A novel mixed valance vanadium phosphate Na 3.6 H 1.4 P 2V 5O 18 ·11H 2O was synthesized by a hydrothermal method and its structure was characterized by X ray diffraction, infrared spectroscopy...A novel mixed valance vanadium phosphate Na 3.6 H 1.4 P 2V 5O 18 ·11H 2O was synthesized by a hydrothermal method and its structure was characterized by X ray diffraction, infrared spectroscopy, differential thermal analysis, and thermogravimetric analysis. Na 3.6 H 1.4 P 2V 5O 18 ·11H 2O crystallizes in the cubic system with the cell parameter a =1.601(8) nm. The ratio of V( Ⅳ)/ V(Ⅴ) in the compound is 3.55.展开更多
文摘A novel mixed valance vanadium phosphate Na 3.6 H 1.4 P 2V 5O 18 ·11H 2O was synthesized by a hydrothermal method and its structure was characterized by X ray diffraction, infrared spectroscopy, differential thermal analysis, and thermogravimetric analysis. Na 3.6 H 1.4 P 2V 5O 18 ·11H 2O crystallizes in the cubic system with the cell parameter a =1.601(8) nm. The ratio of V( Ⅳ)/ V(Ⅴ) in the compound is 3.55.