The article presents a protocol to prepare a celadonite source and estimate its brightness for use in a long-range imaging low-energy electron point-source projection microscope.
Salançon, E., Degiovanni, A., Lapena, L., Morin, R. Preparing a Celadonite Electron Source and Estimating Its Brightness. J. Vis. Exp. (153), e59513, doi:10.3791/59513 (2019).