(PhysOrg.com) -- When trying to focus sound waves into as small an area as possible, scientists run into a fundamental limit called the diffraction limit. That is, when sound waves are focused into a region smaller than one ...
(Phys.org)—In 2011, scientists from the Institute Langevin in Paris built an array of 49 empty coke cans that resonate when exposed to an acoustic wave, causing the cans to produce sound similar to the way blowing across ...
Water, water everywhere—just not in plastic bottles, says a town in the US state of Massachusetts.
Environment
Jan 2, 2013
239
0
(PhysOrg.com) -- Don't be fooled by the collection of empty soda bottles in James Cryan's office at SLAC National Accelerator Laboratory. Cryan isn't a caffeine fiend—the cola bottles are for science. As a graduate student ...
Quantum Physics
Apr 16, 2009
1
0
Rice University scientists are cleaning soil contaminated by oil spills in a way that saves energy and reclaims the soil's fertility.
Environment
Aug 20, 2015
4
1801
(PhysOrg.com) -- Takara Tomy, the Japanese toy makers have unveiled their "Ene Pocket", a radio-controlled toy car with a Sony bio-battery that is fuelled by sugars like those in fruit drinks and sodas.
A team of metallurgists and materials scientists at the Max-Planck-Institut für Eisenforschung GmbH has uncovered the reason for the sluggishness that occurs when attempting to use hydrogen instead of coke to make steel. ...
Human emissions of the potentially harmful trace metal vanadium into Earth's atmosphere have spiked sharply since the start of the 21st century due in large part to industry's growing use of heavy oils, tar sands, bitumen ...
Environment
Dec 15, 2017
8
303
Many people love the refreshing effervescence of a soda, champagne, beer or sparkling water. When you take a sip, the gas bubbles in the beverage burst, and the released gas tickles your nose. But have you ever wondered how ...
Other
Aug 14, 2023
1
1
(PhysOrg.com) -- A barrier coating developed through CSIRO’s Light Metals Flagship offers aluminium smelters significant annual savings in reduced consumption of petroleum coke alone.
Engineering
Feb 23, 2009
0
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