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Apparatus for and method of Nuclear Quadrupole Resonance testing a sample

  • US 6,486,838 B1
  • Filed: 09/06/2000
  • Issued: 11/26/2002
  • Est. Priority Date: 03/06/1998
  • Status: Expired due to Fees
First Claim
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1. Apparatus for Nuclear Quadrupole Resonance testing a sample in the presence of interference comprising:

  • excitation applying means for applying excitation;

    a first antenna for detecting a response to the excitation together with the interference; and

    a second antenna for detecting the interference;

    the first and second antennas being arranged such that a signal commonly detected in the two antennas is attenuated relative to a signal that is detected by only one of the antennas.

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