February 2011

Products: Robotics, Automation & Control
Drive and Controller

MICROMO (Clearwater, FL) offers the series 2232/2250 BX4 CSD/CCD compact drive and integrated motion controller from Faulhaber. The series incorporates the BX4 four-pole brushless technology with a single-axis motion...

Korea Advanced Institute of Science and Technology (KAIST), Daejeon, South Korea
Georgia Institute of Technology, Atlanta, Georgia

Keon Jae Lee, a professor in KAIST's Department of Materials...

Products: Robotics, Automation & Control
Electic Motors

NovaTorque (Sunnyvale, CA) offers Premium Plus+ electric motors in 2 and 3 HP @ 1800 RPM as a motor system paired with a variable frequency drive, or as standalone motors. The 2-HP version has a full-load rated efficiency of...

Solid-state lighting (SSL) is rapidly emerging as a major segment of the lighting fixture industry. What was once a simple electrical device has now...

Products: Robotics, Automation & Control
Brushless Motor/Drives

Dunkermotoren USA (Elgin, IL) has introduced the BG75 series modular brushless permanent magnet motors driven by an integrated servo motor drive. The series is composed of 2.95" squared high-power-density...

Solid-state lighting (SSL) has been identified as a technology innovation that can significantly impact the future of lighting solutions that will meet new U.S. energy efficiency standards for...

Question of the Week
Do social networks make us less social?

This week's Question of the Week focuses on Web 2.0 interaction. A recent report from the University of Texas, Austin, says that networking sites like Facebook make users more sociable and "afford opportunities for new expressions of friendship, intimacy and community." A recent book by Sherry Turkle,...

Sandia National Laboratories, Albuquerque, NM
Rensselaer Polytechnic Institute, Troy, NY

This report summarizes results from a three-year Laboratory Directed Research and Development (LDRD)...

The lighting needs at the 460,000-square foot headquarters facility of Maines Paper and Food Service, Inc., a food distributor serving customers in 35 states, were recently re-evaulated....

Application Briefs: Sensors/Data Acquisition
Motion Components Optimize Performance of Liquid Chromatography System

Pricing pressures, intense competition, and strict regulatory demands are challenging scientists and researchers in the fast-growing, highly-regulated pharmaceutical, life science, biochemical, industrial, and environmental industries to make important breakthroughs faster...

Application Briefs: Lighting
Shopping Plaza Parking Lot Lighting-Retrofit

A Manchester, NH T.J.Maxx shopping plaza parking lot has been retrofitted with BetaLED luminaires. CBT Development of Greenland, NH was incurring high costs for parking lot maintenance from...

The given technology involves a novel method in achieving high-efficiency group III-nitride light-emitting diodes (LEDs) and laser diodes emitting in the visible regime...

Products: Photonics/Optics
All-In-One Green Q-Switched DPSS Laser

Spectra-Physics® (Santa Clara, CA) has announced the world’s first 5 Watt, all-inone green Q-switched diode-pumped solid-state (DPSS) laser that combines the laser head and electronics into a...

Researchers at the University of Minnesota have developed a novel organic light-emitting diode (OLED) architecture that reduces the number of individual layers in the device without...

Products: Lighting
Hexagonal LED Chip

The Honeycomb™ LED Chip from Verticle, Inc. (Dublin, CA) is a vertically-structured LED chip developed for high-power LED applications. A wafer can yield 15% more hexagonal chips than square or rectangular chips of...

Products: Lighting
6-inch GaN Substrates

Sumitomo Electric Industries, Ltd. (Osaka, Japan) has developed 6-inch diameter GaN (gallium nitride) substrates to be used for white LEDs. The front face of the GaN substrates is a polarized c-plane. Polarity refers to...

Products: Lighting
Sapphire Crystal Grower

The K1 Kyropoulos Crystal Grower from Thermal Technology (Santa Rosa, CA) is suitable for LED substrate production. The 90 kg crystal grower features multiple, independently-controlled heating elements, weight sensors...

