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New method reveals how damage occurs in human biological cells due to mechanical fatigue

18.11.2019 tribonet 385 Views

Human red cells (RBCs) are very versatile and have the ability to experience cell deformation as they move around different small vessels and capillaries. Their average life time is around 120 days and during this […]

An Engineered Salvinia-like Slippery Surface

01.02.2021 311 Views

The surface properties of materials are often critical because they dictate how they react with their external environment. An important property currently under intense investigation is how surfaces interact with liquids like water. In a [...]
Physics of Contact and Adhesion with application to biological systems - ICTP Colloquium

30.08.2019 210 Views

A talk by Professor Bo Persson on contact mechanics and adhesion in biological systems. Abstract: One of the weakest forces in nature is the van der Waals interaction which acts between all atoms and solids. [...]
Researchers simulate wear of materials as they rub together

20.10.2017 1,449 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 [...]
Making Lubricants From Plastic Waste

30.03.2020 533 Views

Single-use plastics have a bad reputation for contributing to the earth’s environmental and pollution issues. With the world’s ever-vigilant focus on protecting the environment, society is determined to halt the use of single-use plastics, such [...]
Hard, but highly elastic form of carbon developed

14.06.2017 1,356 Views

Washington, DC— A team including several Carnegie scientists has developed a form of ultrastrong, lightweight carbon that is also elastic and electrically conductive. A material with such a unique combination of properties could serve a [...]