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Search results for viscoelastic solids

Polymers Mar 9, 2020

Additive manufacturing of cellulose-based materials with continuous, multidirectional stiffness gradients

Functionally graded materials (FGM) allow diverse applications in multidisciplinary fields from biomedicine to architecture. However, their fabrication can be tedious relative to gradient continuity, interfacial bending and ...

Materials Science Nov 18, 2019

New, slippery toilet coating provides cleaner flushing, saves water

Every day, more than 141 billion liters of water are used solely to flush toilets. With millions of global citizens experiencing water scarcity, what if that amount could be reduced by 50%?

Earth Sciences Oct 21, 2019

Antarctic ice cliffs may not contribute to sea-level rise as much as predicted

Antarctica's ice sheet spans close to twice the area of the contiguous United States, and its land boundary is buttressed by massive, floating ice shelves extending hundreds of miles out over the frigid waters of the Southern ...

Earth Sciences Oct 21, 2019

Antarctic ice cliffs may not contribute to sea-level rise as much as predicted

Antarctica's ice sheet spans close to twice the area of the contiguous United States, and its land boundary is buttressed by massive, floating ice shelves extending hundreds of miles out over the frigid waters of the Southern ...

General Âé¶¹ÒùÔºics Aug 6, 2019

Bullet shape, velocity determine blood spatter patterns

Blood spatters are hydrodynamic signatures of violent crimes, often revealing when an event occurred and where the perpetrator and victim were located at the time of the crime.

Earth Sciences May 17, 2019

Earthquake in 2009 intensified American Samoa's rising sea levels

The 2009, magnitude-8.1 Samoa earthquake dealt a great deal of damage to the Samoan Islands: Tsunami waves as high as 14 meters (46 feet) wiped out multiple villages, claiming nearly 200 lives and severely damaging water ...

General Âé¶¹ÒùÔºics Feb 21, 2019

Sculpting stable structures in pure liquids

Oscillating flow and light pulses can be used to create reconfigurable architecture in liquid crystals. Materials scientists can carefully engineer concerted microfluidic flows and localized optothermal fields to achieve ...

Materials Science Dec 21, 2018

Chemical engineers publish paper challenging theories of glass transition

Greg McKenna, Horn Professor and the John R. Bradford Chair in the Department of Chemical Engineering in Texas Tech University's Edward E. Whitacre Jr. College of Engineering, has published his paper, "Testing the Paradigm ...

General Âé¶¹ÒùÔºics Dec 5, 2018

Technique inspired by dolphin chirps could improve tests of soft materials

When you deform a soft material such as Silly Putty, its properties change depending on how fast you stretch and squeeze it. If you leave the putty in a small glass, it will eventually spread out like a liquid. If you pull ...

Polymers Oct 10, 2017

Researchers show materials strengthen on their own when impacted at very high speed

Army and MIT researchers advanced a unique experimental device to better test the durability of high performance and robust polymeric materials that appear to strengthen themselves under attack by rapid impact.

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