نتایج جستجو برای: thin film nanocomposite membrane

تعداد نتایج: 580327  

Journal: :Water 2023

Developing thin-film nanocomposite (TFN) membranes by incorporating nanomaterials into the selective polyamide (PA) layer is an effective strategy to improve separation and antibacterial properties. In this study, TFN nanofiltration (NF) were fabricated interfacial polymerization of piperazine (PIP) trimesoyl chloride (TMC) with addition Zinc-Iron-Cerium (ZnFeCe) layered double hydroxide (LDH)....

Journal: :Materials advances 2022

1. CCTS and CCTS:CQD nanocomposites were successfully deposited. 2. Physical characteristics of synthesized thin films examined. 3. nanocomposite was used as a p-type layer in an inorganic thin-film solar cell. 4. The photoconversion efficiencies obtained for nanocomposite.

2012
Konstantin Grytsenko Valeri Lozovski Galyna Strilchuk Sigurd Schrader

Nanocomposite films consisting of gold inclusions in the polytetrafluoroethylene (PTFE) matrix were obtained by thermal vacuum deposition. Annealing of the obtained films with different temperatures was used to measure varying of film morphologies. The dependence of optical properties of the films on their morphology was studied. It was established that absorption and profile of the nanocomposi...

Journal: :Small 2008
Thad Druffel Natalia Mandzy Mahendra Sunkara Eric Grulke

Thin film metal oxide coatings have been used commercially as electromagnetic filters from the UV to infrared regions for over half a century. Deposition onto a substrate has typically been accomplished using vapor deposition techniques and more recently sol–gel methods. These coatings provide very good optical and mechanical performance when applied to substrates with similar thermal and mecha...

2009
Jum Suk Jang Ki Youl Yoon Xiaoyin Xiao Fu-Ren F. Fan Allen J. Bard

Ag-Fe2O3 and Sn-doped Ag-Fe2O3 nanocomposite photocatalysts were optimized by scanning photoelectrochemical microscopy (SPECM) as a potential photoelectrochemical material for visible light irradiation (λ g 420 nm). The photocurrent vs potential response and the action spectra were investigated in a three-electrode cell. Among different mole ratios, the composition of nanocomposite with 50%Ag-5...

Journal: :Science and technology of advanced materials 2011
Suresha K Mahadeva Jaehwan Kim

A highly flexible nanocomposite was developed by coating a regenerated cellulose film with a thin layer of tin oxide (SnO2) by liquid-phase deposition. Tin oxide was crystallized in solution and formed nanocrystal coatings on regenerated cellulose. The nanocrystalline layers did not exfoliate from cellulose. Transmission electron microscopy and energy dispersive x-ray spectroscopy suggest that ...

2010
E. Kheng E. M. Arruda

This paper characterizes the fracture toughness of layer-by-layer (LBL) manufactured thin films with elastic polyurethane, a tough polymer, and poly(acrylic acid) as a stiffening agent. A single-edge-notch tension (SENT) specimen is used to study mode I crack propagation as a function of applied loading. Experimental results for the full-field time histories of the strain maps in the fracturing...

Journal: :Nature communications 2015
Yanxi Li Zhongchang Wang Jianjun Yao Tiannan Yang Zhiguang Wang Jia-Mian Hu Chunlin Chen Rong Sun Zhipeng Tian Jiefang Li Long-Qing Chen Dwight Viehland

Magnetoelectric composite thin films hold substantial promise for applications in novel multifunctional devices. However, there are presently shortcomings for both the extensively studied bilayer epitaxial (2-2) and vertically architectured nanocomposite (1-3) film systems, restricting their applications. Here we design a novel growth strategy to fabricate an architectured nanocomposite heteros...

2009
M. Yang T. P. Chen Y. Liu J. I. Wong

In this work, visible electroluminescence (EL) from aluminum nitride (AlN) thin film containing aluminum nanocrystals (nc-Al) prepared by a radio frequency sputtering technique is reported. The yellow EL shows a spectrum peaked at 565 nm. A linear relationship between the EL and the current transport in the nc-Al/AlN nanocomposite thin film is observed, and both the current transport and the EL...

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