Active bialkali photocathodes on free-standing graphene substrates

Hisato Yamaguchi^*, Fangze Liu, Jeffrey DeFazio, Claudia W. Narvaez Villarrubia, Daniel Finkenstadt, Andrew Shabaev, Kevin L. Jensen, Vitaly Pavlenko, Michael Mehl, Sam Lambrakos, Gautam Gupta, Aditya D. Mohite, Nathan A. Moody