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Analysis of Soviet smoke detector plutonium » dscf0064_v1

Graded attenuator capsule (copper pipe) holding the smoke detector source is placed in front of the HPGe detector.

Graded attenuator capsule (copper pipe) holding the smoke detector source is placed in front of the HPGe detector. Note the lead shielding and the tin-copper graded liner.

Graded attenuator capsule (copper pipe) holding the smoke detector source is placed in front of the HPGe detector.


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