrating radiation, e.g., X-rays, since the effective thickness of the films is on the order of hundreds of micrometers. © 2003 MAIK "Nauka/Interperiodica".

Ort, förlag, år, upplaga, sidor
2003. Vol. 37, nr 1, s. 65-69
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Teknik och teknologier
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URN: urn:nbn:se:liu:diva-46763DOI: 10.1134/1.1538541OAI: oai:DiVA.org:liu-46763DiVA, id: diva2:267659
Tillgänglig från: 2009-10-11 Skapad: 2009-10-11 Senast uppdaterad: 2017-12-13

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Yakimova, Rositsa

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