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Covering the cutting edge global research in light based technologies.

High-Power Thulium Lasers on Silicon Photonics Platform
A free electron wiggled by graphene plasmons emits an X-ray pulse
Understanding Surface Recombination in Perovskite Solar Cells Through Transient reflection spectroscopy
  • A free electron wiggled by graphene plasmons emits an X-ray pulse

    Hand-Held X-Ray Sources

    Since their discovery in 1895, X-rays have led to significant advances in science, medicine and industry. From probing distant galaxies to screening at airport security and facilitating medical diagnosis, they have allowed us to...
  • 3D bioprinting
  • Retinal camera

    Retinal Camera Eliminates the Need for Dilation

    Now, researchers at the University of Illinois at Chicago College of Medicine and Massachusetts Eye and Ear/Harvard Medical School have developed a cheap, portable camera that can photograph the retina without the need for...
  • Numerical and theoretical analyses describing the performance of a 2D disordered array of nanoholes in channel transfer form far-field input to SPP output
  • Atomically thin nanomaterials at work

    Optical Fingerprint can Reveal Environmental Gases

    More efficient sensors are needed to be able to detect environmental pollution. Researchers at Chalmers University of Technology in Sweden have proposed a new, sophisticated method of detecting molecules with sensors based...
  • Light scattering spectroscopy detects pancreatic cancer
  • One modification researchers made to the device was to use a transparent electrical material called indium tin oxide for the electrode to allow light to pass through it These layers are stacked into a pillar with a diameter of only 10 m, which is only one
  • High-Power Thulium Lasers on Silicon Photonics Platform

    High-Power Thulium Lasers on Silicon Photonics Platform

    Researchers at the Massachusetts Institute of Technology (MIT) in the US have demonstrated two high-power thulium lasers on a silicon photonics platform.  The scientists say that while silicon-based high-power lasers have been demonstrated at...
  • Understanding Surface Recombination in Perovskite Solar Cells Through Transient reflection spectroscopy

    Surface Recombination in Perovskite Solar Cells

    Scientists at the U.S. Department of Energy’s National Renewable Energy Laboratory (NREL) have determined that surface recombination limits the performance of polycrystalline perovskite solar cells, and that protective material on the surface...
  • lc, coherence length Er, reference backscattered light Es, field backscattered by the medium

    Real-Time Blood Monitoring During Surgery

    A new technology developed at the University of Central Florida (UCF) in Orlando, Florida (US), uses an optical fiber to beam light through a surgical patient’s blood and interpret the signals that bounce back, for the first time providing...
  • Raman Mapping Analysis to Improve CZTS Solar Cells

    Raman Mapping Analysis to Improve CZTS Solar Cells

    Scientists at Swansea University in Wales (UK) have shown that Cu2ZnSn(S,Se)4 (CZTS), which is based on Earth-abundant elements, could potentially be an alternative to conventional Cu(In,Ga)Se2 (CIGS) in solar cells.  CZTS-based solar cells...
  • Researchers at the University of Arizona bathed rats with neuropathic pain in green LED light

    Treating Chronic Pain With Green LED Light

    Researchers at the University of Arizona in the US are exploring a non-pharmacological method for treating chronic pain with green light-emitting diodes (LED). The team from Tucson, Arizona (US) bathed rats with neuropathic pain in green LED light,...
  • Understanding Surface Recombination in Perovskite Solar Cells Through Transient reflection spectroscopy

    Spectroscopy Improves Efficiency of Perovskite Solar Cells

    Scientists at the U.S. Department of Energy’s National Renewable Energy Laboratory (NREL) have determined that surface recombination limits the performance of polycrystalline perovskite solar cells, and that protective material on the surface...
  • Routing of light in a liquid crystal by a magnetic field The trajectory of the light can be rapidly changed by changing the orientation of the magnetic field

    Routing Light-Induced Waveguides With Magnets

    Researchers from Australian National University are using a magnetic field to stimulate liquid crystals and steer light beams carrying data. The breakthrough touch-free magneto-optical system could lead to smaller, cheaper, more agile...

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