Author Affiliations

Genevieve Gariepy,^1,* Jonathan Leach,^2,3 Kyung Taec Kim,^1,4,5 T. J. Hammond,¹ E. Frumker,^1,6 Robert W. Boyd,^2,7 and P. B. Corkum¹

¹Joint Attosecond Science Laboratory, University of Ottawa and National Research Council, Ottawa, K1A 0R6, Canada

²Department of Physics, University of Ottawa, Ottawa, K1N 6N5, Canada

³IPaQS, SUPA, Heriot-Watt, Edinburgh, EH14 4AS, UK

⁴Center for Relativistic Laser Science, Institute for Basic Science (IBS), Gwangju 500-712, Republic of Korea

⁵Department of Physics and Photon Science, Gwangju Institute of Science and Technology (GIST), Gwangju, 500-712, Republic of Korea

⁶Department of Physics, Ben-Gurion University, Beer-Sheva 84105, Israel

⁷Institute of Optics, University of Rochester, Rochester, USA

^*Corresponding author: genevieve2.gariepy@gmail.com