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Optica, Advancing Optics and Photonics Worldwide. 💡⚛️

http://www.optica.org/
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Optica (and the Optica #cat) wishes you a pawsitively wonderful holiday season.

In this season of reflection, we celebrate our global community of #scientists and #engineers, who are transforming possibilities into solutions: https://bit.ly/48CuXUA
Reposted by Optica
Highlighted in OPN's #OpticsIn2025:

Researchers demonstrated that wafer-scale, ultrathin reflectors can be realized in practice, a step toward realizing the century-old dream of light-driven interstellar flight. https://bit.ly/4rNwEG4 💡 ⚛️ 🧪
December 20, 2025 at 2:00 PM
Reposted by Optica
Raman imaging system detects subtle tumor signals, paving the way for portable devices for earlier cancer detection: https://bit.ly/3L7agXQ

The system combines a swept-source laser, which changes wavelength during analysis, with an ultra-sensitive superconducting nanowire single-photon detector.💡🧪
December 20, 2025 at 8:12 PM
Raman imaging system detects subtle tumor signals, paving the way for portable devices for earlier cancer detection: https://bit.ly/3L7agXQ

The system combines a swept-source laser, which changes wavelength during analysis, with an ultra-sensitive superconducting nanowire single-photon detector.💡🧪
December 20, 2025 at 8:12 PM
A new device efficiently creates multiple frequency-entangled photons by "sculpting" the joint spectrum of two photons, turning input photons into a frequency-entangled quantum state: https://bit.ly/4j9lKH5

Working at telecom wavelengths, the method could enable long-distance #quantum networks.💡 ⚛️
December 19, 2025 at 5:01 PM
Reposted by Optica
History of Quantum Dots: It was a pleasure to collaborate to this movie on the history of quantum dots. Produced as part of of the PÉPITES program of the French Optical Society, SFO. @c2n-nanos.bsky.social

youtu.be/p89chOVElSA?...
L'histoire des boîtes quantiques
YouTube video by C2N Centre de Nanosciences et de Nanotechnologies
youtu.be
December 14, 2025 at 8:03 PM
Reposted by Optica
The results are in! https://bit.ly/4iY4Bjn

Congratulations to the winners of OPN’s 20th annual After Image photo contest!

#photography 💡 ⚛️ 🧪
December 15, 2025 at 7:00 PM
Optica (and the Optica #cat) wishes you a pawsitively wonderful holiday season.

In this season of reflection, we celebrate our global community of #scientists and #engineers, who are transforming possibilities into solutions: https://bit.ly/48CuXUA
December 16, 2025 at 6:00 AM
Chip-scale magnetometer uses light for high-precision magnetic sensing: https://bit.ly/4aSQFFb

The #technology, based on a material that alters its properties in response to a magnetic field, could enable lightweight and low-power sensing for #space, navigation, and medicine applications.
💡
December 15, 2025 at 9:00 PM
Reposted by Optica
Congrats to Prof. Ma Ren-Min from #PekingUniversity on being named a 2026 Optica Fellow “for his discovery of singular dispersion equation and pioneering contributions to #nanolaser physics and devices”! @optica.org
December 7, 2025 at 8:08 AM
Happy #InternationalVolunteerDay!

We celebrate the #volunteers who make waves in the optics community around the globe.

Stay tuned to our social media channels today as we highlight some of our community members and opportunities for you to get involved.

Learn more: https://bit.ly/4iE0Q2f 💡
December 5, 2025 at 9:00 AM
Reposted by Optica
So. What is the lab temperature?