Products: Lighting
10-inch Sapphire Substrates

Monocrystal (Stavropol, Russia) has introduced ultra-large 10-inch c-plane epi-ready sapphire substrates. The LED industry continues shifting to larger diameter substrates as it strives to achieve higher cost...

Products: Lighting
Projection Exposure System

The UX4-LEDs projection exposure system from USHIO America, Inc. (Cypress, CA) is for manufacturing LED chips. The system allows full-field exposure of 6-inch wafers while preventing wafer warpage or distortion —...

Intematix (Fremont, CA) has introduced two LED phosphor families: green aluminate and red nitride materials that enable high-quality white illumination when applied to blue LEDs. The phosphor...

While it may appear state-of-the-art on the surface, fiber optic technology is a fairly simple method of conducting light that has been around for some time. The principle of...

Products
Creo™

PTC, Needham, MA, has announced Creo™ design software, which is scheduled for availability mid-year. The software is a suite of scalable, interoperable, open product design applications that includes AnyRole Apps™,...

Briefs: Physical Sciences
Multi-Segment Radius Measurement Using an Absolute Distance Meter Through a Null Assembly

This system was one of the test methods considered for measuring the radius of curvature of one or more of the 18 segmented mirrors that form the 6.5 m diameter primary mirror (PM) of the James Webb Space Telescope (JWST). The assembled telescope will be...

Briefs: Physical Sciences
Fiber-Optic Magnetic-Field-Strength Measurement System for Lightning Detection

A fiber-optic sensor system is designed to measure magnetic fields associated with a lightning stroke. Field vector magnitudes are detected and processed for multiple locations. Since physical limitations prevent the sensor elements from being located in close...

Briefs: Physical Sciences
Non-Contact Thermal Properties Measurement With Low-Power Laser and IR Camera System

As shown by the Phoenix Mars Lander’s Thermal and Electrical Conductivity Probe (TECP), contact measurements of thermal conductivity and diffusivity (using a modified flux-plate or line-source heat-pulse method) are constrained by a number of factors. Robotic...

Briefs: Physical Sciences
Photocatalytic Active Radiation Measurements and Use

Photocatalytic materials are being used to purify air, to kill microbes, and to keep surfaces clean. A wide variety of materials are being developed, many of which have different abilities to absorb various wavelengths of light. Material variability, combined with both spectral illumination...

Briefs: Physical Sciences
Computer Generated Hologram System for Wavefront Measurement System Calibration

Computer Generated Holograms (CGHs) have been used for some time to calibrate interferometers that require nulling optics. A typical scenario is the testing of aspheric surfaces with an interferometer placed near the paraxial center of curvature. Existing CGH...

Briefs: Electronics & Computers
High-Performance Wireless Telemetrye

Prior technology for machinery data acquisition used slip rings, FM radio communication, or non-real-time digital communication. Slip rings are often noisy, require much space that may not be available, and require access to the shaft, which may not be possible. FM radio is not accurate or stable, and is...

Briefs: Electronics & Computers
Telemetry-Based Ranging

A telemetry-based ranging scheme was developed in which the downlink ranging signal is eliminated, and the range is computed directly from the downlink telemetry signal. This is the first Deep Space Network (DSN) ranging technology that does not require the spacecraft to transmit a separate ranging signal. By contrast,...

A complementary metal oxide/semiconductor (CMOS) image detector now undergoing development is designed to exhibit less cross-talk and greater full-well capacity than do prior CMOS...

Briefs: Software
JWST Wavefront Control Toolbox

A Matlab-based toolbox has been developed for the wavefront control and optimization of segmented optical surfaces to correct for possible misalignments of James Webb Space Telescope (JWST) using influence functions. The toolbox employs both iterative and non-iterative methods to converge to an optimal solution by...

Briefs: Software
Java Image I/O for VICAR, PDS, and ISIS

This library, written in Java, supports input and output of images and metadata (labels) in the VICAR, PDS image, and ISIS-2 and ISIS-3 file formats. Three levels of access exist.

