Influence Factors on Mechanisms of Superlubricity in DLC Films: A Review

As a kind of self-lubricating material, diamond-like carbon (DLC) film is famous for its excellent tribological properties. Superlubricity state with nearly-vanishing friction achieved with DLC film has enormous potential applications in future mechanical systems. It is pointed out that its superlub...

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Main Authors: Qingyuan Yu, Xinchun Chen, Chenhui Zhang, Jianbin Luo
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-08-01
Series:Frontiers in Mechanical Engineering
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fmech.2020.00065/full
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author Qingyuan Yu
Xinchun Chen
Chenhui Zhang
Jianbin Luo
author_facet Qingyuan Yu
Xinchun Chen
Chenhui Zhang
Jianbin Luo
author_sort Qingyuan Yu
collection DOAJ
description As a kind of self-lubricating material, diamond-like carbon (DLC) film is famous for its excellent tribological properties. Superlubricity state with nearly-vanishing friction achieved with DLC film has enormous potential applications in future mechanical systems. It is pointed out that its superlubricity state is highly related to both the inherent properties of the DLC film and external sliding conditions. Moreover, the underlying mechanisms of the superlubricity are complicated, posing uncertainties on their engineering application. This review provides an overview of the influence factors, including film composition, ambient, temperature, normal load, and sliding velocity and their correlations with the anti-friction behaviors of DLC films. These understandings will enable a more effective engineering application of self-lubricating carbon films with excellent tribological properties.
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spelling doaj.art-6251b2cf8fe9427989887f09975ba3152022-12-22T01:06:17ZengFrontiers Media S.A.Frontiers in Mechanical Engineering2297-30792020-08-01610.3389/fmech.2020.00065564459Influence Factors on Mechanisms of Superlubricity in DLC Films: A ReviewQingyuan YuXinchun ChenChenhui ZhangJianbin LuoAs a kind of self-lubricating material, diamond-like carbon (DLC) film is famous for its excellent tribological properties. Superlubricity state with nearly-vanishing friction achieved with DLC film has enormous potential applications in future mechanical systems. It is pointed out that its superlubricity state is highly related to both the inherent properties of the DLC film and external sliding conditions. Moreover, the underlying mechanisms of the superlubricity are complicated, posing uncertainties on their engineering application. This review provides an overview of the influence factors, including film composition, ambient, temperature, normal load, and sliding velocity and their correlations with the anti-friction behaviors of DLC films. These understandings will enable a more effective engineering application of self-lubricating carbon films with excellent tribological properties.https://www.frontiersin.org/article/10.3389/fmech.2020.00065/fulldiamond-like carbonsuperlubricityfrictioninfluence factormechanism
spellingShingle Qingyuan Yu
Xinchun Chen
Chenhui Zhang
Jianbin Luo
Influence Factors on Mechanisms of Superlubricity in DLC Films: A Review
Frontiers in Mechanical Engineering
diamond-like carbon
superlubricity
friction
influence factor
mechanism
title Influence Factors on Mechanisms of Superlubricity in DLC Films: A Review
title_full Influence Factors on Mechanisms of Superlubricity in DLC Films: A Review
title_fullStr Influence Factors on Mechanisms of Superlubricity in DLC Films: A Review
title_full_unstemmed Influence Factors on Mechanisms of Superlubricity in DLC Films: A Review
title_short Influence Factors on Mechanisms of Superlubricity in DLC Films: A Review
title_sort influence factors on mechanisms of superlubricity in dlc films a review
topic diamond-like carbon
superlubricity
friction
influence factor
mechanism
url https://www.frontiersin.org/article/10.3389/fmech.2020.00065/full
work_keys_str_mv AT qingyuanyu influencefactorsonmechanismsofsuperlubricityindlcfilmsareview
AT xinchunchen influencefactorsonmechanismsofsuperlubricityindlcfilmsareview
AT chenhuizhang influencefactorsonmechanismsofsuperlubricityindlcfilmsareview
AT jianbinluo influencefactorsonmechanismsofsuperlubricityindlcfilmsareview