August 2018

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Briefs: Propulsion
Electrode Design Boosts Supercapacitor Performance

Supercapacitors are rechargeable energy storage devices that deliver more power for their size than similar-sized batteries. They also recharge quickly, and they last for hundreds to thousands of recharging cycles. Today, they are used in hybrid cars’ regenerative braking systems and for other...

Briefs: Electronics & Computers

NASA Ames Research Center has developed an innovative built-in temperature sensing method for micro-heaters. The temperature sensing of chip-based microheaters is conventionally done with...

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Products: Mechanical & Fluid Systems
DC Current Transducers

NK Technologies, San Jose, CA, introduced DT-FD Series DC current transducers that provide a large sensing window and the ability to safely monitor circuits with voltages up to...

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Briefs: Photonics/Optics

Today's glass-based lenses are bulky and resist miniaturization. To address the problem, two different imaging methods — a type of lens designed for nanoscale interaction with lightwaves, and robust...

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Briefs: Aerospace
Information Sharing Protocol VCR (ISPVCR)

The Information Sharing Protocol (ISP) VCR (ISPVCR) is a software program written in Tcl/Tk that provides the capability to record and play back ISP data (telemetry, computations, ground system status, etc.) via Source Independent Telemetry Format (SITF) files. The ISPVCR provides a graphical user...

Application Briefs: Test & Measurement
SAKOR Technologies
Owosso, MI
www.sakor.com

SAKOR Technologies supplied a test system to Southwest Research Institute® (SwRI) to be used to test the...

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Briefs: Sensors/Data Acquisition
Hyperfine Interpolated Range Finding for CW Lidar, Radar, and Sonar Using Repeating Waveforms and Fourier Transform Reordering

NASA's Langley Research Center has developed a novel fine interpolation technique that is useful in signal processing for applications in lidar, sonar, radar, and similar modalities. The interpolation technique uses...

Briefs: Electronics & Computers
Location Awareness Algorithm for Internet of Things Devices

Positioning of wireless devices is centralized, depending on “anchors” with known locations such as cell towers or GPS satellites to communicate directly with each device. As the number of devices increases, anchors must be installed at higher density. Centralized positioning can...

Facility Focus: Manufacturing & Prototyping

The Air Force Research Laboratory (AFRL), headquartered at Wright-Patterson Air Force Base in Ohio, was formed in October 1997 through the consolidation of four former Air Force laboratories and the Air Force...

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Briefs: Electronics & Computers

Liquid metal printing is integral to the flexible electronics field. Additive manufacturing enables fast fabrication of intricate designs and circuitry. The field features...

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Products: Data Acquisition

Pepperl+Fuchs, Twinsburg, OH, introduced the R200 and R201 photoelectric sensors in a design that is suitable for specific mounting situations. Standardized IO-Link connection via smart sensor profiles enables...

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Articles: Motion Control

A new valve concept consists of a solid piston floating in a medium to control a flowstream. Although the conical shape of the seat is a prominent feature of the valve, especially when the concept was...

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Application Briefs: Motion Control

Silphenix GmbH is an engineering and consulting firm in Switzerland specializing in high-speed electrical machines, magnetic bearings, and electromagnetic field analysis. One project focus is compact...

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Briefs: Materials

The unique capabilities of soft robots are to bend, deform, stretch, twist, or squeeze in all the ways that conventional rigid robots cannot. Today, it is easy to envision a world in...

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Application Briefs: Mechanical & Fluid Systems

Worldwide, there are only a handful of manufacturers of electrical actuators for the process industry, and the Vienna, Austria-based company Schiebel Antriebstechnik GmbH is the...

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Articles: Test & Measurement

The ability to automatically extract information from digital images opens many doors for manufacturers striving to cut costs, improve quality, and streamline their processes overall. The primary...

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Briefs: Sensors/Data Acquisition
Ultra-Thin Capacitive Sensor Has the Least Possible Resistance to Motion

A thin and flexible sensor was developed for sensing sounds, since it can move with the airflow made by even the softest noises. With the least possible resistance to motion, the sensor addresses issues with accelerometers, microphones, and many other similar sensors. The...

