Friction Dissymmetry on Hexagonal Boron Carbon Nitride DOI
Li Lü, Tianquan Ying, Chuan-Xin Cui

et al.

Nano Letters, Journal Year: 2025, Volume and Issue: unknown

Published: April 28, 2025

The classical friction law posits that macroscopic is directly proportional to the normal force, represented by a constant coefficient. However, frictional behavior becomes increasingly complex at nanoscale. We reveal counterintuitive instance of dissymmetric during sliding graphene flake on hexagonal boron carbon nitride (h-BCN) substrate. This dissymmetry marked significantly different coefficients in opposing directions along same path. attribute this unexpected potential energy landscape h-BCN, which fundamentally differs from symmetrical profiles seen and h-BN, despite h-BCN being perceived as composite these materials. Our findings enhance understanding nanoscale pave way for development innovative nanodevices utilize directional control.

Language: Английский

Friction Dissymmetry on Hexagonal Boron Carbon Nitride DOI
Li Lü, Tianquan Ying, Chuan-Xin Cui

et al.

Nano Letters, Journal Year: 2025, Volume and Issue: unknown

Published: April 28, 2025

The classical friction law posits that macroscopic is directly proportional to the normal force, represented by a constant coefficient. However, frictional behavior becomes increasingly complex at nanoscale. We reveal counterintuitive instance of dissymmetric during sliding graphene flake on hexagonal boron carbon nitride (h-BCN) substrate. This dissymmetry marked significantly different coefficients in opposing directions along same path. attribute this unexpected potential energy landscape h-BCN, which fundamentally differs from symmetrical profiles seen and h-BN, despite h-BCN being perceived as composite these materials. Our findings enhance understanding nanoscale pave way for development innovative nanodevices utilize directional control.

Language: Английский

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