Tribology Wiki


Tribology Wikipedia has the same goal as the well-known Wikipedia: share knowledge from around the globe and create an encyclopedia accessible to anyone. Of course, Tribology Wiki has an emphasis in Tribology! Everyone is invited to read, write, edit and share Wikis. Please contact us via email if you would like to contribute an article or if you have any suggestions! You can create an article by going to Create New tab in any of the existing articles (you must be logged-in)
Four Ball Tester RTEC Instruments

Four Ball Tester

Oil lubrication and lubrication technologies are essential in reducing friction and wear losses in machines. The key in efficiency of the frictional system is a lubricant (grease, oil, solid lubricants). Four Ball Tester, also known […]

Pin on disc

Pin on Disk Test

Pin on Disk Test Friction and wear (typically wear rates and wear resistance) characterization of materials is typically performed using various types of tribometers, while pin on disk test being probably one of the most […]

No Picture

Nanotribology

What is Nanotribology? Nanotribology or molecular tribology is one of the most significant components of tribology which is concerned with atomic and molecular interaction at a nanoscale, occurring upon the frictional contact of materials or lubrication. […]

Triboluminescence

Triboluminescence

What is Triboluminescence? Triboluminescence is tribology phenomenon resulting in the generation of light through creating any frictional interaction between the materials. The term for this phenomenon comes from a combination of the greek word for […]

Triboelectricity

Triboelectricity

What is triboelectricity? Triboelectricity refers to the electrification of dissimilar objects or materials occurred due to the collision resulting in the phenomenal flow of electrons from one material to other balancing the potential difference. The […]

Hertz contact of two spheres

Hertzian contact theory

Hertzian contact stress Hertzian contact theory is a classical theory of contact mechanics and is a very useful tool for engineers and researchers. Even though the derivation of the theory is relatively difficult, the final […]

Grease

Grease

The ASTM definition of lubricating grease is: “A solid or semi-solid lubricant consisting of a thickener agent in a liquid lubricant. Other ingredients imparting special properties may be included” A commercial lubricating grease usually consists […]