Articles: Materials

Presented by the Association for Manufacturing Technology (AMT), the International Manufacturing Technology Show (IMTS) has been the premier manufacturing technology show in the Northern Hemisphere. IMTS is held every even...

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Briefs: Mechanical & Fluid Systems

In the early years of manned flight, wing warping was used for lateral control of an aircraft. This technique consisted of a system of pulleys and cables used to twist the trailing edges of the wings in...

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Briefs: Materials

Resistance welding with direct current (DC) using inverter technology reduces costs by improving quality, reducing maintenance, and increasing productivity. Switching from...

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Briefs: Robotics, Automation & Control

Today's crop breeders are trying to boost yields while preparing plants to withstand severe weather and changing climates. To succeed, they must locate the genes for high-yielding, hardy traits in crop...

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Briefs: Mechanical & Fluid Systems
Hydraulic-Based Spherical Robot

Current spherical robots rely upon rotating mechanical weights inside the sphere to change the center of gravity of the sphere, causing the robot to roll. The use of rotating mechanical weights is not optimal due to the reliance upon moving parts, which can present burdensome maintenance issues. It would be...

Products: Sensors/Data Acquisition
Servo Controller IC

TRINAMIC Motion Control (Hamburg, Germany) announced the TMC-4671 fully integrated servo controller IC that provides field-oriented control for BLDC/PMSM and 2-phase stepper motors, as well as DC...

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Briefs: Electronics & Computers

There are applications that require multiple electric machine drives, such as electric or hybrid electric vehicles, where there is a main traction motor and one or more accessory...

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Briefs: Electronics & Computers

Wind and solar energy generation creates challenges, since the Sun only shines by day, and sometimes the wind doesn't blow. Another variability is surges of demand on the grid. On a hot...

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Briefs: Communications

Researchers at NASA's Marshall Space Flight Center have devised a method for the creation of crystal-free non-oxide optical fiber preforms. Non-oxide fiber optics are extensively used in...

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Briefs: Sensors/Data Acquisition
Power Outlet Analyzes Electrical Current Usage

Electrical interruptions, or “nuisance trips,” occur when a detector installed behind the wall trips an outlet's electrical circuit when it senses something that could be an arc-fault — a potentially dangerous spark in the electric line. The problem with today's arc-fault detectors is that...

Articles: RF & Microwave Electronics

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that innovation.

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Briefs: Materials

Marine-grade stainless steel is valued for its performance under corrosive environments, and for its high ductility — the ability to bend without breaking under stress. But conventional...

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Briefs: Materials

When Navy SEALs carry out dives in Arctic waters, or when rescue teams are diving under ice-covered rivers or ponds, the survival time even in the best wetsuits is very limited — as...

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Briefs: Materials
Thermally Conductive Crystals Dissipate Electronics Heat

The inner workings of high-power electronic devices must remain cool to operate reliably. High internal temperatures can make programs run slower, freeze, or shut down. To address this issue, researchers have optimized the crystal-growing process of boron arsenide — a material that has...

Briefs: Software
Simulation Technique Models Material-Aging Process

The nation's aging infrastructure requires massive investment. Imagine if engineers could build structures with materials that do not degrade over time. A simulation technique was developed that could help engineers do just that.

Briefs: Materials
Ultra-Low Power Consumption for Data Recording

New phase change material was developed that has electrical characteristics that behave differently than those of conventional materials. This new material provides a drastic reduction in power consumption for data recording in nonvolatile random access memory (RAM).

Briefs: Electronics & Computers
Microcontroller Altimeter (uCA)

Traditional altitude switch designs for harsh environments are mechanical in nature and operate by means of an inflatable bladder or bellows that mechanically depresses a pushbutton switch. The altitude trip point is set by mechanically adjusting the distance of the switch to the bellows. The mechanical action of...

5 Ws: Defense
Who

PHADE could be used by government agencies to enhance public safety; for example, the government can deploy cameras in high-crime or high-accident areas, and warn specific users about potential...

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Briefs: Medical

Currently, concussion is measured by the symptoms someone experiences, but it is difficult to know what is happening in the brain in any one person. To address this problem, a portable brain imaging system was...

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Briefs: Energy

Lithium-metal batteries — which can hold up to ten times more charge than lithium-ion batteries — haven't been commercialized because of a fatal flaw: as the batteries charge and...

