Results 51 to 60 of about 53,344 (304)

Current status and prospects of aviation remanufacturing technology based on cold spray

open access: yesHangkong gongcheng jinzhan
Cold spray additive manufacturing technology,with its unique "solid-state deposition" process characteristics,has shown great application potential in the repair and remanufacturing of damaged aerospace structures.
CHI Yada   +4 more
doaj   +1 more source

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

Investigation of Flow Parameters for Titanium Cold Spraying using CFD Simulation [PDF]

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  

Metallization of polymeric materials by means of cold spray technology [PDF]

open access: yes, 2021
LAUREA MAGISTRALEIl cold spray è una tecnologia innovativa in grado di depositare una varietà di polveri su diversi materiali di come substrati.
Pastormerlo, Edoardo
core  

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Numerical investigations of thermal spray coating processes: combustion, supersonic flow, droplet injection, and substrate impingement phenomena [PDF]

open access: yes, 2012
The aim of this thesis is to apply CFD methods to investigate the system characteristics of high speed thermal spray coating processes in order facilitate technological development.
Tabbara, Hani
core  

Strategy of incorporating Ni-based braze alloy in cold sprayed Inconel 718 coating [PDF]

open access: yes, 2019
Ni-based superalloy (Inconel 718) and Ni-based braze alloy (MAR-M 002) composite coatings were deposited on Inconel 718 substrates via a high-pressure cold spray process.
Tan, Adrian Wei Yee   +8 more
core   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

Deposition simulation for an automated cold spray additive manufacturing process [PDF]

open access: yes
112119Cold spray is becoming increasingly relevant in the context of additive manufacturing of functional components. Especially for the production of complex geometries and large-format component dimensions, cold spray offers substantial advantages over
Braun, Thomas   +2 more
core   +1 more source

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