August 2012

Question of the Week
Would You Wear a "Smart" Wristwatch?

Smartphone capabilities have extended, even to the wristwatch. Companies like Apple, Nike, Sony, as well as other startups, have created new wrist devices that connect to an individual’s smartphone. Most display the time, but the bands also provide information that keeps users from having to take out their...

News : Energy
Starting Point for Overcoming Barrier to Fusion Power

The accuracy of a new model for predicting the size of a key barrier to fusion power, which was developed by physicist Robert Goldston of the U.S. Department of Energy’s Princeton Plasma Physics Laboratory (PPPL), has been confirmed. Goldston’s model predicts the width of what physicists...

News : Energy
Promoting Virtual Power Plants for Efficient Renewable Energy Production

Researchers from the School of Electronics and Computer Science (ECS) at the University of Southampton have devised a novel method for forming virtual power plants...

Question of the Week
Do Personalized Learning Methods Show Promise in Remaking Education?

As the school season arrives, an increasing number of students will be studying through Internet-based systems. An NYC-based company called Knewton, for example, uses an adaptive learning technique that tracks learners' progress and shadows their online activities as they work....

Question of the Week
Will We See a Greater Use of Robots in Homes and Offices?

Robots like the PR2, from the Menlo Park, CA-based Willow Garage, perform a variety of tasks: bringing objects to people, opening doors, and even folding laundry. And while companies including iRobot create technologies to take care of minor jobs such as cleaning floors and pools, others...

Products
Machine Vision Lenses

FSI Technologies Inc. (Lombard, IL) has introduced a line of industrial machine vision lenses, the CLH Series lenses. These lenses provide versatility to work well with most common machine vision applications, and are robust enough to be used in tough industrial environments. The FSI machine vision lenses come in a variety...

Products
Thermoelectric Modules

Laird Technologies, Inc. (St. Louis, MO) has released its eTEC(TM) Series Thermoelectric Module (TEM) product line. The eTEC Series of TEMs enable high-powered optoelectronics to maintain peak performance by stabilizing the temperature of the device during operation. Constructed with Bismuth Telluride thin film technology...

Products
Ultrafast Lasers

Coherent, Inc. (Santa Clara, CA) has expanded their family of industrial ultrafast lasers with the Talisker 500, which delivers over 10 Watts of ultraviolet output at 355nm, 15 Watts of green output at 532nm or 25 Watts of infrared output at 1064nm. This next generation Talisker laser also increases repetition rate to 500 kHz...

Products
Femtosecond Laser Mirrors

Semrock, Inc. (Rochester, NY) recently released the first two products in its soon-to-be expanded line of PulseLine(TM) femtosecond laser optics. These 45° turning mirrors are IBS-coated for maximum durability and feature high reflectivity (R > 99%), low dispersion and a high laser damage threshold over a broad...

News : Energy
Advancement in Highly Conductive, Transparent Thin Film

Thin, conductive films are useful in displays and solar cells. A new solution-based chemistry developed at Brown University for making indium tin oxide films could allow engineers to employ a much simpler and cheaper manufacturing process.

Question of the Week
Will We Send Humans to Mars?

On Sunday, NASA's Curiosity rover successfully landed on Mars. The orbiter ushers in a new era of exploration that, some say, could turn up evidence that Mars once had the necessary ingredients for life — or might even still harbor life today. The land rover also creates new possibilities for human exploration of...

News : Energy
The Future of Iron-Air Batteries

A University of Southern California research team has developed a cheap, rechargeable battery that could be used to store energy at solar power plants for a rainy day. The air-breathing battery uses the chemical energy generated by the oxidation of iron plates that are exposed to the oxygen in the air — a...

Question of the Week
Is Mars exploration a worthy investment?

Humans have launched 40 spacecraft to Mars, and the latest machine to make the effort is NASA's Mars Science Laboratory. If the Mars Science Laboratory lands safely next week, instruments will begin to analyze the soil, air, and rocks for life, past or present. While some say that the costs are not worth...

Briefs : Mechanical & Fluid Systems
Mars Science Laboratory Drill

This drill (see Figure 1) is the primary sample acquisition element of the Mars Science Laboratory (MSL) that collects powdered samples from various types of rock (from clays to massive basalts) at depths up to 50 mm below the surface. A rotary-percussive sample acquisition device was developed with an emphasis on...

