1. Light shift averaging in paraffin-coated alkali vapor cells
- Author
-
Zhivun, Elena, Wickenbrock, Arne, Sudyka, Julia, Pustelny, Szymon, Patton, Brian, and Budker, Dmitry
- Subjects
Physics - Atomic Physics - Abstract
Light shifts are an important source of noise and systematics in optically pumped magnetometers. We demonstrate that the long spin coherence time in paraffin-coated cells leads to spatial averaging of the light shifts over the entire cell volume. This renders the averaged light shift independent, under certain approximations, of the light-intensity distribution within the sensor cell. These results and the underlying mechanism can be extended to other spatially varying phenomena in anti-relaxation-coated cells with long coherence times., Comment: 6 pages, 4 figures
- Published
- 2015
- Full Text
- View/download PDF