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Quantum Dot Photodetectors Could Spawn New Imaging Techniques

Researchers at Northwestern University's Center for Quantum Dots (CQD) have developed new quantum dot infrared photodetectors (QDIPs) that could result in new imaging techniques for medical and biological imaging, night vision, and infrared imaging from space. Using nanotechnology to...

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VITA Announces Partnership with ABP International

VITA, the trade association dedicated to fostering ANSI-accredited, open- system architectures in a variety of critical embedded system applications, announced that ABP International (ABPI) has become a VITA Media Partner (VMP) focusing on the technologies, products, and trends directly...

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Revolutionary Stove Could Help Reduce Poverty

Led by the School of Electrical and Electronic Engineering at The University of Nottingham (U.K.), a research team is using thermoacoustic technology for the first time to convert biomass fuels into energy to power a combination stove, refrigerator, and generator. Part of the ~$4M SCORE (Stove for...

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Tech Needs: Delivery System for Controlled Release of Actives

A technology is needed to enable delivery of active compositions/components triggered at a specific time and/or in a specific place. The delivery mechanism could be triggered by a large range of conditions, and can comprise a new chemistry formulation, modification of an existing...

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NASA-Funded Robotic Sub Explores Earth's Deepest Sinkhole

Scientists have begun the final leg of a five-year, NASA-funded mission to reach the bottom of Cenote Zacatón in Mexico, the world's deepest known sinkhole. Using the Deep Phreatic Thermal Explorer (DEPTHX), scientists aim to learn more about Cenote Zacatón's physical dimensions, the...

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New on the Market: Incremental Encoders and Linear Shafts
Alpha Gear Drives (Bartlett, IL) released the low-backlash Alphira(TM) Servo Planetary Gearheads for low-end applications. For cyclic and continuous operation, and with a 20,000-hour service life, the unit comes in four sizes and features five reduction ratios.

Click here to learn...

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"Fly-By-Wire" Flap Actuator System Developed for Light Jet

Eaton Corporation (Irvine, CA) partnered with Embraer (Brazil) in the development of a "fly-by-wire" wing flap actuator system, developed specifically for the new Embraer Phenom 100 Very Light Jet (VLJ). Fuselage construction began in March.

Traditional mechanical flap systems...

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Coming Attractions: Linear Scales in Thermonuclear Ignition System

Motion Control Technologyâ„¢, a bi-monthly supplement to NASA Tech Briefs, contains a section called Applications, which reports on motion control components being used in the field. Here's an Insider sneak peek at one of the technologies covered in the upcoming June...

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Robotic Rotary Motor Runs on Compressed Air

Researchers at Engineair Pty Ltd. (Melbourne, Australia) have designed a rotary air engine called the Di Pietro motor, whose concept is based on a rotary piston and is driven by compressed air. The motor uses a cylindrical rotary piston that rolls inside the cylindrical stator. The space between stator...

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Current Attractions: Focus on Communications

Each month, NTB highlights tech briefs related to a particular area of technology in a special section known as Technology Focus. Here's

an Insider look at the May focus on Communications.

Noise-Canceling Helmet Audio System

NASA's John Glenn Research Center has developed a...

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Techs of the Week: Web-Based Application Protection

A software-based Web application firewall called DotDefender(TM) is deployed as a Web server plug-in to identify and stop attacks that attempt to exploit vulnerabilities in Web applications. Protection is provided through a combination of three security engines: pattern recognition, session...

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New Device Could Lead to Sleep on Demand

Dr. Giulio Tononi, a professor of psychiatry at the University of Wisconsin School of Medicine and Public Health, has discovered how to stimulate brain waves that characterize the deepest stage of sleep. The discovery could open a new window into the role of sleep in keeping humans healthy, happy, and...

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Technology Business Brief

This device is available for use in a wide range of applications including advanced printing systems, patterning photoresist during IC manufacture, and creating masks or reticles for projection-type photolithography systems.

More information here.

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Device Tracks Ad Effectiveness By Monitoring Eye Movement

A device developed at Queen's University (Canada) provides a unique way for advertisers to track the effectiveness of their messages by measuring how many people are looking at their billboards and screens. Called eyebox2(TM), the portable device uses a camera that monitors eye movements...

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Less Than One Week Left to Submit Your NNEC Abstract!

