4D-STEM/PNBD: Fast and easy powder electron diffraction in SEM Miroslav Slouf, Pavlina Sikorova, Radim Skoupy, Martin Slouf, Ewa Pavlova, David Rendl, Filip Sroubek and Vladislav Krzyzanek BIO Web Conf., 129 (2024) 07026 Published online: 17 October 2024 DOI: 10.1051/bioconf/202412907026