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Physics World Optics & Photonics Briefing 2022

Physics World Optics & Photonics Briefing 2022

The smartphone displays needed for high-resolution web browsing soak up lots of energy, while advanced AI algorithms require ever-increasing amounts of processing power. But as fast as these obstacles appear, we see start-up companies emerging to address them. In this Physics World Optics & Photonics Briefing, we profile two companies using novel light-based technologies to do just that.

We also look at a company developing a laser-lit chip technology, based on micron-scale waveguides inscribed into glass, that can create highly power-efficient displays for smartphones or laptops. Read about these exciting developments and many more.

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Justus Ndukaife interview

Light, nano, action

tiny lasers acting together as one topological vertical cavity laser arrays research update

Topological insulator design makes 30 lasers emit as one

Light in a medium research update

Challenging our understanding of quantum interactions

Yichen Shen and Spencer Powers of Lightelligence interview

Optical chipmaker focuses on high-performance computing

Artist's view of the plasmonic cavity research update

Frequency upconversion makes infrared light visible

Blinking stops in quantum dots research update

Quantum dots are no longer on the blink

Chiara Greganti and Jonas Zeuner, co-founders of VitreaLab interview

Laser-lit photonic integrated circuits aim for a brighter future

Structural colour printing research update

Structural colours from a single transparent ink

Andrea Alberti research update

Laser beams become visible in vacuum

Patient imaging with EyeArt research update

AI system detects vision-threatening diabetic retinopathy

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