Wavelength-modulated coherence pumping and hyperfine repumping for an atomic magnetometer
US9869731B1 · kind B1 · utility
54Cited by
25References
16Claims
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Key dates
| Filing date | Mar 31, 2014 |
| Grant date | Jan 16, 2018 |
| Priority date | — |
| Expiry date | Jan 27, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01R33/032
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An FM-NMOR magnetometer and concomitant magnetometry method comprising providing a linearly-polarized pump beam generator, employing a center wavelength approximately equal to a center wavelength of hyperfine peaks, and employing a modulation amplitude in the range HFS-3×LW to HFS.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.