Briefs: Software
X-Band Acquisition Aid Software

The X-band Acquisition Aid (AAP) software is a low-cost acquisition aid for the Deep Space Network (DSN) antennas, and is used while acquiring a spacecraft shortly after it has launched. When enabled, the acquisition aid provides corrections to the antenna-predicted trajectory of the spacecraft to compensate for...

Briefs: Manufacturing & Prototyping
Range 7 Scanner Integration With PaR Robot Scanning System

An interface bracket and coordinate transformation matrices were designed to allow the Range 7 scanner to be mounted on the PaR Robot detector arm for scanning the heat shield or other object placed in the test cell. A process was designed for using Rapid Form XOR to stitch data from...

Briefs: Manufacturing & Prototyping
High-Operating-Temperature Barrier Infrared Detector With Tailorable Cutoff Wavelength

A mid-wavelength infrared (MWIR) barrier photodetector is capable of operating at higher temperature than the prevailing MWIR detectors based on InSb. The standard high-operating-temperature barrier infrared detector

(HOT-BIRD) is made with an InAsSb...

Briefs: Manufacturing & Prototyping
Methods of Antimicrobial Coating of Diverse Materials

Methods of coating diverse substrate materials with antimicrobial agents have been developed. Originally intended to reduce health risks to astronauts posed by pathogenic microorganisms that can grow on surfaces in spacecraft, these methods could also be used on Earth — for example, to...

Briefs: Manufacturing & Prototyping
Antimicrobial-Coated Granules for Disinfecting Water

Methods of preparing antimicrobial-coated granules for disinfecting flowing potable water have been developed. Like the methods reported in the immediately preceding article, these methods involve chemical preparation of substrate surfaces (in this case, the surfaces of granules) to enable...

Briefs: Materials
A Model of Reduced Kinetics for Alkane Oxidation Using Constituents and Species for N-Heptane

The reduction of elementary or skeletal oxidation kinetics to a subgroup of tractable reactions for inclusion in turbulent combustion codes has been the subject of numerous studies. The skeletal mechanism is obtained from the elementary mechanism by...

Briefs: Materials
Thermally Conductive Tape Based on Carbon Nanotube Arrays

To increase contact conductance between two mating surfaces, a conductive “tape” has been developed by growing dense arrays of carbon nanotubes (CNTs, graphite layers folded into cylinders) on both sides of a thermally conductive metallic foil. When the two mating surfaces are brought...

Briefs: Materials
Lightweight, Ultra-High-Temperature, CMC-Lined Carbon/Carbon Structures

lished engineering material used extensively in aerospace. The beneficial properties of C/C include high strength, low density, and toughness. Its shortcoming is its limited usability at temperatures higher than the oxidation temperature of carbon — approximately 400 °C....

Briefs: Materials
Two Catalysts for Selective Oxidation of Contaminant Gases

Two catalysts for the selective oxidation of trace amounts of contaminant gases in air have been developed for use aboard the International Space Station. These catalysts might also be useful for reducing concentrations of fumes in terrestrial industrial facilities — especially...

Briefs: Materials
Nanoscale Metal Oxide Semiconductors for Gas Sensing

A report describes the fabrication and testing of nanoscale metal oxide semiconductors (MOSs) for gas and chemical sensing. This document examines the relationship between processing approaches and resulting sensor behavior. This is a core question related to a range of applications of...

A system has been developed to acquire and handle samples from a suspended remote platform. The system includes a penetrator, a penetrator deployment mechanism, and a sample...

Briefs: Mechanical & Fluid Systems
Improved Rare-Earth Emitter Hollow Cathode

An improvement has been made to the design of the hollow cathode geometry that was created for the rare-earth electron emitter described in “Compact Rare Earth Emitter Hollow Cathode” (NPO-44923), NASA Tech Briefs, Vol. 34, No. 3 (March 2010), p. 52. The original interior assembly was made entirely...

Briefs: Mechanical & Fluid Systems
High-Temperature Smart Structures for Engine Noise Reduction and Performance Enhancement

One of key NASA goals is to develop and integrate noise reduction technology to enable unrestricted air transportation service to all communities. One of the technical priorities of this activity has been to account for and reduce noise via...

