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Optics and photonics

Optics and photonics

Latest articles

Series of visible-light colours generated by a microring resonator

New on-chip laser fills long sought-after green gap

Artist's impression of heat waves rising coherently from a structured metasurface

Metasurface makes thermal sources emit laser-like light

Pillar-studded surface just hundreds of nanometres thick allows researchers to control direction, polarization and phase of thermal radiation

Free-space optical communications with FPGA-based instrumentation

Join the audience for a live webinar on 2 October 2024 sponsored by Liquid Instruments

Research headlines

Image showing a stylized circuit board with strings of 0's and 1's in the background

AI-assisted photonic detector identifies fake semiconductor chips

The various photonic orbital shapes observed by the researchers, which are much more complex than the lobe- and sphere-like shapes of electron orbitals.

Photonic orbitals shape up

Electrons

Structured electrons have chiral mass and charge

New diffractive camera hides images from view

Technology based on diffractive optical process offers alternative to traditional encryption

New titanium:sapphire laser is tiny, low-cost and tuneable

Energy efficient and integrated device is pumped by an LED

Liquid crystals generate entangled photon pairs

Technique gives greater control and flexibility over entanglement

Optical tweezers think big

New technique can stably trap irregularly shaped particles bigger than 0.1 mm – something that has been challenging to do so far

Laser-driven accelerator benefits from clever use of light pulses

Protons were driven to 150 MeV, 50% higher than previous record

Blurred tomography fabricates custom microlenses with optically smooth surfaces

A novel 3D printing method can rapidly produce optical components with commercial-level quality

Peer Review Excellence Online Course

Free Peer Review Excellence online course

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Photonics West 2023

A series of short films showcasing the latest optics and photonics innovations from exhibitors at Photonics West 2023

Avantes launches its new Pacto spectrometer

The Pacto has been tailored for the life sciences and biomedical industries

Detection technologies from the Tibidabo group

Tibidabo group companies outline their range of products designed for photon detection

Innovation in diamond applications from Element Six

Staff from Element Six outline the many thermal, optical and quantum applications of diamond

Hubner Photonics

Tunable lasers and femtosecond lasers from Hübner Photonics

Hübner Photonics introduces the company's C-WAVE product family of tunable and laser light sources

MKS-Newport’s high performance optical filters

MKS-Newport introduces the ODiate high-performance optical filter line at Photonics West 2023

New fibre laser technology from NKT Photonics

NKT Photonics presents new fibre lasers for the quantum computing community

Vibration isolation products from Minus K Technology

Minus-K Technology showcases the company's range of passive vibration isolators

Features

Hands holding a small piece of medical equipment in front of a patient's eye

Oculomics: a window to the health of the body

Silvia Vignolini

Rethinking physics: Silvia Vignolini on succeeding at the boundary between disciplines

Optical cable

Michael Robertson: pioneer of optical communications disconnects from the network

Explore more in optics and photonics

Hannah Stern sat in a chair

Hannah Stern: how new materials are driving the quantum revolution

Hannah Stern explains why the quantum revolution needs a new toolkit of materials

Andrew Weld

Ask me anything: Andrew Weld: ‘You’re probably going to be working for over 40 years, so make sure you enjoy what you do’

Andrew Weld is the head of research and development at QLM technologies

JEM-EUSO’s Mini-EUSO telescope deployed inside the ISS

Cosmic-ray physics: detector advances open up the ultrahigh-energy frontier

Gearing up in the search for ultrahigh-energy cosmic rays

Fibre optics

Why optics is critical to meeting society’s grand challenges

Jolyon De Freitas says that the ubiquity of optics and photonics in the coming decades will provide many challenges but ample opportunities too

Three images of a Chrysina gloriosa beetle. The two circularly-polarized light images are bathed in green light and show different patterns on the beetle's shell. The Mueller Matrix image is black and white and shows a pattern of characteristic lines that also appears in the polarized light images.

Metasurfaces make a single-shot polarization imaging system

New method might find applications in biomedicine

Celebrating attosecond science, physics tournament focuses on fun

We chat about ultrashort pulses and ultrasharp students in this podcast

Artist’s impression of optoacoustic computing

Sound and light waves combine to create advanced optical neural networks

Researchers demonstrate a novel computation architecture based on the interaction of optical and acoustic waves

Multiphysics modelling of photonic devices with COMSOL

Available to watch now, COMSOL explains how modelling and simulation is being used to drive innovation in photonic device design

Stefano Bonetti in his lab at Stockholm University

Laser light makes a material magnetic

Researchers demonstrate a new way to induce a relatively large magnetic moment in room-temperature materials

Schematic of a thin-film solar cell showing CuxGeSe/SnS as the active layer

New photovoltaic 2D material breaks quantum efficiency record

Material contains special bandgap states that efficiently absorb light at crucial solar wavelengths

Artificial nanocluster photoreceptor

Shrimp-inspired nanoclusters enable multifunctional artificial vision systems

Researchers develop nanocluster-based photoreceptors that combine colour vision, photoadaptation and circular polarization vision into a single system

Photo of the roll-to-roll printing system used to produce the hybrid perovskite solar cells

Roll-to-roll-fabricated hybrid perovskite solar cells reach record efficiencies

Researchers calculate that large-scale devices would be cheap to produce, too

Schematic illustration of the all-light communication network showing different devices in different environments beaming out communications at different wavelengths

All-optical space-air-sea communication network makes its debut

Prototype system uses four different light sources to transmit information

Photo of the inside of the target chamber at Apollon showing the off-axis parabola and some diagnostics

Could lasers synthesize heavy elements produced in neutron-star mergers?

For the moment, the answer is "no", but a new study suggests next-generation neutron sources could do the job

Artist's impression of the Tellegen metamaterial

New metamaterial could make true one-way glass

Theoretically proposed structure could also improve the efficiency of solar cells

Photo of a soap bubble at the end of a capillary tube, bathed in yellowish green laser light

Soap bubbles transform into lasers

Laser wavelengths depend on bubble's size, paving the way for bubble-laser-based sensors of pressure or ambient electric field

13-03-2024 Dual comb spectroscopy cropped

Ultraviolet dual-comb spectroscopy system counts single photons

New technique avoids high-powered lasers

Photonic innovation

Photonic metastructure does vector–matrix multiplication

Silicon-based device is less prone to hacking, designers say

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Related events

Optics and photonics | Conference SPIE Photonics West 2025 25—30 January 2025 | San Francisco, US
Optics and photonics | Meeting SPIE Advanced Lithography + Patterning 2025 23—27 February 2025 | San Jose, US
Detectors and sensors | Conference SPIE Defense + Commercial Sensing 2025 13—17 April 2025 | Orlando, US

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