Author(s): David Gauthier, Primož Rebernik Ribič, Giovanni De Ninno, Enrico Allaria, Paolo Cinquegrana, Miltcho Bojanov Danailov, Alexander Demidovich, Eugenio Ferrari, Luca Giannessi, Benoît Mahieu, and Giuseppe Penco
A free-electron laser can be precisely controlled to produce temporally patterned pulses of ultraviolet light.

[Phys. Rev. Lett. 115, 114801] Published Tue Sep 08, 2015