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Cool X-ray Detector Fact - Introduction

X-ray Detectors

The proportional counter, to date the most widely used type of on-orbit X-ray detector, is a relative of the Geiger counter. It was first developed to detect charged particles and gamma-rays emitted by radioactive material here on Earth.




 

A service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA/GSFC

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