Tag Archives: Soft matter

Unjammed Emulsions Collapse to Liquids

Posted on May 27, 2020 by

An emulsion’s rigidity disappears when the droplets’ random thermal motion overcomes the confining pressure that binds them.  Continue reading →

Image | Posted on May 27, 2020 by | Tagged , , | Leave a comment

Some Granular Columns Weigh Too Much

Posted on March 27, 2020 by

Particles packed inside a cylinder can experience a downward force from the walls, resulting in an apparent weight increase.  Continue reading →

Image | Posted on March 27, 2020 by | Tagged , | Leave a comment

Ants know the secret to avoiding traffic jams

Posted on October 1, 2018 by

In a confined environment, ants divide labor to optimize nest excavation. Continue reading →

Image | Posted on October 1, 2018 by | Tagged , , , | Leave a comment

When the ants go marching in

Posted on September 4, 2018 by

Ants in a confined environment divide labor to optimize excavation. Continue reading →

Image | Posted on September 4, 2018 by | Tagged , , , | Leave a comment

Size-sorted sand creates uncommon length scale in windblown formations

Posted on July 2, 2018 by

A combination of grain-size distribution and critical wind speed is responsible for megaripples. Continue reading →

Image | Posted on July 2, 2018 by | Tagged , , , | Leave a comment

Friction remembers its past

Posted on June 27, 2018 by

Experiments show that frictional interfaces age and bounce back. Continue reading →

Image | Posted on June 27, 2018 by | Tagged , , , , | Leave a comment

How to build megaripples out of sand

Posted on May 30, 2018 by

Sorting of grains by steady winds produces rare formations larger than ripples but smaller than dunes. Continue reading →

Image | Posted on May 30, 2018 by | Tagged , , , , , | Leave a comment