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Magnetometer

  • US 5,189,368 A
  • Filed: 09/24/1976
  • Issued: 02/23/1993
  • Est. Priority Date: 09/24/1976
  • Status: Expired due to Term
First Claim
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1. A magnetometer comprising,a cell of gas having unpaired electrons,means for transmitting a non-continuous pulse of energy through the cell at a frequency corresponding to a transition of the gas, and,means for obtaining the frequency of the resulting unreinforced free precession of the aligned angular moments of the atoms of the gas about the local magnetic field at said gas cell after the passage of said pulse through said cell, said frequency being proportional to the local magnetic field at said gas cell.

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