Material-resolved and thickness-sensitive lensless imaging using high-harmonic generation: From diffractive shear interferometry to ptychographyFengling Zhang, Xiaomeng Liu, Antonios Pelekanidis, Matthias Gouder, Kjeld Eikema and Stefan WitteEPJ Web Conf., 335 (2025) 01012DOI: https://doi.org/10.1051/epjconf/202533501012