The National Nano Engineering Conference (NNEC), being held November 14-15 at the Boston Marriott Copley Place, is the premier event focused on current and future developments in engineering innovations at the nanoscale, as well as the commercialization of nanotechnology.

Presentations...

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System Turns Medical Data into Interactive 3D Images

New data-display technology developed at Kent State University will provide doctors with an improved ability to evaluate commonly used medical images. The technology allows for interactive viewing of large image data sets from virtually any medical imaging device. The new system is compatible...

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Tech Needs of the Week

An organization seeks new orthobiologic technologies (bone replacement materials and antibiotical carriers) that stimulate bone growth in spinal fusion repairs. They also are seeking FDA-approved materials with strength and stiffness close to cortical bone.

To respond to this Tech Need, click here.

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Fully Integrated Prosthetic Arm Provides Sensory Feedback

A research team led by the Johns Hopkins University Applied Physics Laboratory has developed a prototype of the first fully integrated prosthetic arm that can be controlled naturally, provides sensory feedback, and allows for eight degrees of freedom. Proto 1 is a complete limb system...

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Raman Software Named PTB Product of the Month

The LS5 software from HORIBA Jobin Yvon (Edison, NJ) has been named Photonics Tech BriefsÂ’ (PTB) Product of the Month for May. Designed with a kernel-based modular structure, it operates all Raman products including the automated LabRAM ARAMIS, high-resolution LabRAM HR, and T64000 triple...

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Current Attractions: Leslie Molzahn of NASAÂ’s Dryden Flight Research Center

Supersonic speed would allow travelers to cut significantly their travel time, but due to the resulting sonic booms, the Federal Aviation Administration (FAA) and similar bodies restrict supersonic travel to transoceanic only. To solve this problem, Gulfstream...

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Techs of the Week: Fire-Retardant Technology

Technologies are available to improve fire-retardant effectiveness of melamine systems in nylon.

More information here.

A fire-retardant compound is available that is comprised of one fibrous layer and a layer comprised of a particulate fire-retardant material.

More information...

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New Solar Cell Increases Efficiency and Lowers Cost

Scientists at the University of New South Wales (UNSW, Sydney, Australia) developed a process to boost the efficiency of solar cell technology that also lowers the total cost. The UNSW researchers deposited a thin film of silver onto a solar cellÂ’s surface and then

heated it to 200...

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Current Attractions

As noted in the article “Mini CW Lasers Enable Next-Generation Bioinstrumentation” in May’s edition of Photonics Tech Briefs (PTB), continuous-wave (CW) lasers have helped advance research in fields such as cell sorting and DNA sequencing. Written by Jurgen Niederhofer, product manager of Newport’s...

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Technology Business Need

A global 500 European company is seeking new piezoelectric materials. Esaote Biomedica is seeking high-performance, affordable, piezoelectric material plates for medical sonography applications. Direct financing is available. For more information, click here.

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NASA News

On Thursday, May 3, Peter Homer of Southwest Harbor, ME, won $200,000 from NASA for his entry in the Astronaut Glove Challenge. Homer's glove design performed better overall than the competition in tests that rated the glove's strength, flexibility, and comfort. Homer's innovations in finger dexterity could enhance NASA's future...

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Event Alert

NASA Tech Briefs and the Voice of the Customer Institute recently announced a joint agreement to conduct a series of national seminars on the Voice of the Customer. This discipline helps businesses identify and prioritize customer needs, while training employees to conduct exercises to obtain this information independently. The...

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White Paper

Still using duct tape and cardboard to predict thermal gotchas? Got a PhD thermal specialist stashed in the backroom? That ain't gonna cut it anymore. Read this eight-page report and learn to build thermal management into your corporate DNA.

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Current Attractions

Measure Foundry(R) 5.0 test and measurement software from Data Translation, (Marlboro, MA) was named NTB's Product of the Month for May. The software offers open support of all system standards, including VISA, SCPI, GPIB, USB, PCI, LXI, PXI/VXI, and RS-232. The application builder software enables users to graphically...

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Tech Needs of the Week

A high-birefringence optical material is needed suitable for implementation in optical systems. The material also should feature high hardness making it amenable to standard polishing and manufacturing processes, low CTE (coefficient of thermal expansion), low CTRI (coefficient of thermal refractive index), low absorption...

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