Tech Briefs

Sensors & Test

Access our comprehensive library of technical briefs on sensors and test, from engineering experts at NASA and government, university, and commercial laboratories.

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Briefs: Sensors/Data Acquisition
Understanding how cars, planes, bridges, and other structures handle vibrations and dynamic loads can be critical to their design and performance. Researchers have developed a new way to measure...
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Briefs: Manufacturing & Prototyping
Contact lenses that can monitor the wearer’s health and correct eyesight use embedded electronics. These, and other curved devices such as solar cells and electronics, could be...
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Briefs: Medical
Smart Electronic Skin for Robots and Prosthetics
Humans use the sense of touch to accomplish almost every daily task such as picking up a cup of coffee or shaking someone’s hand. Without it, humans can even lose their sense of balance when walking. Similarly, robots need to have a sense of touch in order to interact better with humans but robots...
Briefs: Sensors/Data Acquisition
NASA Langley Research Center developed a wind event warning technology that provides a practical early warning system (5-10 minutes) for a severe change in the wind vector. Events such as gusts, shear, microbursts, or...
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Briefs: Test & Measurement
Wearable Motion Sensors Measure Fetal Heartbeat
A technique was developed that could allow expectant parents to hear their baby’s heartbeat continuously at home with a non-invasive and safe device that is potentially more accurate than any fetal heartrate monitor currently available in the market.
Briefs: Sensors/Data Acquisition
Researchers have developed a formula that enables them to recreate different levels of perceived softness. Based on the results from their experiments, they created equations that can calculate how soft...
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Briefs: Wearables
A fully print-in-place technique for electronics could enable technologies such as high-adhesion, embedded electronic tattoos and bandages with patient-specific biosensors.
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Briefs: Semiconductors & ICs
A method was developed to make atom-flat sensors that seamlessly integrate with devices to report on what they perceive. Electronically active 2D materials, touted for their strength, are difficult to move to...
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Briefs: Electronics & Computers
Although Radio Frequency Identification (RFID) technology is being used widely for pallet and box-level tracking in the commercial sector, significant technology gaps remain for tracking dense quantities at the item...
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Briefs: Sensors/Data Acquisition
A transistor has been made from linen thread, enabling the creation of electronic devices made entirely of thin threads that could be woven into fabric, worn on the skin, or implanted...
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Briefs: Data Acquisition
Engineers at the University of Illinois have found a way to redirect misfit light waves to reduce energy loss during optical data transmission. In a study,...
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Briefs: Photonics/Optics
Researchers have developed a new self-calibrating endoscope that produces 3D images of objects smaller than a single cell without a lens or any optical, electrical, or...
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Briefs: Transportation
UCLA engineers have made major improvements on their design of an optical neural network — a device inspired by how the human brain works — that can identify objects or process...
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Briefs: AR/AI
Most of us know optical lenses as curved, transparent pieces of plastic or glass, designed to focus light for microscopes, spectacles, cameras, and more. For the most part, a lens’...
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Briefs: Energy
Very thin nylon films were created that can be used in electronic memory components. The films are several hundreds of times thinner than a human hair and could be used in bendable electronic...
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Briefs: Sensors/Data Acquisition
Between walking and running, human gaits can cover a wide range of speeds; for example, at low speeds, the metabolic rate of walking is lower than that of running in a slow jog. The...
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Briefs: Aerospace
System for Incorporating a Physiological Self-Regulation Challenge into Parcourse/Orienteering Type Games and Simulations
Although biofeedback is an effective treatment for various physiological problems and can be used to optimize physiological functioning in many ways, the benefits can only be attained through a number of training sessions, and...
Briefs: Data Acquisition
Software Applications for the Control and Management of the Amine Swingbed Experiment
The Swingbed software applications provide for the control, command, fault detection, fault recovery, and telemetry monitoring aspects of the Amine Swingbed experiment. These software components are the Swingbed Loader Computer Software Configuration Item (CSCI),...
Briefs: Energy
A new wireless transceiver was developed that boosts radio frequencies into 100-gigahertz territory, which is quadruple the speed of the upcoming 5G, or fifth-generation, wireless communications...
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News: Aerospace
Lightweight Sensing and Control System for Unmanned Aerial Vehicle Monitoring
A new sensing and control system for unmanned aerial vehicles (UAVs) allows for semi-autonomous flight. Pilots need not leave the ground to conduct routine monitoring and surveillance quickly and cost-effectively. Such systems are particularly useful during long flight...
Briefs: Test & Measurement
In the wake of recent developments that have reduced fan and jet noise contributions to overall jet-engine noise, aircraft designers are turning their attention toward reducing engine core noise....
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Briefs: Sensors/Data Acquisition
Neural Lander Uses AI to Land Drones Smoothly
Landing multi-rotor drones smoothly is difficult. Complex turbulence is created by the airflow from each rotor bouncing off the ground during a descent. This turbulence is not well understood nor is it easy to compensate for, particularly for autonomous drones. That is why takeoff and landing are often...
Briefs: Test & Measurement
Researchers at NASA’s Armstrong Flight Research Center are pioneering shape-sensing technologies that seek to maximize structural integrity and efficiency. A new and...
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Briefs: Sensors/Data Acquisition
A high-sensitivity and low-noise MEMS accelerometer was developed using multi-layer metal structures composed of multiple metal layers. The accelerometer achieves 1 μG level resolution that has...
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Briefs: Materials
Different instruments are needed to study the interaction of contact surfaces at different length scales. Tribometers measure the coefficient of friction but they cannot...
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Briefs: Mechanical & Fluid Systems
At the scale of bridges or buildings, the most important force that engineered structures need to deal with is gravity. But at the scale of microelectro-mechanical systems (MEMS) — devices like the...
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Briefs: RF & Microwave Electronics
Antenna Near-Field Probe Station Scanner
Antenna characterization techniques are often expensive and time-consuming. NASA’s Glenn Research Center developed a highly versatile and automated system to perform characterization of single or multiple small circuit antennas, printed on-wafer or on other substrates, by measuring the antenna’s...
Briefs: Sensors/Data Acquisition
Self-Configurable Radio Receiver System and Method
A self-configurable radio receiver system was developed for relaying communication signals from multiple deep space assets. Most conventional radio receivers are hardwired to receive a specific type of signal and are incapable of receiving other types of signals without preconfiguration according...
Briefs: Manufacturing & Prototyping
A soft and conformable health monitor can broadcast electrocardiogram (ECG), heart rate, respiratory rate, and motion activity data as much as 15 meters to a portable recording device...
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