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Optics & Photonics Dec 23, 2021

Using magnets to toggle nanolasers leads to better photonics

A magnetic field can be used to switch nanolasers on and off, shows new research from Aalto University. The physics underlying this discovery paves the way for the development of optical signals that cannot be disturbed by ...

Optics & Photonics Dec 22, 2021

Integrated photonics meets electron microscopy

Scientists in Switzerland and Germany have achieved efficient electron-beam modulation using integrated photonics—circuits that guide light on a chip. The experiments could lead to entirely new quantum measurement schemes ...

Optics & Photonics Dec 22, 2021

Optics and photonics: Miniaturization of diffusers for new applications

Miniaturization of optical components is a challenge in photonics. Researchers of Karlsruhe Institute of Technology (KIT) and Friedrich Schiller University of Jena have now succeeded in developing a diffuser, a disk that ...

Optics & Photonics Dec 15, 2021

Advancing photonics materials with cellular automation

Inspired by the "Game of Life" SUTD researchers are applying cellular automation to efficiently model phase change materials with multiple optical phases for next-generation photonics devices.

Materials Science Dec 14, 2021

Direct writing of customized structural-color graphics with colloidal photonic inks

Colloidal crystals and glasses are tunable, iridescent, nonfading and nontoxic materials that can be used to develop structural colors. In a new report now published in Science Advances, Jong Bin Kim, and a team of researchers ...

Optics & Photonics Dec 2, 2021

Researchers develop a two-photon microscope that provides unprecedented brain-imaging ability

Advancing our understanding of the human brain will require new insights into how neural circuitry works in mammals, including laboratory mice. These investigations require monitoring brain activity with a microscope that ...

General Physics Nov 29, 2021

Möbius strip microlasers for non-Euclidean photonics applications

Photonics is a branch of technology development that specializes in the creation of devices that can generate, detect or manipulate light. Recently, researchers at Université Paris-Saclay coined a new term for a new photonics ...

Optics & Photonics Nov 15, 2021

Nonlinear fundamental research of novel photonic devices with thickness control

Fiber lasers are widely used in the fields of optical communications, medical surgery, laser processing and lidar due to their advantages of good beam quality, compact structure, low cost and good compatibility. Therefore, ...

Biotechnology Nov 3, 2021

New photonics sensor to quickly spot bacteria and pesticides on fruit and vegetables

Researchers supported by the EU-funded GRACED project are developing a novel sensor that could drastically improve food safety monitoring in Europe. The ultrasensitive photonics sensor will be able to reliably detect microscopic ...

General Physics Oct 28, 2021

Researchers set 'ultrabroadband' record with entangled photons

Quantum entanglement—or what Albert Einstein once referred to as "spooky action at a distance"— occurs when two quantum particles are connected to each other, even when millions of miles apart. Any observation of one ...

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