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Covering the cutting edge global research in light based technologies.

A 750-nanometer-long network of gold nanoparticles yellow The colors around the network show where different colors of light are localized Credit2015 ASTAR Institute of Materials Research and Engineering
Magnus Egerstedt, Schlumberger Professor and associate chair for research in Georgia Techs School of Electrical and Computer Engineering
Brookhaven Lab scientist Kevin Yager left and postdoctoral researcher Pawel Majewski with the new Laser Zone Annealing instrument at the Center for Functional Nanomaterials
  • Searching for the perfect laser beam
  • A 750-nanometer-long network of gold nanoparticles yellow The colors around the network show where different colors of light are localized Credit2015 ASTAR Institute of Materials Research and Engineering

    Transporting Light with Gold Nanoparticles

    A way to transport highly confined light energy over long distances using extended networks of partially fused gold nanoparticles has been demonstrated by an international team of researchers. This demonstration raises the...
  • Brookhaven Lab scientist Kevin Yager left and postdoctoral researcher Pawel Majewski with the new Laser Zone Annealing instrument at the Center for Functional Nanomaterials

    Faster Nanoscale Self-Assembly with Laser Technique

    Nanoscale materials feature extraordinary, billionth-of-a-meter qualities that transform everything from energy generation to data storage. But while a nanostructured solar cell may be fantastically efficient, that precision is...
  • Professor Michael Grtzel

    Grätzel Demonstrates Perovskite Stability

    Australian dye solar cell specialist Dyesol reports that a research team headed by Professor Michael Grätzel has achieved 1000 hours of stability under light soaking and more than 2000 hours under temperatures of...
  • IBM announces silicon photonics breakthrough

    CLEO 2015: IBM announces milestone in silicon photonics

    IBM announced a significant milestone in the development of silicon photonics technology, which enables silicon chips to use pulses of light instead of electrical signals over wires to move data at rapid speeds and longer...
  • Norris Cotton Cancer Center at Dartmouth
  • Separating rare earth elements with UV light c KU Leuven - CIT

    UV Light Helps Separate Two Rare Earth Elements

    Researchers from the KU Leuven Department of Chemical Engineering have discovered a method to separate the two rare earth elements europium and yttrium  with UV light instead of with traditional solvents. Their findings,...
  • Professor Yingtian Pan, right, and his student Jiang You, left, and lab associate Ki Park, developed a quantitative imaging technique that shows how cocaine disrupts brain blood flow

    What’s New for OCT?

    Optical coherence tomography (OCT), which has been used for non-invasive ophthalmology imaging for some time, is now starting to find greater clinical use in other medical applications such as cardiology. For example, physicians are using OCT to...
  • The flexible sensor could be integrated into low-cost sensing systems for in-line diagnostics and monitoring

    Multispectral Light Sensors Built from Doped Nanorods

    Semiconductor-based photodiodes are widely used in industry to detect light at a range of frequencies from the ultraviolet through the visible to the near infra red. Such photodiodes operate by absorbing photons, which then generate a flow of...
  • Professor Zenghu Chang from the Department of Physics and the College of Optics and Photonics at the University of Central Florida set a world record when he produced an attosecond pulse just 67as in duration

    Lasers Freeze Electron Movement

    Massachusetts Institute of Technology (MIT) professor Harold Edgerton is widely known as a pioneer in the field of ultra-high speed photography. By synchronizing strobe flashes with the motion of objects, then taking a series of photographs through...
  • IMEC researchers have found that illumination stabilizes the morphology of polymerfullerene bulk heterojunction BHJ solar cells that are exposed to elevated temperatures

    Light-Induced Stabilisation of Organic Solar Cells

    Organic solar is a topic of much interest because of their light weight, flexibility and low manufacturing costs. At IMOMEC, Imec’s associated lab at Hasselt University in Belgium, researchers have found that illumination stabilizes the...
  • Magnus Egerstedt, Schlumberger Professor and associate chair for research in Georgia Techs School of Electrical and Computer Engineering

    Controlling Swarms of Robots by Smart Tablet

    Researchers at the Georgia Institute of Technology, Atlanta, Georgia US), have created a system for controlling a swarm of robots from a smart tablet. Able to reasoning about so-called density functions and to “change their minds,” the...
  • Functional and nonlinear optical metasurfaces

    Enhancing Nonlinear Effects of Optical Metasurfaces

    Optical metasurfaces are two-dimensional materials much thinner than the wavelength of light. The planar structures can be engineered to exhibit properties not present in natural materials, e.g., tunability or enhanced nonlinear effects. Thus, the...
  • Organic Electronics Advance Volatile optically created charge carriers
  • Silicon-on-Insulator Solution Combines Plasmonics and Silicon Photonics
  • Nanocrystals Encapsulated in Ferritin Create Efficient Light-Harvesting Platform Undergraduate Stephen Erickson and grad student Trevor Smith Jaren WilkeyBYU Photo

    Nanocrystals Engineered to Change Wavelength of Light

    Aiming to develop a range of materials that absorb different colors of the solar spectrum, researchers from Brigham Young University in Utah (US) are inserting nanocrystals into a 12-nm-wide protein called ferritin that is shaped like a hollow...
  • Cathodoluminescence Tomography Visualizes Optical Properties in high-res 3D
  • Mechanism Behind Singlet Exciton Fission Explained

    Mechanism Behind Singlet Exciton Fission Explained

    A groundbreaking elucidation of the mechanism behind the process of singlet exciton fission put forth by researchers at the University of Cambridge and the University of Oxford (both in the UK) could help to notably improve the performance of solar...

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