نتایج جستجو برای: Nanoporous anodized aluminum

تعداد نتایج: 56276  

2012

Anodizing is an electrochemical process that converts the metal surface into a decorative, durable, corrosion-resistant, anodic oxide finish. Aluminum is ideally suited to anodizing, although other nonferrous metals, such as magnesium and titanium, also can be anodized. The anodic oxide structure originates from the aluminum substrate and is composed entirely of aluminum oxide. This aluminum ox...

2012

Anodizing is an electrochemical process that converts the metal surface into a decorative, durable, corrosion-resistant, anodic oxide finish. Aluminum is ideally suited to anodizing, although other nonferrous metals, such as magnesium and titanium, also can be anodized. The anodic oxide structure originates from the aluminum substrate and is composed entirely of aluminum oxide. This aluminum ox...

2013
Peter E. Petrochenko Shelby A. Skoog Qin Zhang David J. Comstock Jeffrey W. Elam Peter L. Goering Roger J. Narayan

Zinc oxide (ZnO) is a widely used commercial material that is finding use in wound healing applications due to its antimicrobial properties. Our study demonstrates a novel approach for coating ZnO with precise thickness control onto 20 nm and 100 nm pore diameter anodized aluminum oxide using atomic layer deposition (ALD). ZnO was deposited throughout the nanoporous structure of the anodized al...

2001
Wenchong Hu Dawei Gong Zhi Chen Kozo Saito Craig A. Grimes Padmakar Kichambare

Aligned, open-tipped carbon nanotube arrays of high density and uniformity were synthesized via a flame method on silicon substrates using a nanoporous template of anodized aluminum oxide from which the nanotubes were grown. The diameter and length of the nanotubes are controlled by the geometry of the aluminum oxide template. These results show the feasibility of integration between carbon nan...

Journal: :Biomedical microdevices 2009
Jeong-Mi Moon Demir Akin Yi Xuan Peide D Ye Peixuan Guo Rashid Bashir

Bacteriophage phi29 virus nanoparticles and its associated DNA packaging nanomotor can provide for novel possibilities towards the development of hybrid bio-nano structures. Towards the goal of interfacing the phi29 viruses and nanomotors with artificial micro and nanostructures, we fabricated nanoporous Anodic Aluminum Oxide (AAO) membranes with pore size of 70 nm and shrunk the pores to sub 4...

2003
K. KAMINAGA

1. In t roduct ion Electrolytic coloring, electrodeposition coating and several other surface finishing techniques for anodized aluminum have been performed by applying secondary and sometimes tertiary electrolysis to anodized aluminum. Upon applying secondary electrolysis to anodized aluminum, thc understanding of (1) the pore filling theory, (2) flaw theory and (3) current recovery phenomena ...

2014
Changjun Jiang Lei Wu WenWen Wei Chunhui Dong Jinli Yao

UNLABELLED A novel conductive process for resistive random access memory cells is investigated based on nanoporous anodized aluminum oxide template. Bipolar resistive switching characteristic is clearly observed in CoFe2O4 thin film. Stable and repeatable resistive switching behavior is acquired at the same time. On the basis of conductive filament model, possible generation mechanisms for the ...

2017
N. Zhang C. Keogh P. Meagher

This study demonstrates a mass production method using nanoporous Anodized Aluminum Oxide (AAO) templates as mould insert tools that are used to structure large area polymer surfaces by a micro injection moulding process. SEM and water contact angle measurements served to evaluate the effect of nanostructures on surface properties. Human umbilical vein endothelial cells were cultured on nano-st...

2012
Chien-Chih Huang Chin-Chung Yu Shih-Yuan Chen Yeong-Der Yao Jun-Yang Lai

By making use of an e-beam deposition system, the [Co(2 Å)/Pd(10 Å)]15 multilayers were prepared on a Si(100) substrate and anodized aluminum oxide [AAO] templates with average pore diameters of around 185, 95, and 40 nm. The mechanism of magnetization reversal of the Co/Pd multilayers was investigated. Wall motion was observed on the Co/Pd multilayers grown on the Si substrate. A combination o...

2016
Mohamed Farhat Tsung-Chieh Cheng Khai. Q. Le Mark Ming-Cheng Cheng Hakan Bağcı Pai-Yen Chen

We present here a broadband, wide-angle, and polarization-independent nearly perfect absorber consisting of mirror-backed nanoporous alumina. By electrochemically anodizing the disordered multicomponent aluminum and properly tailoring the thickness and air-filling fraction of nanoporous alumina, according to the Maxwell-Garnet mixture theory, a large-area dark alumina can be made with excellent...

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