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    Executive Forum

    Are the tides finally turning for photonics?

    Peter Fretty
    Feb. 24, 2025
    After a few down years, optimism is surfacing for a strong 2025.

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    (Photo credit: Artiom Skripka)
    Artiom Skripka in front of a fume hood where the scientists synthesize their nanomaterials. (Photo credit: Artiom Skripka)
    Optics

    Optically bistable nanocrystals?

    Sally Cole Johnson
    Feb. 20, 2025
    Scientists discover a robust and scalable nanomaterial can act as a binary optical switch or a tiny memory unit—and this all-optical process can be controlled to store information...
    (Photo credit: Mikko Raskinen)
    Professor Hele Savin (left) and her group used the Micronova micro- and nanofabrication center at Aalto University to fabricate their germanium infrared photodiodes.
    Detectors & Imaging

    Black germanium boosts infrared photodiode responsivity

    Sally Cole Johnson
    Feb. 19, 2025
    Researchers create a germanium infrared photodiode that’s 35% more responsive at 1.55 µm—a common wavelength for telecommunications—than its other germanium and indium gallium...
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    Podcasts

    PODCAST: Interview with Andrea Armani, University of Southern California

    Justine Murphy
    Feb. 18, 2025
    Episode 39 of Following the Photons: A Photonics Podcast features Dr. Andrea Armani, senior director of engineering and physical sciences at the Ellison Medical Institute and ...

    (Photo credit: Quantum Science and Engineering Centre, NTU)
    Photo of the quantum photonic chip that predicts the chemical properties of molecules.
    (Photo credit: Volker Lannert/University of Bonn)
    Researchers at the University of Bonn’s Institute of Applied Physics—shown here (from left) Niels Wolf, Prof. Dr. Martin Weitz, Andreas Redmann, Dr. Frank Vewinger, and Dr. Julian Schmitt—have designed an approach that generates complex states of light.

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    Photoacoustic Microscopy
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    FIGURE 1. Overview of the quantum communications market, which is expected to reach $1.2 billion within the next decade for hardware alone.

    Featured Media

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    Photonics Hot List: February 21, 2025

    Justine Murphy
    Feb. 21, 2025
    In this episode: Holograms push next-level digital security, the latest business news roundup, and thin-film polariton filters break the fundamental limit of angular dispersion...
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    Lantana – World's Smallest in Its Class!

    QD Laser Inc
    Feb. 17, 2025
    QD Laser, Inc. (Japan) proudly introduces “Lantana,” the world’s smallest all-in-one compact visible laser (532, 561, 594 nm) with a built-in driver in its class. Its high-quality...
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    The drive to higher power lasers

    Ophir, an MKS Instruments Brand
    Feb. 17, 2025
    The drive for higher power lasers in directed energy and production keeps Ophir at the forefront of innovation with measurement systems that deliver accurate and reliable measurements...

    Leadership in Lasers and Photonics

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

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