hydrothermal synthesis and photoluminescence of tio2 nanowires
hydrothermal synthesis and photoluminescence of tio2 nanowires
... Hydrothermal synthesis and photoluminescence of TiO 2 nanowires Y.X. Zhang, G.H. Li * , Y.X. Jin, Y. Zhang, J. Zhang, L.D. Zhang Institute of Solid State Physics, Chinese Academy of Sciences, ... of the nanowires aggregated into bundles in the solution Fig. 1. XRD pattern of the as-prepared nanowires (A and B represent anatase and brookite, respectively). Fig. 2. A...
Ngày tải lên: 19/03/2014, 16:48
hydrothermal synthesis and characterization of tio2 nanorod arrays on glass substrates
... FE-SEM images of TNAs grown on PT-substrate at an annealing temperature of 700 8C and at a hydrothermal growth temperature of 160 8C and growth time of 3 h. (a) PT-substrate; (b) top view of TNAs; ... view of TNAs. Fig. 6. Diameter distribution of TiO 2 nanorods grown on PT-substrate at an annealing temperature of 700 8C and at a hydrothermal growth temperature of...
Ngày tải lên: 19/03/2014, 16:48
Synthesis and characterization of silicon nanowires using tin catalyst for solar cells application
... Synthesis and characterization of silicon nanowires using tin catalyst for solar cells application Minsung Jeon ⁎ , Koichi Kamisako Department of Electronic and Information Engineering, ... property of SiNWs, a FE-SEM observation was carried out after synthesis of SiNWs. Fig. 1(b) shows the top- view (15° tilted) and cross-section (see inset of Fig. 1(b)) FE-SEM images...
Ngày tải lên: 16/03/2014, 15:12
Synthesis and characterization of semiconducting nanowires for gas sensing
... investigation of the termination of the nanowire lateral sides and apex. Electron diffraction (ED) and analysis of zero-order and higher-order Laue-zones allows precise determination of unit cell and space ... lateral dimension of the nanowires will allow the systematic investiga- tion of size reduction effects on the electrical and gas sensing behavior of ZnO nanow...
Ngày tải lên: 16/03/2014, 15:25
hydrothermal synthesis and characterization of - feooh and fe2o3 uniform nanocrystallines
... Journal of Alloys and Compounds 433 (2007) 216–220 Hydrothermal synthesis and characterization of ␣-FeOOH and ␣-Fe 2 O 3 uniform nanocrystallines Xiaohe ... Journal of Alloys and Compounds 433 (2007) 216–220 Fig. 3. (A) TEM image of the sample produced at 140 ◦ C for 4 h. (B) TEM image of the sample produced at 140 ◦ C for 8 h. The insets of (A and B) ... recent year...
Ngày tải lên: 19/03/2014, 16:48
hydrothermal synthesis and characterization of self - assembled h - wo3
... of Alloys and Compounds 475 (2009) 446–451 Contents lists available at ScienceDirect Journal of Alloys and Compounds journal homepage: www.elsevier.com/locate/jallcom Hydrothermal synthesis and ... directed synthesis, chemical vapor deposition, solvo- and hydrothermal reaction, solution-based colloidal approach, and sonochemistry processes. Among them, solvo- and hydro...
Ngày tải lên: 19/03/2014, 16:48
hydrothermal synthesis and characterization of some polycrystalline iron oxides
... Hydrothermal synthesis and characterization of some polycrystalline a-iron oxides Lucian Diamandescu*, Doina Mihaila-Tarabasanu, Nicoleta Popescu-Pogrion, Alina ... particle morphology were obtained by hydrothermal synthesis, in the temperature range of 160± 300 C. Goethite and ferric hydroxide precursors prepared by precipitation and oxidation under dierent ... porosity,...
Ngày tải lên: 19/03/2014, 16:48
Synthesis and photoluminescence property of silicon carbon nanowires synthesized by the thermal evaporation method
... show that the elasticity and strength of SiC nanowires are considerably greater than those of SiC whiskers and bulk SiC. A variety of methods on the synthesis of SiC nanowires have been developed, ... pure nanowires (Fig. 5b). The presence of peaks demonstrates that the nanowires are composed of Si, C and small amount of O. It is found that the molecular ratio o...
Ngày tải lên: 16/03/2014, 15:21
Preparation and photoluminescence of high density siox nanowires with fe3o4 nanoparticles catalyst
... Preparation and photoluminescence of high density SiOx nanowires with Fe 3 O 4 nanoparticles catalyst X.J. Wang a, ⁎ , B. Dong b , Z. Zhou a a School of Electronics Engineering and Computer ... 2009 PACS: 81.05Y 78.55 Keywords: SiOx nanowires Photoluminescence Large scale, high density SiOx nanowires have been synthesized using a novel Fe 3 O 4 nanoparticles catalyst. The le...
Ngày tải lên: 16/03/2014, 15:11
composite of tio2 nanowires and nafion as humidity sensor material
... electrical conduction mechanism of the films of TiO 2 doped with 1–10% K + and Li + in the RH range of 4–87% RH. TiO 2 nanowires are a kind of nano-scale material and have been successfully synthesized ... Sensors and Actuators B 115 (2006) 198–204 where M sat and M dry were the flow rates of saturated air and dry air, and ‘f’ was the coefficient of this system which wa...
Ngày tải lên: 19/03/2014, 16:47