Temporal Ramsey fringes that are due to light scattering by coherently prepared rubidium atoms diffusing through a cell containing neon as a buffer gas have been observed. The effect leads to increasing magneto-optical rotation of cw light polarization at weak magnetic fields.
© 2001 Optical Society of America
A. S. Zibrov, I. Novikova, and A. B. Matsko, "Observation of Ramsey fringes in an atomic cell with buffer gas," Opt. Lett. 26, 1311-1313 (2001)