Results 81 to 90 of about 17,379 (304)

Metallization of Various Polymers by Cold Spray [PDF]

open access: yesJournal of Thermal Spray Technology, 2017
Previous results have shown that metallic coatings can be successfully cold sprayed onto polymeric substrates. This paper studies the cold sprayability of various metal powders on different polymeric substrates. Five different substrates were used, including carbon fiber reinforced polymer (CFRP), acrylonitrile butadiene styrene (ABS), polyether ether ...
Che, Hanqing   +3 more
openaire   +2 more sources

Optimization of cold spray process parameters to maximize adhesion and deposition efficiency of Ni+Al2O3 coatings

open access: yesMaterials Research Express, 2023
The paper considers the conducted study of the complex effect of low-pressure cold spraying parameters, namely the nozzle inlet temperature, stand-off distance, and powder feed rate on the adhesion and deposition efficiency of coatings from a Ni+Al _2 O ...
Oleksandr Shorinov   +3 more
doaj   +1 more source

Optimization of Technological Parameters for Cold Spraying Using the Response Surface Method

open access: yes
Cold spray technology can obtain coatings in a solid state, which is suitable for deposition protective and restorative coatings. Currently, most of the research in cold spraying is based on a single-factor analysis to explore the law.
Oleksandr Shorinov, Wenjie Hu
core   +1 more source

Numerical Investigation on Particle Velocity in Cold Spraying of Hydroxyapatite Coating

open access: yes, 2011
Hydroxyapatite (HA) is a calcium phosphate ceramics and HA coating is essential for the medical metallic implants. This paper presents a novel cold spraying method for the formation of HA coatings instead of the commonly used thermal spraying method. The
Wen Tao Zhang, Lei Zhang
core   +1 more source

Viral Infection‐Inspired Autonomous Detection of Fusion‐Competent Viruses for Screening and Environmental Surveillance

open access: yesAdvanced Materials, EarlyView.
Inspired by viral entry mechanisms, the FUSION assay enables autonomous detection of respiratory viruses via membrane fusion–triggered CRISPR‐Cas13a activation. VEACON selectively fuses with fusion‐competent viruses, triggering fluorescence within confined vesicles.
Jae Chul Park   +15 more
wiley   +1 more source

Numerical simulation on deposition phenomena of impact particle in cold spraying process [PDF]

open access: yes, 2013
Cold spraying is a new coating technique that makes a thin layer on the solid surface of various mechanical components using tiny material particles.
Yamamoto, M., Okano, H.
core   +1 more source

Wear and Corrosion Properties of Cold Sprayed 420 Stainless Steel/WC-17Co Coating on Magnesium Alloy

open access: yesJournal of Aeronautical Materials, 2018
420/WC-17Co coating was deposited on AZ80 magnesium alloy substrate by cold spraying technology. SEM was used to characterize the original powder morphology and coating microstructure.
CHEN Jie   +5 more
doaj   +1 more source

Investigation of Flow Parameters for Titanium Cold Spraying using CFD Simulation

open access: yes, 2010
A comprehensive study of cold gas dynamic spray technology is required for optimising performance and gun design for spraying various materials. Cold spraying technology is a new technique in industry and very limited data is available.
Singh, Tejinder
core  

Elephant‐Skin‐Inspired Porous Cementitious Tiles with Programmable Crack Networks for Passive Cooling

open access: yesAdvanced Materials, EarlyView.
Elephant‐skin‐inspired crack networks are programmed in porous diatomaceous earth (DE)‐cement composites using substrate‐guided, stress‐concentration induced fracture. The resulting crack lattices act as capillary conduits that redistribute water, while the porous matrix stores moisture.
Qingya Huang   +5 more
wiley   +1 more source

SURFACE REPAIR OF AIRCRAFT TITANIUM ALLOY PARTS BY COLD SPRAYING TECHNOLOGY

open access: yesАвіаційно-космічна техніка та технологія, 2020
Titanium alloys have the advantages of high specific strength, good corrosion resistance, high heat resistance, and low density, which is the main structural material of aerospace system components, including compressor blade, cartridge receiver, blisk ...
Wenjie Hu   +4 more
doaj   +1 more source

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