Results 41 to 50 of about 100,096 (260)

The Influence of Copper Powder Morphology on Mechanical Properties of Low-Pressure Cold Sprayed Coatings [PDF]

Archives of Metallurgy and Materials, 2021
Thermal spraying methods are commonly used to regenerate damaged surface or change materials surface properties. One of the newest methods is cold spraying, where coating is deposited of material in the solid state. Therefore shape and size of the powder
D. Grygier, M. Rutkowska-Gorczyca, M.G. Winnicki, T. Wojdat   +3 more
doaj   +1 more source

Tailoring powder strengths for enhanced quality of cold sprayed Al6061 deposits

Materials & Design, 2022
As verified by literature, heat-treatments of as-atomized Al-alloy powders before cold spraying, result in microstructural homogenization and deposition efficiency increment.
Chunjie Huang, Alexander List, Junjun Shen, Banglong Fu, Shuo Yin, Ting Chen, Benjamin Klusemann, Frank Gärtner, Thomas Klassen   +8 more
doaj   +1 more source

Heat treatment of cold-sprayed C355 Al for repair: microstructure and mechanical properties [PDF]

, 2017
Cold gas dynamic spraying of commercially pure aluminum is widely used for dimensional repair in the aerospace sector as it is capable of producing oxide-free deposits of hundreds of micrometer thickness with strong bonding to the substrate, based on ...
A Ilzhöfer, A Moridi, A Papyrin, AC Hall, AG Torre De la, AIH Committee, C Borchers, C Borchers, C Lee, CY Jeong, E Irissou, E Sansoucy, G Mrowka-Nowotnik, G Mrówka-Nowotnik, G Shayegan, H Rietveld, HE Chandler, J. W. Murray, K Ma, L León-Reina, M Guagliano, M. V. Zuccoli, MR Rokni, MR Rokni, MR Rokni, NB Maledi, P Coddet, P Scardi, R Huang, R Morgan, RC McCune, RS Lima, S Rech, T Suhonen, T. Hussain, W-Y Li, Z Arabgol, Z Li   +37 more
core   +2 more sources

Susceptibility of Myzus persicae, Brevicoryne brassicae and Nasonovia ribisnigri to fungal biopesticides in laboratory and field experiments [PDF]

, 2020
The aim of this study was to evaluate the potential of entomopathogenic fungi (EPF) for the control of aphid pests of field vegetable crops. Four biopesticides based on the EPF Beauveria bassiana (Botanigard ES and Naturalis L), Cordyceps fumosorosea s.l.
Chandler, Dave, Prince, Gillian
core   +1 more source

Fabrication and microstrain evolution of Al-TiB2 composite coating by cold spray deposition [PDF]

, 2017
This paper investigates the microstructure evolution of Al-TiB2 coatings prepared by cold spraying. In situ Al-TiB2 composite powders containing uniformly distributed titanium diboride (TiB2) particles with a size range of 5 to 100 nm in the Al matrix ...
Chen, H., Hussain, T., McCartney, D.G., Pala, Z.   +3 more
core   +1 more source

Hydrodynamic air lubricated compliant surface bearing for an automotive gas turbine engine. 2: Materials and coatings [PDF]

, 1978
Material coatings for an air-lubricated, compliant journal bearing for an automotive gas turbine engine were exposed to service test temperatures of 540 C or 650 C for 300 hours, and to 10 temperature cycles from room temperatures to the service test ...
Bhushan, B., Gray, S., Ruscitto, D.
core   +2 more sources

Review of Functionally Graded Thermal Sprayed Coatings

Applied Sciences, 2020
The paper briefly describes major thermal spray techniques used to spray functionally graded coatings such as atmospheric plasma spraying, high velocity oxy-fuel spraying, suspension and solution precursor plasma spraying, and finally low and high ...
Leszek Łatka, Lech Pawłowski, Marcin Winnicki, Pawel Sokołowski, Aleksandra Małachowska, Stefan Kozerski   +5 more
doaj   +1 more source

High Effective Coverage of Vector Control Interventions in Children After Achieving Low Malaria Transmission in Zanzibar, Tanzania. [PDF]

, 2013
\ud \ud Formerly a high malaria transmission area, Zanzibar is now targeting malaria elimination. A major challenge is to avoid resurgence of malaria, the success of which includes maintaining high effective coverage of vector control interventions such ...
A Bennett, A Bhattarai, A Teklehaimanot, Abdul-Wahiyd H Al-Mafazy, Abdullah S Ali, AD Rodriguez, Anders Björkman, B Pluess, C Lengeler, CF Curtis, CF Curtis, CG Nevill, CM Montgomery, D Filmer, DA Gust, Delér Shakely, EJ Gangarosa, FN Binka, FO Okumu, H Rafatjah, I Kleinschmidt, I Kleinschmidt, J Lines, JA Alaii, JA Alaii, JA Atkinson, JO Yukich, JR Schellenberg, K Hanson, Karin Källander, Kristina Elfving, M Tanner, Max Petzold, ML Mabaso, MW Aregawi, Mwinyi Msellem, N Beer, N Beer, N Chitnis, Netta Beer, PJ Winch, PN Ng'ang'a, PS Levy, RBM, SS Lim, TD Dye, WHO, Y Ye, ZMCP, ZMCP   +49 more
core   +4 more sources

Laser-Assisted Cold Spray (LACS) [PDF]

, 2012
Resume du livre : Discovered almost fifty years ago at Bell Labs (1964), the Nd:YAG laser has undergone an enormous evolution in the years, being now widely used in both basic research and technological applications. Nd:YAG Laser covers a wide range of topics, from new systems (diode pumping, short pulse generation) and components (a new semiorganic ...
Christoulis, Dimitris K., Jeandin, Michel, Irissou, Eric, Legoux, Jean-Gabriel, Knapp, Wolfgang   +4 more
openaire   +3 more sources

Method of making carbide/fluoride/silver composites [PDF]

, 1991
A composition containing 30 to 70 percent chromium carbide, 5 to 20 percent soft noble metal, 5 to 20 percent metal fluorides, and 20 to 60 percent metal binder is used in a powdered metallurgy process for the production of self-lubricating components ...
Dellacorte, Christopher, Sliney, Harold E.   +1 more
core   +1 more source