###### Friction

What is friction? Friction Definition Friction is a force acting opposite to the direction of relative motion. Friction rises on the interface between bodies, but may also develop within the body.Examples of the latter include […]

What is Reynolds equation? Reynolds equation is a partial differential equation that describes the flow of a thin lubricant film between two surfaces. It is derived from the Navier-Stokes equations and is one of the […]

Superlubricity is a recently invented term in tribology, which is generally defined as the state, at which the friction coefficient is low. The definition of “low” is not quite clear, but it can be assumed […]

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