Sensors & Test

Sensors/Data Acquisition

Briefs : Test & Measurement
Aerosol-to-Liquid Particle Extraction System (ALPES)

Agents that could be used in chemical and biological warfare tend to disperse widely in the air when released. Quickly collecting a concentrated sample of these agents is critical to detecting them before they reach harmful dose levels in the air. Also, methods of detection such as by...

Briefs : Electronics & Computers
Compact Active Vibration Control System

NASA Langley Research Center has developed a point sensor and piezoelectric actuator system to actively sense and reduce vibrations in flexible structures. The system uses a directional piezoelectric...

Briefs : Sensors/Data Acquisition
Sensor Detects Nuclear Weapon Solvent

A new sensor picks up signatures of tributyl phosphate, a solvent used to enrich uranium, including for use in a nuclear weapon. Enzymes can detect tributyl phosphate signatures, but the lifespan of the enzymes is too short to make them practical for sensors.

Briefs : Sensors/Data Acquisition
Depth Sensors for Time-of-Flight Imaging

Time of flight is an approach that gauges distance by measuring the time it takes light projected into a scene to bounce back to a sensor. In time-of-flight imaging, a short burst of light is fired...

Who's Who : Energy
Q&A: Dr. Shannon Yee, Assistant Professor of Heat Transfer, Combustion, and Energy Systems at Georgia Institute of Technology, Atlanta, GA

Using flexible conducting polymers and novel circuitry patterns printed on paper, researchers in Dr. Lee’s laboratory have demonstrated proof-of-concept wearable thermoelectric generators that can harvest...

Briefs : Sensors/Data Acquisition
Solid-State Humidity Sensing Element

Researchers at NASA's Marshall Space Flight Center have developed a solid-state humidity sensing element that offers ultra-high sensitivity across a wide range of humidity levels. The sensing element is based on a novel ceramic dielectric material that exhibits large changes in capacitance as a function of...

Briefs : Aerospace
Radar Scanner Tests Wind Turbine Blades for Defects

Wind power has become an indispensable part of an environmentally friendly power supply. Therefore, it is important for this growth market that wind turbines become more efficient, more...

Briefs : Sensors/Data Acquisition
Shoebox-Sized Chemical Detector

A chemical sensor prototype was developed that can detect single-fingerprint quantities of substances from a distance of more than 100 feet away, and could be shrunk to the size of a shoebox. The portable...

Briefs : Photonics/Optics
Fourier Transform Spectrometer System

NASA's Langley Research Center and Science Applications International Corporation have developed a method of processing data from Fourier transform spectroscopy (FTS) measurements that improves upon existing methods. This method is simpler, more accurate, faster, and less expensive than previous methods. It...

Briefs : Materials
Smart Fabric Stores Information Without Electronics

Conductive thread — embroidery thread that can carry an electrical current — often is combined with other types of electronics to create fabric that lights up or communicates. This...

Application Briefs : Sensors/Data Acquisition
Simplifying Cloud-Based Remote Access and Data Logging

Smart manufacturing capabilities should be built into machines, particularly those with advanced functionality such as motion control. Even if the factory is not currently connected to...

Briefs : Electronics & Computers
Software Brings Movement to Linear Actuators

Linear actuator manufacturers have a history of strong mechanical design expertise, which is the core of any linear actuation; however, giving motion to modern powered equipment goes beyond a...

Articles : Mechanical & Fluid Systems
Strengthening Data Cabling for Next-Generation Motion Control Applications

The wide variety of industrial applications each independently calls for a level of robustness from the physical (PHY) layer, all the way up to applications. Time...

White Papers : Medical
Designing User-Friendly, Portable, Force-Sensitive Medical Devices

Medical device design engineers face a noble yet challenging task: to design minimally-invasive treatment technologies that help patients live a normal life.

Blog : Mechanical & Fluid Systems
Sound-Off: Do You Data Log?
In an increasingly mobile world, manufacturers want to keep an eye on their facilities and equipment – no matter how far away they are from their test fixture.

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