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Advanced Materials

Triboelectricity – a big renewable energy source

12.12.2016 tribonet 1,954 Views

Tribo-electric effect is an effect of electricity generation, when two dissimilar materials come into contact and electrons migrate from one to another. Most of us have observed the tribo-electric effect in their life when rubbed […]

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Advanced Materials

Evolving friction of graphene

28.11.2016 Aydar Akchurin 637 Views

Two-dimensional materials are defined as substances with the thickness less than few nanometers. While there may exist around 500 of various 2D materials, the first discovered 2D material is graphene. Graphene is flexible, transparent, possesses […]

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Computational Tribology

Predicting the size of wear particles

21.11.2016 tribonet 843 Views

A wear process results in the generation of particles, of various size, shape, color and chemical composition. The reported size of wear particles varies from mm scale, which is typically attributed to severe wear, to […]

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General Topics

What contributes to thicker grease films ?

27.09.2016 Febin Cyriac 216 Views

A rolling bearing preferably runs under EHL conditions. The film thickness between the rolling elements and the rings is determined by the lubricant properties, operating conditions and bearing design. During the initial phase of operation, […]

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Bio Tribology

Superlubricity with Green Lubricant

12.09.2016 Aydar Akchurin 538 Views

Superlubricity is a state of vanishing sliding friction. It has been reported in glycerol/water mixture lubricated contacts, graphene-gold interface,  interface in presence of graphene and in other conditions. Increasing number of reports on superlubricity in […]

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Computational Tribology

Slip, No Slip and Cavitation

05.09.2016 Aydar Akchurin 715 Views

Engineering surfaces are heterogeneous and can be slippery or sticky locally depending on surface roughness and chemistry. The variation of surface properties affects the interaction between the wall and lubricant and determines friction. Slip can […]

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Atomistic Tribology

Switchable Friction on Graphene

15.08.2016 Aydar Akchurin 228 Views

Graphene is a unique material in many aspects and has recently been applied in various ways. In tribology, it has been shown to lead to a superlubricity – an ultra low friction state. In laboratory […]