A sensor for detecting toxic gases is now smaller, faster and more reliable. Its performance sets it up for integration in a highly sensitive portable system for detecting chemical weapons. Better miniature sensors can also ...
Analytical Chemistry
Jun 27, 2019
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Activities such as laying gas pipelines, trawling for fish, drilling for oil, and even burying internet cables in the deep sea, are destroying marine ecosystems. But studies have shown that reintroducing seaweed and corals ...
Ecology
Mar 26, 2019
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535
In a paper published in Nano, researchers from the School of Microelectronics in Tianjin University have discovered a two-step sputtering and subsequent annealing treatment method to prepare vertically aligned WO3-CuO core-shell ...
Analytical Chemistry
Nov 1, 2018
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The eruption of Kilauea volcano in Hawaii sparked new safety warnings about toxic gas on the Big Island's southern coastline after lava began flowing into the ocean and setting off a chemical reaction.
Environment
May 22, 2018
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The eruption of Kilauea volcano in Hawaii sparked new safety warnings about toxic gas on the Big Island's southern coastline after lava began flowing into the ocean and setting off a chemical reaction.
Environment
May 22, 2018
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In the aftermath of Hurricane Harvey, reporters warned of a "stew of toxic chemicals, sewage, debris and waste" in Houston's floodwaters.
Environment
Oct 3, 2017
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A thin-film chemical sensor coated onto an electrode offers a simple, practical way to detect minute traces of toxic gas. Sensors that use metal-organic frameworks (MOFs) can be highly selective for a particular gas because ...
Materials Science
Mar 7, 2017
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An explosion at a chemical fertiliser factory left at least 200 people needing medical treatment after toxic gas spread across large parts of Bangladesh's second city Chittagong, officials said Tuesday.
Environment
Aug 23, 2016
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Recent reports of chemical weapons attacks in the Middle East underscore the urgent need for new ways to guard against their toxic effects. Toward that end, scientists report in the journal ACS Applied Materials & Interfaces ...
Materials Science
Sep 30, 2015
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Nano-sized gas sensors in mobile telephones that measure the atmospheric humidity are nothing new as such. However, so far it was necessary to rely on complex lithographic methods to produce the required nano-structure of ...
Nanophysics
Aug 19, 2013
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