We have investigated theoretically the transverse-phase effect during the growth of the Stokes field in a multiple-pass Raman cell. The results explain why only the TEM00 mode is spontaneously selected for Stokes conversion in a para-H2 Raman laser.
© 1991 Optical Society of America
Mitsutoshi Suzuki and Hideo Tashiro, "Transverse-mode selection in a para-H2 Raman laser with multiple reflection passes," J. Opt. Soc. Am. B 8, 1686-1691 (1991)