Optics and Photonics News

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Spectrograph optics for astronomical telescopes

Leading the way in precision optics, Optical Surfaces Ltd manufactures components for telescope spectrographs, enhancing capabilities in astronomical research.

From Optical Surfaces Ltd. 28 Nov 2024

Revolutionizing Energy Conversion: Hybrid Non-Hermitian Emitters for TPVs

In a recent article, researchers introduced a hybrid non-Hermitian emitter (NHE) for thermophotovoltaic systems, achieving high spectral efficiency and thermal stability for improved energy conversion.

27 Nov 2024

The Potential of Photonic Time Crystals

For the first time, an international research team has designed realistic photonic time crystals—exotic materials that exponentially amplify light—according to a study published in Nature Photonics. By creating the framework for faster and more compact lasers, sensors, and other optical devices, the discovery creates exciting opportunities in a variety of fields, including communication, imaging, and sensing.

13 Nov 2024

Improving Catalyst Efficiency in Hydrogen Fuel Cells with X-ray Absorption Spectroscopy

In a recent article, researchers used operando X-ray absorption spectroscopy to examine how ionomer interactions with catalysts impact hydrogen fuel cell efficiency, identifying strategies to enhance catalyst performance and reduce reliance on platinum.

11 Nov 2024

Tunable VO2-Based Metamaterials for Advanced Infrared Applications

In a recent article, researchers demonstrated how vanadium dioxide (VO2)-based hybrid metamaterials can dynamically tune mid-infrared properties, paving the way for advanced applications in thermal management, optical switching, and smart materials.

4 Nov 2024

Access to NPL’s Experts to Accelerate Innovation

The National Physical Laboratory (NPL) Measurement for Business program allows easy access to up to 20 days specialist measurement science and engineering expertise at no charge.

From National Physical Laboratory (NPL) 1 Nov 2024

Researchers Take Broadband High-Resolution Frequency Combs Into the UV

Researchers have developed a new ultrafast laser platform that generates ultra-broadband ultraviolet (UV) frequency combs with an unprecedented one million comb lines, providing exceptional spectral resolution.

31 Oct 2024

High-Resolution Integrated Photonic Spectrometer for Versatile Spectral Analysis

A recent article in APL Photonics introduced an innovative integrated photonic spectrometer that combines light propagation imaging in multi-mode interference (MMI) waveguides with machine learning for advanced spectral ...

31 Oct 2024