Báo cáo hóa học: " Synthesis and highly visible-induced photocatalytic activity of CNT-CdSe composite for methylene blue solution" pdf

... Bi 2 WO 6 could perform as an excellent photocatalytic and solar energy transfer material. Photocatalytic activities for O 2 evolution/water splitting and the degradation of the CHCl 3 and CH 3 CHO ... hydrothermal synthesis of a novel hierarchical octahedron-like structure of Bi 2 WO 6 , which has an average size of *4 lm and consists of many quasi-square nanosheets...

Ngày tải lên: 22/06/2014, 01:20

... Access Synthesis and highly visible-induced photocatalytic activity of CNT-CdSe composite for methylene blue solution Ming-Liang Chen and Won-Chun Oh * Abstract Carbon nanotube-cadmium selenide (CNT-CdSe) composite ... 2010, 22:2231-2243. doi:10.1186/1556-276X-6-398 Cite this article as: Chen and Oh: Synthesis and highly visible-induced photocatalytic...

Ngày tải lên: 21/06/2014, 03:20

... Germany for more than 20 years. Realizing the beneficial mechanisms of action and effects of both Andro and LA for treatment of diabetes, we con- ducted experiments to evaluate the efficacy and possible mechanism(s) ... glutamine, 100 units/ml of penicil- lin, and 100 μg/ml of streptomycin. Structures of Andro, LA and AL-1Figure 1 Structures of Andro, LA and AL-1...

Ngày tải lên: 18/06/2014, 15:20

... all of the measurements and data analysis, and drafted the manuscript. DG and DX made the conception and design of the manuscript. ZZ2 carried out the XPS measurements and data analysis. JLZ and ... in research of the doping ZnO materials. At first, RTFM has been demonstrated for various kinds of TM-doped ZnO, for example, Mn [11], Co [12], Ni [13], and Fe [14]. Howe...

Ngày tải lên: 20/06/2014, 22:20

... stretched and aligned along the direction of the sample's tilting. For the synthesis of the conductive nanowire, DNA molecules were treated with AN-AuNPs of 60 µL for 30 min; AN-AuNPs of 60 ... power of 150 W for 60 s. The spectra exhibit that the absorption peaks of N-H (at 3,400 cm −1 and 1,650 cm −1 ) depended on plasma power, which was a parameter for p...

Ngày tải lên: 20/06/2014, 23:20

... range of stoichiometric compositions. Therefore, the present work reports on the synthesis and systematic investigations on th e structure, morphol- ogy, and electrochemical performances of an ... better t han those of the former. For instance, the capacity of the sample with high Co con- tent underwent a decline from the initial value of 214 mAh/g to a final value of 127....

Ngày tải lên: 20/06/2014, 23:20

... maximum of BeO is of lower energy than that of ZnO, while the conduction band minimum of BeO is of higher energy than that of ZnO [32]. In such case, a potential well for both electron and hole is formed ... a blue- shift of about 73 meV (from approximately 373 to approximately 365 nm) in comparison to that of pure ZnO nanowire. Since the band gap of BeO is much larger...

Ngày tải lên: 21/06/2014, 00:20

... production of identical nanoparticle cores before differ- entiation by surface modifications. Additionally, the use of bifunctional ligands to form the nanoparticle coating allows for the possibility of ... 1,220 and 1, 066 cm -1 . Procedure for surface modification of nanoparticles A solution of carboxylic acid (150 mg) in 5 mL chloroform was added to a reaction vesse l conta...

Ngày tải lên: 21/06/2014, 03:20

... derivative of both curves of the hysteresis loops (heating and cooling) and considering the mean value. Results and discussion Structural characterization The crystal structure of the three sets of films ... Mo, and Nb and different doping concentrations. We report on the influence of each el ement and respec- tive concentrations on the crystal struct ure of the films,...

Ngày tải lên: 21/06/2014, 04:20