Briefs: Mechanical & Fluid Systems
Cryogenic Scan Mechanism for Fourier Transform Spectrometer

A compact and lightweight mechanism has been developed to accurately move a Fourier transform spectrometer (FTS) scan mirror (a cube corner) in a near-linear fashion with near constant speed at cryogenic temperatures.

This innovation includes a slide mechanism to restrict motion to...

Briefs: Mechanical & Fluid Systems
Piezoelectric Rotary Tube Motor

A custom rotary SQUIGGLE® motor has been developed that sets new benchmarks for small motor size, high position resolution, and high torque without gear reduction. Its capabilities cannot be achieved with conventional electromagnetic motors. It consists of piezoelectric plates mounted on a square flexible tube....

Briefs: Green Design & Manufacturing
Combustor Computations for CO₂-Neutral Aviation

Knowing the pure component Cp0 or mixture Cp0 as computed by a flexible code such as NIST-STRAPP or McBride-Gordon, one can, within reasonable accuracy, determine the thermophysical properties necessary to predict the combustion characteristics when...

Briefs: Physical Sciences
Cycle Time Reduction in Trapped Mercury Ion Atomic Frequency Standards

The use of the mercury ion isotope 201Hg+ was examined for an atomic clock. Taking advantage of the faster optical pumping time in 201Hg+ reduces both the state preparation and the state readout times, thereby decreasing the overall...

Briefs: Physical Sciences
Use of Dynamic Distortion to Predict and Alleviate Loss of Control

This research has developed and evaluated the specific concepts, termed “Smart-Cue” and “Smart-Gain,” to alleviate aircraft loss of control that results from unfavorable pilot/vehicle system interactions, including pilot-induced oscillations (PIOs). Unfavorable pilot/...

The Constellation Program and the Exploration Technology Development Program (ETDP) funded the development of diagnostic models using the TEAMS (Testability Engineering and Maintenance...

Application Briefs: Test & Measurement
Crew Test Module Provides Launch Escape System
New Shepard rocket-propelled vehicle Blue Origin
Kent, WA
253-872-0411 www.blueorigin.com

Blue Origin has received funding from NASA’s Commercial Crew Development (CCDev)...

Application Briefs: Information Technology
Enterprise Systems Help Consolidate NASA’s IT and Data Services
Enterprise application and information technology services
Science Applications International Corp. (SAIC)
McLean, VA
703-676-4300
www.saic.com

SAIC...

Application Briefs: Information Technology
IT Services Support NASA Scientists and Engineers
Information technology services
DB Consulting Group
Silver Spring, MD
301-589-4020
www.dbconsultinggroup.com

DB Consulting Group provides NASA’s Glenn Research Center (GRC) in Cleveland, OH with a variety of professional, administrative, computational, and engineering...

John C. Stennis Space Center (SSC) provides rocket engine propulsion testing for NASA’s space programs. There are occasions when it would be useful to have a portable, mobile data acquisition...

Dr. Jim Green began his NASA career in 1980 at Marshall Space Flight Center’s Magnetospheric Physics Branch where he developed and managed the Space...

Podcasts
Dr. Jim Green, Director, Planetary Science Division, NASA Headquarters, Washington, DC

Dr. Jim Green began his NASA career in 1980 at Marshall Space Flight Center’s Magnetospheric Physics Branch where he developed and managed the Space Physics Analysis Network (SPAN), NASA’s precursor to the Internet. From 1985 to 1992 he served as Head of...

Many hydraulically operated machines perform adequately with on/off “bang-bang” valves, but some need special controls to avoid maintenance problems and deliver quality production...

Endo Tools Therapeutics (ETT) is a medical device company based in Brussels, Belgium that was established in 2008. The company was formed after an innovative research...

