Tech Briefs

A comprehensive library of technical briefs from engineering experts at NASA and major government, university, and commercial laboratories covering all aspects of innovations in electronics, software, photonics, imaging, motion control, automation, sensors, test, materials, manufacturing, mechanical, and mechatronics.

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Briefs: Communications
A new research focusing on topological control capabilities in an integrated acoustic-electronic system at technologically relevant frequencies could pave the way for additional research on...
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Briefs: Photonics/Optics
Classical laser communication gimbals are coupled to 105um multimodal receiving fibers for the high-power transmission of data, fine pointing, and tracking. These fibers cannot be used in free...
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Briefs: Electronics & Computers
High-Speed Communication Vouchsafed by the Laws of Quantum Physics
Security in encrypted communication is a top priority because of our highly connected and mobile society’s increasing reliance on the internet. Engineers at Department of Electrical Engineering and Computer Science and the Research Laboratory of Electronics, MIT, have developed a...
Briefs: Communications
Light-emitting diode (LED)-based communications techniques allow computing devices, including cellphones, to communicate with one another using infrared light. However, LED techniques...
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Briefs: Manufacturing & Prototyping
The Modular Artificial-Gravity Orbital Refinery Spacecraft (MAGORS) is a technology from NASA Ames Research Center for in-situ refining or recycling of materials in space, including mass...
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Briefs: Manufacturing & Prototyping
The automation of additive manufacturing (AM) is limited and usually still requires human labor workflows, including the fundamental step of removing the finished object from the printer...
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Briefs: Materials
Traditional glassmaking techniques can be costly and slow, and 3D printing glass often results in rough textures, making them unsuitable for smooth lenses. Using a new...
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Briefs: Manufacturing & Prototyping
Engineers have created a highly effective way to paint complex 3D-printed objects, such as lightweight frames for aircraft and biomedical stents, that could save manufacturers time and money and provide new...
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Briefs: Materials
Engineers have invented a way to spray extremely thin wires made of a plant-based material that could be used in N95 mask filters, devices that harvest energy for electricity, and potentially the...
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Briefs: Software
Robotic assistants are expected to become increasingly marketable as caregivers; however, the external hard structure of current caregiving robots prevents them from establishing a safe human-robot interaction....
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Briefs: Imaging
Researchers have developed a robot that uses radio waves, which can pass through walls, to sense occluded objects. The robot, called RF-Grasp, combines this powerful sensing with more traditional computer vision to...
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Briefs: Imaging
Robots are good at making identical repetitive movements such as a simple task on an assembly line. But they lack the ability to perceive objects as they move through an environment. A recent...
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Briefs: Robotics, Automation & Control
A fish-inspired robot that can travel 26 meters through the air after takeoff could be used to collect water samples in hazardous and cluttered environments, such...
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Briefs: Software
With a training technique commonly used to teach dogs to sit and stay, computer scientists showed a robot how to teach itself several new tricks including stacking blocks. With the method,...
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Briefs: Materials
Researchers have developed a new kind of bandage that helps blood to clot and doesn’t stick to the wound. They tested various superhydrophobic materials — which are, like...
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Briefs: Medical
A patented self-contained device for isolating deoxyribonucleic acid (DNA), ribonucleic acid (RNA), proteins, and cells without using pipettes or centrifuges has been developed at NASA’s...
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Briefs: Sensors/Data Acquisition
A new device from Lincoln Laboratory can now alert trainees when they are heading toward injury. The device continuously estimates a person’s core body temperature to determine their risk level...
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Briefs: Design
A technique to grow 3D tissue constructs, similar to human bone, in a laboratory environment has been developed by bioengineers at NASA Johnson Space Center. Problems arise when...
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Briefs: Power
A continuous flight of small drones over its perimeter could enhance security of the nation's border, but there is one small problem: The battery limitation of small drones (they last about 30 minutes) is...
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Briefs: Energy
Micro-supercapacitors could revolutionize the way we use batteries by increasing their lifespan and enabling extremely fast charging. Now, researchers at Chalmers University of Technology have...
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Briefs: Energy
National Institute for Materials Science (NIMS) and Softbank Corp. have developed a lithium-air battery with an energy density over 500Wh/ kg - significantly higher than currently lithium-ion batteries....
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Briefs: Energy
In steep mountain regions, the potential for generating electricity from a small stream of water is high, however, the hydropower potential of these regions remains untapped as it...
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Briefs: Materials
Researchers from the University of Waterloo, Canada, who are members of the Joint Center for Energy Storage Research (JCESR), headquartered at the U.S. Department of Energy's (DOE) Argonne...
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Briefs: Communications
Inside every cellphone lies a tiny mechanical heart, beating several billion times a second. These micromechanical resonators play an...
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Briefs: RF & Microwave Electronics
Researchers have created a device that enables them to electronically steer and focus a beam of terahertz electromagnetic energy with extreme precision....
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Briefs: Electronics & Computers
An ultra-sensitive heat sensor was developed that is based on the fact that certain materials are thermoelectric. The electrons in a thermoelectric material move from the cold side to the warm...
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Briefs: Sensors/Data Acquisition
Scientists have developed color-changing, flexible photonic crystals that could be used to develop sensors that warn when an earthquake might strike next. The wearable, robust, and low-cost...
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Briefs: AR/AI
Through the use of magnetic fields, scientists have developed an electronic sensor that can simultaneously process both touchless and tactile stimuli. Prior attempts have so far failed to combine these functions on...
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Briefs: Medical
Engineers have created a flexible electronic sensing patch that can be sewn into clothing to analyze sweat for multiple markers. The patch could be used to diagnose and monitor...
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