Hacker News with Generative AI: Photonics

An ultra-broadband photonic-chip-based parametric amplifier (nature.com)
Optical amplification, crucial for modern communication, primarily relies on erbium-doped fibre amplifiers (EDFAs)1,2. Yet, EDFAs only cover a portion of the low-loss spectrum of optical fibres.

Optical Amplification, Photonics, Communication, Science

5 points by bookofjoe 16 days ago | 0 comments

Gyroscope-on-a-Chip Targets GPS's Dominance (ieee.org)
Santa Clara, Calif.-based Anello Photonics has developed a new breed of optical gyroscopes on silicon chips.

GPS, Sensors, Silicon Chips, Photonics

6 points by sohkamyung 51 days ago | 1 comments

Single-photon Lidar delivers detailed 3D images at distances up to 1 kilometer (phys.org)
Researchers have designed a single-photon time-of-flight LiDAR system that can acquire a high-resolution 3D image of an object or scene up to 1 kilometer away.

Science, 3D Imaging, Lidar, Photonics

18 points by Brajeshwar 54 days ago | 2 comments

Integrated magneto-optics with ultra-high endurance for photonic inmem computing (nature.com)
Processing information in the optical domain promises advantages in both speed and energy efficiency over existing digital hardware for a variety of emerging applications in artificial intelligence and machine learning.

Photonics, Computing, Artificial Intelligence, Machine Learning, Science

9 points by pizza 59 days ago | 0 comments

Efficient Microresonator Frequency Combs (springeropen.com)
The rapid development of optical frequency combs from their table-top origins towards chip-scale platforms has opened up exciting possibilities for comb functionalities outside laboratories.

Photonics, Optics, Microresonators, Frequency Combs

5 points by PaulHoule 159 days ago | 1 comments

Negative-mass exciton polaritons induced by light-matter coupling semiconductor (nature.com)

Physics, Materials Science, Photonics

18 points by keepamovin 337 days ago | 7 comments