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Covering the cutting edge global research in light based technologies.

Leti at Photonics West
Scanning illumination, thermal response and super-resolution factor - a Two objects are illuminated by a scanning focused energy source with a size larger than the objects or the distance between them b The thermal light emission produced by the scanning
White LED lamps are used to improve basil production in a greenhouse Photo AJ BothRutgers University-New Brunswick
Terahertz gas spectroscopy
  • autonomous
  • Researchers used deep learning to create a new laser-based system that can image around corners in real time The systems might one day let self-driving cars look around parked cars or busy intersections to not only see cars but also read license plates Cr
  • solar cell

    Chlorophyll Molecule Could be Key to Better Solar Cells

    Photosynthesis, the process by which some organisms convert sunlight into chemical energy, is well known. But, it is a complex phenomenon, which involves a myriad of proteins. The molecule Chlf, a new type of chlorophyll, is...
  • Laser Colloquium Hydrogen

    Colloquium on Fast and Reliable Fuel Cell Manufacturing

    Interest in the use of fuel cells is steadily increasing as a result of the shift toward e-mobility and the broader adoption of renewable energy sources. To examine this development, the Fraunhofer Institute for Laser Technology...
  • Leti at Photonics West

    CEA-Leti Paper Presentations at Photonics West 2020

    Leti, an institute of CEA-Tech, will present five invited papers, 21 in total (20 oral papers and 1 poster), at Photonics West 2020 in San Francisco, Feb. 1-6. In addition, its teams will introduce the...
  • Scanning illumination, thermal response and super-resolution factor - a Two objects are illuminated by a scanning focused energy source with a size larger than the objects or the distance between them b The thermal light emission produced by the scanning
  • White LED lamps are used to improve basil production in a greenhouse Photo AJ BothRutgers University-New Brunswick

    Standards Needed for Greenhouse Lighting

    While LED lighting can enhance plant growth in greenhouses, standards are needed to determine the optimal intensity and colors of light, according to Rutgers research that could help improve the energy efficiency of...
  • Light technology in medicine

    Light Research Advances Medical Diagnostics & Health

    Light technologies are increasingly contributing to our health and longevity. While, for example, cancer is among the leading causes of death worldwide, death rates for individual cancer types have declined in part due to advanced research on light...
  • A hot object can be fully hidden from infrared detection by adding polyethylene glycol to an aerogel film Credit American Chemical Society

    Thin Film Hides Objects from Infrared Detectors

    Researchers at the Chinese Academy of Sciences have developed an aerogel film made of DuPont Kevlar fibers that makes objects invisible to infrared detectors. A successful method for hiding objects from heat-sensing cameras could be...
  • Measuring and Self-Adjusting Spectral Power Distribution of LED Systems
  • Perovskite NIR LED With Record External Quantum Efficiency

    Perovskite NIR LED with Record External Quantum Efficiency

    Researchers at Linköping University (LiU) in Sweden have produced near-infrared (NIR) light-emitting diodes (LED) of perovskite with a record external quantum efficiency of 21.6%. Because perovskites have good light-emitting properties and...
  • Schematic diagram of two optically trapped rotors that can be used to hydrodynamically trap a freefloating particle grey sphere

    Optical Tweezers Use Fluid Flow Instead of Light

    Researchers from the universities of Glasgow, Bristol and Exeter have collaborated to create an entirely new kind of optical tweezers that use fluid flow instead of light to control particles of any material and hold light-sensitive biological...
  • Artists redering of the intraction of single incident photon pulsesand a tapered semiconductor nanowire array photodetector Image credit Quantum Photonic Devices Lab, Institute for Quantum Computing

    First of its Kind Quantum Sensor to Detect Single Photons

    A new, groundbreakingly effective sensor developed by researchers at the University of Waterloo in Ontario (Canada) is the first of its kind, based on semiconductor nanowires, that can detect photons. The research breakthrough promises to...
  • Graphene patch equipped with a UV sensor monitors the level of exposure to sunlight

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