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    (Image credit: Scintil Photonics)
    On the glove: A SCINTIL chip—a bank of 16 lasers monolithically integrated on a silicon photonic circuit and wavelength multiplexed.

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    Credit: Milad Abolhasani
    A new method to tune quantum dot bandgaps taps light—which speeds the process, and is more energy-efficient and environmentally sustainable. (Credit: Milad Abolhasani)
    Lasers & Sources

    Light is ‘greener’ way to tune quantum dot bandgaps

    Sally Cole Johnson
    March 26, 2025
    Existing methods to tune bandgaps of perovskite quantum dots—which are less than ideal because they rely on chemical modifications or high-temperature reactions—just got an environmenta...

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    Podcasts

    PODCAST: Interview with Alexander Weigl, TRUMPF Photonic Components and Patrick Leisching, iThera Medical

    EPIC - European Photonics Industry Consortium
    March 25, 2025
    In Episode 44 of Following the Photons: A Photonics Podcast, Antonio Castelo, EPIC’s technology manager for Biomedical and Lasers, talks with Alexander Weigl, head of product ...
    (Credit: Exail)
    The full process of fabrication of Exail’s micro-optical assembly in free space—from active optical alignment to gluing and assembling process—is based on technologies proven for the constraints of space deployment.
    Fiber Optics

    Optical transceivers enable complex space optical communications

    Hervé Gouraud
    March 24, 2025
    Exail recently helped demonstrate ultrahigh-speed (10 Gbps) optical downlink and uplink transmissions between the TELecoms on all Earth Orbits (TELEO) geostationary in-orbit demonstrato...
    (Credit: Phlux Technology)
    FIGURE 1. The functional elements of a time-of-flight (ToF) laser rangefinder (LRF) where the return signal is detected by an avalanche photodiode (APD).
    Lasers & Sources

    Advances in InGaAs APDs enhance laser rangefinder performance

    Ben White
    March 21, 2025
    By offering improved sensitivity, extended range, and faster recovery times, the latest generation of avalanche photodiodes (APDs) are poised to revolutionize the field of distance...

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    (Photo credit: Chalmers University of Technology)
    Researcher Minghao Qi, a professor at Purdue University, with the team’s setup.

    (Photo credit: William P.D. Hayes/Columbia Engineering)
    Natalie Fardian-Melamed in the lab working on a combo scanning probe—an inverted-optical microscope to explore single photon avalanching nanocrystal mechano-optics and photophysics. (Photo credit: William P.D. Hayes/Columbia Engineering)
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    Artiom Skripka in front of a fume hood where the scientists synthesize their nanomaterials. (Photo credit: Artiom Skripka)

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    Photonics Hot List: March 21, 2025

    Justine Murphy
    March 21, 2025
    In this episode: Fiber optics monitor brain injuries, the latest business news, and graphene helps advance flexible displays.
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    Photonics Hot List: March 14, 2025

    Justine Murphy
    March 14, 2025
    In this episode: Novel flat lenses detect color, this week's photonics business news roundup, and new nanosensors upend conventional tech.
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    Photonics Hot List: March 7, 2025

    Justine Murphy
    March 7, 2025
    In this episode: A light-based comms network allows seamless connectivity in any setting, this week's business news update, and luminescent nanocrystals boost optical computing...

    Leadership in Lasers and Photonics

    Welcome to Laser Focus World's Leadership in Lasers and Photonics program.

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