Scientists have long known that seawater contains small concentrations of valuable metals, but a technologically feasible extraction method has remained elusive. The University of Chicago's Carter Abney, a graduate student ...
Materials Science
Oct 30, 2014
0
0
Solar cells capture up to 40 percent more energy when they can track the sun across the sky, but conventional, motorized trackers are too heavy and bulky for pitched rooftops and vehicle surfaces.
Energy & Green Tech
Sep 8, 2015
69
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(PhysOrg.com) -- Power is a game of supply and demand. Unfortunately, it is also a very time sensitive game. You not only have to make the right amount of power, but you have to make it at the right time. Power is largely ...
Fed up with constantly having to recharge or replace batteries in your ever-expanding trove of electronic gadgets? The solution may be just a few steps away.
Energy & Green Tech
Dec 31, 2014
8
1
(PhysOrg.com) -- By dissolving polystyrene packing peanuts in biodiesel, scientists have found that they can boost the power output of the fuel while getting rid of garbage at the same time.
(PhysOrg.com) -- Among the vast number of untapped energy sources are finger taps, heartbeats, and even hamsters running on exercise wheels. In a recent study, researchers from Georgia Tech have shown that when hamsters run ...
Research by Harvard professor David Keith suggests that the global capacity for energy generation from wind power has been overestimated, and that geophysical / climate effects of turbines will reduce the benefits of large-scale ...
Energy & Green Tech
Feb 25, 2013
64
0
Technology and Software from Siemens are making the world's largest container ships more energy-efficient. The Korean shipbuilding company Daewoo is building 20 container ships for the Danish shipping company Maersk, each ...
Energy & Green Tech
Sep 21, 2012
1
1
(Phys.org) —ARM chip makers TSMC and GlobalFoundries have revealed that they plan to release ARM processor chips capable of running at 3GHz sometime next year. Such chips will almost certainly be welcomed with open arms ...
Wearable devices that harvest energy from movement are not a new idea, but a material created at Rice University may make them more practical.
Nanophysics
May 31, 2019
2
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