%\cite{Shin:FEL2015-WEP045} \bibitem{Shin:FEL2015-WEP045} Y.-M.~Shin, D.R.~Broemmelsiek, D.J.~Crawford, A.T.~Green, and A.H.~Lumpkin, \textquotedblleft{Study on Beam Modulation Technique using a Masked Chicane at FAST (Fermilab Accelerator Science and Technology) Facility}\textquotedblright, % in \emph{Proc. FEL2015}, WEP045, pp. 665--668, % in \emph{Proc. FEL2015}, Daejeon, Republic of Korea, August 2015, paper WEP045, pp. 665--668, in \emph{Proc. 37th International Free Electron Laser Conference (FEL2015)}, Daejeon, Republic of Korea, August 2015, paper WEP045, pp. 665--668, ISBN: 978-3-95450-134-2, \url{http://accelconf.web.cern.ch/AccelConf/FEL2015/papers/wep045.pdf}, doi:10.18429/JACoW-FEL2015-WEP045, 2015.