Development and optimization of a “water window” microscope based on a gas-puff target laser-produced plasma sourceAlfio Torrisi, Przemyslaw Wachulak, Andrzej Bartnik, Łukasz Węgrzyński, Tomasz Fok and Henryk FiedorowiczEPJ Web of Conferences, 167 (2018) 03002DOI: https://doi.org/10.1051/epjconf/201816703002