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- The BET surface area of CA could achieve 340.1m2/g. 炭化树脂的BET比表面积可达340.;1m2/g。
- Mesoporous materials have received increasing attention for their high BET surface area and regular pore system. 中孔材料由于具有高的BET比表面积和集中的中孔分布,引起化学家的强烈兴趣。
- The treated cordierite has been studied by BET surface area measurements,XRD,XRF analysis and Boehm titration. 利用BET、XRD、X射线荧光半定量分析(XRF)和Boehm滴定等测试手段对酸处理前后的堇青石进行表征;并对催化剂的反应性能进行评价.
- Pitch based spherical activated carbon has been prepared with a BET surface area of 1 437 m2/g and strength of 95%. 以煤沥青为原料一次能制备出3kg;BET比表面积为1437m2/g;强度为95%25;表面pH值为7.;3的沥青基球状活性炭。
- Ammonium salt solution can catalyze the activation reaction and make the BET surface area and pore size increase. 铵盐浸渍处理加快了活化反应的进行,使活性炭纤维比表面积明显升高,孔径增大。
- Theresluts show that four coals have similar changes in BET surface area with pyrolysis temper-ature. 结果表明,不同煤种的比表面积在热分解过程中其变化有着相似的规律。
- These crystals exhibited BET surface area of 342-325 m2/g, micropore volume of 0.15-0.12 cm3/g, and TEA entrapment of 9.3%-8.0%. BET 比表面积为632-728 m2/g。
- The products were characterized with X-ray diffraction(XRD),Transmission Electron Microscope(TEM),Thermal Analysis(TG-DTA) and BET surface area. 并利用X射线衍射(XRD)分析、透射电子显微镜(TEM)、热分析(TG-DTA)和BET比表面积对产物进行了表征。
- In addition, compared with starting POMs, BET surface areas of thesolid photocatalytic materials have been improved in the different extents. 与母体多金属氧酸盐相比,上述光催化材料的 BET 比表面积均有了不同程度的提高。
- BET surface area and DBP oil absorbed value of prepared products are within 140~351 m~(2)/g and(1.42~4.41mL/g) respectively. 制得产品的BET比表面积140~351 m2/g;DBP吸油值1.;42~4
- Ti/Zrpillared rectorie have 202.434 m~2/g BET surface area,0.930 8 g/mL~3 loosen landslide density and its surface acidity <+3.5. T i/Z r层柱累托石的BET比表面积为202.;434 m2/g;表面酸性<+3
- The method has no harm for the surface properties and pore size distribution of GAC. 78% of BET surface area and total pore volume were recovered. 方法对活性炭表面性质无损害,再生炭的BET比表面积和总孔容积可恢复到新炭的78%25,孔径分布基本无变化。
- The results show that these treatments lead to many micro-pores and increase BET surface area (TSA) and BJH cumulative adsorption pore volume (BPV). 研究结果表明:氧化处理会使纤维表面产生大量的孔洞,增加BET比表面积和BJH累积孔体积,提高表面吸附能力;
- Experimental results revealed that both BET surface area and micropore volume increased with increasing flame retardant reagent concentration. 由实验结果可知,随著耐燃剂浓度的增加,其BET比表面积与微孔体积随之增加。
- The aerogels possess numerous mesopores with a diameter of about 7.8nm. They have high BET surface areas (589 m2/g) and large mesopore volume (1.106cm3/g). 平均孔径为7.;8nm;其BET表面积和中孔体积分别为589m2/g和1
- Characterization of Ni/SiO_2 catalysts prepared with the method of chemical mixing procedure was carried out by means of BET surface area measurement, XRD and TG_DTA etc. 利用BET比表面积测定、XRD、TG DTA等对化学混合法制备的Ni/SiO2单元催化剂进行了表征.
- The effects of high energy shear broken time on the settlement curve, mean grain size, BET surface area and apparent density of WO3 and W powders were studied. 研究了WO3粉和W粉的剪切破碎时间对WO3粉和W粉的沉降曲线、平均粒度、BET比表面及松装密度的影响.
- The spinel ferrite ultrafine particle catalysts were prepared by sol-gel method and characterized by DTA-TG, IR, XRD and BET surface area measurement methods. 采用溶胶 -凝胶法制备了含Zn、Ni、Co的铁酸盐纳米微粒催化剂 ;运用DTA -TG、IR、XRD以及BET比表面测试等手段对所制备的样品进行了表征 .
- The BET surface area and pore volume were 1073m2/g and 0.8152mL/g, respectively. It shown that the granular activated carbon possessed predominant microporous structures. 结果表明;该活性炭为微孔型;BET比表面积为1073m2/g;总孔容为0.;8152ml/g。
- Physical and chemical properties of the catalysts were studied using activity measurement, BET surface area measurement, XRD, TG DTA and IR spectra etc. 用原子吸收、碘价分析、活性和 BET比表面积测定及 XRD、 TG- DTA、 IR等手段 ;对催化剂和产物进行了物理和化学表征 .