Briefs: Sensors/Data Acquisition

Gas sensors are usually engineered to detect a specific molecule in one of many potential categories: toxic gases, combustible gases, and VOCs. A number of technologies, such as infrared,...

Briefs: Sensors/Data Acquisition
Occupancy Sensing Using Wi-Fi Routers

In 2015, commercial and residential buildings accounted for 40% of the energy consumption in the United States according to the U.S. Energy Information Administration. As the owners of these buildings seek to decrease costs and reduce energy consumption they have begun to adopt building energy management...

Briefs: Sensors/Data Acquisition

The Sensor Suitcase is a portable case that contains easy-to-use sensors and other equipment that make it possible for anyone to identify energy-saving opportunities in...

Application Briefs: Sensors/Data Acquisition

Thanks to advances in biomedical engineering, the use of robotic systems in surgery has become increasingly common. A clear challenge in robotic surgery, however, is the lack of haptic technology — there...

Briefs: Sensors/Data Acquisition

Water utilities have a Goldilocks problem: If they don't add enough chlorine, nasty bacteria that cause typhoid and cholera survive the purification process. Too much chlorine produces disinfection...

Briefs: Sensors/Data Acquisition

Induced seismicity is earthquake activity that occurs because of changes in subsurface stress brought about by human activity. Using geology,...

Articles: Sensors/Data Acquisition

The Industrial Internet of Things is predicated on large-scale, distributed sensor/control networks that can run unattended for months to years with very low power consumption. The characteristic...

Briefs: Sensors/Data Acquisition

Scientists have demonstrated a new way to detect buried and submerged mines. Data is collected by sensors aboard an unmanned aerial vehicle (UAV). The information can then be used to create images to display locations...

Briefs: Sensors/Data Acquisition

Electrical engineers at Duke University have invented an inexpensive printed sensor that can monitor the tread of car tires in real time, warning drivers when the rubber meeting the road has...

Briefs: Mechanical & Fluid Systems

Aspacecraft thermal control system must keep the vehicle, avionics, and atmosphere (if crewed) within a defined temperature range. Water coolant loops are typically used to transport...

Briefs: Mechanical & Fluid Systems
Low-Power, Lightweight, Ultra-Compact Reverse Water Gas Shift Reactor

Utilizing CO2 to produce H2O and O2 is critical for sustained manned missions in space, and supports both NASA’s cabin Atmosphere Revitalization System (ARS) and ln-situ Resource Utilization (ISRU) concepts. For long-term missions beyond low...

Application Briefs: Imaging
HEIDENHAIN Corporation
Schaumburg, IL
www.heidenhain.com

Scientists know surprisingly little about what happens on the Sun. Solar researchers want to change this with...

Briefs: Software
Software Suite for Identifying Suspicious Individuals

It can be very useful to know about activities among individuals; for example, which individuals are associated with other individuals? When two or more individuals get together, is there an intended purpose? Who are the leaders or important individuals of a group? What is the organizational...

Briefs: Mechanical & Fluid Systems

An airlock used in space can provide the ability to leave a pressurized volume and enter free space. This is necessary to perform maintenance or make repairs to the pressurized volume or visiting spacecraft,...

Briefs: Electronics & Computers

Printed electronics must be heated to melt all the nanoparticles together into a single conductive wire, making it impossible to print circuits on inexpensive plastics or paper. A...

Briefs: Test & Measurement

An arson investigation typically requires collecting one or two liters of ashes and debris from various locations within a fire scene in metal cans similar to those used for paint, and...

Briefs: Software

The Automated Impacts Routing (AIR) software is advanced route finding technology for air and ground vehicles. The software provides users the ability to find optimized paths through...

Briefs: Software
Automated Transfer Function Generator

When designing or analyzing electrical systems, it is important to understand the relationship between input and output. Power conversion occurs in a “black box,” and transfer functions can be used to provide a better understanding of the processes occurring in this black box. Although they provide a...

Briefs: Materials

Researchers have made ultralight, highly porous, compressible, and heat-resistant sponge-like materials from nanoscale ceramic fibers. The highly deformable material...

Briefs: Test & Measurement
Overspeed Protection for Turbine Flowmeters in Cryogenic Applications

Flowmeters for cryogenic applications often fail in service. Turbine flowmeters in particular fail due to very high speeds encountered during chill-down operations. Very cold, very high-velocity gas causes the turbine to spin uncontrollably, which quickly degrades bearings....

Briefs: Electronics & Computers
Electrically Conducting Nanoscale Sheets for Reconfigurable Electronics

Almost all aspects of modern life, such as communications and healthcare, depend on microelectronic devices. The demand for more powerful, smaller technology keeps growing, meaning that the tiniest devices are now composed of just a few atoms. One way to solve the problem of...

Briefs: Propulsion
Wireless Ultrasonic Inspection Propulsion System

During inspection of pressure vessels and other large structures, an industry-accepted fixture is used to hold the search unit a predetermined distance from the area of interest under inspection. This fixture is then moved manually around the area of interest so that data can be collected and...

Briefs: Propulsion

Putting a satellite into low Earth orbit requires a lot of energy, with ground-launched rockets expending two-thirds of their propellant fighting to get...

Articles: Materials

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...

Briefs: Test & Measurement
Handheld Device with Reagents for Detection and Diagnostics

The high risk associated with biological threat agents determines that any suspicious sample be handled under strict surety and safety controls, and processed under high-level containment in specialized laboratories. These specialized facilities are complex, very expensive to operate,...

Articles: Sensors/Data Acquisition

The terms Industry 4.0, Big Data, the Internet of Things, and the Digital Factory are being pitched around like a rugby ball, and almost always with a decided lack of clear definition. Let’s...

Briefs: Nanotechnology
Carbon Nanotube Purification

Development of carbon nanotubes (CNTs), including single-wall and multi-wall nanotubes and nanofibers, into useful devices requires fabrication of CNTs that are relatively free from process residues such as amorphous carbon and metallic particles that are not part of a CNT array grown on a (coated) substrate....

Briefs: Mechanical & Fluid Systems

Asealing device was developed that acts as a high-temperature shutoff valve for pipes and ducts. The device is an annular ring that can be slipped over the outside of the pipe (or built into a flanged...

Briefs: Software
Python Interface to Dual-Pol Radar Algorithms (DualPol)

This object-oriented Python module facilitates precipitation retrievals (e.g., hydrometeor type, precipitation rate, precipitation mass, particle size distribution) from polarimetric radar data. It leverages existing open-source radar software packages to perform all-in-one retrievals that...

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