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- The BET specific surface area reaches 477.7 m2? g-1 for NiO calcined at 523 K. 结果表明;在523K下焙烧得到的氧化镍BET比表面达到477.;7m~2·g~(-1)
- At the same time,the specific surface area and the mesopore and m... 进一步延长超声时间,其比表面积和孔容反而下降。
- The coarse grain size and small specific surface area of Chengchao iron ore concentrate influence negatively the output and quality of pellet. 由于程潮铁矿铁精矿的粒度较粗,比表面积较小等原因,严重影响了球团矿的产量和质量。
- Floc properties may be described by properties as floc strength, specific surface area, surface potential and surface energy. 絮凝物可以通过絮凝物强度,具体表面,表面潜力和表面能量来描述。
- The results show that BET specific surface area of AC is 1 654 m2/g, with reasonable pore size distribution (PSD). 结果表明:活性炭的BET比表面积达1 654 m2/g,具有合理的孔径分布,主要在2 nm附近。
- The specific surface area of the ceramisite with the best formula was 6.26 m2/g,and the porosity was 79.53%. 最佳配方下所得陶粒的比表面积为6.;26 m2/g;孔隙率为79
- All of the effects could be accounted for by changes in the specific surface area,pore size distrib... 活性炭的比表面积、孔径分布和表面性质都会影响其吸附氢气的能力,其中,比表面积是最主要的影响因素。
- The main features of CNTs contain highly-perfect graphitization structure and high specific surface area. 兼具高石墨化程度以及高比表面积是奈米碳管的特性。
- And it is the best for the size of grains, specific surface area, reunite factor and distr... 温度过高时,因烧结现象的发生,可能产生硬团聚。
- The simple determination of specific surface area for porous solids by ethanol-desiccator method is described. 简易干燥器乙醇法测定多孔物质比表面积。
- The particles may be spherical or irregular of varying porosity and specific surface area. 颗粒可以是球型的，也可以是不规则形状的，多孔性和比表面积有所不同。
- High specific surface area activated carbon was prepared frombamboo by chemical activation with KOH. 以竹屑为原料,研究了KOH活化法高比表面积活性炭的制备工艺。
- Finally the fertilizer specific surface area is obtained according to spheroid surface area formula finally. 这一比表面积的测定方法可以方便地应用于控释肥料研制过程计算包膜的厚度和膜材的用量。
- Result showed that the obtained Sb-doped tin oxide nanopowders possessed high specific surface area. 结果表明,采用乙醇超临界流体干燥法可得到高比表面积的掺锑氧化锡纳米粉体。
- The reduction rate of ferric oxide powder and specific surface area of superfine iron powder were measured, compared and analyzed. 研究表明纳米氧化铁粉活性高,还原温度低,可获得微细铁粉;测量了各个温度和时间下反应的还原率和所得粉末的比表面积,并进行了比较和分析。
- The pore size and specific surface area of ACFs were decreased after fluorination.The adsorption isotherm of nitrogen on ACFs were evidently reduced. 氟化后活性炭纤维的孔结构和比表面积变小,氮低温吸附等温曲线明显降低。
- Gratf copolymer has bigger specific surface area than homopolymer in spatial structure,which is propitious to bridging.That is why SGM can ... SGM提高絮凝效果的原因是:接枝共聚物在空间结构方面比均聚物显现出较大的比表面积,对桥连有利。
- Cellulose II powders, compared to the respectie cellulose I counterpart, exhibited lower crystallinity, true density, and specific surface area. 与各自对应的纤维素I相比，纤维素II粉末的结晶度、真密度和比表面积都较低。
- Secondly, with the increase of heating temperatures, porosity and specific surface area of SHC decreased, while those of RHC increased. 随热解温度的增加，慢速热解焦的比表面积减少，而快速热解焦的比表面积增大；
- That is why the big specific surface area appears in the charred layer, which will also absorb smoke and flammability objects. 并且燃烧后的炭层内部孔洞表面吸附着大量的A12O3微粒，增加了树脂的比表面积，可以吸附燃烧所生成的可燃物和烟雾，从而达到阻燃和抑烟的效果。
