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News: Energy
A University of California, San Diego technology that significantly reduces the amount of energy wasted by chips in electronic devices has recently passed the trillion watt-hour milestone in...
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News: Energy
Molecular Solar Ltd., a spinout company from the UK's University of Warwick, has have achieved a record voltage for organic photovoltaic cells - which means these highly flexible, low-cost solar cells...
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News: Electronics & Computers
‘Electron Superhighway’ Opens Doors to Tomorrow’s Quantum Computer
Rice University physicists have created a tiny “electron superhighway” that could one day be useful for building a quantum computer — a type of computer that uses quantum particles in place of the digital transistors found in today’s microchips. Quantum computers may...
Products: Lighting
XP Power (Sunnyvale, CA) has released the DLG series of constant voltage and constant current LED drivers for a range of outdoor lighting, security, and machine vision applications. The IP67-rated waterproof units are highly...
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News: Energy
Designing grocery display cases has a lot in common with aeronautical engineering. Refrigerated display cases shoot jets of air across their front openings, creating an...
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Products: Electronics & Computers
austriamicrosystems (Unterpremstaetten, Austria) offers two new battery charger ICs for Li-ion batteries in mobile devices. The AS3610/11 step-down DC-DC chargers offer fast and highly efficient charging of Li-ion...
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News: Energy
A development by engineers of Germany's Karlsruhe Institute of Technology (KIT) is inspired by nature. To fill the porous electrodes of lithium-ion batteries more rapidly with liquid...
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News: Medical
Researchers Turn a Smartphone Into a Medical Monitor
A team led by Ki Chon, professor and head of biomedical engineering at Worcester Polytechnic Institute (WPI), has developed a smart phone application that can measure not only heart rate, but also heart rhythm, respiration rate and blood oxygen saturation using the phone's built-in video camera....
News: Energy
A University of Minnesota team has made major progress in the quest to design a specialized type of molecular sieve that could make the production of gasoline, plastics, and...
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Products: Green Design & Manufacturing
STMicroelectronics (Geneva, Switzerland) introduces the L99PM72PXP, an automotive IC supporting advanced networking technology to unlock valuable improvements in fuel efficiency and emissions. The new chip reduces the energy...
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News: Energy
Record-Breaking Solar Cells
Developed by Singapore's Nanyang Technological University (NTU) and A*STAR Institute of Microelectronics (IME), new thin-film silicon solar cells are designed to be made from cheaper, low-grade silicon. The nano-structured solar cells can produce a current of 34.3mA/cm2 – a world record for a silicon solar cell of its...
News: Medical
Monkeys Use Brain Activity to Move and Feel Virtual Objects
In a first-ever demonstration of a two-way interaction between a primate brain and a virtual body, two monkeys trained at the Duke University Center for Neuroengineering learned to employ brain activity alone to move an avatar hand and identify the texture of virtual objects.Without moving...
INSIDER: Defense
Army Tests High-Tech Helicopter Simulator
The Army is using a new helicopter simulator, called the Non-rated Crew Member Manned Module (NCM3), to train helicopter crews on the rear of both the CH-47 Chinook and UH-60 Black Hawk. Through specially created virtual reality glasses, which fit the same as night vision goggles, soldiers can practice and...
Products: Lighting
ON Semiconductor (Phoenix, AZ) has expanded its portfolio of constant-current regulators (CCRs) to include the NSI50350A. The simple and robust device is designed to provide a thermally-efficient and cost-effective...
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News: Electronics & Computers
The 2011 CAFE Green Flight Challenge has a winner! NASA awarded a $1.35-million first place prize to team Pipistrel-USA of State College, PA. The team's electric Taurus G4 aircraft...
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News: Green Design & Manufacturing
Artificial photosynthesis is the process of converting carbon dioxide gas into useful carbon-based chemicals - most notably fuel or other compounds usually derived from petroleum - as an...
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News: Green Design & Manufacturing
Fraunhofer scientists working on electronic drives have replaced a battery box for lithium-ion batteries with a lightweight component. Not only does the housing save weight and sustain no...
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Articles: Medical
Breakthrough in Preventing Food-borne Illnesses Wins $20,000 Grand Prize in Global Design Contest
"Create the Future" Design Contest sponsored by PTC®, COMSOL, and Tech Briefs Media attracts over 900 innovative product ideas from engineers and students in 50 countries. New York, NY – A new invention could protect millions from contracting...
News: Energy
The complete genetic makeup of two heat-loving fungi often found in composts that self-ignite without flame or spark has been decoded by an international team of scientists. Their findings...
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News: Energy
The University of Maryland has won top honors at the U.S. Department of Energy Solar Decathlon 2011 by designing, building, and operating the most cost-effective, energy efficient, and attractive...
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Briefs: Medical
Improved Devices for Collecting Sweat for Chemical Analysis
Improved devices have been proposed for collecting sweat for biochemical analysis — especially for determination of the concentration of Ca2+ ions in sweat as a measure of loss of Ca from bones. Unlike commercially available sweat-collection patches used previously in monitoring...
Who's Who: Aerospace
Phil McAlister, acting director of commercial spaceflight development, oversees the efforts of the Commercial Crew Development and Cargo...
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Briefs: Physical Sciences
Optical Sensors for Monitoring Gamma and Neutron Radiation
For safety and efficiency, nuclear reactors must be carefully monitored to provide feedback that enables the fission rate to be held at a constant target level via adjustments in the position of neutron- absorbing rods and moderating coolant flow rates. For automated reactor control, the...
Briefs: Physical Sciences
Rapid-Response Semiconductor Sensor With Resistance Detection Determines Partial Pressure of Oxygen
In the past, solid electrolytes have mainly been used as oxygen sensors for automobiles. This type of sensor measures the difference between the oxygen partial pressures of a reference electrode and a measurement electrode, and always requires a...
Briefs: Physical Sciences
Laser line illumination systems may be used for numerous applications including imaging systems in which the laser line is directed toward a light modulator to reflect or...
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Briefs: Medical
Cytometer on a Chip
A cytometer now under development exploits spatial sorting of sampled cells on a microarray chip followed by use of grating-coupled surface-plasmon-resonance imaging (GCSPRI) to detect the sorted cells. This cytometer on a chip is a prototype of contemplated future miniature cytometers that would be suitable for rapidly...
Briefs: Physical Sciences
Qualifications of Bonding Process of Temperature Sensors to Deep- Space Missions
A process has been examined for bonding a platinum resistance thermometer (PRT) onto potential aerospace materials such as flat aluminum surfaces and a flexible copper tube to simulate coaxial cables for flight applications. Primarily, PRTs were inserted into a...
Briefs: Physical Sciences
Compliant Tactile Sensors
Tactile sensors are currently being designed to sense interactions with human hands or pen-like interfaces. They are generally embedded in screens, keyboards, mousepads, and pushbuttons. However, they are not well fitted to sense interactions with all kinds of objects.
Briefs: Physical Sciences
Laser Truss Sensor for Segmented Telescope Phasing
A paper describes the laser truss sensor (LTS) for detecting piston motion between two adjacent telescope segment edges. LTS is formed by two point-topoint laser metrology gauges in a crossed geometry.

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