Giantically blue-shifted visible light in femtosecond mid-IR filament in fluorides
arXiv:1510.07398 · doi:10.1364/OE.23.029202
Abstract
A giant blue shift of an isolated visible band of supercontinuum was discovered and studied in the single filament regime of Mid-IR femtosecond laser pulse at powers slightly exceeding critical power for self-focusing in fluorides.