| Helio Salim de Amorim (Departamento de Física dos Sólidos, Universidade Federal do Rio de Janeiro, Brazil) General scientific interests: anomalous dispersion, charge density, chemical crystallography, computing, cryocrystallography, crystal chemistry, crystal growth, data collection and processing, direct methods, dynamical diffraction, electron diffraction, geochemistry, high pressure, imaging, inorganic compounds, instrumentation, Laue diffraction, macromolecular crystallography, minerals, organometallic compounds, phase determination, physical crystallography, powder diffraction, Rietveld method, small molecules, structural chemistry, structure determination, structure-activity relationships, symmetry, synchrotron radiation, teaching and education, texture, X-ray diffraction, X-ray optics, X-ray topography. Detailed scientific research interests: - ab initio structure determination by x-ray powder diffraction., - maximum likelihood., - maximum-entropy imaging, - maximum-entropy method., - mineral crystal structures., - Monte Carlo treatment., - optimization algorithms., - powder diffraction software, - Rietveld structural refinement.. | |