Briefs : Mechanical & Fluid Systems
Shape Memory Composite Hybrid Hinge

There are two conventional types of hinges for in-space deployment applications. The first type is mechanically deploying hinges. A typical mechanically deploying hinge is usually composed of several tens...

Briefs : Mechanical & Fluid Systems
Ultra-Compact Motor Controller

This invention is an electronically commutated brushless motor controller that incorporates Hall-array sensing in a small, 42-gram package that provides 4096 absolute counts per motor revolution position sensing. The unit is the size of a miniature hockey puck, and is a 44-pin male connector that provides many I/O...

Briefs : Mechanical & Fluid Systems
Binding Causes of Printed Wiring Assemblies With Card-Loks

A document discusses a study that presents the first documented extraction loads, both nominal and worstcase, and presents the first comprehensive evaluation of extraction techniques, methodologies, and tool requirements relating to extracting printed wiring assemblies (PWAs) with...

Briefs : Mechanical & Fluid Systems
A Reversible Thermally Driven Pump for Use in a Sub-Kelvin Magnetic Refrigerator

A document describes a continuous magnetic refrigerator that is suited for cooling astrophysics detectors. This refrigerator has the potential to provide efficient, continuous cooling to temperatures below 50 mK for detectors, and has the benefits over existing...

Briefs : Mechanical & Fluid Systems
Coring Sample Acquisition Tool

A sample acquisition tool (SAT) has been developed that can be used autonomously to sample drill and capture rock cores. The tool is designed to accommodate core transfer using a sample tube to the IMSAH (integrated Mars sample acquisition and handling) SHEC (sample handling, encapsulation, and containerization)...

Briefs : Manufacturing & Prototyping
Joining and Assembly of Bulk Metallic Glass Composites Through Capacitive Discharge

Bulk metallic glasses (BMGs), a class of amorphous metals defined as having a thickness greater than 1 mm, are being broadly investigated by NASA for use in spacecraft hardware. Their unique properties, attained from their non-crystalline structure, motivate...

Briefs : Electronics & Computers
670-GHz Schottky Diode-Based Subharmonic Mixer With CPW Circuits and 70-GHz IF

GaAs-based, sub-harmonically pumped Schottky diode mixers offer a number of advantages for array implementation in a heterodyne receiver system. Since the radio frequency (RF) and local oscillator (LO) signals are far apart, system design becomes much simpler.

Briefs : Electronics & Computers
Optimal Dynamic Sub-Threshold Technique for Extreme Low Power Consumption for VLSI

For miniaturization of electronics systems, power consumption plays a key role in the realm of constraints. Considering the very large scale integration (VLSI) design aspect, as transistor feature size is decreased to 50 nm and below, there is sizable increase in...

Briefs : Materials
Imidazolium-Based Polymeric Materials as Alkaline Anion-Exchange Fuel Cell Membranes

Polymer electrolyte membranes that conduct hydroxide ions have potential use in fuel cells. A variety of polystyrenebased quaternary ammonium hydroxides have been reported as anion exchange fuel cell membranes. However, the hydrolytic stability and conductivity...

Briefs : Materials
Blocking Filters With Enhanced Throughput for X-Ray Microcalorimetry

New and improved blocking filters (see figure) have been developed for microcalorimeters on several mission payloads, made of high-transmission polyimide support mesh, that can replace the nickel mesh used in previous blocking filter flight designs. To realize the resolution...

Briefs : Materials
High-Thermal-Conductivity Fabrics

Heat management with common textiles such as nylon and spandex is hindered by the poor thermal conductivity from the skin surface to cooling surfaces. This innovation showed marked improvement in thermal conductivity of the individual fibers and tubing, as well as components assembled from them.

Briefs : Materials
Electrospun Nanofiber Coating of Fiber Materials: A Composite Toughening Approach

Textile-based composites could significantly benefit from local toughening using nanofiber coatings. Nanofibers, thermoplastic or otherwise, can be applied to the surface of the fiber tow bundle, achieving toughening of the fiber tow contact surfaces, resulting in...

Briefs : Medical
Experimental Modeling of Sterilization Effects for Atmospheric Entry Heating on Microorganisms

The objective of this research was to design, build, and test an experimental apparatus for studying the parameters of atmospheric entry heating, and the inactivation of temperature-resistant bacterial spores. The apparatus is capable of controlled,...

