Optics and photonics

Latest articles

X-ray technique sheds fresh light on correlated metals

New way of seeing round corners has picosecond temporal resolution

Nonlinear optics improves photon timing

20,000 channels of seismic data reveal Arctic climate change

Geophysicist Rob Abbott on using a novel instrument to study sea ice in the Arctic

Research headlines

Metamaterial sculpts heart-shaped darkness from light

Illustration of the communicating supraparticle

Luminescent nanoparticles identify defects in electrical appliances

Opto-refrigerative tweezers prevent trapped particles from overheating

Table-top laser delivers intense extreme-ultraviolet light

High-speed nanoscale imaging should benefit from new instrument

Optical links help superconducting quantum computers keep their cool

Replacing electronic connectors with optical ones provides an energy-efficient way to scale up quantum computers

Light-squashing ‘spaceplates’ could lead to paper-thin smartphones

Material layers compress empty space between optical components

Diamond microparticles enable simultaneous MRI and optical imaging

Diamond microparticles that provide combined optical and MR imaging could pave the way for faster and deeper medical imaging

New quantum repeaters could enable a scalable quantum internet

Devices can multiplex and herald entanglement

Efficient optical rectenna could generate power from waste heat

Electron tunnelling phenomenon boosts current and device efficiency

Optics & Photonics Briefing

Take a look inside our latest free-to-read optics and photonics briefing. Answering key questions and covering the latest research, features and commercial developments, this issue highlights areas including lasers and detectors, solar power, medical imaging and high-resolution displays.

Features

Sunny superpower: solar cells close in on 50% efficiency

The potential of far-ultraviolet light for the next pandemic

The blue solution

Explore more in optics and photonics

Investment in defence R&D sparks recruitment drive

Extra funding for science and technology at the UK's Ministry of Defence has created an urgent need for physicists as well as scientists and engineers from all backgrounds

Talking about Hawking, Brazil’s new synchrotron light source

In this podcast we chat about a new biography of Stephen Hawking and catch up with the director of Latin America’s only synchrotron light source

Novel sources of tunable laser light

Join the audience for a live webinar on 12 August 2021 sponsored by HÜBNER Photonics

Solar mission propels tip/tilt systems into commercial applications

Bespoke tip/tilt systems designed by Physik Instrumente for scientific missions such as the European Space Agency (ESA)’s Solar Orbiter could pave the way for high-volume applica...

Crystalline supermirrors cut optical losses

New optical coating technology produces low-loss, high-performance mirror for mid-infrared wavelengths

Infrared cloaking device could make objects invisible to thermal cameras

Device uses heat pumps to redistribute thermal energy

Observing the weather on brown dwarfs, powerful laser puts matter under extreme conditions

This podcast celebrates the UNESCO International Day of Light

Indestructible light waves travel through opaque material as if it isn’t there

Scattering-invariant modes of light are transmitted through a disordered medium in the same way as through homogeneous space

Light propagation inside a photonic crystal

Shaped light waves penetrate further into photonic crystals

Result overcomes Bragg-length barrier and could have important applications in optoelectronics

Human hand used as an infrared source to reveal secret messages

Radiation from fingers creates complex signals

Free-space laser link beats the stability of optical clocks

Setting up links to satellites could create a global timing network, say researchers

Illustration of an optomechanical accelerometer

Accelerometer sensitivity gets a laser boost

An improved technique to measure acceleration works using laser light

Photonic-crystal ‘sunflower’ follows the light

Light-activated device could find use in intelligent solar cells

Breakthrough in laser-cooling antihydrogen could reveal why matter dominates the universe

Device that produces required vacuum ultraviolet light is created at long last

‘Twistoptics’ produces a tunable nonlinear optical response

Twisted layers of 2D materials could be used to generate entangled photons for quantum optics and quantum information applications

Mantis shrimp inspires hyperspectral and polarimetric light sensor

A compact optical sensor performs hyperspectral and polarimetric imaging in a similar way to the compound eye of mantis shrimp

Programmable photonic chip lights up quantum computing

Thumbnail-sized Xanadu device uses squeezed states as qubits

Photonic crystal lasers deliver optimal performance for lidar sensing and laser processing

Photonic crystal surface-emitting lasers emit high-quality beams with high output power and narrow divergence

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Related events

Materials | Virtual event Topological Matter School (TMS 2021) 16—27 August 2021
Instrumentation and measurement | Virtual event Thermoelastic Stress Analysis Webinar 17 August 2021
Optics and photonics | Conference SPIE Photonics West 2022 22—27 January 2022 | San Francisco, US

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