báo cáo hóa học:" Crystal structure and electrical properties of bismuth sodium titanate zirconate ceramics" pdf

... 2 of 5 NANO EXPRESS Open Access Crystal structure and electrical properties of bismuth sodium titanate zirconate ceramics Ampika Rachakom 1 , Panupong Jaiban 1 , Sukanda Jiansirisomboon 1,2 and ... zirconium-doped bismuth sodium titanate ceramics. Adv Mater Res 2008, 55:133-136. doi:10.1186/1556-276X-7-57 Cite this article as: Rachakom et al.: Crystal structur...

Ngày tải lên: 21/06/2014, 17:20

... enzyme with respect to its catalytic properties and crystal structure. The crystal structures of ChiG and ChiC [18] permitted structural comparison between bacterial and plant enzymes, which provided ... violet) and a small, presumably amorphous, subfraction of a-chitin and b-chitin, but was not capable of degrading crystalline chitin completely. The crystal structure...

Ngày tải lên: 07/03/2014, 11:20

... magnetism of the nanorods can be explained in terms of a superposition of bulk magnetic properties of spatially segregated b-MnO 2 and a-Mn 2 O 3 constituent phases and the soft ferromagnetism of the thin ... 2007 Abstract We present synthesis, structure and magnetic properties of structurally well-ordered sin- gle-crystalline b-MnO 2 nanorods of 50–100 nm diame- ter...

Ngày tải lên: 22/06/2014, 22:20

... b5 and b8) forms the upper part of the structure along with strands b3 and b4, which form a b meander. On the opposite side of the sheets, after the meander, is a region of six a helices and ... consequence of the crystallization conditions and ⁄ or crystal packing. The central cavity of the dimer consists of a large elliptical-shaped central groove, with extensions at...

Ngày tải lên: 23/03/2014, 09:21

... values of 0.80 and 0.89. The results of confirmatory factor analysis of the three-factor model of the GHQ-12Figure 1 The results of confirmatory factor analysis of the three-factor model of the ... investigator and analysed the data and wrote the first draft. AI and CR contributed to the study design and the analysis. AM contributed to the analysis and wrote the fina...

Ngày tải lên: 18/06/2014, 19:20

... (-) strand synthesis. Fine-tuning of the efficiency of the strand-transfer processes may be modulated by many other features, including the local sequence and structure of the core body TRS and ... strand synthesis, and that the actual strand transfer within the E sequences occurred after cop- ying of the core TRS and the next 13 nucleotides. Evidence for such a "delaye...

Ngày tải lên: 20/06/2014, 04:20

... wider distribution of Hc as an oxygen carrier [4–6]. The basic structure of all arthropod Hc oligomers is a hexamer of subunits [7]. This structure has been solved by crystallography [8,9] and by electron and cryoelectron ... represent the ligands for two copper ions that are fundamental for the binding of dioxygen. The availability of several subunit sequences [13] of the...

Ngày tải lên: 23/03/2014, 13:20

... images.EFMphaseimagesofthesameareaofFigure1atbiasvoltagesof+2V(a) and -2 V (b).Thephaseshiftof graphene with respect to that of SiO 2 substrate vs the number of graphene layers obtained at +2 V and -2 V ... conclusion, the nanoscale electrical properties of graphene with different number of layers have been stu- died by SCM and EFM, and t he layer d ependences of capacit...

Ngày tải lên: 21/06/2014, 00:20

... [11-14], and magneto-optical devices [15-17] among others. In recent years, Spinel ferrite nanoparticles have b een widely studied because of their excellent and convenient magnetic and electrical properties ... and contributed in the writing of the manuscript. AGMO participated in the explanation of the XRD analysis and helped to draft the manuscript. LB participated in t...

Ngày tải lên: 21/06/2014, 01:20

... STEM images of GaSb/In 0.53 Ga 0.47 As QDs and histogram of the height of GaSb/In 0.53 Ga 0.47 As QDs.(a) The AFM image of GaSb/In 0.53 Ga 0.47 As QDs, (b) histogram of the height of GaSb/In 0.53 Ga 0.47 As ... formation of the InGaAsSb wet- ting layer resulted in the accumulation of individual atoms on the surface to form a mound-like structure, due to the intermixing of...

Ngày tải lên: 21/06/2014, 17:20