Keyword: Optics

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Briefs: Materials
A new approach has allowed researchers at Aalto University to design a kind of metamaterial that has so far been beyond the reach of existing technologies. Unlike natural materials, metamaterials and metasurfaces can be tailored to have specific electromagnetic properties, which means scientists can create materials with features desirable for industrial applications.
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Briefs: Robotics, Automation & Control
Innovators at the NASA Glenn Research Center have developed the PLGRM system, which allows an installed antenna to be characterized in an aircraft hangar. All PLGRM components can be packed onto pallets, shipped, and easily operated.
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Briefs: Sensors/Data Acquisition
Although the robot braille reader was not developed as an assistive technology, the researchers say the high sensitivity required to read braille makes it an ideal test in the development of robot hands or prosthetics with comparable sensitivity to human fingertips.
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Briefs: Photonics/Optics
Researchers at SEAS have uncovered hidden potential in metasurfaces and demonstrated optical devices that manipulate light’s polarization state with an unprecedented degree of control. Read on to learn more.
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Articles: Photonics/Optics
A longstanding partnership between Virginia Polytechnic Institute and State University (Virginia Tech) and Pratt & Whitney has resulted in a new laser-optical technology that aims to revolutionize in-flight thrust measurement.
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Application Briefs: Materials
Given its effectiveness pretreating metal surfaces, industrial laser systems are increasingly being used in manufacturing facilities. The systems can be integrated into automated inline processing lines, or technicians can use mobile handheld units.
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Articles: Electronics & Computers
While the promise of smaller, better, faster, lighter devices enabled by integrated photonics technologies is indeed the ultimate goal for AIM Photonics, the actual path to high-volume manufacturing isn’t necessarily a smooth ride for PIC designers, developers, and engineers.
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Briefs: Photonics/Optics
Making Satellite, Ground Communication More Effective
Rensselaer Polytechnic Institute’s Moussa N’Gom has devised a method to make communications between satellites and the ground more effective — regardless of the weather.
Briefs: Manufacturing & Prototyping
A research team has made new discoveries that can expand additive manufacturing in industries that rely on strong metal parts, including aerospace.
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Briefs: Lighting
A research team has developed a 3D imaging sensor that has an extremely high angular resolution — it can distinguish points of an object separated by an angular distance, of as little as 0.0018°. The sensor operates on a unique angle-to-color conversion principle.
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Briefs: Imaging
Engineers have created full-motion video technology that could potentially be used to make cameras that peer through fog, smoke, driving rain, murky water, skin, bone, and other media that reflect scattered light and obscure objects from view.
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Briefs: Semiconductors & ICs
Researchers have demonstrated an energy-efficient method for transferring larger quantities of data over the fiber-optic cables that connect the nodes. This new technology improves on previous attempts to transmit multiple signals simultaneously over the same fiber-optic cables.
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Briefs: Photonics/Optics
A team of researchers led by electrical engineer Marko Lončar at SEAS has developed a method for building a highly efficient integrated isolator that’s seamlessly incorporated into an optical chip made of lithium niobate.
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Briefs: Imaging
A new patented software system can find the curves of motion in streaming video and images from satellites, drones, and far-range security cameras and turn them into signals to find and track moving objects as small as one pixel.
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Briefs: Lighting
Researchers have developed a colloidal synthesis method for alkaline earth chalcogenides. This method allows them to control the size of the nanocrystals in the material.
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Briefs: Lighting
Researchers are tapping into dynamically controlled LEDs to create a simple illumination system for 3D imaging.
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Briefs: RF & Microwave Electronics
An Accurate, Low-Cost Tool for Forest Measurement
Researchers have developed an algorithm, which gives an accurate measurement of tree diameter, an important measurement used by scientists to monitor forest health and levels of carbon sequestration.
Briefs: Data Acquisition
Optical Signals can be retrieved from inherent background noise using Talbot effect to amplify them.
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Briefs: Sensors/Data Acquisition
Research reveals that expertly timed lasers shined at an approaching LIDAR system can create a blind spot in front of the vehicle.
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Briefs: Motion Control
Potential uses include MEMS accelerometers, vibration monitoring, and other precision motion control applications.
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Briefs: RF & Microwave Electronics
This technology will pave the way for new applications of integrated semiconductor lasers in LiDAR.
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Technology & Society: Green Design & Manufacturing
A zero-emission reusable stratospheric balloon developed by Urban Sky for remote sensing could one day be used for real-time wildfire monitoring.
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Briefs: Imaging
Combining high-speed camera and interferometer technology enables the detection of electrical pulses travelling through nerve cells.
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Briefs: Imaging
Researchers at University of Central Florida have developed an artificial intelligence device that mimics the retina of the eye.
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Briefs: Photonics/Optics
Traditional time-of-flight LiDAR has many drawbacks that make it difficult to use in many 3D vision applications.
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Briefs: Imaging
The assembly can simply be mounted in front of a camera to enable focusing schlieren imaging capability.
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Application Briefs: Research Lab
DiaMonTech used the Ophir Pyrocam to measure and characterize all their laser developments.
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Articles: Photonics/Optics
The Teledyne e2v Optimom 2M combines the latest innovations in imaging and optics into one turnkey imaging solution by mounting a proprietary image sensor onto a board with a fixed lens and optional Multi Focus lens technology.
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Briefs: Photonics/Optics
Compact, Temperature-Tuned OFDR Laser
NASA has focused on OFDR, an alternative FBG interrogation technique based on laser interferometry.

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