Sensing harmful molecules with light
Ultra-sensitive devices are being developed to detect biological and chemical compounds.
Ultra-sensitive devices are being developed to detect biological and chemical compounds.
Analytical Chemistry
Mar 23, 2017
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5
Gas sensors used for leakage alerts and air quality monitoring are essential in our daily lives. Towards a ubiquitous society, smart gas sensors, which perform signal processing and communication besides sensing, have attracted ...
Engineering
Feb 22, 2017
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7
China has established a single network to monitor air pollution levels across the country, as the government attempts to control the spread of information about the country's toxic smog in response to rising public anger.
Environment
Feb 8, 2017
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16
Cornell University engineers have developed a new technique to test for a wide range of micropollutants in lakes, rivers and other potable water sources that vastly outperforms conventional methods.
Environment
Jan 23, 2017
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14
Inspired by the anatomy of insects, an interdisciplinary research team at the University of Alberta has come up with a novel way to quickly and accurately detect dangerous airborne chemicals.
Nanophysics
Sep 16, 2016
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588
Surface plasmon resonance (SPR) devices are the benchmark in optical sensing. They are used for detecting biomarkers of disease, discovering drugs, analyzing chemicals, ensuring food quality and safety, and detecting pollutants ...
Analytical Chemistry
Jul 25, 2016
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10
Glimpses of blue sky are becoming a rare sight in Delhi, India's capital, particularly in wintertime, when a thick white haze smothers the city. David Hagan, an MIT PhD candidate studying atmospheric chemistry and a Fellow ...
Engineering
Jun 17, 2016
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12
The U.S. Forest Service's Pacific Northwest Research Station today released a general technical report presenting raw data and dot maps for 22 elements measured in moss samples in 2013 as part of its Portland moss and air ...
Environment
Jun 9, 2016
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13
Fish are commonly used in experiments to identify environmental hazards and pollutants in water. As gills are in constant contact with the water, they are often the focal point for studies seeking to understand the effects ...
Ecology
Feb 17, 2016
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18
In the future, China will shut down a factory before it even pollutes—or so it hopes, as it deploys big data in the fight against bad air.
Environment
Dec 13, 2015
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12