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  • Volume 59, Issue 08

    • Volume 59, Issue 08

    (Image credit: Alexey Yamilov)
    FIGURE 1. Image of an electromagnetic wave trapped inside a disordered metal.
    Optics

    Anderson localization of light does indeed exist

    Sally Cole Johnson
    July 18, 2023
    Researchers finally validate the phenomenon of Anderson localization of light—the three-dimensional trapping of electromagnetic waves—via advanced electromagnetics computations...
    (Courtesy of Äpre Instruments)
    FIGURE 1. When the SCI produces a single laser line, the fringe contrast is the same everywhere; this is the laser Fizeau mode (top). The spectral width determines the width of the interference fringes, just like a broadband source (bottom).
    Test & Measurement

    Understanding spectrally controlled interferometry

    Robert Smythe
    July 14, 2023
    Revolutionary innovations are rare. In the field of optical test interferometry, the HeNe laser revolutionized its application and use; now, SCI promises to do the same.
    (Courtesy of J. Chen et al., Nat. Methods; doi:10.1038/s41592-023-01820-3)
    FIGURE 1. An optomechanical design of the SMURF two-photon microscope.
    Bio&Life Sciences

    A brain imaging trifecta

    Justine Murphy
    July 13, 2023
    An approach to imaging electrical activity deep in the brain makes neurological studies more effective and less invasive.
    (Courtesy of Macquarie University; inset courtesy of NICT)
    FIGURE 1. Simon Gross, an ARC Future Fellow at the Macquarie University School of Engineering, works with the new multicore optical fiber setup; the new 19-core optical fiber is shown in the inset.
    Fiber Optics

    19-core optical fiber is the world’s fastest

    Justine Murphy
    July 11, 2023
    An advancement in optical fiber produces the equivalent of 10 million high-speed home internet connections at full capacity.
    Photo 263705507 © Appseek Tanjamras | Dreamstime.com
    Dreamstime Xxl 263705507
    Commentary

    Evolving landscape

    Peter Fretty
    July 10, 2023
    It is interesting to watch company behaviors as robust markets, like photonics, mature.

    More content from Volume 59, Issue 08

    (Courtesy of Science/AAAS)
    FIGURE 1. Microscope image of a photonic chip hosting the programmable processor used for the photonic neural network.
    Optics

    Photonic neural network chip makes calculations a breeze

    Justine Murphy
    July 10, 2023
    A photonic neural network chip has calculation times less than a billionth of a second, with the precision of conventional neural networks.
    Photo 159601406 © Andrii Yalanskyi | Dreamstime.com
    Dreamstime Xxl 159601406
    Executive Forum

    Contract to provide hyperspectral data services for the Copernicus program

    Peter Fretty
    July 7, 2023
    Finnish Earth observation company Kuva Space received a five-year commercial contract worth €5M to be the sole provider of hyperspectral data services for the European Commission...
    (Photo credit: Henry Lam/Fleming Group)
    Scientists Graham Fleming (left) and Quanwei Li in the lab with their quantum light spectroscopy setup.
    Test & Measurement

    A single photon initiates photosynthesis

    Sally Cole Johnson
    June 30, 2023
    Quantum light spectroscopy, a new tool under development, reveals quantum dynamics at play during photosynthesis.
    Photo 5922022 © Andreblais | Dreamstime.com
    Dreamstime Xxl 5922022
    Executive Forum

    How deep technology requirements drive optical opportunities

    Jose Pozo
    June 28, 2023
    In this interview, Jose Pozo, Optica’s CTO, talks to Roman Axelrod and Valentyn Volkov, co-founders of XPANCEO, about their vision for the future of “deep tech” development and...
    (Courtesy of Optical Zonu)
    Meir Bartur, cofounder and CEO of Optical Zonu.
    Fiber Optics

    Faces in Photonics: Meir Bartur, Optical Zonu

    Sally Cole Johnson
    June 27, 2023
    Meet Meir Bartur, cofounder and CEO of Optical Zonu, a provider of radio-frequency-over-fiber (RFoF) transport solutions.
    (Courtesy of Wang Group)
    A stretchable OLED material developed at the University of Chicago’s Pritzker School of Molecular Engineering is poised to revolutionize display technologies.
    Lasers & Sources

    Stretchable OLEDs enable truly flexible displays

    Justine Murphy
    June 15, 2023
    A revolutionary organic light-emitting diode (OLED) could someday transform technologies including wearable health sensors and computer screens.
    Photo 277698908 © Yuriy Nedopekin | Dreamstime.com
    Dreamstime Xxl 277698908
    Software & Accessories

    Simulation and modeling for quantum photonics

    Ivan Nikitskiy
    June 14, 2023
    Ivan Nikitski, EPIC’s Photonics Technology program manager, talks to Mirella Koleva, CEO and cofounder of Quantopticon, makers of simulation software to streamline the design ...
    (Photo credit: University of Konstanz)
    FIGURE 1. The group’s first Er:fiber laser system, designed for two-color femtosecond experiments on single-electron systems.
    Lasers & Sources

    Design your own ultraprecise femtosecond frequency combs

    Sally Cole Johnson
    June 13, 2023
    Researchers from the University of Konstanz establish guidelines to design ultraprecise femtosecond frequency combs that maximize the passive frequency stability of scientific...
    (Courtesy of Lumicell)
    FIGURE 1. Lumicell’s LUMISIGHT optical imaging agent and direct visualization system assists surgeons in detecting residual cancer after surgery.
    Bio&Life Sciences

    Fluorescence imaging system may improve cancer care

    Justine Murphy
    June 12, 2023
    Currently under review by the U.S. FDA, a handheld imaging probe may help surgeons detect residual cancer after surgery via a contrast agent.
    (Courtesy of Leonardo Ayala/DKFZ)
    The newly developed multispectral imaging-AI device (left) makes it possible to visualize functional properties of tissue, compared to conventional devices (right), which only generate an RGB video image.
    Bio&Life Sciences

    Keyhole surgery enhanced by AI/multispectral imaging

    Justine Murphy
    April 17, 2023
    As minimally invasive surgeries become more commonplace, a combination AI/multispectral imaging method is laying the groundwork for more personalized, effective disease treatments...