Illuminated glass
Atomistic Tribology

Friction has memory

18.06.2018 tribonet 1,310 Views

Experiments show that the friction between two surfaces depends on their history of contact and that this “memory” is reminiscent of the behavior of glasses. Contrary to what you may have learned in high school, […]

friction real aparent area
General Topics

Guidance Notes on Friction

19.03.2018 tribonet 1,144 Views

In dry sliding between a given pair of materials under steady conditions, the coefficient of friction may be almost constant. This is the basis for two EMPIRICAL Laws of Sliding Friction, which are often known […]

friction in superfluids
Advanced Materials

Unexpected friction in superfluids

21.02.2018 tribonet 264 Views

Physicists at Aalto University have discovered unexpected friction while rotating superfluid helium. Understanding the causes and effects of the friction could pave the way for explorations into the composition of neutron stars and our universe. […]

cartilage
Bio Tribology

Cartilage tribology: Slip sliding away

22.01.2018 tribonet 393 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 […]

golf ball
General Topics

Morphable surfaces could cut air resistance

30.11.2017 tribonet 599 Views

Adding golf ball-like dimples to surfaces could reduce drag and improve efficiency of vehicles. There is a story about how the modern golf ball, with its dimpled surface, came to be: In the mid-1800s, it […]

banana stepping
General Topics

The science of slippery bananas

24.11.2017 tribonet 607 Views

They’re yellow. They’re radioactive. And they’re very slippery. Yes, they’re bananas, and we have just found out why they’re so slippery. So yellow … yes we all know that. But radioactive? Well yes, bananas are […]