October 2008

Briefs : Electronics & Computers
Virtualizing Physical Measurements Using Wireless Sensor Technology

Virtualizing physical measurements using wireless sensor technology enables a host of new solution choices. Wireless sensors are smart devices that realize measurements without using external data acquisition (DAQ) equipment or external power sources. The hardware needed to...

Briefs : Information Technology
Control Architecture for Robotic Agent Command and Sensing

Control Architecture for Robotic Agent Command and Sensing (CARACaS) is a recent product of a continuing effort to develop architectures for controlling either a single autonomous robotic vehicle or multiple cooperating but otherwise autonomous robotic vehicles. CARACaS is potentially...

Briefs : Electronics & Computers
Improved Airborne System for Sensing Wildfires

The Wildfire Airborne Sensing Program (WASP) is engaged in a continuing effort to develop an improved airborne instrumentation system for sensing wildfires. The system could also be used for other aerial-imaging applications, including mapping and military surveillance.

Briefs : Materials
CO₂ Sensors Based on Nanocrystalline SnO₂ Doped With CuO

Nanocrystalline tin oxide (SnO2) doped with copper oxide (CuO) has been found to be useful as an electrical-resistance sensory material for measuring the concentration of carbon dioxide in air. SnO2 is an n-type semiconductor that has been widely used as a sensing...

Briefs : Information Technology
Algorithm for Wavefront Sensing Using an Extended Scene

A recently conceived algorithm for processing image data acquired by a Shack-Hartmann (SH) wavefront sensor is not subject to the restriction, previously applicable in SH wavefront sensing, that the image be formed from a distant star or other equivalent of a point light source. That is to...

Briefs : Semiconductors & ICs
Onboard Data Processor for Change-Detection Radar Imaging

A computer system denoted a change-detection onboard processor (CDOP) is being developed as a means of processing the digitized output of a synthetic-aperture radar (SAR) apparatus aboard an aircraft or spacecraft to generate images showing changes that have occurred in the terrain below...

Briefs : Electronics & Computers
System for Measuring Flexing of a Large Spaceborne Structure

An optoelectronic metrology system is used for determining the attitude and flexing of a large spaceborne radar antenna or similar structure. The measurements are needed for accurate pointing of the antenna and correction and control of the phase of the radar signal wavefront. The...

Briefs : Electronics & Computers
VHF Wide-Band, Dual-Polarization Microstrip-Patch Antenna

The figure depicts selected aspects of a very-high-frequency (VHF) microstrip-patch antenna designed and built to satisfy requirements specific to an airborne synthetic-aperture radar system for measuring the thickness of sea ice. One of the requirements is that the antenna be capable of...

Briefs : Electronics & Computers
Using LDPC Code Constraints To Aid Recovery of Symbol Timing

A method of utilizing information available in the constraints imposed by a low-density parity-check (LDPC) code has been proposed as a means of aiding the recovery of symbol timing in the reception of a binary-phase- shift-keying (BPSK) signal representing such a code in the presence...

Briefs : Electronics & Computers
Integrated Formation Optical Communication and Estimation System

An architecture has been designed that integrates formation estimation methodologies, precision formation sensing, and high- bandwidth formation communication into a robust, strap-on system that meets knowledge and communication requirements for the majority of planned, precision...

Briefs : Manufacturing & Prototyping
Making Superconducting Welds Between Superconducting Wires

A technique for making superconducting joints between wires made of dissimilar superconducting metals has been devised. The technique is especially suitable for fabrication of superconducting circuits needed to support persistent electric currents in electromagnets in diverse cryogenic...

Briefs : Manufacturing & Prototyping
Method for Thermal Spraying of Coatings Using Resonant-Pulsed Combustion

A method has been devised for high-volume, high-velocity surface deposition of protective metallic coatings on otherwise vulnerable surfaces. Thermal spraying is used whereby the material to be deposited is heated to the melting point by passing through a flame. Rather than...

