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Nano-bearings on the test bench

October 3, 2014 1:10 pm | by EurekAlert! | News | Comments

About 3500 years ago, man invented the wheel to make life easier. Then, thanks to Leonardo Da Vinci's genius, the wheel was made smaller to obtain ball bearings. And today? "Today we are trying to get even smaller: scientists are thinking....

A continuous fabrication system for highly aligned polymer films

October 3, 2014 1:05 pm | by EurekAlert! | News | Comments

A team of researchers from the Massachusetts Institute of Technology (MIT) in Cambridge, MA have demonstrated a novel automated fabrication process consisting of a three-step sol-gel extrusion, structure freezing and drying, and mechanical....

Untangling how cables coil

October 3, 2014 12:49 pm | by EurekAlert! | News | Comments

The world's fiber-optic network spans more than 550,000 miles of undersea cable that transmits e-mail, websites, and other packets of data between continents, all at the speed of light. A rip or tangle in any part of this network can significantly....

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Breakthrough technique offers prospect of silicon detectors for telecommunications

October 3, 2014 12:44 pm | by EurekAlert! | News | Comments

A team of researchers, led by the Optoelectronics Research Centre (ORC) at the University of Southampton, has demonstrated a breakthrough technique that offers the first possibility of silicon detectors for telecommunications. For decades....

Thermotolerant yeast can provide more climate-smart ethanol

October 3, 2014 10:27 am | by EurekAlert! | News | Comments

With a simple mutation, yeast can grow in higher than normal temperatures. Researchers at Chalmers University of Technology demonstrate this in an article to be published in the scientific journal Science. The findings may result in ethanol....

Princeton scientists observe elusive particle that is its own antiparticle

October 3, 2014 10:19 am | by EurekAlert! | News | Comments

Princeton University scientists have observed an exotic particle that behaves simultaneously like matter and antimatter, a feat of math and engineering that could yield powerful computers based on quantum mechanics. Using a two-story-tall....

A new approach to on-chip quantum computing

October 3, 2014 9:24 am | by EurekAlert! | News | Comments

Commercial devices capable of encrypting information in unbreakable codes exist today, thanks to recent quantum optics advances, especially the generation of photon pairs—tiny entangled particles of light. Now, an international team of researchers....

Linear hall-effect sensor IC designed with low noise and high resolution

October 3, 2014 9:21 am | Allegro Microsystems, Inc. | Product Releases | Comments

Allegro MicroSystems, LLC (Worcester, MA) announces a new factory-programmable linear Hall-effect current sensor IC. Allegro’s A1366 has been designed to achieve high accuracy and resolution. The goal is achieved through new proprietary ...

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Shrinking wireless cells challenge power supplies

October 3, 2014 9:03 am | by Michael Naglich, Senior Field Applications Engineer, GE’s Critical Power business | Articles | Comments

With demand for wireless 4G services skyrocketing, service providers are looking to fill in the gaps in their coverage areas so they can hold onto their subscribers. Strangely enough, that means finding a power-efficient, conduction-cooled power supply....

Batteries included: A solar cell that stores its own power

October 3, 2014 8:40 am | by EurekAlert! | News | Comments

Is it a solar cell? Or a rechargeable battery? Actually, the patent-pending device invented at The Ohio State University is both: the world's first solar battery. In the October 3, 2014 issue of the journal Nature Communications, the researchers report....

Low-profile DC-DC power modules designed for space-constrained applications

October 2, 2014 1:44 pm | Micrel | Product Releases | Comments

Micrel, Inc. (San Jose, CA) introduced the MIC33163/MIC33164 (1A) and MIC33263/MIC33264(2A) a family of low-profile step down power modules capable of 100 percent duty cycle and operating with an input voltage range from 2.7V to 5.5V....

Power supply series includes constant voltage and constant current modes

October 1, 2014 4:03 pm | B&K Precision Corporation | Product Releases | Comments

B&K Precision (Yorba Linda, CA) announced its latest multi-range DC power supply, the model 9111, expanding its 9110 multi-range supply offering. With constant voltage (CV) and constant current (CC) modes, the 9111 automatically recalculates voltage....

S-Band high-power pallet and hybrid amplifiers optimized for commercial air traffic control

October 1, 2014 9:25 am | M/A-Com Technology Solutions, Inc. | Product Releases | Comments

M/A-COM Technology Solutions Inc. (Lowell, MA) announced a new portfolio of surface mount S-Band GaN power products optimized for commercial air traffic control, weather radar, and military radar applications. The new products are available....

