Posts Tagged ‘electrical engineering’
Gold nanoparticles relay signals down the line
RICE (US) — Tiny channels of gold nanoparticles may transmit electromagnetic energy that starts as light and propagates via “dark plasmons.” Continue…
Friday, February 10, 2012 12:41 - 0 Comments
Science & Technology - Feb 3, 2012 15:28 - 5 Comments
Charge the electric car while you drive
STANFORD (US) — New technology could lead to wireless charging of electric vehicles while they cruise down the highway. (more…)
Health & Medicine - Jan 27, 2012 16:14 - 1 Comment
Medical sensor powered by rap music?
PURDUE (US) — The driving bass rhythm of rap can be used to power a new miniature medical sensor designed to be implanted in the body. (more…)
Science & Technology - Jan 24, 2012 17:47 - 0 Comments
Battery drain may influence app design
U. TEXAS-AUSTIN (US) — The first systematic power profiles of microprocessors could help lower the energy consumption of small and large devices, say researchers. (more…)
Science & Technology - Jan 11, 2012 11:03 - 1 Comment
Electronics keep their cool with graphene
U. TEXAS-AUSTIN (US) — A new form of graphene could prevent laptops and other electronics from overheating, one of the largest hurdles to building smaller, more powerful devices. (more…)
Science & Technology - Dec 14, 2011 10:20 - 0 Comments
Wires get cozy in smallest circuits
MCGILL (CAN) — A team of scientists has engineered one of the world’s smallest electronic circuits. (more…)
Science & Technology - Dec 9, 2011 12:22 - 0 Comments
Doping graphene on edge 1,000x more potent
GEORGIA TECH (US) — Doping 2-D sheets of graphene on the edge is 1,000 times more efficient at producing electron carriers than doping on the surface, a new study shows. (more…)
Science & Technology - Dec 2, 2011 10:45 - 0 Comments
Coating makes 3-D objects look flat
U. MICHIGAN (US) — Engineers have developed a carbon nanotube coating that can conceal an object’s 3-D geometry, absorbing 99.9 percent of its light to make it look like a flat black sheet. (more…)
Science & Technology - Dec 1, 2011 7:52 - 1 Comment
Better electronics? Start with the switch
U. PITTSBURGH (US) — A new type of switch that performs logic functions within a single molecule could mean smaller, faster, and more efficient electronics. (more…)
Science & Technology - Dec 1, 2011 6:52 - 0 Comments
Ultraviolet lasers get smarter
U. MICHIGAN (US) — Scientists have discovered a way to build compact and efficient ultraviolet light sources that could enhance information storage, microscopy, and chemical analysis. (more…)
Top Stories - Nov 29, 2011 13:50 - 1 Comment
Cyborg bugs as first responders
U. MICHIGAN (US) — A device that harvests energy from a bug’s movements could allow cyborg insects—rather than humans—to monitor hazardous situations. (more…)
Science & Technology - Nov 28, 2011 12:56 - 2 Comments
Electrode for durable batteries on the grid
STANFORD (US) — A new type of battery electrode could make large-scale storage for solar and wind power more feasible. (more…)
Science & Technology - Nov 22, 2011 7:25 - 0 Comments
Sort nanotubes for better electronics
STANFORD (US) — A new technique could make semiconducting carbon nanotubes more commercially viable for use in printable circuits, bendable display screens, stretchable electronics, and solar technology. (more…)
Top Stories - Nov 22, 2011 7:17 - 1 Comment
10 billion bits of data per second
STANFORD (US) — A new nanoscale light-based device is able to transmit data at an ultrafast rate while using thousands of times less energy than current technologies. (more…)
Health & Medicine - Nov 15, 2011 12:39 - 0 Comments
Sensor brings epileptic brain into focus
NYU / U. ILLINOIS / U. PENN (US) — A flexible sensor is expected to offer unprecedented views of brain activity during epileptic seizures—as much as 400 times current levels—with minimal wiring. (more…)
Top Stories - Nov 15, 2011 10:23 - 2 Comments
Wireless chip catches ride on dragonfly
DUKE (US) — A new wirelessly powered telemetry system is lightweight and powerful enough to study the neurological activity of dragonflies as they capture prey on the wing. (more…)
Science & Technology - Nov 4, 2011 9:20 - 1 Comment
Room-temp qubit from semiconductor ‘defect’
UC SANTA BARBARA (US) — A recent discovery may place silicon carbide—a semiconductor commonly used by the electronics industry—at the center of quantum technologies designed for tasks such as ultrafast computing. (more…)
Top Stories - Oct 31, 2011 12:43 - 0 Comments
Super efficient OLEDs on flexible plastic
U. TORONTO (CAN) — New organic light-emitting diodes (OLEDs) are not only the most efficient ever made, but have an added bonus: They’re produced on plastic. (more…)
Science & Technology - Oct 31, 2011 6:00 - 0 Comments
Upgrades to coolers could save $100M
U. WASHINGTON (US) — Tweaking the design of open-front grocery coolers could reduce the energy they use for for refrigeration by as much as 15 percent. (more…)