Briefs : Materials
Coating Reduces Ice Adhesion

The Shuttle Ice Liberation Coating (SILC) has been developed to reduce the adhesion of ice to surfaces on the space shuttle. SILC, when coated on a surface (foam, metal, epoxy primer, polymer surfaces), will reduce the adhesion of ice by as much as 90 percent as compared to the corresponding uncoated surface. This...

Briefs : Materials
Hybrid Multifoil Aerogel Thermal Insulation

This innovation blends the merits of multifoil insulation (MFI) with aerogel-based insulation to develop a highly versatile, ultra-low thermally conductive material called hybrid multifoil aerogel thermal insulation (HyMATI). The density of the opacified aerogel is 240 mg/cm3 and has thermal...

Briefs : Information Technology
XML-Based SHINE Knowledge Base Interchange Language

The SHINE Knowledge Base Interchange Language software has been designed to more efficiently send new knowledge bases to spacecraft that have been embedded with the Spacecraft Health Inference Engine (SHINE) tool. The intention of the behavioral model is to capture most of the information...

Briefs : Information Technology
SHINE Virtual Machine Model for In-flight Updates of Critical Mission Software

This software is a new target for the Spacecraft Health Inference Engine (SHINE) knowledge base that compiles a knowledge base to a language called Tiny C — an interpreted version of C that can be embedded on flight processors. This new target allows portions of...

Briefs : Information Technology
Mars Image Collection Mosaic Builder

A computer program assembles images from the Mars Global Surveyor (MGS) Mars Observer Camera Narrow Angle (MOCNA) collection to generate a uniform-high-resolution, georeferenced, uncontrolled mosaic image of the Martian surface. At the time of reporting the information for this article, the mosaic covered 7...

Briefs : Information Technology
Providing Internet Access to High-Resolution Mars Images

The OnMars server is a computer program that provides Internet access to high-resolution Mars images, maps, and elevation data, all suitable for use in geographical information system (GIS) software for generating images, maps, and computational models of Mars. The OnMars server is an...

Briefs : Information Technology
Providing Internet Access to High-Resolution Lunar Images

The OnMoon server is a computer program that provides Internet access to high-resolution Lunar images, maps, and elevation data, all suitable for use in geographical information system (GIS) software for generating images, maps, and computational models of the Moon. The OnMoon server...

Briefs : Information Technology
Expressions Module for the Satellite Orbit Analysis Program

The Expressions Module is a software module that has been incorporated into the Satellite Orbit Analysis Program (SOAP). The module includes an expressions-parser submodule built on top of an analytical system, enabling the user to define logical and numerical variables and constants....

Briefs : Information Technology
Virtual Satellite

Virtual Satellite (VirtualSat) is a computer program that creates an environment that facilitates the development, verification, and validation of flight software for a single spacecraft or for multiple spacecraft flying in formation. In this environment, enhanced functionality and autonomy of navigation, guidance, and control...

Briefs : Information Technology
Small-Body Extensions for the Satellite Orbit Analysis Program (SOAP)

An extension to the SOAP software allows users to work with tri-axial ellip-soid-based representations of planetary bodies, primarily for working with small, natural satellites, asteroids, and comets. SOAP is a widely used tool for the visualization and analysis of space...

Briefs : Information Technology
Scripting Module for the Satellite Orbit Analysis Program (SOAP)

This add-on module to the SOAP software can perform changes to simulation objects based on the occurrence of specific conditions. This allows the software to encompass simulation response of scheduled or physical events. Users can manipulate objects in the simulation environment...

Briefs : Information Technology
Core Technical Capability Laboratory Management System

The Core Technical Capability Lab - oratory Management System (CTCLMS) consists of dynamically generated Web pages used to access a database containing detailed CTC lab data with the software hosted on a server that allows users to have remote access. Users log into the system with their KSC...

Briefs : Information Technology
MRO SOW Daily Script

The MRO SOW daily script (wherein "MRO" signifies "Mars Reconnaissance Orbiter" and "SOW" signifies "sequence systems engineer of the week") is a computer program that automates portions of the MRO daily SOW procedure, which includes checking file-system sizes and automated sequence processor (ASP) log files. The MRO SOW...

