Boosting Sunlight for Greenhouse Plants
New spray paint increases the number of ultraviolet photons suitable for photosynthesis.
26 November 2024
Optics in 2025 & Beyond
Each December, OPN looks at interesting research results of the past year. But what about the year ahead? We asked several contributors to our “Optics in 2024” feature for thoughts on areas that might advance in 2025.
01 December 2024
How to Recycle the Tiniest Lasers
Researchers have developed a method for recovering quantum dots and reusing them in new devices with similar performance.
05 December 2024
Aeva and SICK Move Forward on Chip-Scale Lidar
The sensor manufacturer will receive frequency-modulated continuous-wave devices to power industrial applications.
09 December 2024
Organic Lasers and Organic Photonics (Second Edition)
An invaluable guide to and updated overview of modern organic sources and dye lasers.
05 December 2024
Surface Plasmon Polariton
A continuous spectrum laser passes through a linear polarizer to obtain p-polarized light that incides on the hyperbolic metamaterial to excite a surface plasmon polariton.
06 December 2024
December 2024 Issue
LATEST NEWS
Aeva and SICK Move Forward on Chip-Scale Lidar
The sensor manufacturer will receive frequency-modulated continuous-wave devices to power industrial applications.
09 December 2024
How to Recycle the Tiniest Lasers
Researchers have developed a method for recovering quantum dots and reusing them in new devices with similar performance.
05 December 2024
“Fiber Optic Cables” in Clams
Heart cockle shells have natural nanophotonics that let in certain wavelengths of sunlight for photosynthesis.
04 December 2024
Infrared Spectroscopy On-Chip
Integrating a graphene detector into a chip-based device enables precise gas sensing and molecular analysis.
27 November 2024
Boosting Sunlight for Greenhouse Plants
New spray paint increases the number of ultraviolet photons suitable for photosynthesis.
26 November 2024ADVERTISEMENT
EDITOR'S PICKS
Lasers and Optics in Archaeology
Optical technologies, from airborne lidar to handheld chemical analyzers, give researchers broad views of ancient civilizations, yet focus down to the smallest shards of glass.
01 October 2023
Sourcing Lithium
A look at the global distribution of lithium—a critical component in the rechargeable batteries that power electric vehicles and many of today’s electronics.
01 March 2024
A Sustainable Future for Semiconductors
FUTUR-IC aims to use electronic–photonic integration to create high-performance microchip technology while minimizing environmental impact.
01 November 2024
Internal surface of a ceramic bowl
The internal surface of a ceramic bowl placed on blue paper and illuminated with sunlight forms a caustic—the curve where all light rays that have been reflected from a curved surface meet.
01 October 2024ADVERTISEMENT
Surface Plasmon Polariton
A continuous spectrum laser passes through a linear polarizer to obtain p-polarized light that incides on the hyperbolic metamaterial to excite a surface plasmon polariton.
06 December 2024
The Unexpected Failure of Herschel’s Astrometer
Sir John Herschel invented an elaborate device to measure the brightness of stars—and then didn’t use it.
01 December 2024
2024 Photo Contest Winners
Congratulations to the winners of OPN’s 19th annual After Image photo contest!
01 December 2024CAREERS
Journeys in Optics: Alejandro Velez-Zea
Velez-Zea discusses his career in academia, his research project that won the Optica Foundation Challenge and offers advice for students and early-career professionals.
05 November 2024
Ambassadors and Chapters Driving Optics Education and Career Advancement
Ana Karen Reyes talks about her work as an Optica Ambassador supporting optics and photonics education and professional development.
29 October 2024
A Career in Subsea: The Final (Fiber) Frontier
The Optical Fiber Communications Workshop, hosted by an Optica/SPIE Student Chapter, showcased career opportunities in the burgeoning field of subsea communications.
18 October 2024
Journeys in Optics: George Dwapanyin
Dwapanyin talks about his time as an Optica Ambassador, his involvement with Optica’s 2020 DEI Rapid Action Committee and the role community has had in his career.
15 October 2024
Journeys in Optics: Jason Adams
Adams discusses the genesis of his career in optics, his previous career as an audio engineer and the role of travel in his work.
03 September 2024