Beam Test Facilities for R&D in Accelerator Science and Technologies
John Power, Christine Clarke, Michael Downer, Eric Esarey, Cameron Geddes, Mark J. Hogan, Georg Heinz Hoffstaetter, Chunguang Jing, Sergei Nagaitsev, Mark Palmer, Philippe Piot, Carl Schroeder, Donald Umstadter, Navid Vafaei-Najafabadi, Alexander Valishev, Louise Willingale, Vitaly Yakimenko
This is the Snowmass Whitepaper on Beam Test Facilities for R&D in Accelerator Science and Technologies and it is submitted to two topical groups in the Accelerator Frontier: AF1 and AF6.