Articles : Aerospace
NASA Celebrates 50 Years

"The exploration of space will go ahead, whether we join it or not, and it is one of the greatest adventures of all time, and no nation which expects to be the leader of other nations can expect to stay behind in this race for space. "We set sail on this new sea because there is new knowledge to be gained and new rights...

Articles : Aerospace
50 Years of Inspiration

We wanted NASA Tech Briefs readers to be a part of our special issue celebrating NASA's 50th anniversary. So, we asked you to tell us how NASA, and NASA Tech Briefs, have inspired you over the past 50 years. We wanted to know how NASA helped you in your career or business, or improved your everyday life. What benefits...

Briefs : Mechanical & Fluid Systems
Tool for Inspecting Alignment of Twinaxial Connectors

A proposed tool would be used to inspect alignments of mating twinaxial-connector assemblies on interconnecting wiring harnesses. More specifically, the tool would be used to inspect the alignment of each contact pin of each connector on one assembly with the corresponding socket in the...

Articles : Aerospace
NASA’s First “A”: A Legacy of Aeronautics Innovations

NASA’s predecessor agency, the National Advisory Committee for Aeronautics (NACA), began a legacy of aeronautical innovation that continues today. While much of the focus of NASA’s first 50 years has been on the space-related achievements of the agency, it is the first “A” of...

Briefs : Mechanical & Fluid Systems
An ATP System for Deep-Space Optical Communication

An acquisition, tracking, and pointing (ATP) system is proposed for aiming an optical- communications downlink laser beam from deep space. In providing for a direction reference, the concept exploits the mature technology of star trackers to eliminate the need for a costly and potentially...

Briefs : Mechanical & Fluid Systems
Polar Traverse Rover Instrument

A Polar Traverse Rover (PTR) is a device designed to determine the role of Antarctica in the global climate system by determining typical paths of continental air that passes the South Pole, and by obtaining insight into the relationship between events at the Antarctic and the meteorology of sub- polar altitudes....

Briefs : Medical
Detecting Phycocyanin-Pigmented Microbes in Reflected Light

A recently invented method of measuring concentrations of phycocynanin- pigmented algae and bacteria in water is based on measurement of the spectrum of reflected sunlight. When present in sufficiently high concentrations, phycocynanin- pigmented microorganisms can be hazardous to the...

Briefs : Medical
Expert System Control of Plant Growth in an Enclosed Space

The Expert System is an enclosed, controlled environment for growing plants, which incorporates a computerized, knowledge-based software program that is designed to capture the knowledge, experience, and problem-solving skills of one or more human experts in a particular discipline. The...

Articles : Aerospace
NASA Technology: The Next 50 Years

“Space exploration is all about inspiration, innovation, and discovery. It’s about imagining the future. It’s about taking new steps, and exploring beyond our limitations, and creating something bigger and grander and better than ourselves. Along the way, there are countless benefits, invaluable...

Briefs : Physical Sciences
DMAC and NMP as Electrolyte Additives for Li-Ion Cells

Dimethyl acetamide (DMAC) and N-methyl pyrrolidinone (NMP) have been found to be useful as high- temperature- resilience-enhancing additives to a baseline electrolyte used in rechargeable lithium-ion electrochemical cells. The baseline electrolyte, which was previously formulated to improve...

Briefs : Physical Sciences
Mass Spectrometer Containing Multiple Fixed Collectors

A miniature mass spectrometer that incorporates features not typically found in prior mass spectrometers is undergoing development. This mass spectrometer is designed to simultaneously measure the relative concentrations of five gases (H2, He, N2, O2, and Ar)...

Briefs : Physical Sciences
Waveguide Harmonic Generator for the SIM

A second-harmonic generator (SHG) serves as the source of the visible laser beam in an onboard calibration scheme for NASA's planned Space Interferometry Mission (SIM), which requires an infrared laser beam and a visible laser beam coherent with the infrared laser beam. The SHG includes...