Briefs : Medical
Saliva Preservative for Diagnostic Purposes

Saliva is an important body fluid for diagnostic purposes. Glycoproteins, glucose, steroids, DNA, and other molecules of diagnostic value are found in saliva. It is easier to collect as compared to blood or urine. Un for tunately, saliva also contains large numbers of bacteria that can release enzymes,...

Briefs : Software
POSTMAN: Point of Sail Tacking for Maritime Autonomous Navigation

Waves apply significant forces to small boats, in particular when such vessels are moving at a high speed in severe sea conditions. In addition, small highspeed boats run the risk of diving with the bow into the next wave crest during operations in the wavelengths and wave speeds...

Briefs : Software
Aerosol and Surface Parameter Retrievals for a Multi-Angle, Multiband Spectrometer

This software retrieves the surface and atmosphere parameters of multi-angle, multiband spectra. The synthetic spectra are generated by applying the modified Rahman-Pinty-Verstraete Bidirectional Reflectance Distribution Function (BRDF) model, and a...

Briefs : Software
LogScope

LogScope is a software package for analyzing log files. The intended use is for offline post-processing of such logs, after the execution of the system under test. LogScope can, however, in principle, also be used to monitor systems online during their execution. Logs are checked against requirements formulated as monitors expressed in...

Briefs : Software
TraceContract

TraceContract is an API (Application Programming Interface) for trace analysis. A trace is a sequence of events, and can, for example, be generated by a running program, instrumented appropriately to generate events. An event can be any data object. An example of a trace is a log file containing events that a programmer has found...

Briefs : Software
AIRS Maps From Space Processing Software

This software package processes Atmospheric Infrared Sounder (AIRS) Level 2 swath standard product geophysical parameters, and generates global, colorized, annotated maps. It automatically generates daily and multi-day averaged colorized and annotated maps of various AIRS Level 2 swath geophysical...

Briefs : Information Technology
Social Networking Adapted for Distributed Scientific Collaboration

Sci-Share is a social networking site with novel, specially designed feature sets to enable simultaneous remote collaboration and sharing of large data sets among scientists. The site will include not only the standard features found on popular consumer-oriented social networking...

Briefs : Information Technology
3D Drop Size Distribution Extrapolation Algorithm Using a Single Disdrometer

Determining the Z-R relationship (where Z is the radar reflectivity factor and R is rainfall rate) from disdrometer data has been and is a common goal of cloud physicists and radar meteorology researchers. The usefulness of this quantity has traditionally been limited...

Briefs : Information Technology
Iterative Transform Phase Diversity: An Image-Based Object and Wavefront Recovery

The Iterative Transform Phase Diversity algorithm is designed to solve the problem of recovering the wavefront in the exit pupil of an optical system and the object being imaged. This algorithm builds upon the robust convergence capability of Variable Sampling...

Briefs : Information Technology
Space Operations Learning Center

The Space Operations Learning Center (SOLC) is a tool that provides an online learning environment where students can learn science, technology, engineering, and mathematics (STEM) through a series of training modules. SOLC is also an effective media for NASA to showcase its contributions to the general public....

Briefs : Information Technology
Projection of Stabilized Aerial Imagery Onto Digital Elevation Maps for Geo-Rectified and Jitter-Free Viewing

As imagery is collected from an airborne platform, an individual viewing the images wants to know from where on the Earth the images were collected. To do this, some information about the camera needs to be known, such as its position...

Briefs : Information Technology
Large Eddy Simulation (LES) of Particle-Laden Temporal Mixing Layers

High-fidelity models of plume-regolith interaction are difficult to develop because of the widely disparate flow conditions that exist in this process. The gas in the core of a rocket plume can often be modeled as a time-dependent, high-temperature, turbulent, reacting...

Briefs : Information Technology
OVERSMART Reporting Tool for Flow Computations Over Large Grid Systems

Structured grid solvers such as NASA’s OVERFLOW compressible Navier-Stokes flow solver can generate large data files that contain convergence histories for flow equation residuals, turbulence model equation residuals, component forces and moments, and component relative...

Briefs : Information Technology
General Methodology for Designing Spacecraft Trajectories

A methodology for designing spacecraft trajectories in any gravitational environment within the solar system has been developed. The methodology facilitates modeling and optimization for problems ranging from that of a single spacecraft orbiting a single celestial body to that of a...

