title: [The setting reactions of gypsum materials (2). SEM studies using a freeze-drying method].
mesh_terms: D002133:Calcium Sulfate; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003460:Crystallization; D005612:Freeze Drying; D008855:Microscopy, Electron, Scanning; D013499:Surface Properties; D014961:X-Ray Diffraction
chemical_list: D002133:Calcium Sulfate