نتایج جستجو برای: nanostructure pattern

تعداد نتایج: 354465  

Journal: :advances in environmental technology 0
mohsen mehdipour ghazi faculty of chemical, petroleum, and gas engineering, semnan university, semnan, 35131-19111, iran afsaneh shokri faculty of chemical, petroleum, and gas engineering, semnan university, semnan, 35131-19111, iran

in present investigation, zno nanostructure was synthesized by means of a precipitation and sonochemical methods. the x-ray diffraction (xrd) pattern is shown that the wurtzite structure of zno has the hexagonal symmetry and there is no impurity. the average zno particles crystallite size was calculated about 41 nm. the sem and tem images reveal nanostructure zno particles with a cauliflower-li...

Journal: :Small structures 2021

Micro–Nanostructure-Assisted Luminescence The micro-nanostructure engineering provides an effective strategy for improving the luminescent characteristics of perovskite materials and optoelectronics. In article number 2100084, Yan-Qing Li, Jian-Xin Tang, co-workers summarize recent developments micro–nanostructure-assisted optical manipulation approaches to enhance photo/electroluminescence emi...

2016
Govind Dayal

DOI: 10.1002/adom.201600356 of the local environment. [ 5 ] Confi nement of plasmon modes to a surface of metal nanostructures under the constraints imposed by the fi nite boundaries of the nanostructure alters their dispersion, only allowing for discrete solutions. In the quasi-static limit, where the wavelength of the excitation light is much larger than the size of the nanostructure, the nan...

Journal: :Nanoscale 2015
Pin Hao Zhenhuan Zhao Liyi Li Chia-Chi Tuan Haidong Li Yuanhua Sang Huaidong Jiang C P Wong Hong Liu

Current applications of carbon-based supercapacitors are limited by their low energy density. One promising strategy to enhance the energy density is to couple metal oxides with carbon materials. In this study, a porous MnCo2O4.5 nanoneedle/carbon aerogel hybrid nanostructure was synthesized by assembling MnCo2O4.5 nanoneedle arrays on the surface of channel walls of hierarchical porous carbon ...

Journal: :journal of nanostructures 2012
m. zahedifar m. mehrabi m. modarres s. harooni

beryllium  oxide  (beo)  nanopowder  was  synthesized  using  sol-gel method  and  the  effects  of  changes of  chemical  reagents  were investigated.  because  of  tissue  equivalence  and  other  outstanding thermoluminescence  (tl) properties of  the bulk material  in x and γ dosimetry, the applicability of this nanostructure in tl dosimetry was studied  following  irradiation to  the 137 c...

Journal: :Nanotechnology 2021

The thermal stability of antireflective moth-eye topographical features fabricated by nanoimprint lithography on poly (methyl methacrylate) (PMMA) incorporating TiO2nanoparticles is explored. effect nanoparticle load the relaxation dynamics nanostructure evaluated via grazing incidence small angle x-ray scattering measurements byin situmonitoring structural decay nanopatterns upon annealing. It...

Journal: :Advanced materials and technologies 2023

Abstract The homogeneous and ordered coverage of substrate surfaces with nanostructures is still a challenge often tackled today, for example, by inkjet printing. In this case, drying effects in printed liquid droplets can lead to undesired pattern formation. Herein, colloidal arrays poly‐ N ‐isopropylacrylamide are used site‐selective self‐assembly gold nanoparticles on large areas. soft collo...

Journal: : 2022

GaN nanostructure was Synthesized using Pulsed laser ablation in liquid ethanol with Nd:YAG at pulsed energy of 1600 mj and wavelength 1064 nm. The nanoparticle deposited the drop cast method on prepared porous silicon substrate. structural optical properties were studied. XRD pattern shows a high sharp peak pSi 2θ =28.74 reflected from (111) plane exhibits h-GaN rise =34.54, =37.49, 2θ= 48.19 ...

Journal: :Journal of biomechanical engineering 2002
Alexander A Spector Mohammed Ameen Panos G Charalambides Aleksander S Popel

We consider the mechanical properties of the outer hair cell cytoskeleton. The cytoskeleton is represented as a set of microdomains of different sizes and orientations composed of actin filaments and spectrin crosslinks. An intermediate material between domains is also introduced. The domain characteristics are randomly generated and the histograms of the cytoskeleton stiffness moduli are obtai...

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