نتایج جستجو برای: nanorod

تعداد نتایج: 2613  

Journal: :Chemical communications 2011
Guo Ai Wen-Tao Sun Yi-Ling Zhang Lian-Mao Peng

A novel nanoparticle-nanorod composite TiO(2) photoelectrode is fabricated. A 3.20% efficiency is achieved by using a 2.1 μm-thick as-prepared photoelectrode, which is about 3 times of that obtained by a nanorod array electrode (1.05%). The results demonstrate that the composite nanostructure can take advantage of both fast electron transport (nanorod) and high surface area (nanoparticle).

Journal: :Nano letters 2011
Zhang-Kai Zhou Xiao-Niu Peng Zhong-Jian Yang Zong-Suo Zhang Min Li Xiong-Rui Su Qing Zhang Xinyan Shan Qu-Quan Wang Zhenyu Zhang

We investigate the optical response of a gold nanorod array coupled with a semicontinuous nanoparticle film. We find that, as the gold nanoparticle film is adjusted to the percolating regime, the nanorod-film hybrids are tuned into plasmonic Fano resonance, characterized by the coherent coupling of discrete plasmonic modes of the nanorod array with the continuum band of the percolating film. Co...

2017
A. H. Fereidoon M. Moradi S. Sadeghzadeh

Nanorod applications Different types of nanorods Applications of nanorods kinesiology in different technology Different methods of manipulation of Nanorods. Classification of effective parameters in manipulation of Nanorods Effective forces and available theory in nanorod modeling Various theories to model nanorod Appropriate strategy for manipulation of Nanorods and efficient algorithm A compl...

Journal: :Nature nanotechnology 2012
Xiaochun Zhou Nesha May Andoy Guokun Liu Eric Choudhary Kyu-Sung Han Hao Shen Peng Chen

Metal nanoparticles are used as catalysts in a variety of important chemical reactions, and can have a range of different shapes, with facets and sites that differ in catalytic reactivity. To develop better catalysts it is necessary to determine where catalysis occurs on such nanoparticles and what structures are more reactive. Surface science experiments or theory can be used to predict the re...

2017
Pawan Kumar Satbir Singh V. N. Singh Nidhi Singh R. K. Gupta Bipin Kumar Gupta

A novel method for demonstration of photoluminescence intensity distribution in upconverting nanorod bundles using confocal microscopy is reported. Herein, a strategy for the synthesis of highly luminescent dual mode upconverting/downshift Y1.94O3:Ho3+0.02/Yb3+0.04 nanorod bundles by a facile hydrothermal route has been introduced. These luminescent nanorod bundles exhibit strong green emission...

Journal: :Journal of nanoscience and nanotechnology 2011
Lijian Meng Aifeng Ma Pinliang Ying Zhaochi Feng Can Li

For the first time, the TiO2 nanorod arrays have been prepared on ITO substrates at room temperature by dc reactive magnetron sputtering technique. These TiO2 nanorods have a preferred orientation along the (220) direction and are perpendicular to the ITO substrate. Both the X-ray diffraction and Raman scattering measurements show that the highly ordered TiO2 nanorod arrays have an anatase crys...

Thisstudy presents axially forced vibration of a cracked nanorod under harmonic external dynamically load. In constitutive equation of problem, the nonlocal elasticity theory is used. The Crack is modelled as an axial spring in the crack section. In the axial spring model, the nonrod separates two sub-nanorods and the flexibility of the axial spring represents the effect of the crack. Boundary ...

2011
Qian Li Kui Cheng Wenjian Weng Chenlu Song Piyi Du Ge Shen Gaorong Han

In this study, controllable ZnO nanorod arrays were successfully synthesized on Si substrate at room temperature (approx. 25°C). The formation of controllable ZnO nanorod arrays has been investigated using growth media with different concentrations and molar ratios of Zn(NO3)2 to NaOH. Under such a nonequilibrium growth condition, the density and dimension of ZnO nanorod arrays were successfull...

1997
Peidong Yang Charles M. Lieber

Nanorod/superconductor composites were formed by depositing Tl2Ba2Ca2Cu3Oz ~Tl-2223! thick films on high density MgO nanorod arrays that were grown on MgO single crystal substrates. Electron microscopy studies show that this approach creates a high density of columnar defects normal to the CuO2 planes within crystal grains of the composites. The nanorod/superconductor composites exhibited enhan...

2014
Muhamad Saipul Fakir Azzuliani Supangat Khaulah Sulaiman

In this study, the spin coating of template-assisted method is used to synthesize poly[2,7-(9,9-dioctylfluorene)-alt-4,7-bis(thiophen-2-yl)benzo-2,1,3-thiadiazole] (PFO-DBT) nanorod bundles. The morphological, structural, and optical properties of PFO-DBT nanorod bundles are enhanced by varying the spin coating rate (100, 500, and 1,000 rpm) of the common spin coater. The denser morphological d...

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