Briefs : Physical Sciences
Hemispherical Field-of-View Above-Water Surface Imager for Submarines

A document discusses solutions to the problem of submarines having to rise above water to detect airplanes in the general vicinity. Two solutions are provided, in which a sensor is located just under the water surface, and at a few to tens of meter depth under the water...

Briefs : Physical Sciences
Quantum-Well Infrared Photodetector (QWIP) Focal Plane Assembly

A paper describes the Thermal Infrared Sensor (TIRS), a QWIP-based instrument intended to supplement the Operational Land Imager (OLI) for the Landsat Data Continuity Mission (LDCM). The TIRS instrument is a farinfrared imager operating in the pushbroom mode with two IR channels:...

Briefs : Software
Benefits of Using Rigorously Tested Routines From Numerical Libraries

This technology helps technical application developers incorporate mathematical and statistical functionality in their applications, while providing the documentation needed for software validation.

Briefs : Medical
Leak-Free Connection for Blood Pressure Monitoring Applications

For precise blood pressure monitoring in hospitals and surgeries, the accurate handling of medical devices is paramount. Human error or device failure can result in inaccurate readings, which compromise the safety of patients, and it is critical, therefore, that device components,...

Briefs : Medical
Mini-Sensor Measures Magnetic Activity in Human Brain

A miniature atom-based magnetic sensor has passed an important research milestone by successfully measuring human brain activity. Experiments verified the sensor's potential for biomedical applications such as studying mental processes and advancing the understanding of neurological...

Briefs : Imaging
Hands-Free Transcranial Color Doppler Probe

Current transcranial color Doppler (TCD) transducer probes are bulky and difficult to move in tiny increments to search and optimize TCD signals. This invention provides miniature motions of a TCD transducer probe to optimize TCD signals.

Articles : Test & Measurement
Optimizing Finite Element Material Models in a Crash Test Dummy

Finite element representations of crash test dummies are widely used in the simulation of vehicle safety systems. The biofidelity of such models is strongly dependent on the accurate representation of the nonlinear behavior of the constituent rubber, plastic, and foam materials....

Application Briefs : Mechanical & Fluid Systems
MEMS Deformable Mirrors Enable Imaging of Earth-Sized Extra-Solar Planets

The NASA-sponsored space exploration project, PICTURE (Planet Imaging Concept Testbed Using a Rocket Experiment), seeks to obtain a direct image of an extra-solar giant planet. The PICTURE telescope, which uses a BMC deformable mirror for adaptive optic wavefront control,...

Application Briefs : Materials
Plastic Components Ride Juno Spacecraft to Jupiter

Plastic-molded components produced by Diversified Plastics are currently speeding through space towards Jupiter aboard NASA’s Juno Space Probe. The craft was launched August 5, 2011, and is expected to begin orbiting the planet in early July 2016.

Application Briefs : Photonics/Optics
Single-Frequency, 1,064-nm Laser Designed for Space LIDAR

Redfern Integrated Optics was awarded a Phase 2 Small Business Innovation Research (SBIR) contract for further development of its single-frequency, narrow- linewidth semiconductor laser technology in the 1,064-nm spectral region, suitable for spaceflight operation. The external-cavity...

NASA Tech Needs
High-Temperature Seals for Non-Nuclear Test Facility

The United States National Research Council (NRC) has identified Nuclear Thermal Propulsion (NTP) as a high-priority NASA Space Technology Roadmap Area. NTP could be an enabling technology to reduce transit time and mission risk to Near-Earth Objects, Mars, and other deep space destinations....

Articles : Electronics & Computers
The Evolution of AdvancedTCA How Far Has It Come?

AdvancedTCA (ATCA) continues to evolve to meet not just the market demands for the telecom central office, but networking, data center, medical, and military communications applications. The two main goals that ATCA suppliers have been trying to solve often conflict with each other: offering more...

Articles : Electronics & Computers
Designing CompactPCI Systems with Serial Interfaces

With more than a year under its belt since it was officially ratified by PICMG in March of 2011, CompactPCI Serial (PICMG CPCI-S.0) has proven to be a good example of how an industry standard can be upgraded to meet the needs of evolving computing parameters while protecting the historical...

Articles : Electronics & Computers
New Standards Allow More CPU Options in Embedded Computing

Embedded system designers often find themselves trapped by CPU design choices they made years earlier, since switching costs can be astronomical. Hardware development often involves processor-specific interface chips and board design. Software switching costs can be even more onerous,...

