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Characteristics of Solar-Blind Electron-Optical Converters with Diamond Photocathodes

MetadataDetails
Publication Date2021-06-01
JournalTechnical Physics Letters
AuthorsŠ’. А. Беспалов, Ɖ. A. Il’ichev, И. П. Казаков, G. A. Kirpilenko, A. I. Kozlitin
InstitutionsLomonosov Moscow State University, P.N. Lebedev Physical Institute of the Russian Academy of Sciences
Citations1

Ultraviolet solar-blind electron-optical converters with photocathode sensor layers made of polycrystalline boron-doped diamond films, which were for the first time grown on sapphire, are studied. The spectral sensitivity range of the obtained converters is 180-250 nm, the threshold sensitivity without the electron flux multiplier is no worse than ∼10-9 W/Hz0.5, and the spectral sensitivity is 12-15 mA/W.