January 2023 Issue
Feature Articles
Photonic Computing for Sale
Companies are increasingly being set up to commercialize optical processors—a technology with huge potential benefits, as well as some sticking points.
by Edwin CartlidgeAdvancing Nanolasers
Recent advances in technology and physics offer new possibilities for efficient control of nanolasers, to enable faster information processing at lower powers.
by Min-Soo Hwang, Hong-Gyu Park, Qinghai Song and Yuri KivsharTwo Breakthroughs That Revolutionized Optics
The joint history of lasers and fiber optics illustrates the many interconnected steps through which truly revolutionary breakthroughs unfold.
by Jeff HechtDepartments and Columns
Research and Industry News
Desert colors / Edge computing / Dye-sensitized solar cells / Metamaterials from paper / Optogenetic pacemaker / Horseshoe crab vision / Neurescence acquired / Industrial 3D printing / Ouster-Velodyne merger / Green-VCSEL partnership
Hot Topics in a Cool Market
What lies ahead for optics and photonics vertical markets.
The Art of Discovery
Imaging scientists at the US National Gallery of Art are building an optical toolkit for investigating masterpieces ancient and modern.
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Also in this Issue
Moving Forward in 2023
I hope to focus on three areas this year that I view as particularly important.
30, 20, and 10 Years Ago in OPN
Elsa Garmire; anthrax attacks; NASA’s rover Curiosity.
News from the Society
Theodor W. Hänsch prize / Optica Fellow stories / Optica Foundation Challenge winners / Optica community / Quantum Industry Summit / Blatt and Li honored / Remembering Lee, Nussenzveig and Sheridan / Alain Rousset named Advocate of Optics / VinFuture prize for Payne / LGBTSTEM day / Thank you, volunteers and editors
Protostar from the Webb Telescope
The protostar within the dark cloud L1527, shown in this image from NASA’s James Webb Space Telescope Near-Infrared Camera (NIRCam), is embedded within a cloud of material feeding its growth.