highly reproducible synthesis of very large-scale tin oxide nanowires

... reports [6,20]. This could offer a suitable application of Please cite this article in press as: N. Van Hieu, Highly reproducible synthesis of very large-scale tin oxide nanowires used for screen- printed ... online xxx Keywords: Gas sensor Nanowires sensor Tin oxide abstract A truly simple procedure was presented for highly reproducible synthesis of very...

Ngày tải lên: 19/03/2014, 16:48

... A simple large-scale synthesis of very long aligned silica nanowires J.Q. Hu 1 , Y. Jiang, X.M. Meng, C.S. Lee, S.T. Lee * Department of Physics and Materials Science, Center of Super-Diamond ... SiO 2 nanoparticles. The high density of SiO 2 nanoparticles would lead to the concurrent growth of a large number of SiO 2 nanowires, re- sulting in the congested growth of Si...

Ngày tải lên: 16/03/2014, 15:03

... origins of several PL bands were discussed. A synthesis process of SiC–SiO 2 core– shell nanowires decorated with carbon nanoparticles was explained. 2. Experiment procedure The synthesis of SiC–SiO 2 nanowires ... core–shell nanostructures of two kinds of nanowires are clearly recognized. The SAED patterns recorded from two kinds of nanowires demonstrate that there ar...

Ngày tải lên: 16/03/2014, 15:08

... and Actuators B 131 (2008) 313–317 Synthesis and high gas sensitivity of tin oxide nanotubes G.X. Wang a,b,∗ , J.S. Park b , M.S. Park b , X.L. Gou a,b a School of Mechanical, Materials and Mechatronic ... the pores of the template and adhere on the pore walls; (iii) the impregnated template was dried at 100 ◦ C and then sintered at 500 ◦ C for 3 h to convert the tin hydroxide t...

Ngày tải lên: 20/03/2014, 13:08

... image of an MWCNTs-doped SnO 2 sol (c); FE-SEM image of an MWCNTs-doped SnO 2 (d). Please cite this article in press as: N. Van Hieu, et al., Gas-sensing properties of tin oxide doped with metal oxides ... function of operating temperature of the PtO 2 -doped SnO 2 sensors with varying PtO 2 doping content. Please cite this article in press as: N. Van Hieu, et al., Gas-sensing p...

Ngày tải lên: 19/03/2014, 16:48

... This strategy may offer an opportunity for the further investigation of some fundamental properties of 1D tungsten oxides and may also serve as a general method for the synthesis of 1D nanostructure. 2. ... intercalation reactivity. However, studies of tungsten oxides nanobelts were comparatively rare because of lack of preparation methods for such materials. Very recently, Li...

Ngày tải lên: 20/03/2014, 13:04

... 315-318. Page 10 of 14 Accepted Manuscript 10 Caption of figures Fig. 1. X-ray diffraction pattern of alpha phase iron oxide nanowires. Fig. 2. SEM and TEM Images of Fe 2 O 3 nanowires and ... performance of the Fe 2 O 3 nanowires. The inset on the upper right shows the first cycle charge/discharge profiles. Accepted Manuscript Title: One-pot facile synthesis of i...

Ngày tải lên: 20/03/2014, 13:05

... lower supersaturation of the tungsten source, promoting the growth of tungsten oxide nanowires [11]. At higher concentration, the highly saturated WCl 6 could prohibit the growth of tungsten oxide nanowires ... HRTEM images of bundled tungsten oxide nanowires synthesized at a concentration of 0.003 M; (c) TEM of bundled tungsten oxide nanowires synthesized at a c...

Ngày tải lên: 20/03/2014, 13:08

... because of the densifica- tion of the gel during annealing process [25] . The lengths of the nanowires are up to tens of microns, corresponding to the thickness of the AAO template. The surface of ... nanowires looks smooth in large scale images, but, in fact, the nanowires are composed of lots of very small nanoparticles as shown in small scale images. Fig. 2(c)...

Ngày tải lên: 20/03/2014, 13:08

... final product. 2.3. Synthesis of nanorods The mixture for the synthesis of iron oxide nanorods contained 5 mL of freshly dried [BMIM][Tf 2 N], 40 ␮L (0.13 mmol) of oleic acid, 43 ␮L (0.09 mmol) of oleylamine ... good capping agents for the synthesis of monodispersed nanoparticles of silver, platinum and iron oxides in the [BMIM][Tf 2 N] ionic liquid [5,33,34]. Finally, ir...

Ngày tải lên: 20/03/2014, 13:08