Articles with "vacuum environment" as a keyword



Fullerene-like nanostructure induced excellent friction behavior in high vacuum environment for hydrogenated carbon film

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Published in 2017 at "Vacuum"

DOI: 10.1016/j.vacuum.2017.05.037

Abstract: Abstract Hydrogenated carbon film (a-C:H film) with fullerene-like nanostructure has been prepared successfully by magnetron sputtering technology. Here, we investigated the film morphology, mechanical properties as well as tribological behavior in high vacuum environment. The… read more here.

Keywords: like nanostructure; vacuum environment; fullerene like; vacuum ... See more keywords

Melting and solidifying behavior of lunar regolith simulant under a vacuum environment

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Published in 2025 at "Journal of the American Ceramic Society"

DOI: 10.1111/jace.20566

Abstract: In situ resource utilization of lunar regolith provides a cost‐effective way to construct the lunar base. The melting and solidifying of lunar soil, especially under the vacuum environment on the Moon, are the fundamentals to… read more here.

Keywords: regolith simulant; melting solidifying; lunar regolith; lunar ... See more keywords

Tribological properties of in-situ PVD TiAlN, TiSiN, and TiAlN/TiSiN coatings under ambient air and vacuum environment

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Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications"

DOI: 10.1177/14644207221083237

Abstract: It is known that the interest in manufacturing in a vacuum environment has increased in recent years. Thus, the wear behavior of mechanical tools under vacuum conditions has critical importance. However, adhesion and cold-welding problems… read more here.

Keywords: tisin; vacuum environment; ambient air; tialn tisin ... See more keywords

The Effect of Gradient Cooling Behavior on the Microstructure and Mechanical Properties of Al-2at.% Nd Alloy in a Vacuum Environment

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Published in 2025 at "Crystals"

DOI: 10.3390/cryst15010081

Abstract: Al-2at.% Nd alloy with a gradient cooling rate was prepared using a wedge-shaped mold in a vacuum environment. The relationship between gradient cooling behavior and the microstructure and properties of the Al-2at.% Nd alloy was… read more here.

Keywords: cooling behavior; 2at alloy; gradient cooling; alloy ... See more keywords
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A Compressible Conserved Discrete Unified Gas-Kinetic Scheme with Unstructured Discrete Velocity Space for Multi-Scale Jet Flow Expanding into Vacuum Environment

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Published in 2020 at "Communications in Computational Physics"

DOI: 10.4208/cicp.oa-2020-0037

Abstract: The mechanism of jet flow expanding into vacuum environment (or extremely low density environment) is important for the propulsion unit of micro-electromechanical systems (MEMS), the thruster of spacecraft, the attitude control system of satellite, etc..… read more here.

Keywords: jet flow; jet; vacuum environment; flow ... See more keywords