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Ultrafast remote switching of light emission

September 30, 2014 4:29 pm | by EurekAlert! | News | Comments

The researchers etched a photonic crystal around several quantum dots in a semiconductor layer. Quantum dots are small structures that spontaneously emit light as a consequence of atomic processes. If a short laser pulse is fired at the photonic....

'Virtual breast' could improve cancer detection

September 30, 2014 4:26 pm | by EurekAlert! | News | Comments

Next to lung cancer, breast cancer is the leading cause of cancer death in women, according to the American Cancer Society. That's why so many medical professionals encourage women to get mammograms, even though the tests are imperfect....

Off-the-shelf vehicle-duty motors feature rated power from 2.6kW to 30kW+

September 30, 2014 3:13 pm | Product Releases | Comments

Parker’s Electromechanical Automation Division (Rohnert Park, CA) announces the second phase of its HEV motors: the GVM142. The GVM142 generator and auxiliary motor series is a highly advanced electric machine intended to be used....

Lighting ballast transformers ideal for reliable aerospace & commercial systems

September 30, 2014 2:57 pm | Product Releases | Comments

The highly efficient Lighting Ballast Transformer Series from Innovative Power, Inc. (Perris, CA) offer superior performance, excellent reliability, and rugged construction for aerospace, industrial, and commercial lighting systems. Features include....

NIH taps lab to develop sophisticated electrode array system to monitor brain act

September 30, 2014 2:56 pm | by EurekAlert! | News | Comments

The National Institutes of Health (NIH) awarded Lawrence Livermore National Laboratory (LLNL) a grant today to develop an electrode array system that will enable researchers to better understand how the brain works through unprecedented....

All-SiC power module enables unprecedented reductions in cost and size

September 29, 2014 4:39 pm | Product Releases | Comments

Cree, Inc. (Durham, NC) releases the industry’s first all-SiC 1.7kV power module in an industry standard 62mm housing. Powered by Cree’s C2M large area SiC chip technology, the new half-bridge module exhibits an impressive 8mOhm on-resistance....

Turnkey inverter systems offer power range from 6kVA to 90kVA

September 29, 2014 3:33 pm | Schaefer Power Inc | Product Releases | Comments

Schaefer Inc. (Hopkinton, MA) unveils turnkey inverter systems using their Series IT of single or three-phase switch mode inverter systems with a power range from 6kVA to 90kVA. These highly reliable, fully-customizable "built-to-project" ...

Femtoamp bias current op amps achieve 500-MHz gain bandwidth

September 29, 2014 9:42 am | Linear Technology Corporation | Product Releases | Comments

Linear Technology (Milpitas, CA) announced the LTC6268 and LTC6269 FET-input single and dual op amps, which deliver desirable performance for high speed and high dynamic range transimpedance amplifier (TIA) and buffer applications.

Progress in materials science

September 26, 2014 2:56 pm | by EurekAlert! | News | Comments

RESEARCHERS at the University of Huddersfield have collaborated with a colleague at a leading Chinese university to produce a detailed appraisal of a complex new welding technique that could be increasingly valuable to modern industry....

DC small cell power system suits telecom and network equipment

September 26, 2014 12:49 pm | Dongah Elecomm Usa | Product Releases | Comments

DongAh Elecomm (Richardson, TX) introduced its new 288W LOPU-A4L rectifier from the Cheshire Series designed to support expansive growth in small cell 4G/LTE wireless/telecom base stations and network equipment. The LOPU-A4L rectifier module is …

Digital 40-A, 132-W PoL DC/DC converter features PMBus interface

September 26, 2014 12:30 pm | Murata Power Solutions Inc. | Product Releases | Comments

Murata Power Solutions (Mansfield, MA)  announced the addition of the OKDx-T/40 Series of non-isolated point-of-load (PoL) DC/DC converters from Murata Power Solutions. Available in three different package formats, through-hole, single-in-line, and surface mount, the OKDx-T/40 is a 40-A, 132-W digital DC/DC converter.

Interstellar molecules are branching out

September 26, 2014 11:49 am | by EurekAlert! | News | Comments

Scientists from the Max Planck Institute for Radio Astronomy (Bonn, Germany), Cornell University (USA), and the University of Cologne (Germany) have for the first time detected a carbon-bearing molecule with a "branched" structure in interstellar space....

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