Dyck, D. van

column parameter electron probe image probe size thickness function model precision number microscope van aert value distribution van dyck estimate ultramicroscopy atom column particle microscopy deviation distance observation microscope settings position information variance atom columns den dekker radius van den bos design resolution extinction distance result van den broek structure setting dekker element structure parameters probability density function parameter estimation theory order defocu aberration theory section table microscope parameters matrix object estimator extinction fisher information matrix transmission electron dose surface expression atom column positions measurement effect estimation haadf paper thickness estimate electron microscopy expectation example bayesian method intensity approach radii hrtem detector geometry object parameters pixel fisher