TY - GEN AU - Reed,M K AU - Steiner-Shepard,M K AU - Negus,D K TI - Widely tunable femtosecond optical parametric amplifier at 250 kHz with a Ti:sapphire regenerative amplifier SN - 0146-9592 PY - 2012///1002 N1 - Publication Type: Journal Article UR - https://doi.org/10.1364/ol.19.001855 ER -