As the world moves toward greater use of low-carbon and zero-carbon energy sources, a possible bottleneck looms, according to a new MIT study: the supply of certain metals needed for key clean-energy technologies.
Environment
Apr 9, 2012
25
0
(Phys.org)—Wind turbine farms now account for an estimated 3.3 percent of electricity generation in the United States, and 2.9 percent of electricity generated globally. The wind turbine industry is growing along all vectors, ...
Stanford University scientists have breathed new life into the nickel-iron battery, a rechargeable technology developed by Thomas Edison more than a century ago.
Energy & Green Tech
Jun 26, 2012
22
0
Solar photovoltaic and wind power are rapidly getting cheaper and more abundant – so much so that they are on track to entirely supplant fossil fuels worldwide within two decades, with the time frame depending mostly on ...
Energy & Green Tech
Apr 6, 2018
45
426
A new type of redox flow battery presents a huge advantage for electric cars. If the rechargeable batteries are low, the discharged electrolyte fluid can simply be exchanged at the gas station for recharged fluid -- as easy ...
Energy & Green Tech
Oct 13, 2009
14
0
Most of the technology needed to shift the world from fossil fuel to clean, renewable energy already exists. Implementing that technology requires overcoming obstacles in planning and politics, but doing so could result in ...
Energy & Green Tech
Oct 19, 2009
21
0
AES Geo Energy, a Bulgarian unit of US energy giant AES Corporation, launched on Tuesday the largest 156-megawatt wind farm in Bulgaria, the company said.
Energy & Green Tech
Oct 6, 2009
0
0
The electric sail (ESAIL), invented by Dr. Pekka Janhunen at the Finnish Kumpula Space Centre in 2006, produces propulsion power for a spacecraft by utilizing the solar wind. The sail features electrically charged long and ...
Space Exploration
Jan 8, 2013
66
0
Five years after NASA's MAVEN spacecraft entered into orbit around Mars, data from the mission has led to the creation of a map of electric current systems in the Martian atmosphere.
Astronomy
May 26, 2020
36
437
(PhysOrg.com) -- Northeastern University researchers have designed a super-strong magnetic material that may revolutionize the production of magnets found in computers, mobile phones, electric cars and wind-powered generators.
Condensed Matter
Dec 20, 2011
4
0
