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Where did those electrons go? X-ray measurements solve decades-old mystery![]() Ithaca NY (SPX) Nov 08, 2017 The concept of "valence" - the ability of a particular atom to combine with other atoms by exchanging electrons - is one of the cornerstones of modern chemistry and solid-state physics. Valence controls crucial properties of molecules and materials, including their bonding, crystal structure, and electronic and magnetic properties. Four decades ago, a class of materials called "mixed valence" compounds was discovered. Many of these compounds contain elements near the bottom of the periodic t ... read more |
University of Utah researchers develop milestone for ultra-fast communications and computingSalt Lake City UT (SPX) Nov 08, 2017 A mineral discovered in Russia in the 1830s known as a perovskite holds a key to the next step in ultra-high-speed communications and computing. Researchers from the University of Utah's depar ... more
Improving sensor accuracy to prevent electrical grid overloadWashington DC (SPX) Nov 08, 2017 Electrical physicists from Czech Technical University have provided additional evidence that new current sensors introduce errors when assessing current through iron conductors. It's crucial to corr ... more
Mechanochemistry paves the way to higher quality perovskite photovoltaicsWarsaw, Poland (SPX) Nov 08, 2017 For several years, tension has been rising in line with the approaching commercialization of perovskite photovoltaic cells. Now, there has been another small earthquake: it turns out that devices ba ... more
New approach uses light instead of robots to assemble electronic componentsWashington DC (SPX) Nov 08, 2017 An international team of researchers has developed a new light-based manipulation method that could one day be used to mass produce electronic components for smartphones, computers and other devices ... more |
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First coast-to-coast land motion map of Scotland derived from satellite radar imagesNottingham UK (SPX) Nov 08, 2017 The first country-wide map of relative land motion has been created by a team at the University of Nottingham. Using hundreds of satellite radar images the team, working with Geomatic Ventures Limit ... more
Nuclear energy programs may not increase likelihood of proliferationHanover NH (SPX) Nov 08, 2017 Contrary to popular thought, nuclear proliferation is not more likely to occur among countries with nuclear energy programs, according to research published in International Security. In a his ... more
Computer system finds 'recipes' for producing materialsBoston MA (SPX) Nov 08, 2017 In recent years, research efforts such as the Materials Genome Initiative and the Materials Project have produced a wealth of computational tools for designing new materials useful for a range of ap ... more
Simple green synthesis is a breath of fresh airThuwal, Saudi Arabia (SPX) Nov 08, 2017 Nanoparticles of controllable composition and size have great potential in electrical, optical and chemical devices, but they must be created in a safe and cost-effective way. Kazuhiro Takanabe and ... more
New insights into metamaterial magicHoughton MI (SPX) Nov 08, 2017 Metamaterials offer the very real possibility that our most far-fetched fancies could one day become real as rocks. From invisibility cloaks and perfect lenses to immensely powerful batteries, their ... more
Tech increases microfluidic research data output 100-foldRaleigh NC (SPX) Nov 08, 2017 Researchers have developed a technique that allows users to collect 100 times more spectrographic information per day from microfluidic devices, as compared to the previous industry standard. The no ... more |
![]() First-ever US experiments at new X-ray facility may lead to better explosive modeling
Twitter to double tweet limit to 280 charactersSan Francisco (AFP) Nov 8, 2017 Twitter announced Tuesday it would double the limit for tweets to 280 characters, a bid to draw in more users and boost engagement at the social network. ... more
Waymo cars hit the the road without driversSan Francisco (AFP) Nov 7, 2017 Waymo on Tuesday said that its self-driving cars are hitting the road without anyone behind the wheel as the Alphabet subsidiary steers toward launching an automated ride service. ... more
US urges action after Saudi accuses Iran over missile attackRiyadh (AFP) Nov 7, 2017 The United States called Tuesday for international action to hold Iran to account after Saudi Arabia accused Tehran of "direct military aggression" over a Yemeni rebel missile attack near Riyadh. ... more
Tight markets, demand spike mean higher gas pricesWashington (UPI) Nov 7, 2017 Unseasonably high demand pressures from U.S. consumers and a tightening oil market means higher gas prices, but the trend might not last, market analysts said. ... more |
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Washington DC (SPX) Nov 08, 2017
Electrical physicists from Czech Technical University have provided additional evidence that new current sensors introduce errors when assessing current through iron conductors. It's crucial to correct this flaw in the new sensors so that operators of the electrical grid can correctly respond to threats to the system.
The researchers show how a difference in a conductor's magnetic permeabi ... more Washington (UPI) Oct 23, 2017Japan faces challenges in cutting CO2, Moody's finds Washington (UPI) Oct 19, 2017IEA: An electrified world would cost $31B per year to achieve Washington (UPI) Oct 1, 2017'Fuel-secure' steps in Washington counterintuitive, green group says |
Houston TX (SPX) Nov 06, 2017
High-performance electrodes for lithium-ion batteries can be improved by paying closer attention to their defects - and capitalizing on them, according to Rice University scientists.
