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.

Briefs : Sensors/Data Acquisition
Spotting Minute Amounts of Disease in the Bloodstream
Spotting Minute Amounts of Disease in the Bloodstream

The difficulty in spotting minute amounts of disease circulating in the bloodstream has proven a stumbling block in the detection and treatment of cancers that advance stealthily with few...

Spotting Minute Amounts of Disease in the Bloodstream
Articles : Test & Measurement
Products of Tomorrow: June 2019
Products of Tomorrow: June 2019

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...

Products of Tomorrow: June 2019
Products : Electronics & Computers
New on the Market: June 2019
New on the Market: June 2019

Code Generator

dSPACE, Wixom, MI, offers Version 4.4 of TargetLink code generator software that features controller modeling with MATLAB® code from MathWorks. It describes algorithms and...

New on the Market: June 2019
Briefs : Photonics/Optics
Systems and Methods for Correcting Optical Reflectance Measurements

Optical spectroscopy can be used to determine the concentration of chemical species in samples. The amount of light absorbed by a particular chemical species is often linearly related to its concentration through Beer’s Law. For nontransparent materials such as powders,...

Briefs : Test & Measurement
Non-Destructive Evaluation (NDE) of Structures Using Transient and Lock-in Thermography
Non-Destructive Evaluation (NDE) of Structures Using Transient and Lock-in Thermography

Researchers at NASA’s Johnson Space Center improved their Flash Thermography capabilities by incorporating transient and lock-in thermography. By...

Non-Destructive Evaluation (NDE) of Structures Using Transient and Lock-in Thermography
Briefs : Manufacturing & Prototyping
Safety Analysis: The Key to a Single-Pass ISO26262 Random Fault Workflow
Safety Analysis: The Key to a Single-Pass ISO26262 Random Fault Workflow

Advanced driver-assistance systems and autonomous drive technologies increase the complexity of automotive integrated circuits (ICs), making it harder to ensure that...

Safety Analysis: The Key to a Single-Pass ISO26262 Random Fault Workflow
Q&A : Test & Measurement
Q&A: 3D-Printed Hydrogel Blocks Can Aid Robotics and Diagnostics

Ian Y. Wong, Ph.D., is Assistant Professor of Engineering, Molecular Pharmacology, Physiology and Biotechnology at Brown University in Providence, RI. He and colleagues have developed a new type of hydrogel blocks that can be assembled like LEGO®s.

Facility Focus : Aerospace
Facility Focus: U.S. Army Aeromedical Research Laboratory
Facility Focus: U.S. Army Aeromedical Research Laboratory

In October 1962, the U.S. Army Aeromedical Research Unit was established with a goal of providing specialized medical and physiological support to help close the gap between Army...

Facility Focus: U.S. Army Aeromedical Research Laboratory
Briefs : Test & Measurement
Full-Spectrum Infrasonic Stethoscope for Screening Heart, Carotid Artery, and Lung-Related Diseases
Full-Spectrum Infrasonic Stethoscope for Screening Heart, Carotid Artery, and Lung-Related Diseases

Microphones and stethoscopes are regularly used by physicians to detect sounds when monitoring physiological conditions. These monitors are...

Full-Spectrum Infrasonic Stethoscope for Screening Heart, Carotid Artery, and Lung-Related Diseases
Application Briefs : Mechanical & Fluid Systems
When You Need a Machine for Breathing, You’d Better Have Accurate Sensors
When You Need a Machine for Breathing, You’d Better Have Accurate Sensors

Medical ventilation technology has come far since the original iron lung was first used more than 90 years ago. Using negative pressure to ventilate, the patient was...

When You Need a Machine for Breathing, You’d Better Have Accurate Sensors
Application Briefs : Manufacturing & Prototyping
Cross-Training Made Possible by Common Control Platform
Cross-Training Made Possible by Common Control Platform

EMAG L.L.C. is the U.S. subsidiary of a major German machine tool builder that specializes in machine tools for the production of automotive, off-highway, agricultural, and oil field...

Cross-Training Made Possible by Common Control Platform
Briefs : Sensors/Data Acquisition
Stretchable Interlaced-Nanowire Film for Ultraviolet Photodetectors with High Response Speed
Stretchable Interlaced-Nanowire Film for Ultraviolet Photodetectors with High Response Speed

Stretchable electronics, which can be stretched, deformed and wrapped onto nonplanar curved surfaces, have attracted much attraction due to their...

Stretchable Interlaced-Nanowire Film for Ultraviolet Photodetectors with High Response Speed
Briefs : Wearables
Wearable Ultrasound Patch Monitors Blood Pressure
Wearable Ultrasound Patch Monitors Blood Pressure

Wearable devices have been limited to sensing signals either on the surface of the skin or right beneath it. A new wearable ultrasound patch non-invasively monitors blood pressure in arteries...

Wearable Ultrasound Patch Monitors Blood Pressure
Briefs : Sensors/Data Acquisition
Ingestible, Expanding Pill Monitors the Stomach for Up to a Month
Ingestible, Expanding Pill Monitors the Stomach for Up to a Month

An ingestible pill was developed that, upon reaching the stomach, quickly swells to the size of a soft, squishy ping-pong ball big enough to stay in the stomach for an...

