In any orchestra, the lowest notes are made by the largest instruments; for example, in the string family, the double bass resonates much lower notes than the violin because it is four to five times larger. The same is true ...
Engineering
Nov 28, 2017
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Researchers at Aalto University in Finland have developed a method that allows accurate comparisons of concert hall acoustics. The leader of the research group, Associate professor Tapio Lokki, was presented with an International ...
Engineering
Jun 5, 2013
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NPL has developed a laser-based acoustic mapping technique, collaborating with PMC loudspeakers to adapt the technique into a valuable design tool.
General Physics
Jan 17, 2013
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Not only can the human ear detect sounds, it can also generate them. If the ear hears the two upper tones of a major triad, it produces the fundamental of the chord which can then be measured. This phenomenon, called "otoacoustic ...
Engineering
Jan 10, 2013
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Hear music of concert hall quality at any place in the room from a stereo recording. The device created by EPFL spin-off Illusonic creates an "acoustic space."
Hi Tech & Innovation
Dec 17, 2012
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(AP)—Conservationists have built an artificial bat cave deep in the Tennessee woods to see if it can be a blueprint for saving bats who are dying by the millions from a fungus spreading across North America.
Ecology
Sep 14, 2012
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NPL scientists have made the first measurements of airborne acoustic free-field pressures using a laser technique based on photon correlation spectroscopy.
General Physics
May 29, 2012
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US street protestors have won allies in software makers who have crafted programs that let smartphones fire off word of imminent arrest or let rallying cries be heard by crowds.
Software
Oct 28, 2011
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The lab, though it may seem quiet and insulated, can be as full of background noise as a crowded train station when we're trying to catch the announcements. Our brains can filter out the noise and focus on the message up ...
General Physics
May 25, 2011
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Tired of bird droppings on the city's most famous monuments, local authorities in Rome are resorting to unusual measures to try and scare off a million starlings that migrate to the Eternal City every year.
Ecology
Nov 16, 2012
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