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Briefs: Test & Measurement

The most common methods for glucose self-testing involve monitoring glucose levels in blood. These conventional measurements are not suitable for preventing hypoglycemia during exercise. The...

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Articles: Imaging

After earning his doctorate, Debashish Roy set about creating a business from the biological imaging device he'd helped invent as a graduate student. The system held promise...

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Briefs: Nanotechnology

Silver nanowires have drawn significant interest in recent years for use in many applications ranging from prosthetic devices to wearable health sensors due to their flexibility,...

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Briefs: Software
Modification of SURFICE Code

As part of the continued thermal support for the Space Launch System (SLS) program, MSFC is constantly developing or modifying software tools to aid in analytical efforts to solve thermal issues and problems posed by the project. In some cases, existing software used by previous heritage programs provides an...

Briefs: Medical

An effective, non-invasive way of monitoring blood glucose could help both diabetics and those at risk of developing diabetes make the right choices to either manage the disease well, or reduce their...

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Briefs: Electronics & Computers

Researchers have observed waves of atomic rearrangements, known as phasons, propagating supersonically through a vibrating crystal lattice — a discovery that may dramatically...

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Briefs: Manufacturing & Prototyping
Hardface Coating Systems for Wear and Corrosion Resistance

Metal alloys, such as titanium alloys and steels, are known to have a good combination of mechanical properties for many structural applications, but these metal alloys do not meet the wear and corrosion resistance requirements for some structural applications. Titanium alloys, for...

Articles: Communications

By 2028, virtually all major sensing and feedback systems benefiting from continuous monitoring will connect to devices currently known as the Internet of Things (IoT). As that...

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Briefs: Electronics & Computers

An increase in computing performance has been achieved by squeezing ever more transistors into a tighter space on microchips. This downsizing has also meant packing the wiring within...

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Briefs: Software
Comprehensive Software Simulation on Ground Special Power at Kennedy Space Center

As the number of channels, or operative sites, increases in present and future ground special power (GSP) development efforts, the amount of hardware required to test development codes becomes substantially expensive. By simulating/emulating the hardware, code...

Briefs: Electronics & Computers

A method was developed for printing 3D structures composed entirely of liquids. Using a modified 3D printer, threads of water were injected into silicone oil, sculpting tubes made of one liquid within...

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Briefs: Materials
Linear Resonators Make Electronics More Resistant to Damage and Defects

Mobile phones, tablets, and other portable devices are prone to failure caused by small defects in their complex electronics that can result from regular use. An innovation provides robust protection against circuitry damage that affects signal transmission.

Briefs: Electronics & Computers

Adhesives used for common pain-relieving bandages often do not stick properly when attached to places that encounter large, inhomogenous bending motion, like elbows and knees. To...

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Products: Test & Measurement
Cable Carrier

igus, East Providence, RI, offers the E4.1L general-purpose energy chain (e-chain) cable carrier with high dynamics that includes a honeycomb strain relief block. It also includes separators...

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Briefs: Electronics & Computers

Spintronic devices promise to solve major problems in today's computers, which use massive amounts of electricity to generate heat. This requires expending even more energy for cooling. By contrast, spintronic...

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NASA Spinoff: Green Design & Manufacturing

Spinoff is NASA's annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and services in the fields of health...

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Q&A: Manufacturing & Prototyping

Researchers in Carnegie Mellon University's College of Engineering have developed a novel approach to optimizing soft-material 3D printing. The Expert-Guided...

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Technology Leaders: Electronics & Computers

Photovoltaic systems are continually evolving to improve their efficiency and financial viability. One trend is to move to larger strings of cells giving higher dc voltages to be...

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Briefs: Energy

A small voltaic cell was developed that is sustained by the acidic fluids in the stomach. The system can generate enough power to run small sensors or drug delivery devices that can reside in the...

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Briefs: Materials
Water-Repellent Nanotextures Possess Anti-Fogging Capability

Some insect bodies have evolved the ability to repel water and oil, adhere to different surfaces, and eliminate light reflections. Scientists have been studying the physical mechanisms underlying these properties found in nature and mimicking them to design materials for use in...

Application Briefs: Test & Measurement
Collier Research Corporation
Newport News, VA
www.hypersizer.com

With the go-ahead from NASA for a first mission to the International Space Station (ISS), the Sierra...

