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    (Image credit: Wei Wei and Mei Xueting)
    Depiction of the adaptive sampling scheme, in which a laser beam patterned by a digital micromirror device selectively illuminates neurons and their activity in brain tissue.
    Bio&Life Sciences

    Two-photon microscope cracks neural networks code

    Justine Murphy
    Dec. 13, 2024
    A novel fluorescence microscope offers enhanced insight into how different neurons in the brain communicate and interact.

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    (Photo credit: Susanne Viezens)
    Birgit Stiller and Steven Becker in the lab with their setup.
    Optics

    Optoacoustic neural networks?

    Sally Cole Johnson
    Dec. 12, 2024
    Birgit Stiller’s lab at Max Planck Institute for the Science of Light (MPL) in Erlangen and Leibniz University Hannover is pioneering building blocks for optoacoustic neural networks...
    FIGURE 1. Schematic of the HDSP setup (a), printed parts with line cross-section and different extrusion paths for parts 1-3 (b), and a complex object in 4 with the shown pressure pattern in the inset.
    Detectors & Imaging

    Holographic direct sound printing: Sound waves revolutionize 3D printing

    Mahdi Derayatifar
    Dec. 11, 2024
    Holographic direct sound printing (HDSP) is an innovative advancement in sound-based 3D printing technology that uses a patterned acoustic field to create complex shapes with ...
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    Podcasts

    PODCAST: Interview with Mike Dunne and Greg Hays, SLAC National Accelerator Laboratory

    Justine Murphy
    Dec. 10, 2024
    Episode 29 of Following the Photons: A Photonics Podcast features Mike Dunne and Greg Hays of the SLAC National Accelerator Laboratory.

    Learning Resources

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    (Image credit: B. Ko et al., Adv. Funct. Mater.; doi:10.1002/adfm.202410613)
    External cooling performance of the radiative cooler.

    (Image credit: Benjamin Yuen)
    The “shape” (expected intensity distribution) of a single photon emitted by an atom on the surface of a silicon nanoparticle.
    (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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    (Image credit: Enablence Technologies)
    AI is fueling growth in optics for the data center.

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    Raman Spectroscopy
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    FLIM Systems

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    Photonics Hot List: December 13, 2024

    Justine Murphy
    Dec. 13, 2024
    In this episode: research teams discover laser shadows, Coherent receives CHIPS Act funds, and the latest business partnerships and new hires.
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    Photonics Hot List: December 6, 2024

    Justine Murphy
    Dec. 6, 2024
    In this episode: Orbital angular momentum revolutionizes medical diagnostics, a new theory unveils the shape of single photons, and the latest industry news roundup.
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    Home

    Photonics Hot List: November 22, 2024

    Justine Murphy
    Nov. 22, 2024
    In this episode: novel cooling film via radiative cooling, DEEPscope ventures deep into the brain, and SPIE announces its 2025 Prism Award finalists.

    Leadership in Lasers and Photonics

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

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