Articles : Nanotechnology
America’s Premier Nano Engineering Event

The 2008 NASA Tech Briefs National Nano Engineering Conference (NNEC), be held November 12-13 at the Boston Colonnade Hotel, is for design engineers who want to know what’s real, what’s close to market, and what might be coming in the world of nanotechnology. The NNEC will help you keep pace with...

Briefs : Physical Sciences
Whispering Gallery Mode Resonator With Orthogonally Reconfigurable Filter Function

An optical resonator has been developed with reconfigurable filter function that has resonant lines that can be shifted precisely and independently from each other, creating any desirable combination of resonant lines. This is achieved by changing the axial...

Briefs : Physical Sciences
Bimaterial Thermal Compensators for WGM Resonators

Bimaterial thermal compensators have been proposed as inexpensive means of preventing (to first order) or reducing temperature-related changes in the resonance frequencies of whispering-gallery- mode (WGM) optical resonators. A bimaterial compensator would apply, to a WGM resonator, a pressure...

Application Briefs : Electronics & Computers
Powered by Lithium-Ion Batteries, NASA Spacecraft Explore Mars and the Moon
Lithium-ion batteries
Yardney Technical Products
Pawcatuck, CT
860-599-1100
www.yardney.com

NASA’s Phoenix Mars Lander landed safely near the planet’s north polar icecap in May. Phoenix relies on advanced lithiumion batteries from...

Briefs : Physical Sciences
Stable Calibration of Raman Lidar Water-Vapor Measurements

A method has been devised to ensure stable, long-term calibration of Raman lidar measurements that are used to determine the altitude-dependent mixing ratio of water vapor in the upper troposphere and lower stratosphere. Because the lidar measurements yield a quantity proportional to the...

Application Briefs : Aerospace
NASA’s Next-Generation Space Suit Built for Orion Spacecraft
Constellation Space Suit Station (CSSS)
Oceaneering International
Houston, TX
281-228-5300
www.oceaneering.com

Oceaneering International has secured a contract from NASA to design and build the agency’s next-generation space suit, known as the...

NASA Tech Needs
Centennial Challenges

The NASA Regolith Excavation Cha llenge was held on August 2 and 3 on the campus of the California Poly - technic State University in San Luis Obispo, CA. The competition required teams to build a roving excavator that could autonomously navigate, excavate, and transfer 150 kg of simulated lunar regolith (lunar soil) into a...

Eye on Innovation : Manufacturing & Prototyping
The Brighter Side of Globalization for Manufacturers: New, Innovative Product Development Models
By Fielder Hiss
Director of Product
Management
Dassault Systèmes
SolidWorks Corp.
Concord, MA

Global competition is an oft-cited reason for any number of ills in manufacturing, from job loss to price erosion....

Who's Who
Dr. Jonathan Trent, Bioengineering Research Scientist, Ames Research Center

Dr. Jonathan Trent is an expert in the use of extremophile proteins to create nanoscale electronic devices. An extremophile is a life form capable of surviving in the harshest conditions on earth including severe heat, bitter cold, and extremely acidic or alkaline...

Briefs : Information Technology
Object Recognition Using Feature-and Color-Based Methods

An improved adaptive method of processing image data in an artificial neural network has been developed to enable automated, real-time recognition of possibly moving objects under changing (including suddenly changing) conditions of illumination and perspective. The method involves a...

Briefs : Information Technology
Root Source Analysis/ValuStream™ — a Methodology for Identifying and Managing Risks

Root Source Analysis (RoSA) is a systems-engineering methodology that has been developed at NASA over the past five years. It is designed to reduce costs, schedule, and technical risks by systematically examining critical assumptions and the state of the...

Briefs : Information Technology
Ensemble: an Architecture for Mission-Operations Software

"Ensemble" is the name of an open architecture for, and a methodology for the development of, spacecraft mission-operations software. Ensemble is also potentially applicable to the development of non-spacecraft mission-operations-type software.

