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Improvements to a MCP based high speed x-ray framing camera to have increased robustness in a high neutron environment

Authors :
D. Hargrove
R. B. Petre
Gary Stone
S. M. Glenn
N. Izumi
J. R. Kimbrough
F. V. Allen
J. P. Holder
Laura Robin Benedetti
Perry M. Bell
Source :
SPIE Proceedings.
Publication Year :
2014
Publisher :
SPIE, 2014.

Abstract

As neutron yields increase at the National Ignition Facility (NIF) the need for neutron ‘hardened’ diagnostics has also increased. Gated Imagers located within the target chamber are exposed to neutrons which degrade image quality and damage electronics. In an effort to maintain the signal to noise ratio (S/N) on our images and mitigate neutron induced damage, we have implemented numerous upgrades to our X-ray framing cameras. The NIF Gated X-ray Detector (GXD), design has evolved into the Hardened Gated X-ray Detector, HGXD. These improvements are presented with image data taken on high yield NIF shots showing enhanced image quality. Additional upgrades were added to remotely locate sensitive electronics and ease operational use.

Details

ISSN :
0277786X
Database :
OpenAIRE
Journal :
SPIE Proceedings
Accession number :
edsair.doi...........1da04850cb56b97462248722eee78a7f
Full Text :
https://doi.org/10.1117/12.2065260