《英文msh词典》Diffraction,Powder
[入口词] Diffraction,Powder
[主题词] Powder Diffraction
[英文释义] Method of using a polycrystalline powder and Rietveld refinement (LEAST SQUARES ANALYSIS) of X-RAY DIFFRACTION or NEUTRON DIFFRACTION. It circumvents the difficulties of producing single large crystals.