The temporal characteristics of ultrashort hard-x-ray pulses generated in a femtosecond-laser-driven x-ray diode are investigated for what is believed to be the first time. Copper K<sub>α</sub> x-ray pulses with a duration of a few picoseconds are measured with a jitter-free x-ray streak camera.
© 2004 Optical Society of America
(140.7090) Lasers and laser optics : Ultrafast lasers
(320.2250) Ultrafast optics : Femtosecond phenomena
(320.5390) Ultrafast optics : Picosecond phenomena
(340.7480) X-ray optics : X-rays, soft x-rays, extreme ultraviolet (EUV)
Ulf Hinze, André Egbert, Boris Chichkov, and Klaus Eidmann, "Generation of picosecond hard-x-ray pulses in a femtosecond-laser-driven x-ray diode," Opt. Lett. 29, 2079-2081 (2004)