Test & Measurement

Measuring Instruments

Explore a range of technical briefs and articles digging deep into advanced measuring instruments and devices. Find the latest developments that design engineers are using to meet their design challenges.

Stories

Articles: Test & Measurement

Spectroscopy Using an Optical Microscope

With an optical microscope, spectra can be acquired from a sample area smaller than a micron.

Application Briefs: Imaging

Monitoring Additive Manufacturing with an Optical Microphone

Learn about a membrane-free, broadband microphone for the highest ultrasound frequencies.

Products: Photonics/Optics

New Products

Automotive camera monitors, curved CMOS sensors, fiber lasers, and more.

Articles: Software

Mapping Performance Variations to See How Lithium-Metal Batteries Fail

Brookhaven National Laboratory scientists have identified the primary cause of failure in a state-of-the-art lithium-metal battery.

Special Reports: Software

Test & Measurement - September 2021

An automated CT system “sees” deep inside electronics to spot hidden defects...a NASA moon mission spinoff now monitors forest fire emissions...a novel way to test bonded structures in critical aerospace...

Briefs: Sensors/Data Acquisition

Chemistry Approach for More Robust Soft Electronics

The approach could lead to more flexible health monitors, wearable devices, sensors, optical communication systems, and soft robotics.

Briefs: AR/AI

Standard Digital Camera and AI to Monitor Soil Moisture

Researchers are using a standard RGB digital camera to accurately monitor soil moisture.

Articles: Test & Measurement

An Immersive Solution for Thermally Safer EV Batteries

An R&D project indirectly leads to potentially greater power density, EV range, and battery life.

Application Briefs: Sensors/Data Acquisition

Data Recorders Aid Earth Dust Mission

The Earth Imaging Spectrometer instrument is heading to the International Space Station (ISS) in 2022.

NASA Spinoff: Test & Measurement

Measuring Moon Dust to Fight Air Pollution

NASA’s need to contain hazardous lunar dust led to technology that senses other pollutants.

Products: Imaging

New on the Market: July 2021

Temperature transmitters, robotic tool changers, epoxy adhesives, and more.

Briefs: Data Acquisition

Generation of Polystyrene Latex Spheres with Incorporated Fluorescent Dyes

Microspheres are used in wind tunnel experiments to monitor airflow, to stain biological samples, and in time-delayed drug release.

Briefs: Unmanned Systems

High-Altitude Unmanned Aerial Vehicle (UAV) for Monitoring Meteorological Parameters

The system uses infrasonic acoustics for weather monitoring and for drone or UAV activity.

Briefs: Software

GPS-Enhanced Onboard Navigation System (GEONS)

The open-architecture flight software package provides solutions for onboard orbit determination.

Briefs: Materials

System for In-Situ Defect Detection in Composites During Cure

This system enhances processing via real-time, non-destructive defect tracking.

Question of the Week: Test & Measurement

Will Mobile Radar Replace the Stethoscope?

Our June issue of Tech Briefs highlighted a radar system that enables touch-free monitoring of heart sounds. A significant advantage offered by radar, according to the system’s inventors, is the fact that the values are recorded digitally and are thus not subjective, allowing human error to be...

INSIDER: Photonics/Optics

“Agricomb” Measures Multiple Gas Emissions From ... Cows

After the optical frequency comb made its debut as a ruler for light, spinoffs followed, including the “astrocomb” to measure starlight and a radar-like comb system to detect...

Special Reports: Imaging

Smart Factory/IIoT - June 2021

Factories are getting "smarter" and more automated by the day, thanks to advances in AI, connectivity, controls, and sensors. In this compendium of recent articles from the editors of Tech Briefs and Sensor...

Articles: Sensors/Data Acquisition

Automated X-Ray Inspection

Faster inline CT inspections makes it possible to inspect far greater numbers of circuit boards.

Products: Semiconductors & ICs

New Products

High-precision medical sensors, battery-cell mappers, signal conditioners, and more.

Technology Leaders: Energy

Smart Batteries Include Force and Pressure Sensing

Ultra-thin piezoresistive sensors can be used in both R&D and as embedded components to develop safer, longer-lasting lithium-ion battery technologies.