Results 31 to 40 of about 16,055 (208)

Incorporation of Ions into Nanostructured Anodic Oxides—Mechanism and Functionalities

open access: yesMolecules, 2021
Anodic oxidation of metals leads to the formation of ordered nanoporous or nanotubular oxide layers that contribute to numerous existing and emerging applications.
Anna M. Brudzisz   +2 more
doaj   +1 more source

Nanoporous chromium thin film for active detection of toxic heavy metals traces using surface-enhanced Raman spectroscopy

open access: yesMaterials Research Express, 2020
In this work, nanoporous Cr thin film was designed by a novel method for the detection of toxic heavy metals based on surface-enhanced Raman spectroscopy.
Ashour M Ahmed, Mohamed Shaban
doaj   +1 more source

Application of retardation-modulation polarimetry in studies of nanocomposite materials

open access: yes, 2019
We demonstrate an application of retardation-modulation polarimetry in studies of nanocomposite materials. Molecular ordering is explored on both nonchiral and chiral liquid crystals (LCs) in the bulk state and embedded into parallel-arrays of ...
Andrushchak, Anatoliy   +4 more
core   +1 more source

Recent Progress in the Fabrication and Optical Properties of Nanoporous Anodic Alumina

open access: yesNanomaterials, 2022
The fabrication of a thick oxide layer onto an aluminum surface via anodization has been a subject of intense research activity for more than a century, largely due to protective and decorative applications.
Khoobaram S. Choudhari   +3 more
doaj   +1 more source

Submerged nanoporous anodized alumina structure for solar-powered desalination

open access: yesEnvironmental Science and Pollution Research, 2023
Abstract Development of nano-porous structures utilizing a single step of anodization technique is well recognized as a cost-effective and straightforward approach for several applications. In the current work, anodized alumina was developed with nano-porous structure by utilizing oxalic acid as an electrolyte with a continuous voltage of 40 V.
Ajay Kaviti   +4 more
openaire   +3 more sources

Solvent Mediated Assembly of Nanoparticles Confined in Mesoporous Alumina

open access: yes, 2006
The controlled self-assembly of thiol stabilized gold nanocrystals in a mediating solvent and confined within mesoporous alumina was probed in situ with small angle x-ray scattering.
A. Dokoutchaev   +13 more
core   +1 more source

Controlling magnetization reversal in Co/Pt nanostructures with perpendicular anisotropy [PDF]

open access: yes, 2009
We demonstrate a simple method to tailor the magnetization reversal mechanisms of Co/Pt multilayers by depositing them onto large area nanoporous anodized alumina (AAO) with various aspect ratios, A = pore depth/diameter.
Dumas, Randy K.   +6 more
core   +2 more sources

Modification of alumina matrices through chemical etching and electroless deposition of nano-Au array for amperometric sensing

open access: yesNanoscale Research Letters, 2007
Simple nanoporous alumina matrix modification procedure, in which the electrically highly insulating alumina barrier layer at the bottom of the pores is replaced with the conductive layer of the gold beds, was described.
Valinčius Gintaras   +4 more
doaj   +1 more source

Bacteria repelling on highly-ordered alumina-nanopore structures [PDF]

open access: yesJournal of Applied Physics, 2015
Bacteria introduce diseases and infections to humans by their adherence to biomaterials, such as implants and surgical tools. Cell desorption is an effective step to reduce such damage. Here, we report mechanisms of bacteria desorption. An alumina nanopore structure (ANS) with pore size of 35 nm, 55 nm, 70 nm, and 80 nm was used as substrate to grow ...
Sunghan Kim   +4 more
openaire   +2 more sources

Reduction of magnetostatic interactions in self-organized arrays of nickel nanowires using atomic layer deposition

open access: yes, 2011
Ordered arrays of magnetic nanowires are commonly synthesized by electrodeposition in nanoporous alumina templates. Due to their dense packing, strong magnetostatic interactions prevent the manipulation of wires individually.
Cagnon, Laurent   +3 more
core   +4 more sources

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