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  • Volume 61, Issue 03

    More content from Volume 61, Issue 03

    It’s not always easy to tell if a plant is dehydrated, and sometimes it’s too late to save it. But a sensor designed by an international team of scientists detects distress in...
    Feb. 17, 2025
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    Scaling silicon photonics for AI and data centers faces innovation hurdles in four key areas: Energy efficiency, manufacturing and packaging, ecosystem development, and cost optimizatio...
    Feb. 13, 2025
    Fiber-based ultrafast lasers—with pulses of one-tenth of one-trillionth of a second—continue to evolve, and near-term advances will expand their use to materials processing, nonlinear...
    Feb. 10, 2025
    A sustainable carbon nanomaterial “Gii” is poised to revolutionize broadband photodetectors because it can absorb the full spectrum of light—from ultraviolet to infrared.
    Feb. 6, 2025
    (Image credit: SI Sensors)
    CCD-in-CMOS image sensors.
    A novel structure design within a photodiode creates drift fields to increase the velocity of signal electrons that allows them to be swept out of the photodiode and sampled much...
    Jan. 29, 2025
    Laser pulsing with different pulse shapes reduces heat and increases strength in busbar welding for prismatic lithium-ion batteries.
    Jan. 22, 2025
    Tabless battery technology offers route to increase the energy density of battery packs, and laser cutting via galvanometer-based scan system offers a manufacturing solution.
    Jan. 13, 2025