Authors: J A Sellberg; C Huang; T A McQueen; N D Loh; H Laksmono; D Schlesinger; R G Sierra; D Nordlund; C Y Hampton; D Starodub; D P DePonte; M Beye; C Chen; A V Martin; A Barty; K T Wikfeldt; T M Weiss; C Caronna; J Feldkamp; L B Skinner; M M Seibert; M Messerschmidt; G J Williams; S Boutet; L G M Pettersson; M J Bogan; A Nilsson Journal: Nature Date: 2014-06-19 Impact factor: 49.962