Products : Electronics & Computers
3-in-1 Communication Board

The TCB1000 series communication board from Tri-M Technologies (Vancouver, BC, Canada) integrates CANbus controllers, serial ports, and wireless functionality into a single board solution. The TCB1000 can be used in embedded systems requiring a PC/104 form factor communication board, CANbus protocol communication,...

Products : Electronics & Computers
FPGAs

The Virtex®-7 X690T FPGA device from Xilinx (San Jose, CA) uses 80 GTH serial transceivers that run up to 13.1 Gbps to break the 2 Tbps single FPGA bandwidth barrier. The FPGA enables scalable chip-to-chip serial interfaces, 10GBASE-KR backplanes, and high signal-integrity interfaces. To accelerate design and debugging, each GTH...

Products : Electronics & Computers
Mezzanine Connectors

FCI (Etters, PA) has released the FCI MezzoStak™ 0.5-mmpitch mezzanine connector, a “mates-to-self” design that uses the same part number for both mated sides. Guidance features assist users with handling, dual-point terminals as - sure redundant electrical contact, and polarization prevents errors in PCB placement and...

Products : Electronics & Computers
MCU SOC With Embedded Firewall

Zilog® (Milpitas, CA), a wholly-owned subsidiary of IXYS Corporation, has introduced ZGATE™, a pioneering joint technology solution utilizing Icon Labs’ (Des Moine, IA) Floodgate™ Packet Filter, a complete embedded firewall providing a critical layer of security for networked devices. ZGATE provides...

Products : Electronics & Computers
Tablet Computer

QRC Technologies (Fredericksburg, VA) has announced the QPADD™, a customizable, semi-rugged tablet with 55 watt expansion bay. QPADD’s expansion bay provides OEM customers with power and multiple interface/connection options to integrate their equipment.

Articles : Motion Control
Reducing Machine Controller Design and Deployment

Machine design and deployment requires integration of various technologies such as controls, mechanics, vision, lasers, data acquisition, and software, to mention only a few. These mechatronic solutions usually target a specific purpose such as part manufacturing, marking, packaging, etc. Often...

Application Briefs : Motion Control
Reducing Linear Bearing Wear

To get the longest working life out of a linear bearing, keep it clean and well lubricated. This common-sense advice may sound easy enough to follow. Yet in the real world of round-the-clock, high-cycle manufacturing operations, bearings do get dirty and dry. And when either of these conditions happens, linear...

Application Briefs : Motion Control
Hull-Cleaning Robot for Large Ships

Toxic paint is used on the bottoms of large ships to prevent fouling, which is when a biofilm layer develops, decreasing the ship’s efficiency moving through the water. To further complicate the matter, the paint must be blasted off and replaced every 5 to 10 years, at which time literally tons of toxic...

Products : Motion Control
Rotating Machinery Analysis

Microstar Laboratories (Bellevue, WA) has announced the release of the Rotating Machinery Analysis module with software tools to facilitate mixed time measurements and rotation measurements of rotating machinery. The software enables time-based sampling or encoder-based sampling, or both at the same time. The module...

Products : Motion Control
Thermoplastic Pumps

Hayward Flow Control (Clemmons, NC) has released the T-Series Webster thermoplastic pumps. The vertical, seal-less, immersible pumps feature a single, non-coupled motor/impeller shaft with a proprietary shaft seal. The pumps are available from 1/3 HP to 1-1/2 HP, with standard and washdown motors, and in voltages of 115/230...

Products : Motion Control
Motorized Microscope Stage

PI, L.P. (Auburn, MA) has introduced the M-687 motorized microscope XY stage for inverted microscopes that features fully integrated, miniaturized ceramic linear drives. The stage is delivered as a complete system including a controller, joystick, and software. The self-clamping ceramic/ceramic linear motors in the XY...

Products : Motion Control
Accelerometer

Dytran Instruments (Chatsworth, CA) has introduced the Model 3225M39 ultraminiature teardrop IEPE accelerometer with a sensitivity of 10 mV/g, designed to adhesively mount in spaces typically inaccessible to other types of accelerometers. The sensor has an overall height of 0.23" (5.8 mm), and weighs 0.95 grams. Featuring a quartz...

Products : Motion Control
Rotary Stages

Aerotech (Pittsburgh, PA) offers the CCS series rotary stages with integrated captured collet chucks that provide automated material handling for a wide range of materials and applications. Collet chucks used with the stages accept C-, D-, or Levin-style collets from machine-tool component suppliers in sizes supporting tube...

