نتایج جستجو برای: especially nano films including nano silver

تعداد نتایج: 1472660  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده علوم پایه 1393

در این رساله، روشهای احیایی نوین، بسیار موثر و سبز با استفاده از سدیم سیانو بوروهیدرید برای احیای گروههای عاملی کربونیلی، نیترو و اکسیم به صورت زیر ارائه می شود: - احیای ترکیبات کربونیلی با استفاده از nabh3cn در حضور nano fe3o4/h2so4 در دمای اتاق و شرایط بدون حلال - احیای ترکیبات کربونیلی با استفاده از nabh3cn در حضور nano fe3o4@sio2/h2so4 در دمای اتاق و شرایط بدون حلال - احیای ترکیبات کربون...

2010
Yu-Tang Chen

This study utilizes silver nano-fluid filled flat heat pipe. It is aimed at effect of various concentrations on flat heat pipe thermal performance by air-cooling testing equipment. The particles used in these experiments were silver particles 35 nm in size. The base working fluid was pure-water. Nano-fluids were prepared using a two-step method. In the experiment, the thickness and length of th...

2014
Anish Khan Aftab Aslam Parwaz Khan Abdullah M. Asiri Malik Abdul Rub

Poly(o-anisidine) molybdophosphate was expediently obtained by sol-gel mixing of Poly(o-anisidine) into the inorganic matrices of molybdophosphate, which was allowed to react with silver nitrate to the formation of poly(o-anisidine) molybdophosphate embedded silver nano composite. The composite was characterized by Fourier Transform Infrared Spectroscopy, X-ray powder diffraction, UV-Vis Spectr...

Journal: :Journal of Nanobiotechnology 2008
Caterina Minelli Akemi Kikuta Nataliya Tsud Michael D Ball Akiko Yamamoto

BACKGROUND Polymers are attractive materials for both biomedical engineering and cardiovascular applications. Although nano-topography has been found to influence cell behaviour, no established method exists to understand and evaluate the effects of nano-topography on polymer-blood interaction. RESULTS We optimized a micro-fluidic set-up to study the interaction of whole blood with nano-struc...

2011
Motonobu Goto Siti Machmudah Armando T. Quitain Mitsuru Sasaki

Fabrication of nano-structured materials has been developed by performing pulsed laser ablation of copper, gold, and silver plates in supercritical CO2. The metal nano-structured particles were successfully generated with allowing the selective generation of clusters. Laser ablation was performed with an excitation wavelength of 532 nm. On the basis of the experimental result, both surface of a...

M. Kargar Razi, M. Mohammadi R. Sarraf Mamoory S. Azadi

According to the unique properties and many applications of nano silver powder, it was prepared from acid leaching tail solution. The low value residual gold and silver ions were occurred with fellow heavy metals as pollutants (Fe2+, Cu 2+ and Zn2+) in acid leaching tail solution in Mouteh gold mine in Iran. Preparation of nano silver particles was achieved in two steps: first, by addition of a...

M. Kargar Razi, M. Mohammadi R. Sarraf Mamoory S. Azadi

According to the unique properties and many applications of nano silver powder, it was prepared from acid leaching tail solution. The low value residual gold and silver ions were occurred with fellow heavy metals as pollutants (Fe2+, Cu 2+ and Zn2+) in acid leaching tail solution in Mouteh gold mine in Iran. Preparation of nano silver particles was achieved in two steps: first, by addition of a...

Journal: :international journal of bio-inorganic hybrid nanomaterials 0

in the current study, whey protein- pullulan- clay nanocomposite films are prepared by casting method. the effect of nanoclay at three concentrations (1%, 3% and 5%) on physical properties such as moisture content, solubility in water, water vapor permeability and transparency of whey protein- pullulan composite films investigated. the results show that the effect of nanoparticles on composite ...

2006
Theo F.G. Muller Dirk Knoesen Chris Arendse Ryno Swanepoel Sylvain Halindintwali Chris Theron

Hot-wire chemical vapour deposition (HWCVD) has been used to prepare both hydrogenated amorphous silicon (a-Si:H) and nano/ microcrystalline thin layers as intrinsic material at different deposition conditions, in order to establish optimum conditions where the hydrogen content would be minimal and the films would still exhibit good optical properties. Experimental data shows that by varying de...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پایه 1388

در سالهای اخیر تلاش زیادی برای سنتز کمپلکس های سوپرامولکول و پلیمرهای کوئوردیناسیونی بر مبنای لیگاندهای آلی چند دندانه شده است. این مواد به دلیل داشتن خواص منحصر به فرد، کاربردهای زیادی در صنعت دارند. سنتز پلیمرهای کوئوردیناسیونی جدید از سرب(ii) در ابعاد بالک(توده) و نانو با استفاده از روش گرادیان دمایی و به روش شاخه جانبی صورت گرفته و با روش طیف سنجی ir و پایداری گرمایی آن ها توسط آنالیزهای وز...

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