🧪 #physics ⚛️ #optics 💡 #iTeachPhysics 🎢
November 27, 2025 at 2:59 PM
Reposted by Optica
Highlighted in OPN's #OpticsIn2025:
Researchers demonstrated high-dimensional quantum gates on spatial light modulators and femtosecond laser–written 3D polymer devices. Their results confirm the feasibility of DNN-based photonic quantum gates. https://bit.ly/4pfFH0P
December 4, 2025 at 2:00 PM
Reposted by Optica
Highlighted in OPN's #OpticsIn2025:
Lab-based experiments with a fiber laser that incorporates a spectral pulse shaper measured the amplitude of the energy leakage of solitons, confirming mathematical proofs. https://bit.ly/3Kh7ezJ

@sydney.edu.au @caltech.edu💡 ⚛️
December 3, 2025 at 4:10 PM
It's that time of year 🤩
Every day in December starting tomorrow, OPN will highlight one of 30 exciting peer-reviewed optics studies published in the past year. Take a look at the #OpticsIn2025 hashtag to follow along and the link below to get a sneak peek! bit.ly/43KB1Yj 💡 ⚛️
December 2, 2025 at 7:35 PM
Reposted by Optica
Highlighted in OPN's #OpticsIn2025:
Researchers achieved ultra-broadband frequency combs in two UV spectral regions: 372–410 nm, spanning 80 THz with 1,000,000 comb lines, and 325–342 nm, spanning 44 THz with 550,000 comb lines.
https://bit.ly/4oflkja 💡⚛️
December 2, 2025 at 6:37 PM
A new lightweight microscope could give scientists a more complete view of how brain cells process information during natural behavior: https://bit.ly/4ivVeHj

The #technology captures the electrical spikes of neurons at hundreds of fps in awake animals with a custom-designed optical system. 🥼💡
December 2, 2025 at 6:25 PM
Reposted by Optica
Proud to share that Mini Das, Moores Professor at the University of Houston, has been named a 2026 @optica.org Fellow.

Her breakthroughs are redefining X-ray and biomedical imaging.

Read the article: https://bit.ly/3MbkDtR

#UHNSM #OpticaFellow #ImagingScience #Optics
December 1, 2025 at 5:12 PM
Reposted by Optica
Prof. Xi Peng from #PekingUniversity has been elected as a 2026 Optica Fellow!

Optica is the world’s leading organization advancing the science of light. Fellow membership honors those who have served with distinction in #optics and #photonics.

Congrats, @xipeng1.bsky.social! @optica.org
December 1, 2025 at 8:50 AM
#ICYMI from #OPG_OpEx: https://bit.ly/42kD8Bf

This motion compensation method enhances single-pixel imaging for dynamic scenes, minimizing motion-induced artifacts for smoother transitions between frames and improving overall image quality. ⚛️ 💡
November 28, 2025 at 4:58 PM
Meet the new #OpticaFellows!

The Optica Board of Directors is pleased to announce that 121 members from 23 countries have been elected as Fellows for their outstanding contributions and service to Optica and the community.

Find the full class: https://bit.ly/4rgXHtn
November 25, 2025 at 8:33 PM
What if #AR glasses could go from being a niche gadget to something as light and comfortable as a regular pair of eyeglasses?

A new single waveguide in-coupler improves the #technology by efficiently catching incoming light, thanks to three specialized zones, each made of a metasurface material.💡⚛️
November 25, 2025 at 1:56 PM
Reposted by Optica
I’m pleased to share our latest invited review article just published in Optica's journal Optical Materials Express: “Integrated nonlinear photonics with chalcogenide glasses: compositions, properties, applications, and roadmap.”
opg.optica.org/ome/fulltext...
November 24, 2025 at 8:10 PM
Reposted by Optica
OPN's December special issue is now live! 🥳

The issue includes the 30 optics and photonics studies selected for the 2025 Year in Optics and the 2025 photo contest winners!

Check it out online 👉 https://bit.ly/486vL2j

#light #quantum 💡 ⚛️ 🧪
November 20, 2025 at 4:46 PM
Reposted by Optica
Thanks @optica.org President (and @uofralumni.bsky.social) Jim Kafka for sharing 📷 taken at the Optica Awards Ceremony in Denver, #TillyerAward; #RochesterOptics @urengineering.bsky.social @urochester.bsky.social
November 18, 2025 at 4:00 PM
Hello 👋 💡

On #WorldHelloDay, it's a great opportunity to recognize that individuals engaging with Optica represent 184 countries, forming a global community of scientists, engineers, and professionals.

We do more than #cat videos - find out how we advance optics worldwide: https://bit.ly/4ilM4NB
November 21, 2025 at 9:00 AM