Briefs: Robotics, Automation & Control
Crane Brake Release Tool

At the Rotation, Processing and Surge Facility (RPSF), the Solid Rocket Booster (SRB) segments are processed after they arrive by rail prior to a Shuttle launch. Using overhead bridge cranes capable of lifting up to 200 tons, the engineers remove the rail cover of the SRB segments, inspect the propellant grain and metal...

Sample acquisition from small bodies is a key capability needed for proposed comet and asteroid sample return missions. This investigation determines how to utilize shape memory...

Application Briefs: Photonics/Optics
Packet-Optical Integration

The operator’s paradox for the past several years has been that while there is an explosion in data traffic volumes to the tune of 45-65% yearly, the corresponding revenue growth is in the single digits at best....

Briefs: Electronics & Computers
SpaceCube 2.0: An Advanced Hybrid Onboard Data Processor

The SpaceCube 2.0 is a compact, high-performance, low-power onboard processing system that takes advantage of cutting-edge hybrid (CPU/FPGA/DSP) processing elements. The SpaceCube 2.0 design concept includes two commercial Virtex-5 field-programmable gate array (FPGA) parts protected by...

Gallium nitride (GaN) material holds promise for emerging high-power devices that are more energy efficient than existing technologies – but these GaN devices...

Briefs: Physical Sciences
A²⁰¹Hg⁺ Comagnetometer for ¹⁹⁹Hg⁺ Trapped Ion Space Atomic Clocks

A method has been developed for unambiguously measuring the exact magnetic field experienced by trapped mercury ions contained within an atomic clock intended for space applications. In general, atomic clocks are insensitive to external perturbations that would change...

Products: Green Design & Manufacturing
High-Power Solid-State Power Controller

Data Device Corporation (Bohemia, NY) introduces a compact (6.3 in X 4.6 in), multi-channel Solid-State Power Controller card with the capability to distribute and control power to four independent 75...

The High Altitude Airship (HAA) has various application potential and mission scenarios that require onboard energy harvesting and power distribution systems. The power...

Question of the Week
Is there another "Earth" out there, fit for life as we know it?
This week's question looks at an announcement from scientists operating NASA's Kepler satellite, who reported this week that they had identified 1,235 possible planets orbiting other stars, potentially three times the previously recorded number. Although no Earth-like planet has been...
Products: Green Design & Manufacturing
Digital LED Driver ICs With Flicker-Free Dimming

iWatt, Inc. (Los Gatos, CA) released two primary-side-regulated, leading- and trailing-edge-dimmable, AC/DC Digital PWM Controllers targeting 100V/230VAC offline LED lighting applications.

INSIDER Product: Photonics/Optics
Ultra-Fast Framing Cameras

Specialised Imaging (Hertfordshire, UK) has recently supplied their renowned SIM-D Ultra Fast Framing Camera in a new multispectral imaging configuration. The versatile SIM-D has the capability of fitting up to 16...

INSIDER Product: Photonics/Optics
Optical/Electrical Converter

The Highland Technology (San Francisco, CA) PH200 is the first product in the 'PH' series of extreme-performance photonic instruments. The PH200 Nanowatt Photoreceiver, designed in collaboration with Phil Hobbs,...

INSIDER Product: Photonics/Optics
Fiber Optic Connector Cleaner

US Conec (Hickory, NC) has announced immediate availability of the IBC™ Brand Cleaner M250 for 2.5mm ferrule fiber optic connectors featuring the largest cleaning region commercially available. The M250 tool...

INSIDER Product: Photonics/Optics
SSL Design Kit

Tyco Electronics (TE) (Harrisburg, PA) has introduced an innovative solid state lighting (SSL) solution - the NEVALO SSL system - designed to accelerate lighting manufacturersí transition from traditional light sources to new...

INSIDER Product: Photonics/Optics
Pockels Cell Driver

Analog Modules (Longwood, FL ) has announced the release of its Pockels Cell Driver, Model 823B. The Model 823B Pockels Cell/Shutter Driver is designed for continuous pulsed applications. The compact construction utilizes...

Fairchild Semiconductor (San Jose, CA) has developed an optimized power MOSFET, the UniFET™ II MOSFET, which features an improved body diode, reduced switching losses, and the capability of...

