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The coffee-stain effect is a well-known effect in physics and daily life in which a dark-colored edge remains when a fluid containing particles evaporates. This is caused by an "avalanche" of particles moving to the outer ...
Soft Matter
Jul 03, 2020
3
118
Drones and other aircraft effectively spray pesticides over miles of crops, but the method also can pollute the environment if wind carries the mist off-target.
Condensed Matter
Jun 26, 2020
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373
Researchers used a computer simulation to show how a flushing toilet can create a cloud of virus-containing aerosol droplets that is large and widespread and lasts long enough that the droplets could be breathed in by others.
Soft Matter
Jun 16, 2020
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11773
Mixing and matching computational models of 2-D materials led scientists at Rice University to the realization that excitons—quasiparticles that exist when electrons and holes briefly bind—can be manipulated in new and ...
Soft Matter
Jun 15, 2020
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187
In 1972, physicists J. Michael Kosterlitz and David Thouless published a groundbreaking theory of how phase changes could occur in two-dimensional materials. Experiments soon showed that the theory correctly captured the ...
General Physics
Jun 15, 2020
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49
An Oregon State University environmental engineering professor has solved a decades-old mystery regarding the behavior of fluids, a field of study with widespread medical, industrial and environmental applications.
General Physics
Jun 10, 2020
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246
Public health advice for avoiding respiratory illness is largely unchanged since the Spanish flu of 1918, one of history's deadliest pandemics. Keep a safe distance from other people. Wash your hands frequently with soap ...
Soft Matter
May 11, 2020
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Blood flow in the human body is generally assumed to be smooth due to its low speed and high viscosity. Unsteadiness in blood flow is linked to various cardiovascular diseases and has been shown to promote dysfunction and ...
Soft Matter
May 04, 2020
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223
Two microscopic bubbles are better than one at penetrating soft materials, concludes a new study by engineers at the University of California, Riverside.
Soft Matter
Apr 30, 2020
0
36
Scientists from Queen Mary University of London and the Russian Academy of Sciences have found a limit to how runny a liquid can be.
Condensed Matter
Apr 24, 2020
2
3790
Ensuring adequate preservation of the millions of units of blood that are donated every year presents a challenge for blood banks, as blood can typically be stored for only six weeks after donation. A potential solution to ...
Soft Matter
Apr 21, 2020
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82
Bottle emptying is a phenomenon most of us have observed while pouring a beverage. Researchers from the Indian Institute of Technology Roorkee discovered how to make bottles empty faster, which has wide-ranging implications ...
General Physics
Apr 07, 2020
7
311
The Casimir Force is a well-known effect originating from the quantum fluctuation of electromagnetic fields in a vacuum. Now an international group of researchers have reported a counterpoint to that theory, adding to the ...
Soft Matter
Apr 06, 2020
0
755
Turbulent flows are chaotic yet feature universal statistical properties.Over the recent years, seemingly turbulent flows have been discovered in active fluids such as bacterial suspensions, epithelial cell monolayers, and ...
General Physics
Apr 02, 2020
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6
Meat is no ordinary solid. Made up of complex networks of moisture-saturated proteins, it displays some intriguing physical properties when it is cooked. Several studies in the past have attempted to recreate this behaviour ...
Soft Matter
Apr 01, 2020
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5
Scientists at the Florida State University-headquartered National High Magnetic Field Laboratory have made a discovery in fluid dynamics that is truly worth uncorking a bottle of fine wine.
Soft Matter
Mar 31, 2020
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87
Researchers at the Institute of Industrial Science, The University of Tokyo, used a sophisticated physical model to simulate the behavior of fluids moving through pipes. By including the possibility of shear-induced bubble ...
General Physics
Mar 27, 2020
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235
Actuated colloids are excellent model systems to investigate emerging out-of-equilibrium structures, complex collective dynamics and design rules for next-generation materials. In a new report, Koohe Han and a research team ...
It is a longstanding challenge to be able to control biological systems to perform specific tasks. In a paper published in Nature Physics, researchers at the Niels Bohr Institute, University of Copenhagen, in collaboration ...
General Physics
Mar 24, 2020
0
337
Water balloons may seem like a trivial matter. A toy for mischievous kids in summer. But for scientists, the behavior of balls of liquid wrapped in a thin elastic membrane is critical to everything from understanding blood ...
Soft Matter
Mar 20, 2020
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25
