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Search results for nonequilibrium dynamics

Cell & Microbiology Aug 12, 2016

Random walk into captivity

The cell's internal skeleton undergoes constant restructuring. LMU physicists now show that its constituent proteins can be efficiently transported to their sites of action by diffusion – provided they can be arrested when ...

Plasma Âé¶¹ÒùÔºics Jul 26, 2016

Plasma technology can be tapped to kill biofilms on perishable fruit, foods

Seeing fruit "turn bad and going to waste" inspired a team of researchers in China to explore using atmospheric pressure nonequilibrium plasma—already widely used for medical purposes—as a novel solution to extend the ...

General Âé¶¹ÒùÔºics Jul 20, 2016

Asymmetrical magnetic microbeads turned into micro-robots

Janus was a Roman god with two distinct faces. Thousands of years later, he inspired material scientists working on asymmetrical microscopic spheres—with both a magnetic and a non-magnetic half—called Janus particles. ...

Condensed Matter May 6, 2016

Understanding tiny droplets can make for better weather forecasts

When you see how difficult it is to get even next week's weather forecast right, you can imagine the challenges researchers are faced with when it comes to predicting the weather decades from now.

Cell & Microbiology Apr 28, 2016

New data analysis technique distinguishes active from passive fluctuations inside cells

Inside every living cell, internal structures are continuously moving about. Under a microscope, organelles such as the nucleus, mitochondria, transport vesicles, or even external flagella wobble and twitch. This may happen ...

General Âé¶¹ÒùÔºics Sep 17, 2015

Solving the problem of sea ice thickness distribution using molecular concepts

Yale University scientists have answered a 40-year-old question about Arctic ice thickness by treating the ice floes of the frozen seas like colliding molecules in a fluid or gas.

Cell & Microbiology Jul 31, 2015

Protein machines make fluctuating flows unconsciously

An international research group has demonstrated that protein machines, regardless of their specific functions, can collectively induce fluctuating hydrodynamic flows and substantially enhance the diffusive motions of particles ...

General Âé¶¹ÒùÔºics May 15, 2015

What happens when Newton's third law is broken?

Even if you don't know it by name, everyone is familiar with Newton's third law, which states that for every action, there is an equal and opposite reaction. This idea can be seen in many everyday situations, such as when ...

Cell & Microbiology Apr 23, 2015

Researchers develop computer model of bacterial colony interactions

(Âé¶¹ÒùÔº)—One of the remarkable properties of bacterial colonies is the self-ordering aggregation and orientation of bacterial cells. Bacteria secrete extracellular polymeric substances (EPS) that form biofilm-like structures ...

General Âé¶¹ÒùÔºics Dec 18, 2014

How the physics of champagne bubbles may help address the world's future energy needs

Uncork a bottle of champagne, and as the pressure of the liquid is abruptly removed, bubbles immediately form and then rapidly begin the process of "coarsening," in which larger bubbles grow at the expense of smaller ones.

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