golf ball
General Topics

Morphable surfaces could cut air resistance

30.11.2017 tribonet 111 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 308 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 […]
tribologists
General Topics

A tribologist’s quest

10.11.2017 tribonet 188 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 […]
geckos
Tribology News

Sticky toe pads of lizards and evolution

31.10.2017 tribonet 112 Views
Gecko hanging on glass by one foot Travis Hagey, Michigan State University evolutionary biologist, shows how different groups of lizards – geckos and anoles – took two completely different evolutionary paths to developing the beneficial […]
General Topics

Predicting the limits of friction on metals

30.10.2017 tribonet 246 Views
Normally, bare metal sliding against bare metal is not a good thing. Friction will destroy pistons in an engine, for example, without lubrication. Sometimes, however, functions require metal on metal contact, such as in headphone jacks or […]
Cement Strength
General Topics

Concrete strength is determined by internal friction

03.10.2017 tribonet 180 Views
Cement materials, including cement paste, mortar, and concrete, are the most widely manufactured materials in the world. Their carbon footprint is similarly hefty: The processes involved in making cement contribute almost 6 percent of global […]