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View of the XRS Calorimeter Under Construction

image of XRS calorimeter

The large squares are HgTe (mercury telluride) absorbers. The small squares are the suspended silicon thermistors. Square silicon spacers are also affixed between the HgTe and the thermistors, partly to elevate the absorbers off the array structure and partly to control the heat flow to the thermometers.

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Imagine the Universe! is a service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA's Goddard Space Flight Center.

The Imagine Team
Project Leader: Dr. Barbara Mattson
Curator: Meredith Gibb
Responsible NASA Official: Phil Newman
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This page last updated: Wednesday, 15-Sep-2004 11:44:23 EDT