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January 2023 Issue
Feature Articles
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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 Cartlidge![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2023/0123/features/kivshar-icon.jpg?t=638442939709609174)
Advancing 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 Kivshar![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2023/0123/features/hecht-icon.jpg?t=638442939701640051)
Two 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
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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
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Hot Topics in a Cool Market
What lies ahead for optics and photonics vertical markets.
![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2023/0123/departments/profie-icon1.jpg?t=638442938902020187)
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
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Moving Forward in 2023
I hope to focus on three areas this year that I view as particularly important.
![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2023/0123/departments/looking-img1.jpg?t=638442938892167745)
30, 20, and 10 Years Ago in OPN
Elsa Garmire; anthrax attacks; NASA’s rover Curiosity.
![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2023/0123/departments/focus-img4.jpg?t=638442938884823972)
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
![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2023/0123/departments/ai-jan23-icon.jpg?t=638442938878730040)
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.