Authors:Fan Lan, Xiang Wang, Xianglan Xu, Rongbin Zhang, and Ning Zhang
, and followed by washing with DDI water. The precipitation was dried at 110 °C for 12 h to get final SnO 2 catalyst.
The specific surfaceareas of the samples were measured by
Authors:C. Munteanu, M. Caldararu, V. Bratan, P. Yetisemiyen, G. Karakas, and N. I. Ionescu
, its activity is limited by its regularly low surfacearea. This problem could be resolved by using an appropriate support. Supporting a metal oxide on the surface of another oxide was initially proposed to improve the catalytic activity of the active
Authors:L. A. Perez-Maqueda, C. Maqueda, J. L. Perez-Rodriguez, J. Subrt, Z. Cerny, and V. Balek
. The mechanical treatment causes modifications of the clays such as in their surfacearea, structure, morphology, porosity and reactivity [ 2 – 9 ]. For vermiculite, it has been observed that ultrasound causes a considerable particle size decrease
Authors:Y. P. Naik, G. A. Ramarao, Ajita Banthiya, Deepika Chaudhary, and Charu Arora
ions, followed by heat treatment. Morphology and particle size of the obtained powder were studied using SEM. Surfacearea of the powder were determined using BET technique. Solid state mixing of individual oxide powders, compacting followed by
, hence the thermal stability and catalytic activities can be tailored. Some of the factors affecting the catalytic activity for soot oxidation (surfacearea of catalyst, the redox properties of catalyst, the position at which the substitution of the
qualitatively similar to that obtained in Mercedes-Benz water by Southall and Dill, and that they did not try to reproduce by means of their special application of 2D-SPT [ 10 ]. The decrease in solvent-excluded surfacearea on bringing in contact two disks
Authors:Chanaiporn Danvirutai, Pittayagorn Noisong, and Tipaporn Srithanrattana
plates. Whereas, its calcined product at 350 °C (aging time over 8 h) shows the agglomeration of sheet and the morphologies with smaller size than that of KNiPO 4 ·H 2 O. The surfacearea of synthesized hydrate and its final product at 350 °C with
structure during formation [ 3 – 6 ], (ii) the use of low-temperature processes, which increase the surfacearea of C 2 S and therefore its reactivity [ 7 – 23 ], and (iii) the addition of nano-materials during hydration [ 24 – 26 ].