نتایج جستجو برای: nanoporous anodic aluminum oxide aao

تعداد نتایج: 228769  

Journal: :Journal of Materials Science: Materials in Electronics 2021

Anodic aluminum oxide (AAO) film with a thickness ranging from 20 to 100 μm was prepared using large-sized Al plate (4 cm × 10 cm) investigate the anodization parameter effect on and volume expansion factor. A corrosion treatment (voltage = 0 V) performed dissolution caused by acid. The actual anode surface temperature also measured confirm field-assisted nature of AAO dissolution. increases ex...

Journal: :Chemical communications 2009
Junping Zhang Cynthia S Day David L Carroll

This paper proposes a novel approach to fabricate hyper-branched anodic aluminium oxide (AAO) nanostructures with different branches on the vertically-aligned trunk and at the trunk terminal. Silver nanowires with different dimensional and multifunctional complexity have been prepared from this hyper-branched AAO template by varying the electrodeposition time. These kinds of novel nanostructure...

Journal: :Journal of nanoscience and nanotechnology 2005
Hongguo Zhang Zhi Chen Tianxiang Li Kozo Saito

A one-dimensional array of nanopores horizontally aligned on a silicon substrate was successfully fabricated by anodic aluminum oxidation (AAO) using a modified two-step procedure. SEM pictures show clear nanostructures of well-aligned one-dimensional nanopore arrays without cracks at the interfaces of the sandwiched structures. The processes are compatible with the planar silicon integrated ci...

2010
Nevin Taşaltın Sadullah Öztürk Necmettin Kılınç Hayrettin Yüzer ZaferZiya Öztürk

A vertically aligned Pd nanowire array was successfully fabricated on an Au/Ti substrate using an anodic aluminum oxide (AAO) template by a direct voltage electrodeposition method at room temperature using diluted neutral electrolyte. The fabrication of Pd nanowires was controlled by analyzing the current-time transient during electrodeposition using potentiostat. The AAO template and the Pd na...

2016
Alberto Castro-Muñiz Yasuto Hoshikawa Hiroshi Komiyama Wataru Nakayama Tetsuji Itoh Takashi Kyotani

Citation: Castro-Muñiz A, Hoshikawa Y, Komiyama H, Nakayama W, Itoh T and Kyotani T (2016) Improving the Direct Electron Transfer in Monolithic Bioelectrodes Prepared by Immobilization of FDH Enzyme on Carbon-Coated Anodic Aluminum Oxide Films. Front. Mater. 3:7. doi: 10.3389/fmats.2016.00007 improving the Direct electron Transfer in Monolithic Bioelectrodes Prepared by immobilization of FDh en...

Journal: :Nanotechnology 2008
Li-Feng Liu Seung-Woo Lee Jing-Bo Li Marin Alexe Guang-Hui Rao Wei-Ya Zhou Jae-Jong Lee Woo Lee Ulrich Gösele

AgI nanowires/anodic aluminum oxide (AgI NWs/AAO) composites have been fabricated by a simple approach, which involves the thermal melting of AgI powders on the surface of the AAO membrane, followed by the infiltration of the molten AgI inside the nanochannels. As-prepared AgI nanowires have corrugated outer surfaces and are polycrystalline according to scanning electron microscopy (SEM) and tr...

Journal: :Nanoscale 2014
Kasim Ocakoglu Khurram S Joya Ersan Harputlu Anna Tarnowska Daniel T Gryko

Self-assembled supramolecular organization of nano-structured biomimetic light-harvesting modules inside solid-state nano-templates can be exploited to develop excellent light-harvesting materials for artificial photosynthetic devices. We present here a hybrid light-harvesting system mimicking the chlorosomal structures of the natural photosynthetic system using synthetic zinc chlorin units (Zn...

2011
Francisco Márquez Carmen Morant Vicente López Félix Zamora Teresa Campo Eduardo Elizalde

Amorphous Si nanowires have been directly synthesized by a thermal processing of Si substrates. This method involves the deposition of an anodic aluminum oxide mask on a crystalline Si (100) substrate. Fe, Au, and Pt thin films with thicknesses of ca. 30 nm deposited on the anodic aluminum oxide-Si substrates have been used as catalysts. During the thermal treatment of the samples, thin films o...

Journal: :journal of ultrafine grained and nanostructured materials 2014
mina salehi pirooz marashi maryam salehi reza ghannad

anodic aluminum oxide (aao) fabricated by two step anodization technique, is used as a template to synthesize feco nanowire arrays by ac electrodeposition technique. response surface methodology (rsm) is applied to design the experiments, fit an empirical model and optimize the conditions to achieve the best magnetic properties. the magnetic properties, pore dimensions, composition and structur...

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