wear | tribonet

Control friction and wear with laser-induced hierarchical structures

18.04.2018 tribonet 42 Views

The surface of materials can have an enormous influence on their function. If the external properties are changed, this also expands the range of possible applications. This is why materials scientists at Friedrich Schiller University […]

Cartilage tribology: Slip sliding away

22.01.2018 tribonet 298 Views

Research sheds light on friction, lubrication and wear in cartilage 11:25 a.m., Aug. 24, 2015–Osteoarthritis, which affects some 27 million people in the U.S. alone, occurs when the protective cartilage on the ends of bones […]

The Next Mars Rover Wheels Designed To Prevent Wear

29.11.2017 tribonet 231 Views

The Curiosity Rover has made some incredible discoveries during the five years it has been operating on the surface of Mars. And in the course of conducting its research, the rover has also accrued some […]

How do you wear your teeth?

14.11.2017 tribonet 98 Views

Food leaves permanent traces on teeth. Cows chewing on grass, tigers tearing up a piece of raw meat and humans munching on tortilla chips all end up with tiny scratches and nicks on the enamel […]

A tribologist’s quest

10.11.2017 tribonet 222 Views

Brandon Krick explores the interdisciplinary science of surface interaction Brandon Krick says he’s had the good fortune to research space and dinosaurs—“all the things you want to explore as a kid,” he says. But his real […]

Researchers simulate wear of materials as they rub together

20.10.2017 tribonet 1,046 Views

Forty years ago, MIT emeritus professor of mechanical engineering Ernest Rabinowicz calculated that 6 percent of the annual U.S. gross domestic product was lost through mechanical wear. His assertion gained enough traction that it became […]

Zeroing in on ZDDP tribofilm growth

31.07.2017 tribonet 323 Views

Models for the stress-activated growth of tribofilms from ZDDP were modified to include wear. TWO RECENT CUTTING EDGE ARTICLES reported on work that showed the growth rates of tribofilms from ZDDP were accelerated by contact […]

Adhesive wear model: particle by particle

23.07.2017 tribonet 1,321 Views

10.07.17 – An EPFL study has deepened our understanding of the fine particles produced by adhesive wear. This breakthrough could lead to cost savings and environmental benefits. Adhesive wear occurs when two surfaces – such […]

Breaks Observed in Rover Wheel Treads

10.07.2017 tribonet 906 Views

A routine check of the aluminum wheels on NASA’s Curiosity Mars rover has found two small breaks on the rover’s left middle wheel-the latest sign of wear and tear as the rover continues its journey, […]

An Algorithm Helps Protect Mars Curiosity’s Wheels

04.07.2017 tribonet 122 Views

There are no mechanics on Mars, so the next best thing for NASA’s Curiosity rover is careful driving. A new algorithm is helping the rover do just that. The software, referred to as traction control, […]