Milli-Joule energy and 600-femtosecond Yb-laser pulses were delivered in several meter Kagome hollow-core-photonic-crystal-fibers in robustly single-mode fashion. Self-compression to 50fs, and intensity-level of petawatt/cm2 were achieved. Free focusing-optics laser-micromachining is demonstrated.
Milli-Joule femtosecond laser-pulse delivery and compression in hypocycloid core Kagome HC-PCF / C., Fourcade Dutin; B., Debord; M., Dontabactouny; C., Hönninger; E., Mottay; Vincetti, Luca; F., Gérôme; F., Benabid. - ELETTRONICO. - (2013). (Intervento presentato al convegno CLEO: Science and Innovations tenutosi a San Jose, California, United States nel June 9-14, 2013) [10.1364/cleo_si.2013.cth5c.7].