electrochromics of single crystalline wo3 · h2o nanorods

... Electrochromics of single crystalline WO 3 Æ H 2 O nanorods Xiaolan Wei 1 , Pei Kang Shen * State Key Laboratory of Optoelectronic Materials and Technologies, School of Physics and ... shown in the insets of Fig. 1a and b indicate that both of the two nanocrystals are single crys- tals. On the top of rod-type WO 3 Æ H 2 O nanocrystals, the lattice spacing of d = 5.36 A...

Ngày tải lên: 19/03/2014, 16:48

... fabricating single- crystalline b-FeOOH hollow nanorods with length in the range of 70–110 nm and width in the range of 20–30 nm. In particular, a process mechanism has been revealed for synthesis of single- crystalline b-FeOOH ... single- crystalline b-FeOOH hollow nanorods: (i) formation of b-FeOOH nanorods by aggregation-dehydration of most amorphous Fe(OH) 3 ; (ii)...

Ngày tải lên: 20/03/2014, 13:08

... more ascendant for providing ultrafast growth of single- crystalline Si nanowires and controlling the diameter of them easily. The growth of single- crystalline SiNWs and morphology were discussed. © ... simple method of growing SiNWs. Si nanopowder was used in our work instead of the dangerous gas of silane as the Si source. The synthesis of SiNWs was carried out using a...

Ngày tải lên: 16/03/2014, 15:13

... been used in the ®eld of catalysis for oxidation reactions of hydrocarbons [7]. MoO 3 has a bandgap of 3.2 eV and electrical resistivity at room tem- perature is of the order of 10 10 O cm. Multi-metal ... a response of 2.3 and a time response of 60 s to 1 ppm of NO 2 as shown in Fig. 5. 4.5. Ethanol vapor sensing The sensors where exposed to 100±600 ppm of ethanol and to 10...

Ngày tải lên: 19/03/2014, 16:47

... 0.72 μm with 10% of the coefficient of variation. The XRD pattern was in good agreement with the standard JCPDS data for WO 3 ·H 2 O. The effects of counter cation and anion of the starting materials ... region is one of the typical ways to prepare tungsten oxide hydrates. Freedman [5] investigated influence of acid concentration and temperature on preparation of WO 3 ·H 2 O and...

Ngày tải lên: 19/03/2014, 16:48

... from eligible trials: authors’ name, year of publication, country of origin, type of cancer, sample size, number of polymorphisms tested and results of the study. Studies were divided into ... interpretation of potential misleading sources of literature-bias. The existence of such type of bias in genetic association studies might lead to incorrect conclusions about the...

Ngày tải lên: 25/10/2012, 10:51

... side of still was kept as 0.30 m, whereas the height of higher vertical side was kept 0.85 m. The effective basin area of 1 meter x 1 meter made of GRP of 4 m thickness. Condensing cover made of ... experimental set up of single slope solar still. Experimental set up consists of condensing cover of 30 degree fabricated to accommodate 0.20 m water depth maximum. The bott...

Ngày tải lên: 05/09/2013, 15:28

... [28]. Results Growth phenotype of single and double deletion mutants The growth phenotype of the yeast strains with deletions of genes encoding various subunits of the bc 1 complex was determined ... However, the amounts of core protein 1 and core protein 2 were relatively unaffected. Therefore, the absence of subunit 6 appeared to alter the rates of processing of two of t...

Ngày tải lên: 19/02/2014, 12:20

Ngày tải lên: 15/03/2014, 23:15

... the distal point of the rest of the protein. Such a dipole will have weak inter- actions with the rest of the protein. Thus, if turned off (by removal of Arg and protonation of Asp185), the protein ... be around 3 · 10 )3 Æs )1 . Addition of ATP protected all modified CMP kinases, decreasing the first-order rate constant of inactivation by a factor of 5–10 (data not shown)....

Ngày tải lên: 16/03/2014, 10:20