NASA Tech Needs

NASA Ames Research Center is home to the world’s seventh most powerful supercomputer, Pleiades. Named after the star cluster, it represents NASA’s state-of-the-art technology for meeting...

Products

Dassault Systemes SolidWorks Corp., Concord, MA, has introduced SolidWorks® 2012 3D design software that features improvements in assembly and drawing capabilities, built-in simulation, design costing,...

Who's Who: Aerospace

William Allen, senior engineer at the Jet Propulsion Laboratory, is the mechanical systems design lead on the Mars Science...

Articles: Software

In our annual poll of executives in the Analysis & Simulation Software market, we asked our experts about growth in a struggling economy, how software is evolving, strides in...

Podcasts
William Allen, Senior Engineer, Spacecraft Mechanical Engineering Section, Jet Propulsion Laboratory, Pasadena, CA

William Allen, senior engineer at the Jet Propulsion Laboratory, is the mechanical systems design lead on the Mars Science Laboratory (MSL), NASA’s biggest, most expensive, and most capable Mars rover. The rover is set to launch...

Articles: Electronics & Computers
iPecs Michael Leydet,
College Park Industries, Fraser, MI

The College Park Industries iPecs® (In telligent Prosthetic Endo-Skeletal Com ponent System) is a medical research device that will provide...

Articles: Manufacturing & Prototyping
UVA+B SunFriend Karin Edgett, Washington, DC, and Shahid
Aslam, Greenbelt, MD

About 90% of non-melanoma and 65% of melanoma skin cancers are associated with ultraviolet (UV) radiation from the...

Articles: Robotics, Automation & Control
Hybrid Rotor Compressor for Natural Gas Extraction Jeremy Pitts and Pedro Santos, OsComp Systems, Boston, MA

Natural gas is a booming industry in the U.S. and represents a bridge energy solution to...

Articles: Medical
XVIVO Organ Perfusion System Chris Jaynes, Tom Taccini, and Tim Klug,
XVIVO Perfusion,
Englewood, CO

In the United States, only 15% of available donor lungs are transplanted into critical recipients...

Articles: Manufacturing & Prototyping
AquaSonus Passive-Sonar Pool Alarm William C. Roberts, Bob Hoenig, and Paula Bailey,
AquaSonus.com, Merrimack, NH

Drowning is the second leading cause of death for children, and most drownings...

Articles: Transportation
Dynamic Aero-Shroud Oscillating Jet Rebecca Farr, Endwell Daso, Victor Pritchett, and Dr. Ten-See Wang, NASA Marshall Space Flight Center, Huntsville, AL

Applying supersonic counter-flowing cold gas jets...

Articles: Green Design & Manufacturing
TO:CMA Spherical Generator Angel Francisco Martinez, Delia Beatriz Martinez, and Trupti
Bulbule, Cornell University, Ithaca, NY

The TO:CMA Spherical Generator creates copious amounts of...

Articles: Manufacturing & Prototyping
Create the Future Design Contest 2011

The 2011 Create the Future Design Contest — sponsored by COMSOL, Inc., PTC, and Tech Briefs Media Group (publishers of NASA Tech Briefs) — recognized innovation in product design in seven categories: Electronics (new this year), Consumer Products, Machinery & Equipment, Medical, Safety &...

Research News: Lighting

Regular light-emitting diodes (LEDs) can be turned into an optical wireless local area network (WLAN) with only a few additional components, thanks to visible light communication (VLC).

Research News: Lighting

Researchers from University of Michigan (U-M) have partnered with China's Shanghai Jiao Tong University (SJTU) to explore how high-efficiency smart facades can capture and store solar energy, and...

Articles: Lighting Technology

As light-emitting diodes (LEDs) find their way into more outdoor applications, they are at higher risk for electrostatic discharge (ESD) and other electrical transients. High-brightness (HB) LEDs...

Articles: Lighting Technology

As global energy demand rises, the significant energy-saving potential of light-emitting diode (LED) lighting remains a top consideration for...

Briefs: Lighting

Economics is a key factor for application of organic light-emitting diodes (OLEDs) in general lighting relative to OLED flat panel displays that can handle...

Briefs: Lighting

A new mobile lighting system features a fuel cell running on pure hydrogen, resulting in zero-emission electrical power. The fuel cell produces electricity for an advanced, power-saving...

Briefs: Lighting
High-Performance LED Comprised of Organic and Quantum Dot-Based Layers

New research paves the way to manufacturing efficient, stable, and low-cost quantum dot-based light-emitting diodes (LEDs), which is important for the widespread commercial use of these LEDs in large-area, full-color flat-panel displays or as solid-state lighting sources to...

Application Briefs: Lighting

Founded over 200 years ago along the Mississippi River in Missouri, the city of Cape Girardeau is now home to almost 38,000 residents. The Missouri Highway 74 corridor...

Application Briefs: Lighting

A build-out-of-the-box approach to turn, tail, and stop lighting applications on vehicles significantly reduces engineering and development costs. With recent improvements to Snap LED, an...

Techs for License: Lighting
High Extraction Efficiency GaN LED

Photonic crystals have received an increasing amount of interest for use as light extractors in light-emitting diodes (LEDs), but their implementation on the surface of LEDs has thus far produced little improvement in extraction efficiency.

Techs for License: Lighting
Relaxed SiGe Films By Surfactant Mediation

Relaxed silicon-germanium (SiGe) has become an important material in the fabrication of high-quality films for various applications. Strain-relaxed SiGe buffers have been produced by at least three known methods. However, these techniques present several disadvantages, such as long growth times, thick...

Products: Lighting

ERG Lighting (Endicott, NY) has introduced eDriver LED power supplies, available in a broad range of constant voltage and constant current drivers. The driver modules are 90% efficient and fully isolated, with universal...

Products: Lighting

The HV9957 from Supertex (Sunnyvale, CA) combines a switch-mode boost converter and six low-dropout, linear current regulators to deliver high efficiency and precise current control in an LED driver. The IC can...

Products: Lighting

TE Connectivity (Harrisburg, PA) has extended its line of poke-in connectors to include the new micro poke-in wire SSL connector — a low-profile printed circuit board connector specifically designed for LED...

Products: Lighting

The IRS2548D switched-mode power supply control IC from International Rectifier (El Segundo, CA) is for high-power LED illumination including LED street lighting, stadium lighting, and theatrical lighting. The device achieves...

Products: Lighting

Two new series of connectors for LED lighting systems from AVX Corporation (Greenville, SC) maintain the same luminosity and light intensity as florescent strip lights. The standard length of fluorescent...

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