Bourne Energy, a company based in Malibu, California, specializes in a variety of hydropower systems. While most of its technology is for large-scale applications, with multiple units generating energy on the megawatt scale, ...
(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, ...
Researchers at Siberian Federal University, together with colleagues from the Royal Institute of Technology (Stockholm, Sweden), discovered new properties of material based on palladium, which can increase the performance ...
Condensed Matter
Jul 31, 2019
0
88
A novel device that uses only sunlight and wastewater to produce hydrogen gas could provide a sustainable energy source while improving the efficiency of wastewater treatment.
Energy & Green Tech
Oct 10, 2013
1
0
Taking their cue from the humble leaf, researchers have used microscopic folds on the surface of photovoltaic material to significantly increase the power output of flexible, low-cost solar cells.
Optics & Photonics
Apr 27, 2012
8
0
(PhysOrg.com) -- A tiny microbe can take electricity and directly convert carbon dioxide and water to methane, producing a portable energy source with a potentially neutral carbon footprint, according to a team of Penn State ...
Biochemistry
Mar 30, 2009
1
0
As researchers work toward next-generation electric vehicles, they may be hitting their heads on the ceiling of what lithium ion batteries can deliver.
Materials Science
Apr 5, 2019
16
183
Nearly 80% of the battery power in smartwatches is used up by the heart-rate monitor. But a new generation of sensors developed by EPFL startup ActLight consumes five times less energy. They have been tested and calibrated, ...
Engineering
Apr 26, 2017
1
6
The heat radiating off roadways has long been a factor in explaining why city temperatures are often considerably warmer than nearby suburban or rural areas. Now a team of engineering researchers from the University of Rhode ...
Energy & Green Tech
Nov 9, 2010
6
0
(PhysOrg.com) -- In Mark Moore's world, long nanotubes reach into the clouds, serving at once to tether a turbine-vehicle flying at 2,000 feet, or 10,000 feet, or 30,000 feet (610, 3,050 and 9,150 meters); and also to conduct ...
Energy & Green Tech
Dec 19, 2010
14
0
