News tagged with shear stress

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Search results for shear stress


The path less traveled: Research is driving solutions to improve unpaved roads

A Kansas State University graduate student sees the unpaved road ahead, and it's filled with biomaterial.

Chemistry / Materials Science

created Jan 10, 2012 | popularity 3 / 5 (1) | comments 0

How granular material becomes solid: Stress causes clogs in coffee and coal

It's easy to get in a jam. But it's much harder to explain exactly how or when it started.

Physics / General Physics

created Dec 14, 2011 | popularity 5 / 5 (4) | comments 4 | with audio podcast

Planting improves heart rate, stress levels of mentally challenged adults

Participation in horticultural activities can improve confidence and social skills, cultivate a positive attitude, and rejuvenate the mind and body. Many studies have emphasized the effects of horticultural activities in ...

Medicine & Health / Psychology & Psychiatry

created Dec 12, 2011 | popularity not rated yet | comments 0

Superhard carbon material could crack diamond

(PhysOrg.com) -- By applying extreme pressure to compress and flatten carbon nanotubes, scientists have discovered that they can create a new carbon polymer that simulations show is hard enough to crack diamond. ...

Nanotechnology / Nanomaterials

created Dec 07, 2011 | popularity 4.7 / 5 (27) | comments 8 | with audio podcast feature

Researchers demonstrate earthquake friction effect at the nanoscale

(PhysOrg.com) -- Earthquakes are some of the most daunting natural disasters that scientists try to analyze. Though the earth's major fault lines are well known, there is little scientists can do to predict ...

Space & Earth / Earth Sciences

created Nov 30, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

How atoms behave: Characteristics of microstructural avalanches

(PhysOrg.com) -- Investigating how atoms move and rearrange themselves is fundamental to our understanding of the behavior of materials, in particular efforts aimed at engineering materials with enhanced functionality. ...

Physics / General Physics

created Nov 18, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Atherosclerotic plaques' downstream spread linked to low shear stress

In human coronary arteries, atherosclerotic plaques tend to spread downstream because of the changes in blood flow patterns the plaque causes, researchers have found.

Medicine & Health / Cardiology

created Nov 15, 2011 | popularity not rated yet | comments 0

A new spin on understanding plasma confinement

To achieve nuclear fusion for practical energy production, scientists often use magnetic fields to confine plasma. This creates a magnetic (or more precisely "magneto-hydrodynamic") fluid in which plasma is tied to magnetic ...

Physics / Plasma Physics

created Nov 10, 2011 | popularity 5 / 5 (2) | comments 2

Unlocking jams in fluid materials: A theoretical model to understand how to best avoid jamming of soft matter

In a study recently published in European Physical Journal E (EPJE), a German scientist constructed a theoretical model to understand how to best avoid jamming of soft matter that can be applied in food and cosmetics produc ...

Physics / Soft Matter

created Oct 05, 2011 | popularity not rated yet | comments 2

Earthquakes to the core -- Researchers drill down at the epicenter

"What do I remember about an earthquake? I was in the 7th grade. All of a sudden the floor just started shaking. Desks were falling over. Kids were falling on the ground. It was so scary. It happened so quickly!"

Space & Earth / Earth Sciences

created Aug 30, 2011 | popularity not rated yet | comments 1


List of search results for shear stress