Products
VIUscan™

Creaform, Levis, QE, Canada, offers the VIUscan™, the latest addition to the Handyscan 3D line of handheld scanners, which are used for the design, manufacturing, and inspection of any type of parts or assembly. VIUscan is a selfpositioning, high-resolution, portable 3D color scanner that creates an exact representation of an...

Techs for License
Technology Uses In-Building Wi-Fi to Determine Location of Wireless Devices

LOCADIO technology pairs readings of IEEE 802.11× received signal-strength indication (RSSI) with probabilistic analysis of building floor plans to deduce where a wirelessenabled device is in a building. It can locate a wireless device within a room to an accuracy of...

Briefs : Physical Sciences
On-Orbit Multi-Field Wavefront Control With a Kalman Filter

A document describes a multi-field wavefront control (WFC) procedure for the James Webb Space Telescope (JWST) on-orbit optical telescope element (OTE) fine-phasing using wavefront measurements at the NIRCam pupil. The control is applied to JWST primary mirror (PM) segments and...

Techs for License
Advanced Particle Separation Technology Uses Coriolis Force and Specific Gravity

This technology selectively separates fine and small particles that have a desired particle size range by using the particles’ specific gravity and their various sedimentation rates in a rotating vessel of vibrating liquid. By adjusting the frequency and amplitude...

NASA Tech Needs
Reducing Free Fatty Acids in Frying Oil

A food manufacturer is looking for a technology to extend the usability of its frying oils; specifically, technologies to reduce the formation of free fatty acids (FFA) during frying. The company seeks to change or control chemical reaction of hydrolysis without changing water content of the food itself....

NASA Tech Needs
Image Processing for Controlling a Robot or Quality Inspection

A company seeks technologies that may be applicable to automated assembly lines, including a robot to use image processing to select and pick up small parts from a bin using a pin several millimeters in diameter. The image processing technology should be general-purpose and highly...

Briefs : Electronics & Computers
The Interplanetary Overlay Networking Protocol Accelerator

A document describes the Inter - planetary Overlay Networking Protocol Accelerator (IONAC) — an electronic apparatus, now under development, for relaying data at high rates in spacecraft and interplanetary radio-communication systems utilizing a delay-tolerant networking protocol....

Briefs : Physical Sciences
Multichannel Monitor-Stabilizer for Injection-Locked Lasers

Temp Tracker and Temp Tracker 12 ch (single-channel and 12-channel versions) programs are designed for use with an atomic gravity gradiometer. They support the stable operation of the injection-locked slave laser(s) in an autonomous regime. Due to changes of environmental conditions and...

Briefs : Physical Sciences
Self-Quenching Single-Photon Detector

The self-quenching single-photon detector exhibits unique avalanching behaviors. It can automatically quench each of the Geiger mode avalanche events occurring inside the detector, can maintain the capability over a broad bias range, and can output explicit pulses with virtually constant and high value...

Briefs : Physical Sciences
Reducing Temperature Effects in Optical Resonator Sensors

A differential-frequency measurement technique has been devised to reduce the spurious contributions of temperature fluctuations to determinations of physical quantities from readings of optical resonator and interferometric sensors. The technique is applicable mainly to sensors in the...

Articles : Motion Control
Sensor Technology Leads Manufacturing into Predictive Maintenance

Reactive, avoidable equipment repairs are a leading contributor to lost productivity in industrial manufacturing operations. Parts with an average selling price of just a few dollars can cost manufacturers many times that in repairs and unrealized revenue once they fail. In a...

Articles : Motion Control
Flexible Digital Servo Drives Speed Machine Control Design

Advances in digital hardware technology and software innovations now allow a single digital servo drive to be configured to work in a variety of machine control architectures.

Application Briefs : Motion Control
QuickSilver Servo Motors Drive Autonomous Vehicles

The design of remotely operated, autonomous battery-powered vehicles places special requirements on motion control systems. High torque at low speeds is needed to climb over obstacles, while higher speed operation is needed for cruise speed. Efficient operation from lower voltages (12V to 48V)...

