Báo cáo hóa học: " Chemical Synthesis of PEDOT–Au Nanocomposite" pptx

... the formation of polymer nanorods of 50–100 nm diameter and the X-ray diffraction analysis clearly indicates the presence of gold nanoparticles of 50 nm in size. Keywords Composites Á Chemical synthesis ... (222) planes of the standard cubic phase of Au, respectively. As can be seen, the XRD peaks of the nanocrystallites are considerably broadened compared to those of the...

Ngày tải lên: 22/06/2014, 18:20

... electrochemical measurement. Adv Mater 2004, 16:918-922. 19. Kim IY, Ha HW, Kim TW, Paik YK, Choy JH, Hwang SJ: Origin of improved electrochemical activity of beta-MnO 2 nanorods: effect of the ... nanostructure of the MnO 2 layer. A highly porous MnO 2 layer composed of interconnected nanoflakes is introduced in the present study instead of a dense MnO 2 layer composed o...

Ngày tải lên: 20/06/2014, 23:20

... Correspondence: gjfang@whu.edu.cn Key Laboratory of Artificial Micro- and Nano-structures of Ministry of Education, Department of Electronic Science and Technology, School of Physics and Technology, Wuhan University, ... conductivity (s) and morphology of the AZO nanostructures can be readily controlled. The effect of s and morphology of the AZO nanostructures on the performan...

Ngày tải lên: 20/06/2014, 22:20

... patterns. (By Jin YH et al.) Figure 4. Electrochemical performance of Li 4 Ti5O12. (a) A cyclic voltammogram of Li 4 Ti 5 O 12 . (b) Charge-discharge profiles of Li 4 Ti 5 O 12 powders prepared through ... accelerating voltage of 300 kV, and field-emission scanning electron microscopy [FESEM] (JSM- 6700F, JEOL, Tokyo, Japan). Electrochemical analysis A mixture consisting of...

Ngày tải lên: 20/06/2014, 23:20

... optics [2,3]. For the existence of the size effect of ferroelectricity and the potential application of bottom-up assembled novel nanostructures, the synthesis of ultrafine BaTiO 3 nano- particles ... generalized synthesis of oxide nanoparticles. J Am Chem Soc 2001, 123:12085-12086. 8. Urban JJ, Yun WS, Gu Q, Park HK: Synthesis of single-crystalline perovskite nanowires comp...

Ngày tải lên: 21/06/2014, 01:20

... use of growth interruption between the layers [6], the growth on top of I nGaP of a thin ( 1 nm) intentional interfacial layer of GaP [5,7,9] or GaAlAs [8], or the application of a preflow of ... ratio R exp is the one that a sublayer is made of. The experimental ratios R exp of the HAADF intensity of sublayer 1 of the nominal GaAs layer to those of the GaAs substrate, I...

Ngày tải lên: 21/06/2014, 05:20

... Laboratory for Green Chemical Process of Ministry of Education and School of Chemical Engineering & Pharmacy, Wuhan Institute of Technology, Wuhan, 430073, P. R. China 2 Key Laboratory of Catalysis ... Laboratory for Green Chemical Process of Ministry of Education and School of Chemical Engineering & Pharmacy, Wuhan Institute of Technology, Wuhan, 430073, P....

Ngày tải lên: 21/06/2014, 06:20

... setup for the synthesis of aligned CNTs. Figure 2 SEM micrographs of the as-grown ACNTs at 825°C. (a, b) The Cross-sectional view of the dense block of the CNTs. The complete block of ACNTs’ side-view ... diameter in the range of 15-30 nm. The present technique gives higher yield and high density of bundles of CNTs. Graphitiza- tion of these CNTs is fairly good, and the pr...

Ngày tải lên: 21/06/2014, 06:20

... experiments with a synthesis of the InP NQDs using compounds 2 (Figure 3a) and 3. For a typical experiment, 0.04 mmol of In(OAc) 3 was added to a mixture of 0.12 mmol of MA and 4 ml of ODE in a 50-ml ... hexane. Synthesis of InP/ZnS For in situ fabrication of InP/ZnS core-shell NQDs, the temperature of the growth solution of InP was lowered after a 10-min growth t...

Ngày tải lên: 21/06/2014, 17:20

... com- posed of CdO and Cd(OH) 2 . Based on the results, one can see that there is the conversion of Cd(NO 3 ) 2 Á2H 2 Oto Cd(OH) 2 in the initial hours of synthesis plausibly by means of hydrolysis ... images of the as-fabricated CdO wires at a low and b high magnifications; c TEM image of a bundle of CdO nanowires; d HRTEM image of nanowires that make up the bundle; and e EDX...

Ngày tải lên: 21/06/2014, 18:20