solgel based hydrothermal method for the synthesis of 3d flowerlike zno microstructures

... synthesized at different hydrothermal temperatures. Figure 1 Sol  gel -based hydrothermal method for the synthesis of 3D flower-like ZnO microstructures composed of nanosheets for photocatalytic applications ... Xiangdong Lou, Zhenzhen Li, Jianguo Zhou, SolÀ gel -based hydrothermal method for the synthesis of 3D flower-like ZnO microstructures...

Ngày tải lên: 06/05/2014, 13:26

... surface and thus increases the rate of formation of the nanotubes. On the other hand, the formation of the nanotubes using conventional magnetic stirring is retarded by the formation of a double layer and ... synthesized under an applied potential of 5–20 V. The rate of formation of the TiO 2 nanotubes by the sonoelectrochemical method is found to be almost t...

Ngày tải lên: 05/05/2014, 15:26

... (2008). Journal of Applied Chemical Research, 7, 4, 39-49 (2013) Journal of Applied Chemical Research www.jacr.kiau.ac.ir A Novel Method for the Synthesis of CaO Nanoparticle for the Decomposition of ... for synthesis of nanoparticles is using of Co-Precipitation method [28, 29]. To prevent increasing particle size, a polymer is often used, either natural...

Ngày tải lên: 06/05/2014, 08:55

... therefore involved in a wide array of crucial physiologic processes, including: biosynthesis of colla- gen and other hydroxyproline ⁄ hydroxylysine-containing proteins ⁄ peptides; synthesis of ... l-gulono-1,4-lactone dehydrogenase of M. tuberculosis is a specific enzyme for the biosynthesis of L-AA. As far as we know, this is the first report of a specific biosynthetic enzym...

Ngày tải lên: 07/03/2014, 12:20

... drops of the creatine solution, three drops of the ethanolic solution of 1-naphthol and then two drops of the potassium hydroxide solution; shake after the addition of each reagent. The formation ... incubation for 24 h ± 3 h, examine the plates (9.4.3) for the presence of typical colonies of Salmonella and atypical colonies that may be Salmonella (see Note)....

Ngày tải lên: 07/03/2014, 16:20

... content of 48.0% [43]. The GC content of the region essential for the biosynthesis of SPA in the other serotype strains (b–e) of A. actinomycetemcomitans is also lower than the average GC content of ... characterized the gene clusters responsible for the biosynthesis of SPAs of A. actinomyce- temcomitans serotypes a, b, c, d, and e [23,29,34–36]. The gene clu...

Ngày tải lên: 17/03/2014, 10:20

... monitor the concentration of NO and NO 2 gases because of the low concentration, one of the roles of the Ag is apparent to provide surface for the conversion of NO to NO 2 according to the literature ... one of the roles of promoter may be to provide a surface for the catalytic conversion of NO to NO 2 that are responsible for the high sensitivity assoc...

Ngày tải lên: 19/03/2014, 16:47

... properties of the selected solvent can also play an important role for orienting the structural form of the final material. Lu et al. [24] have underlined that the solvothermal synthesis of MnS can ... (as for leaching ores [1]), (ii) investigation of the synthesis of geological materials [2, 3], (iii) synthesis of novel materials [4–6], (iv) crystal growth—in p...

Ngày tải lên: 20/03/2014, 13:08

... either of these goals. They argue for instance that CCA in practice embraces a variety of methods which due to the unreliability of the information presented cannot offer the authoritative information ... both of which gained currency in Europe and the US during the late 1980s/ 1990s. These techniques are part of the changes associated with the NPM and they form...

Ngày tải lên: 23/03/2014, 00:20

... summary, the dumbbell-shaped ZnO microstructures have been synthesized by using a facile hydrothermal method. The length of ZnO dumbbells is about 5–20 μm, the diameters of the two ends and the middle ... concentration of NH 3 Á H 2 Ois favorable for the formation of ZnO with rod-like morphology [30]. The concentration of NH 3 Á H 2 O is 15 mol/L in presen...

Ngày tải lên: 06/05/2014, 13:24