The passive mode locking of a cw Coumarin 6 dye laser in a colliding-pulse ring configuration is reported. Pulses of less than 500-fsec duration have been obtained from 518 to 554 nm, with the shortest pulses obtained being of 96-fsec duration.
© 1989 Optical Society of America
P. M. W. French, M. M. Opalinska, and J. R. Taylor, "Passively mode-locked cw Coumarin 6 ring dye laser," Opt. Lett. 14, 217-218 (1989)