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Electrical Engineering and Electronics News


Cloaking Magnetic Fields: First Antimagnet Developed
Posted on September 23, 2011 at 05:47:06 pm
Spanish researchers have designed what they believe to be a new type of magnetic cloak, which shields objects from external magnetic fields, while at the same time preventing any magnetic internal fields from leaking outside, making the cloak undetectable

New Device Generates Energy from Small Vibrations
Posted on September 16, 2011 at 09:15:10 am
Researchers are harnessing electricity from low-power sources in the environment, such as vibrations from swaying bridges, humming machinery and rumbling foot traffic.

Double Wireless Capacity With No New Towers?
Posted on September 07, 2011 at 11:24:18 am
The days of waiting for smartphones to upload video may be numbered. Rice University engineering researchers have made a breakthrough that could allow wireless phone companies to double throughput on their networks without adding a single cell tower

Future Lights: Quantum Dot-Based LEDs
Posted on September 06, 2011 at 08:58:57 am
University of Florida researchers may help resolve the public debate over our future light source of choice: Edison's incandescent bulb or the more energy efficient compact fluorescent lamp

Smallest Electric Motor Is Single Molecule
Posted on September 05, 2011 at 10:08:43 am
The smallest electrical motor on the planet, at least according to Guinness World Records, is 200 nanometers. Granted, that's a pretty small motor -- after all, a single strand of human hair is 60,000 nanometers wide -- but that tiny mark is about to be s

Alloy Could Produce Hydrogen Fuel from Sunlight
Posted on August 31, 2011 at 09:16:41 am
Scientists from the University of Kentucky and the University of Louisville have determined that an inexpensive semiconductor material can be "tweaked" to generate hydrogen from water using sunlight

New 'Bionic' Leg Gives Amputees a Natural Gait
Posted on August 21, 2011 at 09:40:45 am
A new lower-limb prosthetic developed at Vanderbilt University allows amputees to walk without the leg-dragging gait characteristic of conventional artificial legs

Stick-On Tattoos Go Electric
Posted on August 12, 2011 at 09:48:50 am
Engineers have developed a device platform that combines electronic components for sensing, medical diagnostics, communications and human-machine interfaces, all on an ultrathin skin-like patch

Scientists Build Battery in a Nanowire
Posted on August 01, 2011 at 08:53:50 am
The world at large runs on lithium ion batteries. New research at Rice University shows that tiny worlds may soon do the same

Sun-Free Photovoltaics Powered by Heat
Posted on July 31, 2011 at 11:49:02 pm
A new photovoltaic energy-conversion system developed at MIT can be powered solely by heat, generating electricity with no sunlight at all.


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