Sensing harmful molecules with light
Ultra-sensitive devices are being developed to detect biological and chemical compounds.
Analytical Chemistry
Mar 23, 2017
0
5
News tagged with quality monitoring
Microhotplates for a smart gas sensor
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
0
7
China tightens smog data controls amid public anger
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
New technique IDs micropollutants in New York waterways
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
Scientists create resonator with nanoscale features to detect dangerous chemicals in the environment
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
0
588
Highly sensitive devices for the detection of biological and chemical compounds
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
0
10
Air quality sensors track pollution
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
Forest service releases maps of element concentrations in Portland moss
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
0
13
New method reduces need for fish in experiments
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
Surveillance secret weapon in China pollution struggle
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