Application Briefs : Motion Control
Electronic Motion Controller Simplifies Hydraulic Press Controls

What do you do if you’re in the business of producing a wide variety of metal presses to meet special customer requirements? You choose your system components wisely, and flexibility of function plays a large part.

Application Briefs : Motion Control
Maxon Drive Prevents Bottlenecks for Bottle Cap Maker

Maxon’s MCD EPOS integrated power drive was used by a wine and liquor bottling operation to control the cutting of shrink-wrapped film over the bottleneck and cork or cap.

Products
Stepper Motor/Drive

The STM Drive+Motor solution from Applied Motion Products (Watsonville, CA) is a stepper drive and motor unit fused into a single device that saves space, wiring and cost, when compared with conventional motor/drive solutions.

Products
Conveyor Control

Holjeron (Tualatin, OR) has unveiled conveyor control assemblies and 24 VDC motor-driven rollers able to operate in extreme temperature and humidity conditions.

Products
Digital Motion Control

The SPiiPlus HP Series motion control module from ACS Motion Control (Plymouth, MN) is available in PC-based, standalone, or rack-mounted multi-axis controllers that support direct-connected servo or stepper motors and HSSI-networked drives. The series also features multi-axis controllers with up to eight integrated drives...

Products
Servo Drive

The Accelnet Micro servo drive from Copley Controls (Canton, MA) mounts directly onto pc boards and delivers 6 A at 90 V for brushless and brush-type servo motors. It works in a range of system architectures and is compatible with many kinds of feedback devices. Standard Accelnet command interfaces are CANopen DSP-402, DeviceNet,...

Products
MOSFSET Chipset

A 25V synchronous buck converter DirectFET® MOSFET chipset from International Rectifier (El Segundo, CA) is designed for point-of-load (POL) converter designs, and server, high-end desktop and notebook computer applications. It combines IR’s latest generation HEXFET® MOSFET silicon and benchmark DirectFET packaging technology...

Products
Quadrature Encoder

The ADAM-5081 high-speed quadrature encoder and counter module from the Industrial Automation Group of Advantech (Cincinnati, OH) provides isolation of 2,500VDC, a high-speed frequency mode (5 Hz to 1 MHz), and a counter code at 1 MHz. An advanced digital filter eliminates noise and interference.

Products
Load Actuator

The MX Series linear actuator from Pacific Bearing Company (Rockford, IL) comes in belt-driven vertical and horizontal configurations, and in a choice of sizes. The actuator has large cam rollers to carry high loads at greater speeds. It also has a long stroke length to accommodate tasks requiring movement over further...

Products
Linear Position Sensor

The A40-HR 20P linear position and velocity sensor from Visi-Trak (Charlottesville, VA) provides control resolution exceeding 0.001 in. at 200 inches per second. The auto-calibrating sensor can sense any stroke length, suiting it for hydraulic and pneumatic cylinders or any linear actuator requiring high speed and...

Products
Speed Regulator

The MINI-K® model Kinechek® speed regulator from Deschner Corp. (Santa Ana, CA) is available in ½, 1, 1¼, and 1½ inch stroke lengths with a maximum capacity of 400 lbs. There are no sliding seals, and no heavy springs to make the plunger bind or jerk, so the regulators provide smooth, consistent control of moving devices,...

Products
Servo Drive

The Bassoon servo drive from Elmo Motion Control (Westford, MA) has an absolute encoder and delivers up to 1.9 kW of continuous power, or 3.8 kW peak. The fully programmable drive can operate in position, velocity, and current modes and controls brushed dc, brushless ac, and linear motors. The drive is easily set up via the CANopen...

Products
High Speed Motion Recorder

The SBOC-M/SBOI-M compact vision system from Festo (Hauppauge, NY) provides simplified fault localization and reliable analysis and diagnosis of high-speed motion sequences.

Products
Conveyor Brake

Designed for decline conveyors with a fail-safe requirement, the EC100 RollerDrive from Interroll Corp. (Wilmington, NC) has a mechanical rotor locking break that prevents drifting on inclines while ensuring smooth operation, low-noise emission, and an extended operating lifetime. The EC100B brake mechanism requires no special...

