The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{lin:cool2021-s801} \bibitem{lin:cool2021-s801} F. Lin, Y.S. Derbenev, B. Dhital, G.A. Krafft, V.S. Morozov, and Y. Zhang, \textquotedblleft{A Dual Energy Electron Storage Ring Cooler}\textquotedblright, % --- abbreviated form (UNpublished paper) - JACoW template Feb 2018 --- presented at COOL'21, Novosibirsk, Russia, Nov. 2021, paper S801, unpublished.