نتایج جستجو برای: cu nanocomposite

تعداد نتایج: 74849  

In this paper, Cu-Ti nanocomposite synthesized via ball milling of copper-titanium powders in 1, 3, and 6 of weight percentage compounds. The vial speed was 350 rpm and ball to powder weight ratio kept at 15:1 under Argon atmosphere, and the time of milling was 90 h. Obtained powders were studied by scanning electron microscopy (SEM), X-ray diffraction (XRD), and dynamic light scattering (DLS)....

Journal: : 2022

The topological features of the formation (Co40Fe40B20)15(LiNbO3)85 composite films deposited by ion-beam method on a metal electrode Cr/Cu/Cr has been investigated. presence dielectric layer between upper Cr and CoFe–LiNbO3 film with thickness dox ~ 15 nm established. difference in size granules near amorphous volume shown. A model (Co40Fe40B20)x(LiNbO3)100–x nanocomposite at initial stage gro...

Journal: :Oriental journal of chemistry 2023

A polyaniline-mixed metal (Fe-Mn-Zn) oxide (PANFMZO) nanocomposite adsorbent is synthesized and characterized by FTIR, SEM, SEM/EDX Brunauer–Emmett–Teller (BET) analysis. Efficiency of PANFMZO as for removal Cu(II) ions from aqueous matrices analysed. The parameters like change in amount adsorbent, contact time, pH initial ion concentration are studied 69.20% test solution achieved. maximum ads...

Hamid Reza Rezaie Hekmat Razavizadeh Mazdak Hashempour Mehdi Jahangiri,

In this work, homogeneous thermochemical co-precipitation method was used to fabricate W-25wt%Cu nanocomposite. Synthesized nanocomposite powder was calcined and reduced. A hydrogen atmosphere sintering at 1200oC for 105 consolidated the product up to a density close to 98% theoretical density. Wear experiment were carried out using a pin-ondisc set up at three normal loads of 5, 10 and 15 N an...

Hamid Reza Rezaie Hekmat Razavizadeh Mazdak Hashempour Mehdi Jahangiri,

In this work, homogeneous thermochemical co-precipitation method was used to fabricate W-25wt%Cu nanocomposite. Synthesized nanocomposite powder was calcined and reduced. A hydrogen atmosphere sintering at 1200oC for 105 consolidated the product up to a density close to 98% theoretical density. Wear experiment were carried out using a pin-ondisc set up at three normal loads of 5, 10 and 15 N an...

A. Islamnezhad E. D. Zobairi Sh. Keyvan,

A nanocomposite membrane Cu2+ ion-selective electrode has been constructed using a new compound ethyl 1,2,3,4-tetrahydro-4-(4-methoxyphenyl)-6-methyl-2-oxopyrimidine-5-carboxylat (ETMOC) as a neutral ionophore. The electrode works properly. It responds to Cu2+ ion with a sensitivity of 29.5 ± 0.2 mV/decade over the range 1.0 × 10−9 to 5.0 × 10−1M at p...

2017
M. Yu Yi Liu A. Moser D. Weller David J. Sellmyer D. J. Sellmyer

Journal: :Journal of heat transfer 2022

Abstract An enabling advantage of carbon-based conductors is their low density and high thermal conductivity. To put this in the perspective applications, current rating copper nanocomposite different lengths are modeled. For comparison, required to raise maximum temperature studied 150 °C calculated with a joule heating model. The model validated an experimental setup equipped camera. It shown...

2013
Jyotiranjan Roul Ranjit Mohapatra Sunit Kumar Sahoo

Nano-sized materials possess uniqueness in their properties and designs as compared to their bulk counterparts. For this reason, they have attracted a great deal of attention from the scientific community. Nanocomposite is a composition having a dispersed material that has one or more dimensions, such as length, width and thickness, in the nanometer size range. The nano-sized materials have eme...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2011
Lee A Fielding Jeff Tonnar Steven P Armes

The efficient synthesis of all-acrylic, film-forming, core-shell colloidal nanocomposite particles via in situ aqueous emulsion copolymerization of methyl methacrylate with n-butyl acrylate in the presence of a glycerol-functionalized ultrafine silica sol using a cationic azo initiator at 60 °C is reported. It is shown that relatively monodisperse nanocomposite particles can be produced with ty...

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