نتایج جستجو برای: feconi nanowires

تعداد نتایج: 14689  

2013
Yong Zhang TingTing Zuo YongQiang Cheng Peter K. Liaw

Soft magnetic materials (SMMs) find important applications in a number of areas. The diverse requirements for these applications are often demanding and challenging for the design and fabrication of SMMs. Here we report a new class of FeCoNi(AlSi)x (0 ≤ x ≤ 0.8 in molar ratio) SMMs based on high-entropy alloys (HEAs). It is found that with the compositional and structural changes, the optimal b...

In this work, NiCu and CoCu alloy nanowires were prepared by electrodeposition within nuclear track-etched polycarbonate membranes with the nominal diameter of 30nm. Electrodeposition was carried out under potentiostatic control with three electrodes. In order to grow CoCu nanowires and NiCu nanowires, an electrolyte containing salts of Co and Cu, and an electrolyte containing the salts of Ni...

Journal: :journal of ultrafine grained and nanostructured materials 2013
vahid ghafouri mohsen shariati akbar ebrahimzad

zno nanowires with a diameter of 70 nm and nanorods with a diameter in the range of 100-150 nm and two micrometer in length were grown on glass substrates by resistive evaporation method and applying a two step oxidation process at low temperatures, without using any catalyst, template or buffer layer. xrd pattern of these nanostructures indicated a good crystallinity property with wurtzite hex...

Journal: :journal of nanostructures 2015
m. ahmadzadeh m. almasi-kashi

cofecu nanowires were deposited by pulsed electrodeposition technique into the porous alumina templates by a two-step mild anodization technique, using the single-bath method. the electrodeposition was performed in a constant electrolyte while cu constant was controlled by electrodeposition current. the electrodeposition current was 3.5, 4.25, 5 and 6 ma. the effect of electrodeposition current...

Journal: :Science China. Materials 2022

When compared with pure water, hydrogen produced by seawater electrolysis has a better practical application potential. By replacing the oxygen evolution reaction (OER) and competitive chlorine (ClER) thermodynamically favorable anodic hydrazine oxidation (HzOR) in alkaline seawater, energy-saving production can be achieved. In this study, Fe/Co dual-doped Ni2P MIL-FeCoNi heterostructures (FeCo...

اسحاقی, فاطمه, الماسی‌کاشی, محمد, حسینی, سیدرضا, رمضانی, عبدالعلی,

Co nanowires were fabricated onto the nanoporous aluminum oxide arrays using ac electrodeposition technique. The influence of frequency and pH on the magnetic properties and crystal structure of symmetric (18-18 V) and non-symmetric (18-12 V) electrodeposited Co nanowires was investigated. A direct relation was seen between saturation magnetization, squareness and coercivity of the samples prep...

Journal: :international journal of nano dimension 0
s. sabbaghi nano chemical engineering dep. of shiraz university, shiraz, iran. h. orojlou nano technology research institute, shiraz university, shiraz, iran. m. r. parvizi research and development of boualisina petrochemical company,mahshahr, iran. r. saboori nano technology research institute, shiraz university, shiraz, iran. m. sahooli nano chemical engineering dep. of shiraz university, shiraz, iran.

in the past decades, many methods have been developed to synthesize zero- dimensional  nanoparticles, quasi–one–dimensional (1d) cuo nanostructures, such as metal organic deposition technique,  microwave irradiation, sol-gel-like dip  technique, reverse micelle-assisted route, chemical method, and simple template free solution route. among those synthesis methods, hydrothermal and chemical reac...

Journal: :journal of nanostructures 2015
z. haji jamali m. almasi kashi a. ramazani

nicu alloy nanowires arrays were embedded into the anodic aluminum oxide (aao) template by ac-pulse electrodeposition. different off-time were used in electrolyte with constant concentration of ni and cu and acidity of 3. the effect of deposition parameters on alloy contents was investigated by studying the microstructure and magnetic properties of as-deposited nicu alloy nanowires. atomic forc...

2009
Jyothish Thangala Zhiqiang Chen Alan Chin Cun-Zheng Ning Mahendra K. Sunkara

Here, we report that the postsynthesis nitridation of tungsten oxide nanowires can result in single crystal nitride nanowires when the initial diameters of the nanowires are less than 10 nm. For nanowires with diameters greater than 10 nm, the nitridation of nanowires resulted in polycrystalline but highly oriented tungsten nitride domains in nanowires. Partially nitrided nanowires show an epit...

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