25–27 Nov 2015
National Centre for Synchrotron Science
Australia/Melbourne timezone

Electrically-cooled HPGe detector for advanced x-ray spectroscopy and imaging

27 Nov 2015, 13:30
45m
National Centre for Synchrotron Science

National Centre for Synchrotron Science

Australian Synchrotron 800 Blackburn Road Clayton VIC 3168
Board: BT-30
Poster Beamlines, Instrumentation and Techniques Poster Session 2

Speaker

Dr Vlad Marian (Canberra France)

Description

This paper describes a novel High Purity Germanium (HPGe) detector, specifically designed to address the challenges of ultimate x-ray spectroscopy and imaging applications for synchrotrons. It consists of a multichannel HPGe crystal (monolithic or individual elements) providing new and ultimate X-ray energy resolution level especially at high count rates (reaching 190eV at 6kev and 0.1µs shaping time), and high throughput. The crystals are cooled using a state-of-the-art electrical cryocooler with active vibration cancellation. The use of a cryocooler does not have any negative impact on the detector performance.
Keywords HPGe, XAFS, X-ray Spectroscopy, Electrical Cryocooler, Germanium detector

Primary author

Dr Vlad Marian (Canberra France)

Co-authors

Dr Benoit Pirard (Canberra) Mr Jean Clauss (Canberra) Mr Jeremy Flamanc (Canberra) Dr Marie Odile Lampert (Canberra) Mr Pascal Quirin (Canberra)

Presentation materials

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