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    Estimated net decrease in U.S. gross domestic product at different levels of restrictions of China's net exports of gallium (a) or germanium (b) by industry.
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    (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.
    Optics

    ‘Super photon’ enables tap-proof communications

    Justine Murphy
    Jan. 23, 2025
    A new ability to generate complex states of light could hold the key to significantly more secure communications.

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    FIGURE 1. Laser welding busbar.
    Laser Processing

    Laser pulse shaping enhances busbar welding for EV prismatic batteries

    Najah George
    Jan. 22, 2025
    Laser pulsing with different pulse shapes reduces heat and increases strength in busbar welding for prismatic lithium-ion batteries.
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    Podcasts

    PODCAST: New monthly interview series presented by EPIC

    EPIC - European Photonics Industry Consortium
    Jan. 21, 2025
    Episode 35 of Following the Photons kicks off a monthly interview series presented by EPIC, the European Photonics Industry Consortium. It will showcase the people and companies...
    Maintenance of a laser cutting unit ensures performance and prevents costly repairs.
    Laser Processing

    Zero downtime goal: A preventative maintenance guide for CNC lasers

    Tom Eldin
    Jan. 20, 2025
    Regular equipment maintenance helps identify and address potential issues before they escalate to extending the overall lifespan of your computer numeric controlled (CNC) laser...

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    (Image credit: M. Krůs and M. Londesborough, Czech Academy of Sciences, 2024)
    FIGURE 1. Anti-Octadecaborane isomer: blue = hydrogen, green = boron.

    (Image credit: A. Stevens et al., Bioeng. Transl. Med.; https://doi.org/10.1002/btm2.10727)
    H&E staining on rat brain coronal slices from all treatment conditions at three days post-injury and four weeks post-injury. Images were taken from frontal cortex, corpus callosum, and choroid plexus (body of the lateral ventricle).
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    Photonics Hot List: January 17, 2025

    Justine Murphy
    Jan. 17, 2025
    In this episode: A bio tagging tool illuminates RNA, a quasicrystal design boosts telecom, and the latest photonics mergers and acquisitions.
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    Photonics Hot List: January 10, 2025

    Justine Murphy
    Jan. 10, 2025
    In this episode: New sensors detect plant distress, SPIE names 2025 society Fellows, and the latest business news roundup.
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    Photonics Hot List: December 20, 2024

    Justine Murphy
    Dec. 20, 2024
    In this episode: researchers build an optoacoustic neural network, a report on the booming semiconductor laser market, and the latest SPIE award recipients.

    Leadership in Lasers and Photonics

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

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