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.

Scientists have developed a high‑resolution magnetic line camera to measure magnetic fields in real time. Field lines in magnetic systems such as generators or motors that are...

In football, a tackle can supply 100 Gs of force or more, well above the amount that can cause a concussion and more than 10 times the force of an F‑16 jet roll maneuver. University of...

News: Green Design & Manufacturing
Space-Based Instrument Monitors Plant Health

A new space‑based instrument to study how effectively plants use water is being developed at NASA's Jet Propulsion Laboratory. The ECOsystem Spaceborne Thermal Radiometer Experiment on Space...

News: Test & Measurement
Harness-Mounted Computer Improves Communication Between Dogs and Humans

North Carolina State University researchers have developed a suite of technologies that can be used to enhance communication between dogs and humans. The communication tool enables applications in search-and-rescue operations and pet training.

“We’ve developed a...

Wichita State University’s National Institute for Aviation Research recently opened a new ballistics and impact dynamics research lab in the former Britt Brown Arena at the Kansas...

Because of the difficulty of monitoring turbine engines in operation, most manufacturers test turbine blades either after flight or rely on simulated tests to give them the...

Nine Delta Air Lines commercial aircraft flying regular routes are carrying sensors that monitor their structural health along with their routine maintenance. These flight tests...

News: Test & Measurement
NASA to Launch Soil Moisture Mapper

A NASA spacecraft designed to track Earth's water in one of its most important, but least recognized forms — soil moisture — now is at Vandenberg Air Force Base, California, to begin final preparations for launch in January.

The Soil Moisture Active Passive (SMAP) spacecraft arrived Wednesday at its...

Imagine a world in which your wristwatch or other wearable device communicates directly with your online profiles, storing information about your daily activities where you can best...

Electronic devices with unprecedented efficiency and data storage may someday run on ferroelectrics — remarkable materials that use built-in electric polarizations to read...

News: Imaging
Automated Imaging System Analyzes Underground Root Systems

Researchers from the Georgia Institute of Technology and Penn State University have developed an automated imaging technique for measuring and analyzing the root systems of mature plants. The technique, believed to be the first of its kind, uses advanced computer technology to analyze...

The Megacities Carbon Project is an international, multi-agency pilot initiative to develop and test ways to monitor greenhouse gas emissions in megacities:...

Objects in space tend to spin in a way that's totally different from the way they spin on Earth. Understanding how objects are spinning, where their centers of mass are,...

If joints do no longer work as usual, humans tend to compensate this by unconsciously adapting their motions. In the case of knee arthrosis, or excessive joint wear, they shift the weight to the...

News: Manufacturing & Prototyping
3D Printer Heads to International Space Station

The first 3D printer is soon to fly into Earth orbit, finding a home aboard the International Space Station (ISS). The size of a small microwave, the unit is called Portal. The hardware serves as a testbed for evaluating how well 3D printing and the microgravity of space combine. The soon-to-fly 3D...

Very few industries are as affected by strict test standards as the automotive sector. Nearly every automobile component (engine parts, accelerators, clutches,...

Briefs: Physical Sciences
Photogrammetric Recession Measurement

The testing of materials that ablate as a design function requires detailed time history of the ablation process. The rate at which the surface recedes during testing is a critically important measure of the performance of thermal protection system (TPS) materials like heat shields for aerospace vehicles....

Briefs: Physical Sciences
Tissue-Equivalent Radiation Dosimeteron-a-Chip with Plastic Scintillation Material

The complexity of spaceflight design requires reliable, fault-tolerant equipment capable of providing real-time dosimetry during a mission, which is not feasible with existing thermoluminescent dosimeter (TLD) technology. Real-time monitoring is important for...

Briefs: Test & Measurement
Measurement of Cryogenic Fluid Level with Laser Propagation and Surface Floor Reflection

The risks associated with introducing new hardware and methods into an operational environment have in part prohibited cryogen level measurement technology from advancing. In prior art, measurements have been made with invasive probes immersed in the...

Briefs: Physical Sciences
Video Acuity Measurement System

There is a widely acknowledged need for metrics to quantify the performance of video systems. Existing metrics are either difficult to measure or are largely theoretical. They do not reflect the full range of effects to which video may be subject, or do not relate easily to video performance in real-world tasks....

Briefs: Physical Sciences
Heat-Flow Probe Design and Development

The lunar regolith exhibits extremely low conductivity. Penetrating the regolith presents problems if the geo-technical properties of the regolith are not well understood and accounted for.

Researchers have engineered a high-precision modular inspection system that can be adapted on a customer-specific basis and integrated into the production process. Before a...

NASA announced recently that laser technology originally developed at Los Alamos National Laboratory has been selected for its new Mars mission in 2020. SuperCam, which builds upon the...

Engineers are preparing to test parts of NASA's Space Launch System (SLS) rocket that will send humans to space. They installed an RS-25 engine on the A-1 Test Stand at Stennis Space...

NASA Armstrong Flight Research Center’s Flight Loads Laboratory completed structural evaluations on a modified Gulfstream G-III aircraft that will serve as a test bed for the Adaptive...

Modern oscilloscopes come equipped with a host of different attributes, and many vendors tout their latest additions as “must have” features. With so many...

News: Aerospace
Astronauts to Test Free-Flying Robotic 'Smart SPHERES'

Three bowling ball-size free-flying Synchronized Position Hold, Engage, Reorient, Experimental Satellites (SPHERES) have been flying inside the International Space Station since 2006. These satellites provide a test bed for development and research, each having its own power, propulsion,...

News: Robotics, Automation & Control
Hurricane-Tracking Unmanned Systems Win NASA Challenge

NASA has selected three winning designs solicited to address the technological limitations of the uncrewed aerial systems (UAS) currently used to track and collect data on hurricanes....

Two of Georgia Tech's software-defined, electronically reconfigurable Agile Aperture Antennas (A3) were demonstrated in an aircraft during flight tests. The low-power...

Trending Stories

INSIDER: Robotics, Automation & Control

Human-Like Hands with Flexible, Hybrid Actuators

Articles: Test & Measurement

Mars 2020 – The Science of Mars 2020

Articles: Robotics, Automation & Control

Mars 2020 – Getting to Mars

Briefs: Electronics & Computers

Focal-Plane Arrays of Quantum-Dot Infrared Photodetectors

INSIDER: Electronics & Computers

Solid State Batteries With Ten Times More Current Density

Articles: Sensors/Data Acquisition

Mars 2020 – The Anatomy of Perseverance

Videos