New capacitors to improve electric vehicles
Scientists from the National Physical Laboratory (NPL) have developed a new lead-free, high temperature ceramic capacitor that could improve the efficiency and reliability of electric and hybrid vehicles.
Australia: Greenhouse emissions stable over decade as GDP grew 31%
There has been no growth in greenhouse gas emissions in Australia over the last decade, despite economic growth of 31% over the same period, a new report has found.
Energy and cost saving in mines achieved by innovative technique
A new approach that will save energy and reduce ventilation costs in mines has been developed by the University of Exeter's Camborne School of Mines.
Graphene provides efficient electronics cooling
A layer of graphene can reduce the working temperature in hotspots inside a processor by up to 25 percent – which can significantly extend the working life of computers and other electronics. An international ...
Reconciling energy efficiency and comfort
Reducing the energy consumption of an office building does not automatically imply less comfort for the users.
Watching solar cells grow
(Phys.org) —For the first time, a team of researchers at the HZB led by Dr. Roland Mainz and Dr. Christian Kaufmann has managed to observe growth of high-efficiency chalcopyrite thin film solar cells in ...
NREL reports world record 31.1 percent efficiency for III-V solar cell
(Phys.org) —The Energy Department's National Renewable Energy Lab has announced a world record of 31.1% conversion efficiency for a two-junction solar cell under one sun of illumination.
Clock ticking for Obama climate change push
President Barack Obama is running out of time to make good on his lofty vow to confront climate change head-on, and Congress is in no mood to help.
Innovative building operating system provides the brain for smarter cities
Innovative technology developed by Columbia Engineering's Center for Computational Learning Systems (CCLS) is the driving force—in effect, the brain—behind Di-BOSS, a new digital building operating system ...
Plants do sums to get through the night, researchers show
(Phys.org) —New research shows that to prevent starvation at night, plants perform accurate arithmetic division. The calculation allows them to use up their starch reserves at a constant rate so that they ...
Obama to propose 'national plan' on climate change
US President Barack Obama will give a major speech on climate change Tuesday in which he will propose a "national plan" to curb carbon pollution despite resistance from Congress.
A designer enzyme for alternative energy
(Phys.org) —Imagine pulling energy out of thin air. Yi Lu and his colleagues are on that path, in a quest to find alternatives to fossil fuels. The team has designed an enzyme that can harvest the energy ...
Obama vows US 'will do more' to battle climate change
President Barack Obama on Wednesday pledged that the United States "will do more" to tackle the threat of climate change and said the world must do likewise before it is too late.
Stop hyperventilating, say energy efficiency researchers
A single advanced building control now in development could slash 18 percent – tens of thousands of dollars – off the overall annual energy bill of the average large office building, with no loss of comfort, according ...