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News articles about "energy"

Improved solar panels and printed electronics on the horizon with new material discovery

Published today in Nature Communications University of Melbourne researchers say their discovery of the highly sought after 'nematic liquid crystals' can now lead to vastly improved organic solar cell performance Lead author Dr David Jones ... - Read More

Laser-induced graphene 'super' for electronics: Flexible, 3-D supercapacitors tested

Rice University scientists advanced their recent development of laser induced graphene LIG by producing and testing stacked three dimensional supercapacitors energy storage devices that are important for portable flexible electronics The Rice lab of chemist ... - Read More

Race of the electrons: Laser pulses can be used to track the motion of electrons in metals with attosecond precision

It is easy to measure electric current But it is extremely hard to watch the individual electrons which make up this current Electrons race through the metal with a speed of several million meters per ... - Read More

Novel inorganic material emitting laser light in solution discovered

The work published in Nature Communications demonstrates that the new material presents efficient and degradation resistant laser emission in the blue a spectral region of interest in applications such as spectroscopy or materials processing among ... - Read More

Estimated social cost of climate change not accurate, scientists say

The economic damage caused by a ton of carbon dioxide emissions often referred to as the social cost of carbon could actually be six times higher than the value that the United States now uses ... - Read More

Water, water, everywhere: Controlling the properties of nanomaterials

Scientists at the US Department of Energy's Oak Ridge National Laboratory are learning how the properties of water molecules on the surface of metal oxides can be used to better control these minerals and use ... - Read More

Glass for battery electrodes

For some time now energy experts have been adamant that we will need much more clean energy in the future if we are to replace fossil fuel sources and reduce CO2 emissions For example electric ... - Read More

Solar cell polymers with multiplied electrical output

One challenge in improving the efficiency of solar cells is that some of the absorbed light energy is lost as heat So scientists have been looking to design materials that can convert more of that ... - Read More

Water, Water, Everywhere -- Controlling the Properties of Nanomaterials

Wendy Hames and Katie Bethea Published Work H W Wang M DelloStritto N Kumar A I Kolesnikov P R C Kent J D Kubicki D J Wesolowski and J O Sofo “Vibrational density of states ... - Read More

From the lab to your digital device, quantum dots have made quantum leaps

Outside his career as a noted nanochemist Lawrence Berkeley National Laboratory Berkeley Lab director Paul Alivisatos is an avid photographer To show off his photos his preferred device is a Kindle Fire HDX tablet because ... - Read More

Flexible methane production from electricity and bio-mass

Interlinkage of the power and gas grids is planned to make electricity supply sustainable and robust in the future Fluctuating amounts of wind and solar power for instance might be stored in the form of ... - Read More

Iron toxicity for cyanobacteria delayed oxygen accumulation in early Earth's atmosphere

Three billion years ago Earth's atmosphere contained less than 0.0001 percent oxygen Today's atmosphere has around 20 percent oxygen and that is due to the work of tiny microorganisms in Earth's primeval oceans Cyanobacteria which ... - Read More

Bamboo bike recharges mobile devices, external batteries by peddling

Bambootec consortium from Yucatán state in the south of Mexico designed a bamboo bicycle that transforms the kinetic energy generated by pedaling into a source of electricity that has the ability to simultaneously recharge mobile ... - Read More

Hot showers, lower power bills with heat pump water heaters: How water heaters are installed impacts total home energy use

How much energy was used to heat the water for your morning shower is probably the least of your groggy uncaffeinated thoughts However some homeowners are discovering they have even less need to think about ... - Read More

Nanowire clothing could keep people warm, without heating everything else

To stay warm when temperatures drop outside we heat our indoor spaces even when no one is in them But scientists have now developed a novel nanowire coating for clothes that can both generate heat ... - Read More

Emissions-free cars get closer

A University of Delaware research team is considering the important question of what it will take to create an affordable emissions free car The question an issue of engineering and economics is being studied by ... - Read More

Shedding light on why blue LEDS are so tricky to make

Scientists at UCL in collaboration with groups at the University of Bath and the Daresbury Laboratory have uncovered the mystery of why blue light emitting diodes LEDs are so difficult to make by revealing the ... - Read More

Deep Space Climate Observatory to provide 'EPIC' views of Earth

NASA has contributed two Earth science instruments for NOAA's space weather observing satellite called the Deep Space Climate Observatory or DSCOVR set to launch in January 2015. One of the instruments called EPIC or Earth ... - Read More

Compact batteries enhanced by spontaneous silver matrix formations

In a promising lithium based battery the formation of a highly conductive silver matrix transforms a material otherwise plagued by low conductivity To optimize these multi metallic batteries and enhance the flow of electricity scientists ... - Read More

Neutrinos can deliver not only full-on hits but also 'glancing blows'

In what they call a weird little corner of the already weird world of neutrinos physicists have found evidence that these tiny particles might be involved in a surprising reaction Neutrinos are famous for almost ... - Read More
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