Author Affiliations

A. L’Huillier,¹ T. Remetter,¹ P. Johnsson,¹ J. Mauritsson,^1,2 K. Varjú,¹ T. Ruchon,¹ Y. Ni,³ F. Lépine,³ E. Gustafsson,¹ M. Kling,³ J. Khan,³ R. López-Martens,⁴ K. J. Schafer,² and M. J. J. Vrakking³

¹Department of Physics, Lund University, P. O. Box 118, SE-221 00 Lund, Sweden

²Department of Physics and Astronomy, Louisiana State University, Baton Rouge, Louisiana 708034001, USA

³FOM-Institute AMOLF, Kruislaan 407, 1098 SJ Amsterdam, The Netherlands

⁴Laboratoire d'Optique Appliquée, Ecole Nationale Supérieure des Techniques Avancées (ENSTA) - Ecole Polytechnique CNRS UMR 7639, 91761 Palaiseau Cedex, France