Broadband white-light (supercontinuum) generation inside water enhanced 1,000X using non-harmonic two-color femtosecond laser excitation

https://www.eurekalert.org/news-releases/1105371

"focuses a 1036 and a non-integer-related 1300 nm seed wavelength into water, amplifying cooperative nonlinear optical effects: soliton compression, dispersive-wave emission, 4-wave mixing, cross-phase modulation... advances liquid photonics/ ultrafast optics: deep-tissue biophotonics/ bioimaging. aqueous-phase/ ultrafast interfacial spectroscopy, attosecond electron-dynamics studies in water, optical sensing/ nonlinear photonics using water as a platform"