Rice materials scientist Ming Tang and chemists Song Jin at the University of Wisconsin-Madison and Linsen Li at Wisconsin and the Massachusetts Institute of Technology led a study that combined state-of-the-a ... more Exeter UK (SPX) Nov 03, 2017Scientists create magnetic system that transforms heat into motion Berkeley CA (SPX) Nov 02, 2017New studies on disordered cathodes may provide much-needed jolt to lithium batteries Ulsan, South Korea (SPX) Nov 02, 2017UNIST unveils new fast-charging, high-energy electric-car battery technology |
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Washington (UPI) Oct 26, 2017
The state of New York aims to become a new hub for the wind energy industry with its unique geographical position and ambitions goals, a state leader said.
New York ranks 11th in the nation in terms of installed wind energy capacity and is the 15th windiest. As of 2014, the state had 20 wind energy projects in service, with a total capacity of 1.8 gigawatts of capacity. The state set of ... more Canberra, Australia (SPX) Oct 20, 2017Construction to begin on $160 million Industry Leading Hybrid Renewable Energy Project Thuwal, Saudi Arabia (SPX) Oct 18, 2017A kite that might fly Washington (UPI) Oct 17, 2017Scotland outreach to Canada yields wind energy investment |
Phoenix, AZ (SPX) Nov 06, 2017
OMCO Solar, a division of OMCO Holdings, has announced a significant expansion to their solar product offerings and construction leadership teams, bringing years of solar experience to support the launch of their exclusive, Field-Fast fixed-tilt racking solution.
Chosen as Director of Solar Product Engineering, Matt Kesler will oversee all current and future solar engineering and design op ... more Washington (UPI) Nov 2, 2017European lender closer to green finance goals Warsaw, Poland (SPX) Nov 08, 2017Mechanochemistry paves the way to higher quality perovskite photovoltaics Washington (AFP) Nov 4, 2017US renewable energy booms despite Trump vow to quit Paris deal |
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New Brunswick NJ (SPX) Nov 02, 2017
Seeking a better way to capture radioactive iodides in spent nuclear reactor fuel, Rutgers-New Brunswick scientists have developed an extremely efficient "molecular trap" that can be recycled and reused.
The trap is like a tiny, porous super-sponge. The internal surface area of just one gram of this material could stretch out to cover five 94-by-50-foot basketball courts, or 23,500 square ... more Sofia (AFP) Nov 3, 2017Bulgaria extends life of Soviet-era nuclear reactor Hanover NH (SPX) Nov 08, 2017Nuclear energy programs may not increase likelihood of proliferation Seoul (AFP) Oct 20, 2017South Korea to push ahead with nuclear power plants |
Indianapolis IN (SPX) Nov 06, 2017
A study examining how certain decisions impact what farmers plant and harvest identified one crucial factor that researchers believe needs to be added to the list of decision variables when considering bioenergy crops: the option value.
Most studies have not examined the role of the option value, which has to do with farmers waiting to see how bioenergy crop prices will change in the futur ... more Philadelphia PA (SPX) Nov 06, 2017Penn researchers mimic giant clams to enhance the production of biofuel Newark DE (SPX) Nov 01, 2017Research aims to help renewable jet fuel take flight Champaign IL (SPX) Oct 25, 2017Expanding Brazilian sugarcane could dent global CO2 emissions |
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Paris (AFP) Nov 7, 2017
Sub-Saharan Africa nations are growing more dependent on China as an export market, putting them at greater risk to shifts in the Chinese economy, a study published Tuesday said.
"There is no doubt about a strong dependence on China for countries that produce oil and minerals," said Ruben Nizard, an economist and Sub-Saharan Africa specialist at the French financial services firm Coface. ... more Washington (UPI) Nov 7, 2017Tight markets, demand spike mean higher gas prices Washington (UPI) Nov 7, 2017Oil prices inch lower after Monday's massive rally Washington (UPI) Nov 7, 2017An Iranian benchmark for oil just topped $60 per barrel |
Potsdam, Germany (SPX) Nov 08, 2017
Greenhouse gas emissions caused by urban households' purchases of goods and services from beyond city limits are much bigger than previously thought. These upstream emissions may occur anywhere in the world and are roughly equal in size to the total emissions originating from a city's own territory, a new study shows. This is not bad news but in fact offers local policy-makers more leverage to t ... more Bonn (AFP) Nov 6, 20172017 set to be hottest non-El Nino year: UN Bonn (AFP) Nov 6, 2017Plea for 'urgent action' on climate shadowed by Trump Washington (AFP) Nov 3, 2017White House OKs report warning climate change caused by humans |
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Hambach Coal Mine, Near Niederzier, Germany (AFP) Nov 5, 2017
Environmental activists wearing hazard suits marched onto one of the world's largest open-pit coal mines, near Bonn, on Sunday, the eve of 196-nation UN climate talks in the west German city.
