Results 21 to 30 of about 17,537 (281)

Synthesis and properties of Co-doped titanate nanotubes and their optical sensitization with methylene blue [PDF]

, 2013
Here we report on a novel chemical route to synthesize homogenous cobalt doped titanate nanotubes (CoTNT), using an amorphous Co-doped precursor. The influence of the synthesis temperature, autoclave dwell time and metal doping on the structural and ...
Ferreira, V. C., Monteiro, O. C., Nunes, M. R., Silvestre, A. J.   +3 more
core   +2 more sources

Framework for technical communication skills content development for students in Malaysian Vocational Colleges: a fuzzy delphi study [PDF]

, 2019
Developing technical communication is vital to ensure employability of graduates in Technical and Vocational Education and Training (TVET) institutions.
Abdul Razzaq, Abdul Rasid, Alias, Norlidah, DeWitt, Dorothy, Jamaludin, Khairul Azhar   +3 more
core   +2 more sources

Application of Response Surface Methodology (RSM) to Evaluate the Influence of Deposition Parameters on the Electrolytic Cu-Zn Alloy Powder

International Journal of Electrochemical Science, 2011
In this paper, the electrodeposition process of Cu-Zn alloy powders from pyrophosphate-based electrolytes was investigated as a function of deposition parameters under direct current.
Gökhan Orhan, Gökçe Hapçı, Özgül Keleş   +2 more
doaj   +1 more source

Measurement of Ultra-Low Potassium Contaminations with Accelerator Mass Spectrometry

, 2007
Levels of trace radiopurity in active detector materials is a subject of major concern in low-background experiments. Among the radio-isotopes, $\k40$ is one of the most abundant and yet whose signatures are difficult to reject.
Alimonti, Arpesella, Becker, Brewer, Djurcic, Dong, Eguchi, Elmore, Fehn, Gove, H.T. Wong, Hentig, Heusser, J. Yuan, J.Z. Qiu, Jagam, Jiang, Jiang, K.J. Dong, Kim, Kumar, Li, Liu, Liu, M. He, McDaniel, Mitchell, Park, Rucklidge, S. Jiang, S.Y. Wu, Smythe, Tuniz, Tuniz, Wong, Y.J. Guan, Zhu   +36 more
core   +1 more source

The effect of the particle shape and structure on the flowability of electrolytic copper powder. II. The experimental verification of the model of the representative powder particle [PDF]

Journal of the Serbian Chemical Society, 2003
An analysis of the effects of the shape, surface structure and size distribution of particles on the flowability of the copper powder was performed. It is shown that the most important property of the particles of a powder, regarding the flowability of ...
MILUTIN C. OBRADOVIC, SNEZANA B. KRSTIC, EVICA R. IVANOVIC, LJUBICA J. PAVLOVIC, MIOMIR G. PAVLOVIC, LJUBICA J. PAVLOVIC, MIOMIR G. PAVLOVIC, KONSTANTIN I. POPOV   +7 more
doaj   +3 more sources

Analytical evaluation of polymeric CNTs/CuO nanocomposite electrode for the room temperature detection of volatile organic compounds (VOCs)

Results in Chemistry, 2023
In this study, we report the synthesis of a polymeric composite electrode based on carbon nanotubes (CNTs) and copper oxide nanoparticles (CuO NPs) for the detection of volatile organic compounds (VOCs).
Amir Ali Khan, Ali Bahadar, Muhammad Hussain, Fida Ullah, Amir Ullah, Sufian Rasheed   +5 more
doaj   +1 more source

Electrochemical method of obtaining copper (II) oxide powders in alkaline electrolyte

Journal of Physics: Conference Series, 2021
Abstract Within the framework of these studies, an electrochemical method for the synthesis of highly dispersed powders of copper compounds in aqueous solutions of alkalis is presented. The factors influencing the rate of production of nanoscale copper (II) oxide particles are determined.
V Demyan, V Mikhailenko, I Zhukova
openaire   +1 more source

Synthesis of Single Phase Hg-1223 High Tc Superconducting Films With Multistep Electrolytic Process

, 2003
We report the multistep electrolytic process for the synthesis of high Tc single phase HgBa2Ca2Cu3O8+ (Hg-1223) superconducting films.
, , Antipov E V, D D Shivagan, Gupta A, Kellner K, Kuzmann E, L A Ekal, Lokshin K A, P M Shirage, Peacock G B, Peacock G B, Putilin S N, Rouxel J, S H Pawar, Sastry P V P S S, Schilling A, Shivagan D D, Tokura Y, Tsuei C C, Vo N V, Yamamoto A, Yoo S H   +22 more
core   +1 more source

Powder Manufacturing-Driven Variations in Flowability and Deformation Behavior of Pure Copper Powders for Cold Spray Additive Manufacturing

Metals
The quality of the feedstock powder plays a key role in determining the properties of coatings produced by cold spray (CS). However, most commercially available powders are not specifically designed for CS, which makes it difficult to tailor powder ...
Niloofar Eftekhari, Hamid Jahed
doaj   +1 more source

The effect of the particle shape and structure on the flowability of electrolytic copper powder. III. Amodel of the surface of a representative particle of flowing copper powder electrodeposited by re [PDF]

Journal of the Serbian Chemical Society, 2004
The structure of the surface of copper powder particles is discussed and correlated with the lowest apparent density at which copper powder can still flow.
Popov Konstantin I., Krstić Snežana B., Obradović Milutin Č., Pavlović Miomir G., Pavlović Ljubica J., Ivanović Evica R.   +5 more
doaj   +1 more source