Ingestible, Expanding Pill Monitors the Stomach for Up to a Month
White Papers : Sensors/Data Acquisition
Best Practices for Users of Mass Flow Meters and Controllers

Flow meters and controllers are used every day in general purpose industrial and laboratory applications and in the semiconductor industry. Have you ever wondered how capillary tube flow meters work? or How to specify the perfect flow meter for your application?

White Papers : Test & Measurement
Get Updated Network Analysis Measurement Science Poster

This complimentary poster was just updated to guide you through the essentials on network analysis measurement science including S-parameters basics. It also includes common measurement applications and practical everyday tips. Develop accurate, dependable network analyzer-based test...

Articles : Test & Measurement
The Inside Story of Pico's 9400 SXRTO
The Inside Story of Pico's 9400 SXRTO
Pico’s RF Business Development Manager Mark Ashcroft introduces the company's SXRTO Sampler Extended Real Time Oscilloscope.
The Inside Story of Pico's 9400 SXRTO
White Papers : Photonics/Optics
Aging of Optical Fibers in Aggressive Environments: Mimicking Downhole and Undersea Applications

The main goal of the study is to mimic certain aspects of downhole and undersea application conditions for glass optical fibers. A series of optical fibers was aged in distilled water, sea water, isopropyl alcohol and paraffin oil at multiple...

White Papers : Automotive
Grinding Burn Inspection Using Barkhausen Noise Analysis

With Barkhausen noise analysis you can detect stress and micro structural defects on the surface and also below the surface due to improper heat treatment and grinding. Unlike traditional nital etch, Barkhausen noise analysis is non-destructive and environmentally responsible:

White Papers : Manufacturing & Prototyping
Productivity Enablement for the Aerospace Shop Floor

For suppliers, floorspace is at a premium. You need to deliver a combination of speed and quality on the shop floor to stay competitive in the crowded field competing for OEM business. Despite the need for both speed and quality, many manufacturers have not yet implemented metrology on their...

Blog : Manufacturing & Prototyping
A New Idea for Putting Out Fires in Space: The Vacuum Cleaner?
A New Idea for Putting Out Fires in Space: The Vacuum Cleaner?
If a short circuit starts a fire up on the International Space Station, Dr. Yuji Nakamura has an idea to extinguish it: The vacuum.
A New Idea for Putting Out Fires in Space: The Vacuum Cleaner?
Products : Software
New Products: May 2019 Photonics & Imaging Insider
New Products: May 2019 Photonics & Imaging Insider

Software for Enhanced Laser Processing

Prima Power Laserdyne (Champlin, MN) released of the FASTTRIM™ CAD/CAM software for use with its multi-axis precision laser processing...

New Products: May 2019 Photonics & Imaging Insider
Briefs : Manufacturing & Prototyping
In-Situ Characterization and Inspection of Additive Manufacturing Deposits Using Transient Infrared Thermography
In-Situ Characterization and Inspection of Additive Manufacturing Deposits Using Transient Infrared Thermography

Additive manufacturing, or 3D printing, is a rapidly growing field in which solid objects can be produced layer-by-layer. This...

In-Situ Characterization and Inspection of Additive Manufacturing Deposits Using Transient Infrared Thermography
Briefs : Test & Measurement
Measurement Method for Radioactive Methane

Anew method for measuring radioactive methane is an optical one based on spectroscopy. Previously, radioactive methane has been measured with accelerator mass spectrometry involving expensive machines. Optical measuring could be a cheaper and more agile method.

Briefs : Test & Measurement
Radiometric Temperature Measurement Using a DLP-Based Pyrometer
Radiometric Temperature Measurement Using a DLP-Based Pyrometer

Researchers at NASA’s Armstrong Flight Research Center have identified and evaluated recently available miniature spectrometers that enable compact and robust pyrometry...

Radiometric Temperature Measurement Using a DLP-Based Pyrometer
NASA Spinoff : Manufacturing & Prototyping
LED Lighting Improves Efficiency and Imaging
LED Lighting Improves Efficiency and Imaging

Rocket engine testing requires a lot of light since all tests are filmed with high-speed cameras to monitor performance; however, those cameras have to adjust to the bright plume from a firing...

LED Lighting Improves Efficiency and Imaging
Briefs : Manufacturing & Prototyping
Fast and Accurate Simulation of Manufactured Parts with Defects
Fast and Accurate Simulation of Manufactured Parts with Defects

Unwanted porosity is typical to many manufacturing processes — from traditional casting to additive manufacturing (3D printing) — and is difficult to avoid entirely....

Fast and Accurate Simulation of Manufactured Parts with Defects
Products : Mechanical & Fluid Systems
New on the Market: May 2019
New on the Market: May 2019

Position Sensors

Novotechnik, U.S., Southborough, MA, introduced Vert-X 2900 Series sensors that measure angular position and are available in single or redundant versions. Users can specify...

New on the Market: May 2019
Articles : Medical
Products of Tomorrow: May 2019
Products of Tomorrow: May 2019

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...

Products of Tomorrow: May 2019
Q&A : RF & Microwave Electronics
Q&A: NASA's Dr. Mahmooda Sultana Makes Multifunctional Sensors

Dr. Sultana won funding to advance a nanomaterial-based detector platform that can sense environmental parameters from minute concentrations of target gases and vapors, to atmospheric pressure and temperature, and then transmit that data via a wireless antenna — all from the same 3...