Báo cáo hóa học: " Fabrication of Highly Ordered Polymeric Nanodot and Nanowire Arrays Templated by Supramolecular Assembly " pot

... dioxane vapor and tend to organize into a Fig. 1 Scheme of the fabrication of highly ordered polymeric nanodot and nanowire arrays templated by nanoporous thin films Fig. 2 AFM images of nanoporous ... Res Lett (2009) 4:459–464 463 123 NANO EXPRESS Fabrication of Highly Ordered Polymeric Nanodot and Nanowire Arrays Templated by Supramolecular...

Ngày tải lên: 22/06/2014, 01:20

... 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 ... anatase phase were prepared by a hydrothermal method, and SEM and TEM investigation reveals that the products have a uniform diameter and shell thickness of about 1...

Ngày tải lên: 21/06/2014, 17:20

... prepatterning of Al substrates, thus avoiding fabrication of the expensive hard imprint stamp. How- ever most of them have limitations in scalability or size of ordered domains. Consequently, a simple and ... were guided by the prepatterned etch pits. The prepatterned etch pits obtained can guide the growth of AAO nanopores during anodization and facilitate the preparation...

Ngày tải lên: 21/06/2014, 05:20

... device, its O 2 and NO 2 sensing properties were inves- tigated. The gas sensing properties of this type of device suggest that the approach is promising for the fabrication of sensitive and reliable ... (left) and real (right) images on fabrication of a ZnO NRA sensor. a As- synthesized ZnO NRA on a Pt- coated Si (001) substrate. b ZnO NRA filled and coated with positive P...

Ngày tải lên: 22/06/2014, 00:20

... Raman 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 TEM images of C-ZW nanorods.(a, ... indexed by black arrows at approximately 1,370 and 1,580 cm -1 are related to carbon, which are designated in terms of D and G bands. These peaks are in good corresp...

Ngày tải lên: 20/06/2014, 23:20

... flexible PET film by hot embossing lithography with high fidelity and without any defects . Due to the slightly tapered profile of the patterns of the Si master mold and elastic nature of the hot embossing ... pressure of 20 bars and UV light with a wavelength of 365 nm were used in the imprinting process. Results and discussion Photographic images Figure 5a,b,c,d shows th...

Ngày tải lên: 21/06/2014, 02:20

... keV. Results and discussion The main characteristics of the nanostructuring process were investigated by a combination of AFM, HR-SEM, HR-TEM, and EDS. In particular, we studied the resolu- tion and anisotropy ... etch- ing and wet cleaning with an HCl/H 2 O solution res ults in the formation of tapered H fO 2 etch profiles. Optimi- sation of the CF 4 plasma composition and...

Ngày tải lên: 21/06/2014, 03:20

... state of all weak acids and weak bases and thus potentially affect a wide array of biological processes [29]. The n anoneedle pH sensor enables measurement of intracellular pH [11]. The potentiometric ... Research Foundation of Korea funded by the Ministry of Education, Science and Technology (R31-2008-000-10105-0). This work was supported by the National Research Foundati...

Ngày tải lên: 21/06/2014, 04:20

... presided over and fully 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 ... 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...

Ngày tải lên: 21/06/2014, 04:20

... supported by the National Natural Science Foundation of China (Grant No. 20903034, 10874040) and the Cultivation Fund of the Key Scientific and Technical Innovation Project, Ministry of Education of ... content of anatase decreased and the content of rutile increased in the range of 1–5 M HCl solutions. A maximum of content of rutile can be obtained in the 5 M HCl sol...

Ngày tải lên: 21/06/2014, 08:20