Báo cáo hóa học: " Fabrication of core/shell ZnWO4/carbon nanorods and their Li electroactivity" ppt

... Williamson–Hall plot for (a) Ag nanorods synthesized using 1:5 ratio of Ag 2 C 2 O 4 and CTAB, and (b) and (c) nanospheres synthesized using 1:5 ratio of Ag 2 C 2 O 4 and PVP and 1:2 ratio of ... k max at 400 and 631 nm. This implies the presence of anisotropic nanoparticles like nanorods and Ag spherical particles. SPR bands at 400 nm and at 631 nm correspond to t...

Ngày tải lên: 22/06/2014, 01:20

... typical reaction, 0.4 mL of ammonia water (28 wt %), 6 lL of MPTO, and 0.1 mL of TEOS were orderly added to the reactor containing 10 mL of abso- lute ethanol and 5 mg of plasma-treated SWCNTs ... SiO 2 shell, their size is quite uniform (with an average diameter of ca. 5 nm). The further evidence of the existence of Ag nanoparticles is provided by EDS (Fig. 3e), which r...

Ngày tải lên: 22/06/2014, 00:20

... area of HCP monolayer of silica microspheres was formed by the Fig. 1 One example of the focus process by the silica micro-sphere of 1 lm Fig. 2 The normalized intensity of the focused light ... normalized light intensity cross section after being focused by silica micro- sphere of 1 lm diameter with different wavelengths of UV light from 300 to 500 nm. It shows that the FWHM va...

Ngày tải lên: 22/06/2014, 01:20

... al.: Fabrication of core/shell ZnWO 4 /carbon nanorods and their Li electroactivity. Nanoscale Research Letters 2012 7:9. Submit your manuscript to a journal and benefi t from: 7 Convenient online ... spectra of pure ZW and C-ZW nanorods. (b) Magnified Raman spectra showing D and G bands by carbon coating in C-ZW nanorods. (By HW Shim et al.). Figure 4 Representative T...

Ngày tải lên: 20/06/2014, 23:20

... slightly tapered profile of the patterns of the Si master mold and elastic nature of the hot embossing process of the fluorinated polymer, the hot -embossed patterns on the PET films were slightly ... PET mold and curved substrate, and a uniform pressing force can be delivered. A pressure of 20 bars and UV light with a wavelength of 365 nm were used in the imprinting proce...

Ngày tải lên: 21/06/2014, 02:20

... epilayer as well as details of an etched trench and atypicalHfO 2 mesa stripe. The anisotropic nature of the etch profile and t he existence of slight variations in sidewall inclination are observable ... fabrication. In fact, prelimin- ary III-V molecular beam epitaxy experiments to be reported elsewhere indicate that both the quality of t he starting GaAs surface and the incl...

Ngày tải lên: 21/06/2014, 03:20

... details 1 Department of Mechanical Engineering, Pohang University of Science and Technology (POSTECH), Pohang, Korea. 2 School of Interdisciplinary Bioscience and Bioengineering, Pohang University of Science and Technology ... Korea. 3 Department of Integrative Bioscience and Biotechnology, Pohang University of Science and Technology (POSTECH), Pohang, Korea. Authors’ co...

Ngày tải lên: 21/06/2014, 04:20

... participated in all of the work. CC and JK participated in the preparation of the samples. SY helped in characterization of the samples. SC give the idea of the study and finalize the manuscript. ... and the cross-sectional image (Figure 4d) reveal the formation of a thin nanoporous layer on the top surface of TNT and show the rough- ness of TNT walls. Some of the nano...

Ngày tải lên: 21/06/2014, 04:20

... hard imprint stamp. How- ever most of them have limitations in scalability or size of ordered domains. Consequently, a simple and eco- nomic method for realization of a long-range-ordered AAO over ... straight line diffraction grating surface (Thorlabs, Inc. 3600 and 1800 lines/mm), and Si mold with regular pit arrays of 277-nm pitch. The flexible agarose membrane has a better a...

Ngày tải lên: 21/06/2014, 05:20

... quantity; c 0 and c are MB concentrations before and after mixing, respectively; A 0 and A are absorbencies of the MB solution before and after mixing, respectively; V is the volume of the solution, and ... color contrast of the MB solution before and after adsorption indicates the excellent adsorption ability of the porous TiO 2 hollow spheres for organic dyestuff. The te...

Ngày tải lên: 21/06/2014, 17:20