X-ray cross-correlation analysis and local symmetries of disordered systems. I. General theory
X-ray cross-correlation analysis applied to disordered two-dimensional systems
X-ray diffraction of a disordered charge density wave
X-ray spectrum of a pinned charge density wave
XRD and micro-Raman study of structural transformations in (B2O3)_{1-x}(H2O)_x glasses and liquids
XY models with disorder and symmetry-breaking fields in two dimensions