نتایج جستجو برای: pulsed ac electrodeposition

تعداد نتایج: 73951  

Journal: :Journal of Materials Chemistry C 2021

The thermal conductivity of CuNi alloys grown by pulsed electrodeposition is reduced the nanostructuration to a value 9.0 ± 0.9 W m?1 K?1 due incorporation saccharine in electrolyte which allowed reduction crystallite size.

A. Ramazani, M. Almasi kashi Z. Haji jamali,

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...

2016
Cristina V. Manzano Begoña Abad Miguel Muñoz Rojo Yee Rui Koh Stephen L. Hodson Antonio M. Lopez Martinez Xianfan Xu Ali Shakouri Timothy D. Sands Theodorian Borca-Tasciuc Marisol Martin-Gonzalez

Highly oriented [1 1 0] Bi2Te3 films were obtained by pulsed electrodeposition. The structure, composition, and morphology of these films were characterized. The thermoelectric figure of merit (zT), both parallel and perpendicular to the substrate surface, were determined by measuring the Seebeck coefficient, electrical conductivity, and thermal conductivity in each direction. At 300 K, the in-...

Journal: :Chemical communications 2013
Ana Sol Peinetti Santiago Herrera Graciela A González Fernando Battaglini

The synthesis of atomic metal (gold and nickel) clusters by pulsed galvanostatic electrodeposition on nanoporous alumina is presented. The method allows the production of clusters with an average diameter of 0.7 nm for gold and 1.1 nm for nickel, while the size can be controlled through the current density applied. This strategy represents a simple and efficient method for the construction of h...

Journal: :Advanced materials 2013
Jim Benson Igor Kovalenko Sofiane Boukhalfa David Lashmore Mohan Sanghadasa Gleb Yushin

Pulsed electrodeposition of polyaniline (PANI) allows the fabrication of flexible, electrically conductive, nonwoven PANI-carbon nanotube (PANI-CNT) composite fabrics. They possess specific tensile strength and a modulus of toughness higher than that of aluminum matrix composites, titanium and aluminum alloys, steels, and many other structural materials. Electrochemical tests show that these na...

Journal: :Journal of the Surface Finishing Society of Japan 1996

Journal: :Journal of the Metal Finishing Society of Japan 1985

روح ا... گلی پور, , عبدالعلی رمضانی, , علی خیاطیان, , محمد الماسی کاشی, ,

  Co and Ni magnetic nanowires with different diameter and deposition time were fabricated into the alumina template using ac electrodeposition. For Ni nanowires with 30 nm diameter the coercivity initially increased then dropped with deposition time, while it only increased with deposition time for all the other diameters. In general, the results showed that the coercivity reduced with diamete...

2010
Anna Palacios Padrós Fausto Sanz

Copper indium diselenide thin films have been prepared onto ITO (In2O3:Sn) substrates by a newly developed pulsed electrodeposition method. The proposed scheme consists of a cyclically repeated pulsed potential sequence at the corresponding deposition potentials of elemental Cu, Se and In. When the potential is stepped back to the initial Cu electrodeposition potential after a full cycle to sta...

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...

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