نتایج جستجو برای: nanowire length

تعداد نتایج: 316115  

2014
Xiaohao Xu Chang Cheng Hongbao Xin Hongxiang Lei Baojun Li

We report a strategy for realizing precise orientation of single silver nanowire using two fiber probes. By launching a laser of 980 nm wavelength into the two fibers, single silver nanowire with a diameter of 600 nm and a length of 6.5 μm suspended in water was trapped and rotated by optical torque resulting from its interaction with optical fields outputted from the fiber probes. Angular orie...

Journal: :Science 2004
Matt Law Donald J Sirbuly Justin C Johnson Josh Goldberger Richard J Saykally Peidong Yang

Although the electrical integration of chemically synthesized nanowires has been achieved with lithography, optical integration, which promises high speeds and greater device versatility, remains unexplored. We describe the properties and functions of individual crystalline oxide nanoribbons that act as subwavelength optical waveguides and assess their applicability as nanoscale photonic elemen...

M. Ghorbani and A.M. Saedi,

Nanowire is a cylindrical nano-structure with nanometer dimensions. In this research, the studied nanowire was made from the magnetic triple Ni-Fe-Co alloy. We utilized ordered porous anodic aluminum oxide as a template for the nanowire deposition. The nanowire arrays were electrodeposited in the cylindrical pores of the oxide layer by AC potential in a simple sulfate bath. Then the relation ...

Journal: :Nano letters 2006
Jiming Bao Mariano A Zimmler Federico Capasso Xiaowei Wang Z F Ren

We present a novel technique for reliable electrical injection into single semiconductor nanowires for light-emitting diodes and lasers. The method makes use of a high-resolution negative electron-beam resist and direct electron-beam patterning for the precise fabrication of a metallic top contact along the length of the nanowire, while a planar substrate is used as a bottom contact. It can be ...

2017

F i g . 1 . ( a) Proximitised Rashba nanowire of finite length with gate-tunable Fermi energy and under a parallel Zeeman field Vz. (b) Bound charges ρb arise in the dielectric surroundings, which interact with free charges in the nanowire. (c,d) Noninteracting and interacting spectra of the nanowire. Extended zero modes (in red) in (d) are the result of the interaction-induced pinning, discuss...

2015
Charusluk Viphavakit Nithi Atthi Sakoolkan Boonruang Christos Themistos Waleed S. Mohammed Kyriacos Kalli B.M.Azizur Rahman Michael Komodromos

In this paper, an ormocomp polymer nanowire with possible use in integrated-optics sensing applications is presented. We discuss the structure design, the fabrication process and present results of the simulation and characterization of the optical field profile. Since the nanowires are designed and intended to be used as integrated optics devices, they are attached to tapered and feed waveguid...

Journal: :Journal of Applied Physics 2023

Using computer simulations, we have studied the percolation and electrical conductance of two-dimensional, random percolating networks curved, zero-width metallic nanowires. We mimicked curved nanowires using circular arcs. The threshold decreased as aspect ratio arcs increased. Comparison with published data on symmetric quadratic B\'{e}zier curves suggests that, when slightly wires is simulat...

Journal: :Micromachines 2015
Cheng-Chih Hsu Yu-Ching Liao Yen-Ting Tsai Hsin-I Yeh Chyan-Chyi Wu

This study fabricated a multiple poly-Si nanowires sensor through a top-down method and immobilized glucose oxidase on the multiple nanowires for determining glucose concentration. The proposed sensor is 340 nm in width and uses five physically identical and parallel nanowires. The sensor contained nanowires of various lengths (3, 5, and 10 μm). Experimental results showed that sensor sensitivi...

2011
Yong-Hong Ye D. Xiao S. Sridhar

We fabricated a series of gold nanowires/alumina composite films with different wire lengths. Optical transmission measurements confirmed that the composite films exhibit transverse and longitudinal surface plasmon resonances. We show that the wavelength of the longitudinal resonance is sensitive to nanowire length, while that of the transverse resonance is not. The experimental results are in ...

2017
Po-Hsun Shih Sheng Yun Wu

Plenty of studies have been performed to probe the diverse properties of ZnO nanowires, but only a few have focused on the physical properties of a single nanowire since analyzing the growth mechanism along a single nanowire is difficult. In this study, a single ZnO nanowire was synthesized using a Ti-assisted chemical vapor deposition (CVD) method to avoid the appearance of catalytic contamina...

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