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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.

Blog
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.

Blog
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...

Blog
Laser System

MIT researchers have developed a new type of laser based on Optical Coherence Tomography (OCT) for taking high-resolution, 3D images of the retina. OCT uses light to obtain high-resolution, cross-sectional images of the eye to visualize subtle changes that occur in retinal disease.

Conventional OCT imaging typically yields a...

Briefs: Electronics & Computers

Scanning terahertz heterodyne imaging systems are now at an early stage of development. They were recently conceived as means of probing biological specimens and samples of materials to obtain...

Briefs: Electronics & Computers

A timing system comprising an electronic master clock and a subsystem for distributing time signals from the master clock to end users is undergoing development to satisfy anticipated timing...

Briefs: Electronics & Computers

The figure is a simplified diagram of an apparatus, now undergoing development, for range imaging based on measurement of the round-trip phase delay of a pulsed laser beam. Variants of this...

Briefs: Electronics & Computers

A bar-code system (see figure) has been assembled for a microbiological laboratory that must examine a large number of samples. The system includes a commercial bar-code reader, computer...

Briefs: Semiconductors & ICs

A radial probe transition between a monolithic microwave integrated circuit (MMIC) and a waveguide has been designed for operation at frequency of 340 GHz and to be fabricated as part...

Briefs: Semiconductors & ICs

The first solid-state amplifier capable of producing gain at a frequency >215 GHz has been demonstrated. This amplifier is an intermediate product of a continuing effort to develop...

Briefs: Software
Better Finite-Element Analysis of Composite Shell Structures

A computer program implements a finite-element-based method of predicting the deformations of thin aerospace structures made of isotropic materials or anisotropic fiber-reinforced composite materials. The technique and corresponding software are applicable to thin shell structures in...

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