Products : Motion Control
Spindle Drive

The GP16 precision spindle drive from maxon motor (Fall River, MA) incorporates a spindle combined with a DC motor to transform rotary motion into axial motion. Gearheads, motors, encoders, and controllers are used to drive the spindles. It is available in a metric M6 spindle with a self-locking function, or a 5-mm ball screw for...

Products : Motion Control
Acceleration Sensor and Gyroscope

Bosch Sensortec (Reutlingen, Germany) has integrated two triaxial MEMS sensors in a single package. The BMI055, a combination of an acceleration sensor and a gyroscope, is an inertial measurement unit for applications with six degrees of freedom (6DoF). The elements — acceleration sensor, gyroscope, and...

Products : Motion Control
Linear Shaft Motor

The S605 linear shaft motor from Nippon Pulse America (Radford, VA) offers up to 3100N of acceleration force and a continuous force of 780N. The motor is designed for industrial applications requiring high force, high precision, energy efficiency, and/or high precision. Available with one of three types of windings (double,...

Products : Motion Control
Rotary Actuator

Pangolin Laser Systems (Orlando, FL) has introduced the VRAD-1510 low-power rotary actuator based on a dual-coil, segmented stator design. It can be used in electromechanical applications such as automotive, industrial machinery, robotics, HVAC, and valve control. The actuator incorporates a magnetic spring and preloaded ball...

Products
Motion Controllers

The DMC-30017 Pocket Motion Controller Series from Galil Motion Control (Rocklin, CA) combines a single- axis motion controller with a 6A microstepping drive, which operates a two-phase bipolar stepper motor. The drive produces 256 microsteps per full step, or 1024 steps per full cycle, resulting in 51,200 steps/rev for a...

Products : Motion Control
Piezo-Positioning Stage

Piezosystem jena (Hopedale, MA) has introduced the PX 100 CAP piezoelectric nanopositioning stage that features a travel range up to 100 μm of motion in closed-loop mode. A highresolution capacitive feedback sensor is built in. The sensor measures a deviation with sub-nanometer accuracy, and operates in a direct...

Products : Motion Control
Vibration Isolation Workstation

The Vision IsoStation vibration isolation workstation from Newport Corp. (Irvine, CA) provides scientific- grade optical breadboard platforms in sizes from 24 × 24" to 36 × 72". The breadboards feature steel, triple-core-interface honeycomb construction that minimizes static deflection and increases...

Products : Motion Control
Brushless DC Motors

Dunkermotor (Elgin, IL) offers iBLDC™ brushless DC motors with integral four-quadrant speed controls in a 45-mm frame size. The motors feature digital control and power electronics, and operate with a 12V or 24V power source at a nominal speed of 3000 rpm. Motor target speed can be set using an analog ±10VDC input signal....

Products : Motion Control
Position Sensor

The iC-LO from iC-Haus GmbH (Bodenheim, Germany) is a triangulation position sensor designed as a system-on-chip for the assembly of diffuse reflective photoelectric sensors with switching outputs. Integrated functions include the photodiodes, LED driver, microcontroller interface, signal conditioning circuitry, and signal filter...

Products : Motion Control
Diaphragm Pump

The 1410 Series DC miniature diaphragm pump from Thomas Division (Sheboygan, WI) measures 3.3 × 1.2 × 2.1" and is designed so that a full range of motor options, and several design configurations, can be used, depending on the life requirements and specifications of the application. Designed for applications requiring high...

Products : Motion Control
Slotless Motor

Koford Engineering LLC (Winchester, OH) has introduced a short-length 28 mm (1.102") diameter slotless 2-pole motor with an axial length of 23.9 mm (.941"). The motor is designed for applications with limited available axial length, and features winding from 4,428 rpm up to 14,952 rpm. Custom winds to meet special applications are...

Products : Motion Control
Digital Accelerometers

API Technologies Corp. (Orlando, FL), has announced a high-g digital accelerometer from its Sensors line of inertial measurement products. Measuring up to 500 g, this accelerometer is used for shock detection. Available in ±500 g and ±250 g versions, the unit comes in single-axis, dual-axis, and triaxial models. The...

