Тип публикации: доклад, тезисы доклада, статья из сборника материалов конференций
Конференция: Sino-Russian ASRTU Symposium on Advanced Materials and Processing Technology; Ekaterinburg, RUSSIA; Ekaterinburg, RUSSIA
Год издания: 2016
Идентификатор DOI: 10.18502/kms.v1i1.576
Ключевые слова: germanium, single crystals, oxygen, IR-spectroscopy, optical properties, annealing, thermal donors
Аннотация: The annealing effect in the temperature range from 350 to 450 degrees C on the behavior of interstitial oxygen O-i. dissolved in germanium and on optical properties of single crystals has been investigated by Fourier transformed infrared spectrometry. It was found that oxygen band maximum of 843 cm(-1) shifted toward the 856 cm(-1) with oxygen concentration increasing after annealing at the oxygen partial pressure ranged from 1 to 10(3) Pa. The annealing at lower P-O2 values led to the decrease of 843 cm(-1) band intensity due to the formation of thermal donors (TD) on the basis of dissolved oxygen atoms O-i. It was established that TD formation and the decrease of unbound oxygen concentration affected optical properties of the crystals.
Издание
Журнал: IV SINO-RUSSIAN ASRTU SYMPOSIUM ON ADVANCED MATERIALS AND PROCESSING TECHNOLOGY
Выпуск журнала: Vol. 2016
Номера страниц: 142-148
ISSN журнала: 25191438
Место издания: DUBAI
Издатель: KNOWLEDGE E
Персоны
- Shimanskii A.F. (Siberian Fed Univ, Krasnoyarsk 660041, Russia)
- Podkopaev O.I. (JSC Germanii, Krasnoyarsk 660027, Russia)
- Pavluk T.O. (JSC Germanii, Krasnoyarsk 660027, Russia)
- Kopytkova S.A. (JSC Germanii, Krasnoyarsk 660027, Russia)
- Gorodishcheva A.N. (Reshetnev Siberian State Aerosp Univ, Krasnoyarsk 660037, Russia)
- Filatov R.A. (Siberian Fed Univ, Krasnoyarsk 660041, Russia)
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