News tagged with friction

Lighter cars with new robotic welding method

A vehicle typically consists of several thousands of spot joints such as rivets, clinch joints or spot welds. They are used to bond together different parts of the vehicle, for example the car bonnet. But ...

dateJun 12, 2014 in Engineering
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Liquid crystal as lubricant

Thanks to a new lubricant, small gears can run with virtually no friction. Made from liquid crystalline fluid, these lubricants drastically reduce friction and wear.

dateMay 21, 2014 in Engineering
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Why cement tends to thicken

Researchers at the ETH Zurich have unraveled the microscopic mechanism behind shear thickening: the increase in viscosity with speed observed for dense particle suspensions under flow. The study has a direct ...

dateOct 01, 2013 in Condensed Matter
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