Electric power and electronics play an increasing role in vehicles. Currently copper is the conductive material of choice but in comparison to aluminum, it is heavy and...

Today, we’re pleased to have a guest blog from Bettina Giemsa, Marketing Program Manager at PTC, which delivers Product Lifecycle Management and design software solutions. Bettina’s...

Question of the Week
If artificial intelligence outsmarts two live contestants, is that a bad sign for the humans?
This week's question addresses a robot and one of America's most well-known game shows. A supercomputer named Watson, designed by IBM and consisting of 90 IBM Power 750 Express servers, is set to face two human contestants on the US quiz show Jeopardy this...

By using nanoparticles of germanium, silicon and other materials, an interdisciplinary team of UC Davis and UC Santa Cruz researchers hope to produce solar cells far more...

Videos: Lighting
Solid-State Lighting System

Tyco Electronics (Harrisburg, PA) introduces a solid-state lighting (SSL) solution – the NEVALO SSL system – designed to accelerate lighting manufacturers’ transition from traditional light sources to new...

Keon Jae Lee, a professor in KAIST's Department of Materials Science and Engineering, and Zhong Lin Wang, a professor in the same department at Georgia Institute of Technology, have developed new...

This report summarizes results from a three-year Laboratory Directed Research and Development (LDRD) project. The collaborative effort of researchers from Sandia National Laboratories and Rensselaer...

Check out the February issue of Lighting Technology for more new feature articles, videos, application stories, tech briefs, products, and more - all on the latest advances in LEDs and...

Blog
Fungi Fuel

Will tomorrow's cars run on fungi fuel? As gas prices are set to rise, I thought it'd be interesting to point to recent biomass fuel efforts by researchers at Sandia National Laboratories. The Sandia team is modifying an endophytic fungus so that it will produce hydrocarbons, which work well as fuels for internal combustion engines....

Products
Instrument Management Software Platform

Newport Corporation (Irvine, CA) introduces NSTRUCT™, an enhanced instrument management software platform created to simplify installation and to provide quicker and simpler instrument and experiment setup and use. Flexible and scalable, the instrument manager is designed with a set of features that...

Products
Integrated Composites Solution

VISTAGY, Inc. (Waltham, MA) and ANSYS (Canonsburg, PA) introduce integrated ANSYS® 13.0 Composite PrepPost™ and FiberSIM® 2010 composites engineering software. This bi-directional integration, enabled by FiberSIM’s Analysis Interface, allows customers to exchange detailed layup information between design and...

Products
Multicore Optimization Technology

Synopsys, Inc. (Mountain View, CA) announced the availability of Platform Architect with Multicore Optimization Technology, a new solution for performance analysis and early definition of multicore system architectures in SystemC. Using Platform Architect with Multicore Optimization Technology, designers of...

Products
PCB Manufacturing and Test Software

Siemens PLM Software (Plano, TX) announced the latest release of UniCam FX and Test Expert products from the High Tech and Electronics industry portfolio within Tecnomatix® software, Siemens PLM Software’s suite of digital manufacturing solutions. UniCam FX 9.1 and Test Expert 9.1 are high-performance,...

Blog
Susie Prototyper

Ideally, the concept of "on demand" shouldn't limit itself to pay-per-view movies. If 3D printers were widely available in every household, consumers could quickly "demand" and fabricate specialized food and other objects at the touch of a button. Scientists in the emerging field of "bioprinting" are even attempting to make it...

Question of the Week
Would You Use a ‘SwingBot?’

Trending Stories

Application Briefs: Electronics & Computers

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Briefs: Materials

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Articles: Energy

Smart Sensor Technology for the IoT

NASA Spinoff: Nanotechnology

Nanotechnology Repairs Engine Damage in Cars

Briefs: Electronics & Computers

High-Power-Density Solid Oxide Fuel Cell

Briefs: Mechanical & Fluid Systems

Development of Vapor-Phase Catalytic Ammonia Removal System

Videos