Frequency shifts in spin exchange optical pumping experiments.
Title: Authors: L.C. Balling, R.J. Hanson, F.M. PipkinJournal: Phys. Rev. 133, A607-A626Year: 1964Reference: L.C. Balling, R.J. Hanson, F.M. Pipkin. Frequency shifts in spin exchange optical pumping experiments, Phys. Rev., 133, A607-A626 (1964).