F. Xavier Borras | About Tribology

Introduction to Sealing Technology

18.01.2021 F. Xavier Borras 587 Views

Let’s start from the beginning: what is a seal? A device or material that is used to close off or fasten an opening or connection, especially to prevent the escape of a liquid or gas. […]

Tribology to analyze wine mouthfeel

13.12.2018 460 Views

Researchers at the University of California, Davis, are investigating whether an analytical technique to measure friction between two surfaces can provide better understanding of wine sensory perception related to astringency and mouthfeel. Mouthfeel is an [...]
Hydrogen embrittlement in high-strength steels

25.05.2018 582 Views

Manufacturers of vehicle and machine components often use high-strength steels to save material in lightweight construction and for crash-relevant structural components that require exceptionally high durability. When welding these components, various factors may lead to [...]
Contact mechanics challenge results: a follow up discussion

05.02.2018 556 Views

In 2015 Prof. Martin Müser of Saarland University in Saarbrücken, Germany initiated a contact mechanics challenge with a goal to provide tribologists with benchmarks to decide which method is the most appropriate for a particular problem. [...]
Impact of water on Grease film thickness in rolling point contacts

26.02.2017 1,229 Views

In a rolling bearing, the load transmission is often accompanied by high contact stresses which may eventually lead to wear and/or fatigue. In order to ensure separation of moving parts leading to a long life, [...]
Tribometer managing autumn leaf problem on railways worldwide

25.02.2019 1,378 Views

Since the 1800s, railway organizations have been struggling with low adhesion on the rail, especially during the Autumn season also known as the “slippery track season”. In Autumn, leaves fall on the rails and when [...]