نتایج جستجو برای: nanostructure pattern

تعداد نتایج: 354465  

2017
A. A. M. Idris R. Arsat M. K. Ahmad F. Sidek

This paper reports the effect of the different deposition methods towards the ZnO nanostructure crystal quality and film thickness on the polyimide substrate. The ZnO film has been deposited by using the spray pyrolysis technique, sol-gel and RF Sputtering. Different methods give a different nanostructure of the ZnO thin film. Sol gel methods, results of nanoflowers ZnO thin film with the thick...

Journal: :Chemical communications 2013
Jenifer Mains Dimitrios A Lamprou Lisa McIntosh Iain D H Oswald Andrew J Urquhart

Beta-adrenocepetor antagonists (beta-blockers) alter the nanostructure of lysozyme amyloids, resulting in different drug release profiles.

2009
Haiping Matthew Chen Lin Pang Aditya Kher Yeshaiahu Fainman

The authors simulated, fabricated, and characterized a mushroomlike composite metallodielectric nanostructure that shows improved characteristics for surface plasmon resonance sensing applications with an enhancement in the normal electric field compared to the conventional nanohole structure. A fabrication method is introduced to give controllable linewidth by an oblique metal deposition proce...

2017
Yanwei Cao Xiaoxuan Xiang Renjun Pei Yang Li Yuting Yan Xinhua Guo

A junction DNA nanostructure has been successfully built in lithium acetate buffer solution at a near-neutral pH value through the connection of two slipped junction structures that are formed by G-rich and C-rich strands. The GC-rich duplex junctions in the nanostructure can be switched to G-quadruplexes and i-motifs in weakly acidic potassium acetate solution, which leads to the assembly of D...

1998
Chi Wu Xingping Qiu

A combination of static and dynamic laser light scattering has revealed that at temperatures higher than ,33 ±C a linear poly(N-isopropylacrylamide) chain grafted with poly(ethylene oxide) (PNIPAMg-PEO) in water can undergo a “coil-to-globule” transition to form a stable single chain core-shell nanostructure with the collapsed PNIPAM chain backbone as the hydrophobic core and the grafted PEO br...

Journal: :Materials advances 2021

ZnO—a versatile nanostructure for self-powered devices.

2015
Alia Méndez Yolanda Reyes Gabriel Trejo Krzysztof StĘpień Ştefan Ţălu

The aim of this study was to evaluate the three-dimensional (3D) surface micromorphology of zinc/silver particles (Zn/AgPs) composite coatings with antibacterial activity prepared using an electrodeposition technique. These 3D nanostructures were investigated over square areas of 5 μm × 5 μm by atomic force microscopy (AFM), fractal, and wavelet analysis. The fractal analysis of 3D surface roug...

Journal: :ACS nano 2015
Pawel W Majewski Kevin G Yager

For the promise of self-assembly to be realized, processing techniques must be developed that simultaneously enable control of the nanoscale morphology, rapid assembly, and, ideally, the ability to pattern the nanostructure. Here, we demonstrate how photothermal gradients can be used to control the ordering of block copolymer thin films. Highly localized laser heating leads to intense thermal g...

Journal: :Nanoscale 2014
Yu-Hsuan Hsiao Cheng-Ying Chen Li-Chuan Huang Guan-Jhong Lin Der-Hsien Lien Jian-Jang Huang Jr-Hau He

Syringe-like ZnO nanorods (NRs) were fabricated on InGaN/GaN light emitting diodes (LEDs) by a hydrothermal method. Without sacrificing the electrical performances of LEDs, syringe-like NRs can enhance light extraction capability by 10.5% at 20 mA and shape the radiation profile with a view angle collimated from 136° to 121°. By performing optical experiments and simulation, it is found that th...

Journal: :Nanoscale 2014
Yuanmin Zhu Pingping Liu Rong Yu Ying-Hui Hsieh Dan Ke Ying-Hao Chu Qian Zhan

Anisotropic nano-plate structures in self-assembled perovskite-spinel thin films, BiFeO3-NiFe2O4 and BiFeO3-CoFe2O4, which were deposited on (001)c SrRuO3/SrTiO3 and DyScO3 substrates, respectively, have been demonstrated using transmission electron microscopy combined with strain analysis. Unlike the unitary cube-on-cube orientation relationship reported widely, the growth direction of the CoF...

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