Phase Retrieval of an Electron Vortex Beam Using Diffraction Holography

F. Venturi, M. Campanini, G. C. Gazzadi, R. Balboni, S. Frabboni, R. W. Boyd, R. E. Dunin-Borkowski, E. Karimi, and V. Grillo, Appl. Phys. Lett. 111, 223101 (2017).

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