How to make a "perfect" solar absorber
The key to creating a material that would be ideal for converting solar energy to heat is tuning the material's spectrum of absorption just right: It should absorb virtually all wavelengths of light that ...
Hybrid energy harvester generates electricity from vibrations and sunlight
Artificial light-harvesting method achieves 100% energy transfer efficiency
Mechanical motion rectifier leads to better energy harvesting
Energy harvesting skin generates power from air conditioners
Quick jolt of energy could improve energy harvesting by a factor of 40
Ancient effect harnessed to produce electricity from waste heat
A phenomenon first observed by an ancient Greek philosopher 2,300 years ago has become the basis for a new device designed to harvest the enormous amounts of energy wasted as heat each year to produce electricity. ...
Piezoelectric chin device harvests jaw movements for energy
Award-winning energy harvester brings practical applications closer
'Smart material' chin strap harvests energy from chewing
A chin strap that can harvest energy from jaw movements has been created by a group of researchers in Canada.
Disney researchers harvest energy from rubbing, tapping paper-like material
Electric current sufficient to light a string of LEDs, activate an e-paper display or even trigger action by a computer can be generated by tapping or rubbing simple, flexible generators made of paper, thin ...
Flexible plastics that turn mechanical vibrations into electrical energy
The shrinking dimensions and decreased power consumption of modern electronic gadgets have created opportunities for energy harvesting processes that tap into free, green energy from the environment. Vibration ...
Harvesting vibrations to power microsensors
Battery replacement may soon be a thing of the past. Researchers from A*STAR's Institute of Microelectronics (IME) are tapping into low frequency vibrations, the most abundant and ubiquitous energy source in the surroundings, ...
Physicists quantify temperature changes in metal nanowires
(Phys.org) —Using the interaction between light and charge fluctuations in metal nanostuctures called plasmons, a University of Arkansas physicist and his collaborators have demonstrated the capability of measuring temperature ...