Authors: Tenio Popmintchev; Ming-Chang Chen; Dimitar Popmintchev; Paul Arpin; Susannah Brown; Skirmantas Alisauskas; Giedrius Andriukaitis; Tadas Balciunas; Oliver D Mücke; Audrius Pugzlys; Andrius Baltuska; Bonggu Shim; Samuel E Schrauth; Alexander Gaeta; Carlos Hernández-García; Luis Plaja; Andreas Becker; Agnieszka Jaron-Becker; Margaret M Murnane; Henry C Kapteyn Journal: Science Date: 2012-06-08 Impact factor: 47.728