Longitudinal bunch compression study with induction voltage modulator Akira Nakayama, Yasuo Sakai, Yoshifumi Miyazaki, Takashi Kikuchi, Mitsuo Nakajima and Kazuhiko Horioka EPJ Web of Conferences, 59 (2013) 09005 Published online: 15 November 2013 DOI: 10.1051/epjconf/20135909005