Products
DC Brush Gear Motor

The quiet-running Peristaltic Pump Gear Motor (PPGM) from Crouzet North America (Vista, CA) generates half the noise of comparable motors. The motor is available in 16 and 30-watt models and features a gearbox torque of 0.5Nm normal and an operating voltage of 24V. The 16W version is also available with an operating voltage...

Products
Parallel Gripper

SCHUNK Inc. (Morrisville, NC) has expanded its EGN series of servo electric two-finger parallel grippers to include sizes 80 and 160 in addition to the existing size 100. The new sizes have a stroke per finger of 8 and 16 millimeters, respectively.

Features : Lighting
Going Green in the Workplace with LEDs

In August 2007, Cree’s management made a bold decision to replace the existing fluorescent lighting technology at its Durham, NC facility with new energy-saving, environmentally friendly LED lighting technology. The group started with the company’s headquarters building, but eventually plans to replace...

Application Briefs : Photonics/Optics
Precision Prism Manufacturing — Art or Science?

Prisms are used in countless optical systems — from the pair of binoculars in your closet to cutting edge targeting systems to retroreflectors on the Moon. In modern, high-end optical systems, precision optics may be required that push the envelope of manufacturability within given cost...

Briefs : Photonics/Optics
Multichannel Monitor-Stabilizer for Injection-Locked Lasers

Temp Tracker and Temp Tracker 12 ch (single-channel and 12-channel versions) programs are designed for use with an atomic gravity gradiometer. They support the stable operation of the injection-locked slave laser(s) in an autonomous regime. Due to changes of environmental conditions and...

Briefs : Photonics/Optics
Self-Quenching Single-Photon Detector

The self-quenching single-photon detector exhibits unique avalanching behaviors. It can automatically quench each of the Geiger mode avalanche events occurring inside the detector, can maintain the capability over a broad bias range, and can output explicit pulses with virtually constant and high value...

Briefs : Photonics/Optics
Reducing Temperature Effects in Optical Resonator Sensors

A differential-frequency measurement technique has been devised to reduce the spurious contributions of temperature fluctuations to determinations of physical quantities from readings of optical resonator and interferometric sensors. The technique is applicable mainly to sensors in the...

Products : Photonics/Optics
Product of the Month: IR Panoramic Camera

HGH Infrared Systems (Cambridge, MA) has introduced the IR Revolution 360, a 20° vertical, 360° horizontal field of view (FOV) panoramic infrared camera for security and surveillance. The sensor contains approximately 3 million pixels (10,000 × 288).

Products : Photonics/Optics
Camera Processor

Toshiba Teli America, Inc. (Irvine, CA) has introduced the SmartDragon™ image processor that can connect and simultaneously receive data from up to four FireWire-B (IEEE1394.b) color or black-and-white cameras. The SmartDragon features 16 insulated digital input and output terminals to address automated inspection needs in the...

Products : Photonics/Optics
Cameras with Auto and Averaging Features

Basler (Ahrensburg, Germany) has implemented enhanced features on their Scout and Pilot series cameras. The Auto Features Suite controls several camera functions such as gain, exposure, and white balance controls, which normally require manual adjustment of the related parameter values. The Pilot will be...

Products : Photonics/Optics
Environmental Transmission Electron Microscope

FEI Company (Hillsboro, OR) has released the TitanTM 80-300 environmental transmission electron microscope (ETEM). The Titan ETEM is suitable for chemical research at the atomic scale, and studying materials and processes in the fields of energy and environment. The Titan ETEMs can deliver...

Products : Photonics/Optics
Low Energy LEDs

SCHOTT (Southbridge, MA) has introduced the KL 200 LED Series cold light engine and the EasyLED Ringlight plus stereo microscopy lamp. The low energy consuming lighting solutions are ideal for industrial, biological lab, and home applications. Both products come with integrated controllers and can be mounted directly to a...