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Briefs: Manufacturing & Prototyping

NASA Marshall Space Flight Center has developed a numerically controlled grinding tool that eliminates undesirable periodic variations in surface contours in optical and other surfaces — such as mid-spatial...

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Briefs: Electronics & Computers

A new chemical composite could be used to store heat from the Sun during the day in a thermal battery, and release the heat when needed. A common approach to thermal storage is to use...

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Blog: Transportation
Automated vehicles – fleets of them – may soon change the way we travel through cities. "How soon?" asks a reader.
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Blog: Materials
Georgia Tech researchers have created a sustainable plastic packaging material, using two ingredients you might not expect in a snack machine: crab shells and tree fibers.
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Question of the Week: Transportation
Will Cities be Ready for Autonomous Vehicle Fleets?

Autonomous vehicle fleets are on the way, according to Chris Heiser, co-founder and CEO of Renovo, a California-based manufacturer of automotive operating systems.

Blog: Sensors/Data Acquisition
A reader asks: “If autonomous vehicles are too expensive for an individual to own, how is the cost per mile so low to hail one?”
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INSIDER: Electronics & Computers

Transistors, the tiny switches that form the bedrock of modern computing—billions of them — route electrical signals around inside the circuitry of our...

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INSIDER: Energy

By integrating the design of antenna and electronics, researchers have boosted the energy and spectrum efficiency for a new class of millimeter wave transmitters,...

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INSIDER: Electronics & Computers

Replacing traditional computer chip components with light-based counterparts will eventually make electronic devices faster due to the wide bandwidth of light. Because...

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INSIDER: Semiconductors & ICs

UCLA scientists and engineers have developed a new process for assembling semiconductor devices. The advance could lead to much more...

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Question of the Week: Automotive
Are Robo-Fleets 'Very Economically Viable?'

Robo-taxi fleets are on the way, according to Chris Heiser, co-founder and CEO of Renovo, a California-based manufacturer of automotive operating systems.

Blog: Sensors/Data Acquisition
Instead of attaching semiconductors to fabric, an MIT team has found a way to add the technology right into the fiber themselves.
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Podcasts: Mechanical & Fluid Systems
In this episode of “Here’s an Idea," we look at how vineyard owners, distillers, and brewers are finding small ways to innovate and make better beer, wine, and spirits.
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Blog: Sensors/Data Acquisition

Cornell researchers have discovered a novel – and delicious – way to power simple robots: Popcorn.

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Blog: Software

Simulation is a helpful go-to tool for assessing risk, but what if the event being simulated is an avalanche – a complex event with countless parameters and physical...

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Blog: Transportation
A reader asks our expert: As autonomous vehicles enter the market, where are the weak spots in simulation?
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Question of the Week: Materials
A New ‘Moore's Law' for Smart Fabrics?

Instead of attaching semiconductors to fabric, an MIT team has found a way to add the technology right into the clothing fiber itself.

Blog: Manufacturing & Prototyping
Researcher Nikhil Gupta tells Tech Briefs why "exploding" a QR code inside a 3D-printed part makes counterfeiting practically impossible.
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Question of the Week: Motion Control
Can Popcorn Power Robots?

In last week's INSIDER, we featured a Q&A with Cornell University researcher Steven Ceron, who is experimenting with a new way — and delicious — way of powering robots: Popcorn.

INSIDER: Motion Control

A thin layer of conducting thermoplastic, applied to common paper with an inexpensive 3D printer or even painted by hand, serves as a low-cost, reversible actuator. When an...

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INSIDER: Motion Control

A cageless bearing with rolling separator elements was developed for applications including portable medical devices, toys, and robotic applications with medium force requirements. The normal...

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News: Medical
For social robots to become commonplace in clinical settings, engineers will need to build both technology improvements as well something slightly more complicated: Trust.
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Blog: Manufacturing & Prototyping
Many manufacturers are relying on vision system integrators to implement machine vision. Our expert tells a reader how to find the right one for you.
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Question of the Week: Robotics, Automation & Control
Will Social Robots Enter the Consumer Market?

In today's lead story, neuroscientist Dr. Philipp Kellmeyer told Tech Briefs:

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