Báo cáo hóa học: " Anisotropic TixSn1-xO2 nanostructures prepared by magnetron sputter deposition" pot

... 6:326 http://www.nanoscalereslett.com/content/6/1/326 Page 2 of 5 NANO EXPRESS Open Access Anisotropic Ti x Sn 1-x O 2 nanostructures prepared by magnetron sputter deposition Shutian Chen, Zhengcao Li * and Zhengjun Zhang Abstract Regular ... shadowing as nucleation sites for nanostructures. The substrate is sha- dowed during deposition, first by the array of nano- spheres and...

Ngày tải lên: 21/06/2014, 04:20

... at 50 kHz by a photoelastic modulator for lock-in detection. The temporal evolution of the electron spins, which were generated by the circularly polarized pump pulse, was recorded by measuring ... by red lines in Figure 1a by the following equation: S ⊥ ( t ) = S 0 exp ( −t/τ s ) cos ( ωt ), (1) where S 0 is the initial spin density, τ s is spin lifetime, and ω the L armor frequenc...

Ngày tải lên: 21/06/2014, 00:20

... II–V semiconducting nanostructures, such as nanotubes, nano- wires, and nanobelts, special nanostructures have been reported using different techniques. In this section, we will discuss several typical 1-D nanostructures ... simple 1-D nanostructures. Wang et al. [56] recently succeeded in synthesizing three- dimensional (3-D) branched tree-like Zn 3 P 2 nanostructures as shown in Fi...

Ngày tải lên: 21/06/2014, 20:20

... performed. Cells were fixed by 2.5% glutaraldehyde (Sigma) in buffer solution for 10 min and air dried before AFM measurements. The prepared samples were measured immediately by AFM. AFM Measurements Atomic ... 62.15 nm in depth, which is shown by profile (l) that generated along the broken line in h 944 Nanoscale Res Lett (2009) 4:942–947 123 NANO EXPRESS Membrane Surface Nanostructur...

Ngày tải lên: 21/06/2014, 20:20

... demonstrated that Alq 3 nanostructures could be prepared by means of physical thermal evaporation [20– 23]. The amorphous Alq 3 nanoparticles could grow into a-phase crystalline nanowires by a one-step ... semiconductor nanostructures reveal more potential and advantages, as compared to inorganic nanomaterials. Tris(8-hydroxyquinoline)gallium(III) (Gaq 3 ), another Mq 3 first reporte...

Ngày tải lên: 22/06/2014, 00:20

... study of the Raman response in Ge nanostructures by means of a local polari- zation model of bonds, in which the displacement– displacement Green’s function, the Born potential P. Alfaro-Caldero ´ n ... Green’s function and the Born potential including central and non-central interatomic forces is used to investigate the Raman response and the phonon band structure of Ge nanostructures....

Ngày tải lên: 22/06/2014, 06:20

... necessarily single cells, are bipotential. This suggests that hemangioblast exists at the EB stage and gives rise to bipotential cell clone. But, are the single blast cells also bipotential? Lu et al. reported that ... differentiation technology to generate bipotential blast cells from human embryonic stem cells (hES). This involved short differentiation in our in vitro EB system followed by...

Ngày tải lên: 18/06/2014, 15:20

... ISO/TC 215[134]). There-useofdatainthedevelopment and testing of research hypotheses is a regular area of intere st in bio- medical informatics[126,135]. H owever, disparities between coding schemes pose potential barriers in the ability ... reliably and efficiently identify relevant information, such as demonstrated by archetypal information retrieval sys- tems developed by the biomedica...

Ngày tải lên: 18/06/2014, 16:20

... purified by CsCl gradient according to standard techniques. Particle titers of all adenoviruses were determined by absorbance measurements at 260 nm, and functional PFU titers were determined by plaque assay ... through increasing the viral replication and is a potential therapeutic implication to augment the potential of E1B55kD deleted oncolytic adenovirus by increasing its burst....

Ngày tải lên: 18/06/2014, 16:20

... Administration Center for Drug Evaluation and Research: NDAs approved in calendar years 1990-2003 by therapeutic potentials and chemical types. 2004 [Http://www.fda.gov/cder/rdmt/ pstable.htm]. 10. Rehnquist ... maintaining the infrastructure for designing and conducting clinical trials. Building it de novo trial by trial is profoundly inefficient, to say nothing about time consuming...

Ngày tải lên: 18/06/2014, 16:20