Products : Photonics/Optics
White LEDs

Luminus Devices (Billerica, MA) has added white LEDs to its PhlatLight® LED line. The white LEDs feature large chip sizes, photonic lattice technology for maximum light extraction, and advanced PhlatLight packaging to provide good thermal performance for high power operation. The PhlatLight CBT-90 and the CBM-360 feature cool white...

Products : Photonics/Optics
MEMS 3D Micro-Mirrors

AMS Technologies (Martinsried, Germany) now offers MEMS 3D micro-mirrors from Sercalo Microtechnology Ltd. The micro-mirrors are used for precise optical beam steering. To avoid an optical feedback loop, the micro-mirror is designed to minimize effects such as drift, hysteresis, and temperature dependent performance. The...

Products : Photonics/Optics
Lighting-Class LEDs

Cree, Inc. (Durham, NC), has introduced the XLamp® XP-E and XP-C LEDs. The new XLamp LEDs, measuring only 3.45 mm square by 2 mm high, can enable new applications, including back-lighting, signage, outdoor, indoor, and portable lighting, due to their small size and low profile as well as a wide viewing angle and symmetrical...

Products : Photonics/Optics
Wafer Processing Solution

Sarnoff Corporation (Princeton, NJ) has introduced Ultra-Sense™, a complete wafer processing solution. Ultra-Sense combines Silicon-on-Insulator (SOI) wafer technology with low-cost, scalable fabrication techniques to provide manufacturable back-illuminated image sensors. Ultra-Sense back-illuminated image sensors...

Products : Photonics/Optics
Thin Film PV Scribing System

J. P. Sercel Associates (JPSA) (Manchester, NH) has introduced laser workstations for processing solar thin film photovoltaic (PV) products. The PV-5000 Thin Film PV Scribing System is based on the ChromaDice™ DPSS laser platform and is designed for isolation and series interconnection of thin film solar cells....

Products : Photonics/Optics
Laser Workstation

TRUMPF Inc. (Farmington, CT) has announced the Tru-Laser Station 5004, a compact workstation that accommodates manual and semiautomatic laser welding. It comes equipped with an integrated protective hood, inert gas feeder, welding fume exhaust system, and safety features. The two cameras of its built-in electronic...

Products : Photonics/Optics
Dual Hot Swap Controller

Linear Technology Corporation (Milpitas, CA) has introduced the LTC4224, a compact, low voltage Hot Swap™ controller for protecting boards and backplanes that uses two 1V to 6V voltage supplies. The LTC4224 enables safe insertion and removal of a module into a rail by limiting any in-rush currents large enough to...

Products : Photonics/Optics
Specimen Tracking System

Applied Scientific Instrumentation (Eugene, OR) has introduced PhotoTrack, a system specifically designed to solve the problem of tracking a moving specimen. Combined with ASI’s closed-loop DC servo motor stages, PhotoTrack allows users to keep free moving samples in their field-of-view (FOV). PhotoTrack uses a...

Products : Photonics/Optics
Multimedia Kit

Moritex (Cambridge, UK) has introduced a multimedia kit for its LightScope industrial endoscopes that includes everything required to perform wide ranging portable inspection and video documentation tasks. The multimedia kit includes a high quality CCD camera, 2.5-inch TFT LCD screen, and a bracket to ensure secure mounting to the...

Products : Photonics/Optics
Ultra-Thin Silicon Solar Cells Process

IMEC (Leuven, Belgium) has developed a new method to produce ~50μm thin crystalline silicon wafers for use in solar cells. The process involves mechanically initiating and propagating a crack parallel to the surface of a Si wafer. The method makes use of industrially available tools, such as a screen...

Products : Photonics/Optics
Laser Marker

Automated Laser Corporation (Fort Wayne, IN) has introduced the LSG-10 Laser Marker, the next generation of their high-speed CO2 laser markers. The LSG-10 offers a larger marking window, more choices and sizes of text including all True Type fonts, increased speed, more focal length choices, and the ability to mark many...