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Direct reading dosimeter

  • US 4,484,076 A
  • Filed: 11/13/1981
  • Issued: 11/20/1984
  • Est. Priority Date: 10/02/1981
  • Status: Expired due to Fees
First Claim
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1. A direct reading dosimeter comprising:

  • (a) a semiconductor sensor including a semiconductor substrate, an insulating layer defined a predetermined area disposed over the substrate for trapping positive charge under the influence of ionizing radiation,(b) means for applying a current to the substrate,(c) means for sensing the voltage across the portion of the substrate underlying the insulating layer,(d) means for differentiating the sensed voltage, and(e) means for displaying the differentiated voltage as a dose rate.

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