frictional energy dissipation Archives

How do phonons lead to frictional energy dissipation?

18.12.2019 TriboNet

Friction is often associated with the generation of vibrations in the solids that are sliding over each other. Mathematically, these vibrations are described by the phonons in the two solids, the vibrational eigenmodes. Here, we […]

A New Way to Understand Friction

21.09.2020

Friction is a part of everyday life. Most of us do not think about friction at all, except perhaps when we are trying to push something heavy along the floor, cursing the friction that it [...]
Friction and Wear: From Elementary Mechanisms to Macroscopic Behavior

23.09.2019

In the last 25 years, the global trend to miniaturization has raised interest in frictional processes on the micro and nano scale and facilitated appearance of nanotribology as a new branch of research. Soon it [...]
Stability of vacuum oil in space

25.06.2018

A research team from the Research Institute of Mechanics, MSU together with a colleague from the Center of New Space Technologies, MAI described the behavior of a liquid sheet (vacuum oil) propagating in open space. [...]
New composite materials prolong the service life of spare parts for equipment and vehicles

20.12.2018

Studies have shown that hybrid powder materials based on natural layered silicates developed by the chemists of the Far Eastern Federal University (FEFU) and the Far Eastern Branch of the Russian Academy of Sciences (FEB [...]
Next-generation composites may monitor their own structural health

21.01.2019

Carbon fiber composites—lightweight and strong—are great structural materials for automobiles, aircraft and other transportation vehicles. They consist of a polymer matrix, such as epoxy, into which reinforcing carbon fibers have been embedded. Because of differences [...]