Sensors & Test

Test & Measurement

Learn what's trending in test, measurement, and monitoring technologies. Explore the latest products, applications, and technical briefs covering advanced measuring instruments, monitoring systems, devices, and instrumentation.

An advanced, highly compact thermal camera that traces its heritage to one now flying on NASA's Landsat 8 has been mounted in a corner of NASA's...

Application Briefs: Photonics/Optics
Ray Optics Simulation of Inertial Navigation Systems

Attitude detection is a crucial element in aircraft and spacecraft navigation. The motion of an aircraft consists of a translational component (motion of its center of mass with respect to...

In order to make ultrafast pulses accessible to the broadest possible field of applications, Coherent has been implementing a comprehensive program of design methodologies, materials...

Rivers Ingersoll spoke with Tech Briefs about why it is so important to have an up-close understanding of the hummingbird and nectar bat.
Question of the Week: Test & Measurement
Are You Currently Using Mechanical Test Equipment to Measure Strain?

One way to measure strain and deformation in a material is through digital image correlation and non-contact sensors. Next week, in a live webinar presentation, speakers from Trilion Quality Systems and MTS Systems Corp. will review how customers have used their imaging and...

Products: Sensors/Data Acquisition
New Products: October 2018 Motion Design
Multi-Voltage Motors

Simotics SD Pro low-voltage motors from Siemens (Munich, Germany) are suited for mains-fed operation or with a converter for voltages up to 690 volts. There is generally...

A team led by UCSD has built a stretchable electronic patch that can be worn on the skin like a bandage and used to wirelessly monitor a variety of physical and electrical...

Temperature Transmitters

The Sitrans TH320/420 and TR320/420 WirelessHART (Highway Addressable Remote Transducer Protocol) temperature transmitters from Siemens, Erlangen, Germany, are available for...

Briefs: Test & Measurement
Power Line Detection System for Unmanned Aircraft Systems

Electrical power lines pose a serious crash hazard to helicopters and other air-based vehicles, especially small aerial vehicles such as unmanned aircraft systems (UAS). This is because power lines are so widespread, hard to see, and strung at roughly the same height above the ground at...

For six decades, NASA has led the peaceful exploration of space, making discoveries about our planet, our solar system, and our universe. At home, NASA research has made great advances in aviation,...

Briefs: Photonics/Optics
Configuration Enables RFID Tags to Work as Sensors

The detection and localization of gas releases, such as methane from leaking natural gas pipelines or nitrogen oxides from failing electrical equipment, require high sensitivity to the target gas and insensitivity to non-target gases. Infrared (IR) absorption spectroscopy gives highly specific...

NASA's Marshall Space Flight Center is offering opportunities for its new fiber optic mass flow sensor system. Capable of measuring multi-phase flows in a pipe, the technology is minimally invasive,...

Facility Focus: Electronics & Computers
Facility Focus: Idaho National Laboratory

In 1951, the first nuclear reactor in Idaho was built, starting a legacy at what is now Idaho National Laboratory (INL). INL is the site where 52 pioneering nuclear reactors were designed and...

Articles: Aerospace
NASA at 60: Celebrating Success

Over the past 60 years, NASA scientists and engineers have developed many advanced technologies and processes. But NASA has also partnered with industry, using commercially available products to complete its missions. Here, some of those companies join NASA in celebrating these collaborative successes.

The benefits of NASA's space exploration efforts are not limited to the cosmos. NASA technologies provide innovative solutions for people around the world. NASA missions have generated thousands of spinoffs...

As the demand for air transportation increases, the capacity of the current U.S. ATM system will eventually be stressed to its limits. New technologies in communication, navigation, and surveillance (CNS),...

Optical fibers have been traditionally produced by making a cylindrical object called a preform — essentially, a scaled-up model of the fiber — and then heating it. Softened...

Briefs: Sensors/Data Acquisition
Hybrid Silicone-Fabric Sensor for Wearable Robots

Wearable technologies are exploding in popularity in both the consumer and research spaces, but most of the electronic sensors that detect and transmit data from wearables are made of hard,...

Is there more to the "Internet of Medical Things" than just data gathering? A reader asks our experts.

It’s common, especially in the aerospace industry, for parts that are fracture critical to be Liquid Penetrant Inspected (LPI) prior to installation. Also known as Dye Penetrant...

NASA's Lindley Johnson explains how the exciting business of asteroid detection does have its moments that are “like any other office job.”
Podcasts: Sensors/Data Acquisition
Here's an Idea: Vibration Communication
The haptics field is wide open, and researchers are finding new and exciting ways to send a message through touch.
Blog: Robotics, Automation & Control
NASA’s Curiosity Rover Finds a New Way to Drill Down
A NASA researcher spoke with Tech Briefs about the importance of the Curiosity rover's latest find on Mars.
News: Sensors/Data Acquisition
Air Quality Sleuths: Salt Lake's Light Rail Trains

The light rail network in the Salt Lake City area already does a lot to improve air quality. Its three lines move more than 67,000 people a day along 45 miles of track, saving countless car trips and sparing the air tons upon tons of petroleum-powered pollutants.

News: Test & Measurement
Fleet of Aerial, Surface, and Underwater Robots Map Ocean Front

Using multiple autonomous vehicles simultaneously, an interdisciplinary team of scientists and engineers returns to the U.S. after exploring the North Pacific Subtropical front – a sharp boundary where cold fresh waters from the north meet warm salty waters from the south. The...

If you want to get the greatest benefit from a beam of light—whether to detect a distant planet or to remedy an aberration in the human eye—you need to be able to measure it. Well, a...

Briefs: Green Design & Manufacturing
Nano/Micro Mechanical Environmental Test Cell

A device and method have been developed to conduct compression and tensile tests on soft materials such as flocculated sediments, biopolymers, biological materials, and food stuffs. The device...

Briefs: Sensors/Data Acquisition
Microtesting Rig

The measurement of mechanical behavior in very small samples whose dimensions are on the order of microns and below can offer advantages over conventional macroscopic testing in many instances. Motivations for investigating...

The objective of this effort was to design, fabricate, integrate, and fly a nuclear thermal rocket without having to build massive ground test facilities. Furthermore, this nuclear rocket...

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