News tagged with noise levels
Finnish team devise nanomechanical microwave amplifier with near least possible noise generation
(PhysOrg.com) -- A team of Finnish physicists has developed a novel way to amplify a microwave signal that unlike other amplifiers, produces noise that is just barely above that which is necessary due to the ...
Dec 15, 2011 |
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Research: Too much, too little noise turns off consumers, creativity
The sound of silence isn't so golden for consumers, and both marketers and advertisers should take note, says new research from a University of Illinois expert in new product development and marketing.
Other Sciences / Social Sciences
May 14, 2012 |
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Living under a flight path increases heart attack risk
(PhysOrg.com) -- Research in Switzerland suggests the risk of dying from a heart attack is greater for people exposed to the noise of aircraft flying overhead. The study included data on 4.6 million adults ...
Oct 12, 2010 |
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Reducing jet noise by controlling turbulence
Airlines and aircraft manufacturers are under increasing pressure to keep noise levels low for airport personnel and for people in surrounding neighborhoods.
Sep 13, 2011 |
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All that glitters is not gold
(PhysOrg.com) -- Researchers developing key new technology electronics like quantum computing or advanced detectors, as well as those studying basic material science and metal surface properties, often find ...
Sep 29, 2011 |
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Penn State's Audible Assault
Loud stadiums help win games, and Penn State's Beaver Stadium is one of the loudest in college football. When its crowd roars at a visiting quarterback, his calls can only be heard from a foot and a half away.
Apr 26, 2010 |
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Is your convertible damaging your hearing?
Driving convertible cars with the top open at speeds exceeding 88.5 kilometres per hour (55 miles per hour) may put drivers at increased risk of noise-induced hearing loss, according to new research published in The Journal ...
Jan 09, 2011 |
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3D planning tool for the city of tomorrow
Noise levels, fine particulate matter, traffic volumes – these data are of interest to urban planners and residents alike. A three-dimensional presentation will soon make it easier to handle them: as ...
Apr 02, 2012 |
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Hospital noise initiative reduces average peak decibel levels by 20 percent
Patients often complain that getting a good night's sleep or a bit of peace and quiet in hospital can be difficult. But a study published in the December issue of the Journal of Clinical Nursing has shown that adopting some s ...
Nov 30, 2009 |
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New York noise levels a threat to hearing: study
New York is still such a noisy city that its inhabitants could suffer from significant hearing loss in coming years, a study made public Wednesday has found.
Oct 27, 2010 |
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Poverty-related stress affects readiness for school
Stress in the lives of poor children is one cause of the early achievement gap in which children from low-income homes start school behind their more advantaged classmates.
Other Sciences / Social Sciences
Oct 26, 2011 |
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Ocean cacophony a torment for sea mammals
With the constant churn of freighter propellers, the percussive thump of oil and gas exploration and the underwater din of military testing, ocean noise levels have become unbearable for some sea mammals.
Dec 07, 2011 |
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Which Is King Of Clubs In The Noise Stakes?
(PhysOrg.com) -- New generation thin-faced titanium golf clubs can produce sound levels nearly twice as loud as traditional steel clubs when they hit a ball, according to new research.
Sep 30, 2009 |
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