title: Erratum: "Experimental study on parasitic mode suppression using FeSiAl in relativistic klystron amplifier" [Rev. Sci. Instrum. 86, 034707 (2015)].
authors.affiliation: College of Basic Education, National University of Defense Technology, Changsha, Hunan 410072, China.
authors.forename: Zehai
authors.initials: Z
authors.lastname: Zhang