Báo cáo hóa học: "Growth of Comb-like ZnO Nanostructures for Dye-sensitized Solar Cells Applications" doc

Báo cáo hóa học: "Growth of vertically aligned ZnO nanorods using textured ZnO films" docx

Báo cáo hóa học: "Growth of vertically aligned ZnO nanorods using textured ZnO films" docx

... guides, solar cells, and photo catalysts, among others [2-4]. As mentioned, one of the qualities of this material is that it can be obtained in different types of nanostructures, being 1D ZnO nanostructures ... vertical-aligned ZnO nanorod arrays on ZnO films obtained by atomic layer deposition (ALD) is presented. The growth of ZnO nanorods is studied as function of th...
Ngày tải lên : 21/06/2014, 00:20
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Báo cáo hóa học: "Growth of Comb-like ZnO Nanostructures for Dye-sensitized Solar Cells Applications" doc

Báo cáo hóa học: "Growth of Comb-like ZnO Nanostructures for Dye-sensitized Solar Cells Applications" doc

... NANO EXPRESS Growth of Comb-like ZnO Nanostructures for Dye-sensitized Solar Cells Applications Ahmad Umar Received: 20 April 2009 / Accepted: 14 ... acoustic wave guides, solar cells, photocatalysts, etc. [1–24]. Among various applications, the use of ZnO nanomaterials as photoelectrodes for the fabrication of dye- sensitized solar cells (DSSCs) ... conversion...
Ngày tải lên : 21/06/2014, 20:20
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Báo cáo hóa học: " Influence of the oxide layer for growth of self-assisted InAs nanowires on Si(111)" ppt

Báo cáo hóa học: " Influence of the oxide layer for growth of self-assisted InAs nanowires on Si(111)" ppt

... [nm] A B C D C D C D Figure 3 Regrowth of oxide on a 200°C hotplate. (A) Length and width of NWs as a function of regrowth time for the oxide layer. (B) Percentage of vertical NWs, indicating an epitaxial ... growth of vertical NWs and no parasitic bulk structures between the NWs by optimizing the oxide thickness. For a growth temperature of 460°C and a V/III ratio of 320 an...
Ngày tải lên : 21/06/2014, 00:20
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báo cáo hóa học: " Effect of substrate (ZnO) morphology on enzyme immobilization and its catalytic activity" pptx

báo cáo hóa học: " Effect of substrate (ZnO) morphology on enzyme immobilization and its catalytic activity" pptx

... typical image of coated ZnO nanodiscs, where a thin film with uniform thickness of 2 nm formed on the surface. Comparing the Zeta- potentials of the bare ZnO and the as-modified ZnO nanocrystals ... functionality of ZnO nanodisks before and after modification. (a) The TEM images of ZnO modified by TEOS:APTES (1:4 in volume). (b) Zeta-potential curves, and (c) FT-IR spectra...
Ngày tải lên : 21/06/2014, 02:20
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Báo cáo hóa học: " Growth of carbon nanowalls at atmospheric pressure for one-step gas sensor fabrication" ppt

Báo cáo hóa học: " Growth of carbon nanowalls at atmospheric pressure for one-step gas sensor fabrication" ppt

... of 2 lpm for 10 min to record a base value of the sensor conductance, NO 2 (100 ppm) or NH 3 (1%) dilutedinairof2lpmfor15mintoregisterasensing signal, and then a lab air flow of 2 lpm again for ... radicals also appear to be essential for the growth of CNWs in our growth attempts. Hung et al. attributed the formation of nucleation sites for the growth of CNWs to the etchin...
Ngày tải lên : 21/06/2014, 05:20
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Báo cáo hóa học: " Growth of Inclined GaAs Nanowires by Molecular Beam Epitaxy: Theory and Experiment" docx

Báo cáo hóa học: " Growth of Inclined GaAs Nanowires by Molecular Beam Epitaxy: Theory and Experiment" docx

... beam. The use of substrate orientation other than (111), resulting in the formation of inclined NWs with varying tilt angle (and consequently the incident angle of the beam), can therefore provide ... theoretical model of Refs. [6, 15] is developed to describe the growth of inclined NWs and to find explicitly the dependence of NW growth rate as a function of tilt angle at given s...
Ngày tải lên : 21/06/2014, 17:20
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Báo cáo hóa học: " Preparation of Pectin–ZnO Nanocomposite" pdf

Báo cáo hóa học: " Preparation of Pectin–ZnO Nanocomposite" pdf

... UV–Vis absorbance spectrum of the pectin ZnO composite Fig. 4 TEM image of the composite of pectin-wrapped ZnO nanoparticles. The inset is a magnified TEM image of a pectin– ZnO composite particle ... consistent with the reported value for bulk ZnO [17], which indicates that crystallinity of ZnO in the composite is as good as (or even better than) that for ZnO prepared...
Ngày tải lên : 22/06/2014, 01:20
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báo cáo hóa học: " Validation of the Clinical COPD Questionnaire (CCQ) in primary care" docx

báo cáo hóa học: " Validation of the Clinical COPD Questionnaire (CCQ) in primary care" docx

... potential conflicts of interest related to the subject of the manuscript exist for any of the authors. References 1. Global Strategy for the Diagnosis, Management and Preven- tion of Chronic Obstructive ... Quality of Life Outcomes 2009, 7:26 http://www.hqlo.com/content/7/1/26 Page 2 of 9 (page number not for citation purposes) Extensive questionnaires for research purpo...
Ngày tải lên : 18/06/2014, 19:20
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Báo cáo hóa học: " Effects of obesity and chronic low back pain on gait" docx

Báo cáo hóa học: " Effects of obesity and chronic low back pain on gait" docx

... Move- ment Analysis Lab of our Institu te using an optoelectro- nic system with 6 cameras (460 VICON, Oxford Metrics Ltd., Oxford, UK) with a sampling rate of 100 Hz, and two force platforms (Kistler, ... ends at toe-off of the same limb; Double stance phase (% gait cycle) % of gait cycle when both feet are on the ground Mean velocity (1/s) mean velocity of progression normalised f...
Ngày tải lên : 19/06/2014, 08:20
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