• Subscribe
  • Magazine
  • Videos
  • Webinars
  • White Papers
  • Buyer's Guide
  • PhotonicsNXT
  • Get Published!

    • Lasers & Sources

    The laserfocusworld.com Lasers & Sources channel features articles and other content that discuss the design and applications of all types of lasers, amplifiers, and other advanced sources like LEDs.

    Highlights

    (Image credit: Óscar Helgason)
    Lasers & Sources

    Soliton microcombs get a big efficiency bump

    Sally Cole Johnson
    Nov. 27, 2023
    Researchers improve soliton microcomb efficiency by 10x—and open the door to high-performance lasers for a range of other technologies.
    (Image credit: https://doi.org/10.1038/s41377-023-01290-4)
    Lasers & Sources

    Dirac-vortex topological lasers meet silicon

    Sally Cole Johnson
    Nov. 23, 2023
    The Dirac-vortex state, a mathematical analog of Majorana fermions (a.k.a. angel particles) within superconducting electronic systems, offers a larger free spectral range than...
    (Photo credit: Kapteyn-Murnane Group)
    Lasers & Sources

    High-harmonic generation light probe reveals spin dynamics within a Heusler compound

    Sally Cole Johnson
    Nov. 22, 2023
    Researchers tune an extreme ultraviolet high-harmonic generation (EUV HHG) light probe across the magnetic resonances of each element within a Heusler compound and track its electron...
    (Image credit: Jenny Witt/MPSD)
    Lasers & Sources

    Narrowband tunable terahertz lasers may transform materials research and technology

    Sally Cole Johnson
    Nov. 20, 2023
    Coverage within the 1- to 20-THz spectral region will enable exploration of a new class of physical phenomena: controlling materials’ functionality via light.
    (Courtesy of Grégory Moille, Joint Quantum Institute, NIST/University of Maryland)
    FIGURE 1. Dissipative Kerr solitons are now being used to create chip-based optical frequency combs with high output power.
    Lasers & Sources

    What happens when you throw a weak laser into a frequency comb?

    Justine Murphy
    Oct. 20, 2023
    The result? Experimentation showed another way to build effective optical frequency combs.
    Ams Osram
    Lasers & Sources

    LED-on-foil technology meets automotive standards

    LFW Staff
    Oct. 19, 2023
    ALIYOS technology enables mini-LEDs to be applied onto a thin, flexible, transparent substrate.
    Mrsi Mycronic
    Lasers & Sources

    High-force die bonder has utility in sintering for power semiconductors

    LFW Staff
    Oct. 17, 2023
    The MRSI-705HF high-force die bonder has a heated bond head that applies up to 500 N of force during the bonding process.
    Pro Photonix
    Lasers & Sources

    LED line lights have use in food sorting applications

    LFW Staff
    Oct. 15, 2023
    Modular RGB-SWIR multispectral LED lights incorporate 445, 532, 630, 1150, and 1450 nm wavelengths in lengths up to 6 m.
    (Courtesy of JJ Coello-Bravo)
    FIGURE 1. Cooled lava becomes blocks, sometimes as large as houses.
    Test & Measurement

    Laser spectrometry method reveals the chemistry of volcanic magma

    Justine Murphy
    Oct. 11, 2023
    Predicting and preparing for volcanic eruptions is highly desirable, and a new high-resolution analytical laser spectrometry approach could be just the way to do it.