A new hybrid energy-harvesting device may one day replace the need for batteries in certain low-power electronics devices. The new device collects ambient wasted energy from both mechanical vibrations and magnetic fields ...
(Phys.org)—Taking an important step forward for self-powered systems, researchers have built a nanogenerator with an ultrahigh output voltage of 209 V, which is 3.6 times higher than the previous record of 58 V. The nanogenerator, ...
Building a better lithium-ion battery involves addressing a myriad of factors simultaneously, from keeping the battery's cathode electrically and ionically conductive to making sure that the battery stays safe after many ...
Materials Science
May 14, 2019
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532
Researchers at the University of California, Riverside Bourns College of Engineering and the Russian Academy of Sciences have successfully demonstrated pattern recognition using a magnonic holographic memory device, a development ...
General Physics
May 11, 2015
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78
The latest buzz in the information technology industry regards "the Internet of things"—the idea that vehicles, appliances, civil-engineering structures, manufacturing equipment, and even livestock would have their own ...
Electronics & Semiconductors
Jun 23, 2015
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1683
Scientists from the Institute for Open and Transdisciplinary Research Initiatives at Osaka University discovered a new feature of solar cells made from antimony sulfiodide:sulfide composite, which they termed the wavelength-dependent ...
Materials Science
Jul 5, 2022
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1526
By combining a new generation of piezoelectric nanogenerators with two types of nanowire sensors, researchers have created what are believed to be the first self-powered nanometer-scale sensing devices that draw power from ...
Nanophysics
Mar 28, 2010
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0
Scientists at Japan's Institute for Integrated Cell-Material Sciences (iCeMS) are leading efforts to synthesize stronger and efficient materials for hydrogen fuel cell membranes. Most fuel cells currently on the market employ ...
Polymers
May 13, 2020
0
118
Energy harvesting, a technology to transform small quantities of naturally occurring energy (e.g. light, heat and vibration) into electricity, is gaining attention as a method to power internet of things (IoT) devices. This ...
Nanophysics
Feb 13, 2020
0
121
Building electronic devices that work without needing to actually transport electrons is a goal of spintronics researchers, since this could lead to: reduced power consumption, lower levels of signal noise, faster operation, ...
Quantum Physics
Oct 7, 2011
1
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