纳米二氧化锰的制备及其应用研究进展 |
王金敏,于红玉,马董云 |
Progress in the Preparation and Application of Nanostructured Manganese Dioxide |
WANG Jinmin,YU Hongyu,MA Dongyun |
图6 (a)纳米棒状、类丝状、管状α-MnO2和花状球形Mn2O3的SEM照片; (b)在甲苯浓度为10-3、甲苯/O2的摩尔比为1/400和空速为20000 mL/(g?h)的条件下甲苯的转化率随反应温度的变化曲线[ |
Fig. 6 (a) SEM images of rod-like α-MnO2, wire-like α-MnO2, tube-like α-MnO2, and flower-like Mn2O3; (b) Toluene conversion as a function of reaction temperature over the catalysts under the conditions of a toluene concentration of 10-3, toluene/ O2 = 1/400 (mol/mol), and a space velocity of 20000 mL/(g?h)[ |
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