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Space Exploration Dec 18, 2023

Photonic crystals could be exactly what Breakthrough Starshot is looking for

Light sail technology is a fascinating concept and a step change in rocket propulsion. It may not be big and impressive like the Saturn V, the Space Shuttle or the new Starship rocket but when it comes to traveling among ...

Optics & Photonics Dec 12, 2023

Fine-tuning gold nanoparticles in tellurite glass for unique photonics

Silicate glass is a commonly-used glass found in most households, in drinking glasses or windowpanes for example. The integration of gold nanoparticles (NPs) in silicate glass has been used in art and decoration for centuries. ...

Optics & Photonics Dec 7, 2023

Research investigates thermal impact of 3D stacking photonic and electronic chips

Recent advancements in AI and more specifically large language models such as ChatGPT have put a strain on data centers. AI models require huge amounts of data to train, and in order to move data between the processing units ...

Optics & Photonics Dec 7, 2023

Fractal photonic anomalous Floquet topological insulators to generate multiple quantum chiral edge states

An anomalous Floquet topological insulator (AFTI) is a periodically driven topological insulator (TI with nonzero winding numbers to support topological edge modes, though its standard topological invariants like Chern numbers ...

Optics & Photonics Dec 7, 2023

Breakthrough in coherent two-photon LIDAR overcomes range limitations

New research has unveiled an advancement in Light Detection and Ranging (LIDAR) technology, offering unparalleled sensitivity and precision in measuring the distance of remote objects.

Optics & Photonics Dec 1, 2023

Photonic chip that 'fits together like Lego' opens door to semiconductor industry

Researchers at the University of Sydney Nano Institute have invented a compact silicon semiconductor chip that integrates electronics with photonic, or light, components. The new technology significantly expands radio-frequency ...

Optics & Photonics Nov 30, 2023

Researchers extend non-line-of-sight imaging towards longer wavelengths

Emerging technologies for non-line-of-sight imaging can detect objects even if they are around a corner or behind a wall. In new work, researchers use a new type of detector to extend this method from visible light into near ...

Optics & Photonics Nov 30, 2023

Two-photon lithography for photonic packaging: A promising solution

Photonic integrated circuits (PICs) are compact devices that combine multiple optical components on a single chip. They have a wide range of applications in communications, ranging, sensing, computing, spectroscopy, and quantum ...

Quantum Physics Nov 17, 2023

Q&A: Professor discusses new approaches for the implementation of the quantum internet

Researchers around the world are working on a network which could connect quantum computers with one another over long distances. Andreas Reiserer, Professor of Quantum Networks at the Technical University of Munich (TUM), ...

Optics & Photonics Nov 9, 2023

Photonics team develops high-performance ultrafast lasers that fit on a fingertip

Lasers are essential tools for observing, detecting, and measuring things in the natural world that we can't see with the naked eye. But the ability to perform these tasks is often restricted by the need to use expensive ...

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