Some two hundred protesters crossed a denuded no-man's land and lined up like guards at the edge of the 40-square kilometre (15 square mile) Hambach opencast coal mine, the biggest manmade hole in Euro ... more Washington (UPI) Oct 17, 2017Coal still holds a slight edge as U.S. power source Sydney (AFP) Sept 22, 2017Rio in massive share buyback after coal mines sale Washington (UPI) Sep 15, 2017First-ever U.S. coal shipment arrives in Ukraine |
Beijing (XNA) Nov 02, 2017
China plans to launch its reusable spacecraft in 2020, according to a statement from China Aerospace Science and Technology Corporation Tuesday.
Unlike traditional one-off spacecraft, the new spacecraft will fly into the sky like an aircraft, said Chen Hongbo, a researcher from the corporation.
The spacecraft can transport people or payload into the orbit and return to Earth.
C ... more Beijing (XNA) Oct 23, 2017Space will see Communist loyalty: Chinese astronaut Beijing (XNA) Oct 02, 2017China launches three satellites Beijing (XNA) Oct 02, 2017Mars probe to carry 13 types of payload on 2020 mission |
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Washington DC (SPX) Nov 03, 2017
The forward cabin door is closed. Everyone is sitting down with their seat belts fastened. Then comes the gentle nudge as the airliner is pushed back from its gate.
After a grueling, week-long business trip, home is just two hours away - and you can't wait to see family, friends and your own bed!
Then the aircraft stops, and you have no choice but to wait some more. It's another 10 m ... more Cleveland OH (SPX) Nov 08, 2017Aviation Renaissance: NASA Advances Concepts for Next-gen Aircraft Washington (UPI) Nov 6, 2017General Electric receives $84M for Blackhawk, Apache engine overhauls Washington (UPI) Nov 3, 2017Raytheon awarded $22.1M for Next Generation Jammer support |
London (AFP) Nov 6, 2017
British car sales sank in October for the seventh successive month on disappointing consumer demand, industry data showed on Monday.
New car registrations sank 12.2 percent year-on-year to 158,192 vehicles last month, the Society of Motor Manufacturers and Traders said in a statement.
The SMMT blamed the sharp drop on falling consumer confidence - and confusion surrounding the governmen ... more Carlsbad, NM (SPX) Nov 06, 2017Sandia improving fuel economy, reducing emissions using optical diagnostics Washington (UPI) Nov 3, 2017Texas applauds free-market move on electric vehicles San Francisco (AFP) Nov 7, 2017Waymo cars hit the the road without drivers |
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Washington DC (SPX) Nov 06, 2017
Did you know carbon comes in blue? Blue carbon refers to the carbon in oceans and coastal areas. These ecosystems are excellent carbon sinks - they can efficiently absorb and store carbon from the atmosphere.
And with global emissions of carbon dioxide topping 35 billion tons in 2016, carbon sinks are more important than ever.
A new study highlights a technique that could be used to ... more Los Alamos NM (SPX) Nov 08, 2017First-ever US experiments at new X-ray facility may lead to better explosive modeling Gothenburg, Sweden (SPX) Nov 03, 2017Graphene enables high-speed electronics on flexible materials Houston TX (SPX) Nov 06, 2017Wrinkles give heat a jolt in pillared graphene |
Golden CO (SPX) Nov 03, 2017
Scientists at the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) reported significant advances in the thermoelectric performance of organic semiconductors based on carbon nanotube thin films that could be integrated into fabrics to convert waste heat into electricity or serve as a small power source.
The research demonstrates significant potential for semiconductin ... more Salt Lake City UT (SPX) Nov 08, 2017University of Utah researchers develop milestone for ultra-fast communications and computing Durham NC (SPX) Nov 03, 2017How a $10 microchip turns 2-D ultrasound machines to 3-D imaging devices Washington DC (SPX) Oct 30, 2017Deep-depletion: A new concept for MOSFETs |
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Beijing (AFP) Sept 21, 2017
China on Thursday increased the maximum speed of bullet trains on the Beijing-Shanghai line to 350 kilometres (217 miles) per hour, six years after a fatal accident led to a speed cap.
The speed limit had been reduced to 300 kilometres per hour after 40 people died in a high-speed train crash near Wenzhou in July 2011.
The acceleration cuts the 1,318-kilometre (819-mile) Beijing-Shanghai ... more Ahmedabad, India (AFP) Sept 10, 2017Modi, Abe to kick-start India's first bullet train project Washington DC (SPX) Aug 30, 2017In the face of climate change can our engineers keep the trains running on time New York (AFP) Aug 2, 2017Hyperloop startup says superfast rail a reality |
Washington DC (SPX) Nov 06, 2017
A study published in Environmental Toxicology and Chemistry used American dippers to determine if run-of-river (RoR) dams altered food webs and mercury levels at 13 stream sites in British Columbia.
Run-of-river dams are deemed "green energy" because they produce lower greenhouse gas emissions, have lower water storage, barrier size, extent of flooding and water level fluctuations than con ... more Durham NC (SPX) Nov 06, 2017Molybdenum in Wisconsin wells not from coal ash New Delhi (AFP) Nov 7, 2017Schools shut amid health emergency as smog blankets India's capital Miami (AFP) Nov 1, 2017Survival of coral reefs depends on pollution cuts: study |
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