The influence of contact material and its fabrication on X-ray HR-GaAs:Cr sensor noise characteristics

In this research the HR-GaAs:Cr sensors noise characteristics were investigated by means of amplitude spectrum analysis. Noise characteristics of HR-GaAs:Cr sensors with different metal contacts were investigated at different shaping times. Using IR laser the electron-hole pairs were generated in th...

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Bibliographic Details
Published in:Journal of instrumentation : electronic journal Vol. 14, № 1. P. C01026 (1-7)
Other Authors: Chsherbakov, P., Kolesnikova, Irina I., Lozinskaya, Anastassiya D., Mihaylov, Timofei, Novikov, Vladimir A., Tolbanov, Oleg P., Tyazhev, Anton V., Zarubin, Andrei N., Chsherbakov, Ivan
Format: Article
Language:English
Subjects:
Online Access:http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000673869
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245 1 4 |a The influence of contact material and its fabrication on X-ray HR-GaAs:Cr sensor noise characteristics  |c I. Chsherbakov, P. Chsherbakov, I. Kolesnikova [et al.] 
504 |a Библиогр.: 10 назв. 
520 3 |a In this research the HR-GaAs:Cr sensors noise characteristics were investigated by means of amplitude spectrum analysis. Noise characteristics of HR-GaAs:Cr sensors with different metal contacts were investigated at different shaping times. Using IR laser the electron-hole pairs were generated in the sensors in order to simulate X-ray radiation and study energy resolution of the sensor. Additionally, the nature of dominant noise, optimal shaping time and extreme energy resolution were determined. Finally, the most preferable metal contacts were selected for the HR-GaAs:Cr sensors, which allow to decrease a noise level. 
653 |a гамма-детекторы 
653 |a сцинтилляторы 
653 |a детекторы рентгеновского излучения 
653 |a шумовые характеристики 
655 4 |a статьи в журналах  |9 879358 
700 1 |a Chsherbakov, P.  |9 499824 
700 1 |a Kolesnikova, Irina I.  |9 806188 
700 1 |a Lozinskaya, Anastassiya D.  |9 816210 
700 1 |a Mihaylov, Timofei  |9 806190 
700 1 |a Novikov, Vladimir A.  |9 90185 
700 1 |a Tolbanov, Oleg P.  |9 95834 
700 1 |a Tyazhev, Anton V.  |9 95833 
700 1 |a Zarubin, Andrei N.  |9 816222 
700 1 |a Chsherbakov, Ivan  |9 816228 
773 0 |t Journal of instrumentation : electronic journal  |d 2019  |g Vol. 14, № 1. P. C01026 (1-7)  |x 1748-0221 
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