A Kowligy, D Hickstein, A Lind, D Carlson, H Timmers… - 2018 - preprints.opticaopen.org
We experimentally demonstrate wide-band (> 100 THz) frequency down-conversion of near-
infrared (NIR) femtosecond-scale pulses from an Er: fiber laser to the mid-infrared (MIR) …