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New class of chemical vapor sensors

7/28/17
Chemical weapons
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An interdisciplinary team of scientists at the U.S. Naval Research Laboratory (NRL) demonstrated that monolayer 2D Transition Metal Dichalcogenides (TMDs) — atomically thin semiconductors — undergo a change from semiconductor-to-metallic phase when exposed to airborne chemical vapors.

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Posted by Staff in Chemical, Technological innovation on Jul, 28, 2017

A spate of acid attacks in London is part of an international problem

7/28/17
Chemical weapons
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A series of five acid attacks in one night in London has created a moment for the British government to take a more public stance on this growing problem.

A teenager has been charged with fifteen offenses relating to the incidents, in which moped drivers were targeted. In the course of just over an hour, a series of victims was attacked. At least one person was left with life changing injuries.

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Posted by Guest Writer in Chemical, Law Enforcement, Public health on Jul, 28, 2017

Border funding bill passes U.S. House; Texans vote along party lines

7/28/17
Border security
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The U.S. House on Thursday passed about $800 billion in federal spending, including $1.6 billion worth of funding that will go toward constructing a border wall. 

While there is almost no chance this legislation will become law, Republican lawmakers can head back to their home districts pointing to the wall funding as a legislative step toward a tenet of the Trump presidential campaign.

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A model using big data predicts and prevents power outages

7/28/17
Smart grid
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High-speed winds during a thunderstorm may cause trees around an electric grid to crash into the distribution system feeders causing an outage in that area. Currently, most utility companies diminish such accidents by scheduling regular tree-trimming operations. This effort is costly and is based on a rotational approach to different service areas, which may take months and sometimes years before all trees are trimmed.

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Posted by Staff in Infrastructure protection, Power grid and stations on Jul, 28, 2017
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