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.
Application Briefs: Photonics/Optics
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.
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.
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.
A research team has made new discoveries that can expand additive manufacturing in industries that rely on strong metal parts, including aerospace.
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.
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.
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.
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.
Briefs: Electronics & Computers
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.
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.
Researchers are tapping into dynamically controlled LEDs to create a simple illumination system for 3D imaging.
Briefs: Test & 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.
Optical Signals can be retrieved from inherent background noise using Talbot effect to amplify them.
Briefs: RF & Microwave Electronics
Research reveals that expertly timed lasers shined at an approaching LIDAR system can create a blind spot in front of the vehicle.
Briefs: Mechanical & Fluid Systems
Potential uses include MEMS accelerometers, vibration monitoring, and other precision motion control applications.
This technology will pave the way for new applications of integrated semiconductor lasers in LiDAR.
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.
Combining high-speed camera and interferometer technology enables the detection of electrical pulses travelling through nerve cells.
Briefs: Robotics, Automation & Control
Researchers at University of Central Florida have developed an artificial intelligence device that mimics the retina of the eye.
Traditional time-of-flight LiDAR has many drawbacks that make it difficult to use in many 3D vision applications.
Briefs: Lighting Technology
The assembly can simply be mounted in front of a camera to enable focusing schlieren imaging capability.
Application Briefs: Test & Measurement
DiaMonTech used the Ophir Pyrocam to measure and characterize all their laser developments.
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.
NASA has focused on OFDR, an alternative FBG interrogation technique based on laser interferometry.
Briefs: Green Design & Manufacturing
Using state-of-the-art indium phosphide transistors and a basic computer and mirrors, researchers were able to produce images of concealed bodies.
Briefs: Sensors/Data Acquisition
Incorporating new green-light absorbing transparent organic photodetectors into organic-silicon hybrid image sensors could be useful for applications such as light-based heart-rate monitoring, fingerprint recognition and devices that detect the presence of nearby objects
Articles: Test & Measurement
Optical strain is material independent and measures the response of the integrated system, so designers can get a measure of the true response and strength of their designs.
Briefs: RF & Microwave Electronics
The design produces a compact, efficient, long-lifetime laser transmitter as needed for use in space, while also having potential applications as an airborne or ground-based wind measurement tool.