Products : Motion Control
Gearbox

Ondrives.US Corp. (Freeport, NY) has announced a right-angle NEMA gearbox designed to IP65 specifications for use in washdown applications in filling, capping, packaging, and similar machinery. Rated backlash is 30 arc-minutes, with options for 4 or 8 arc-minutes. The NEMA 34 flanged gearbox has 440C stainless steel bearings with seals...

Products : Motion Control
AC Drives

Vacon Plc (Mequon, WI) offers the VACON® 100, VACON® 100 X, and VACON® 20 X AC drives. The VACON 100 is a multi-purpose drive that can be adapted for hundreds of different applications. It features fully graphical multilingual display and extended built-in block programming for drive customization. Features include a Safe Torque Off...

Products : Motion Control
Ball Bearing

Bishop-Wisecarver Corp. (Pittsburg, CA) has announced The Radial Wheel, a single-row, deep-groove ball bearing designed for applications with specified radial loading conditions. The wheel enables reliable motion in environments exposed to debris such as sawdust or grit. The bearings make it possible to convey heavy loads without...

Products : Motion Control
Vibration Control System

Crystal Instruments Corp. (Santa Clara, CA) has introduced the Spider-81, a modular, distributed, scalable vibration control system with centralized DSP architecture and operation via PC, WiFi-enabled PDA, or iPad. It directly integrates time-synchronized Ethernet connectivity with an embedded DSP centralized...

Products : Motion Control
Six-Axis Robot

ABB Robotics (Auburn Hills, MI) has introduced the IRB 120T, a multipurpose 6-axis robot. It is suited for assembly and pick-andplace applications requiring reorientation of the product, commonly found in the food and beverage, consumer packaging, consumer electronics, electrical, and automotive industries. The robot features path...

Products : Motion Control
Servo Drive

The Gold Drum HV 100/800 from Elmo Motion Control (Nashua, NH) is a compact servo drive that delivers up to 100 A and operates up to 800 VDC. The 60-KW, high-performance, wide-bandwidth servo drive is EtherCAT and CANOpen compliant. Set-up and tuning are performed using Elmo Application Studio (EAS) software tools with a...

Products
Product of the Month: the DEWE2 series

Dewetron, Wakefield, RI, has introduced the DEWE2 series of data acquisition platforms with TRION plug-in modules. The modules combine the modularity of PXI with a larger front panel capable of containing 8RJ45 connectors for strain gage sensors, 6 or 8 IEPE sensor connectors, or 4 or 8 isolated...

Techs for License
Nozzles Provide Spray Pattern Consistency

Macrospray® nozzles produce consistent mists at very low pressure. The nozzles have a uniformly distributed droplet size (10–30 μm Sauter Mean Diameter), which provides greater contact between deodorant, for example, and odorcausing particles or dust. Droplet size can be tuned for the degree of dust...

Techs for License
Uni-Body Composite Plastic Chassis Reduces Part Count

A patented, one-piece, fiber-reinforced plastic composite chassis, produced by sheet molding compression, uses a highglass-content vinyl ester composite structural material, toughened with urethane for fatigue and damage tolerance.

NASA Tech Needs
Sterilizable Applicator for Pre-Mixed Liquid Formulation

An organization needs an inexpensive device to deliver a pre-measured amount of liquid evenly to a surface. The applicator is intended for a single use, must be able to be sterilized after final assembly, and needs to hold enough liquid or gel to cover about 1 to 3 square feet of surface...

NASA Tech Needs
Force-Feedback Mechanism

A torque-feedback mechanism must measure force, pressure, and displacement. The hybrid system or multi-part assembly requires haptic, visual, sound, temperature, or vibration feedback instruments. The technology may take the form of either a standalone sensor cube that flashes according to pressure, or a material that...

Who's Who
Marcia Domack and John Wagner, Engineers, NASA Langley Research Center, Hampton, VA

Marcia Domack and John Wagner, engineers in the Advanced Materials and Processing Branch at NASA Langley Research Center, have worked with Boston-based metal fabricator Spincraft, focusing on a one-piece manufacturing process called spin forming. The team used...

Podcasts
Marcia Domack and John Wagner, Engineers, NASA Langley Research Center, Hampton, VA

Marcia Domack and John Wagner, engineers in the Advanced Materials and Processing Branch at NASA Langley Research Center, have worked with Boston-based metal fabricator Spincraft, focusing on a one-piece manufacturing process called spin forming. The team...

Technology Leaders