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Optical Nanoantennas can be Dynamically Tuned by Applying Electrical Potentials

Researchers at Linköping University have developed optical nanoantennas that can be turned on/off and gradually tuned by applying electrical potentials. The study, which has been published in Advanced Materials, opens for applications including dynamic flat metaoptics and tuneable smart materials.

18 Feb 2022

Study Shows Improved Efficiency from Spectrum Splitting in Tandem Solar Cells

Solar photovoltaics (PV) is a major stepping-stone in our transition towards a sustainable energy economy. The International Renewable Energy Agency (IRENA) roadmap suggests that by 2050, electricity generation from PV should reach 43 percent of the total installed power capacity.

18 Feb 2022

New UV Adhesives Improve the Integration of Holographic Films in Augmented Reality HUDs

DELO has developed DELO PHOTOBOND UV acrylates for optoelectronics that enable fast and true-color bonding of holographic films manufactured by Covestro, one of the leading suppliers of films for holographic applications.

From DELO Industrie Klebstoffe GmbH & Co. KGaA 18 Feb 2022

LAMpAS Announces the Release of a High-Speed IR Camera

In the frame of the EU-funded LAMpAS project, the company New Infrared Technologies S.L. (NIT) has developed a high-speed uncooled IR camera specifically adapted to the requirements of LAMPAS processes.

17 Feb 2022

Ultrahigh Performance Atomic Clock Could Pave the Way to Novel Physics Discoveries

Physicists at the University of Wisconsin–Madison have created one of the maximum performance atomic clocks ever. They report their development in the February 16th issue of the journal Nature.

17 Feb 2022

A Terahertz Metalens for Reversible Conversion Between Linear and Arbitrary Circular Polarization

In a new publication from Opto-Electronic Advances, researchers from Tianjin University, China and Capital Normal University, China, discuss dynamic phase assembled terahertz metalens for reversible conversion between linear polarization and arbitrary circular polarization.

17 Feb 2022

Direct Energetic Ion Acceleration by Irradiating Graphene Target with Ultra-Intense Laser

Laser-driven ion acceleration has been studied to develop a compact and efficient plasma-based accelerator, which is applicable to cancer therapy, nuclear fusion, and high energy physics.

17 Feb 2022

Solar Cells can be Used to Achieve Underwater Wireless Optical Communication

Although solar cells are typically designed to turn light into power, researchers have shown that they can also be used to achieve underwater wireless optical communication with high data rates. The new approach-;which used an array of series-connected solar cells as detectors-;could offer a cost-effective, low-energy way to transmit data underwater.

17 Feb 2022

Mirrorcle Technologies Concludes successful SPIE Photonics West 2022

The world leading manufacturer of MEMS-based optical beam-steering products and system solutions, Mirrorcle Technologies, announces the successful completion of the first live, in-person, Photonics West after the cancellation of the 2021 show.

From Mirrorcle Technologies 17 Feb 2022

World-first: Speed of Sound Used to Measure Elasticity of Materials

Researchers at the University of Nottingham have devised a revolutionary new technique for measuring the microscopic elasticity of materials for the first time. Known as SRAS, the technology works by measuring the speed of sound across the material’s surface.

17 Feb 2022

Global Research Team Develops Near-Field Optical Sensing Platform for Highly Sensitive Biosensors

A global research team has established a near-field optical sensing platform that is capable of producing arrayed light beams with high-spatial and high-intensity constraints in semi-open areas.

16 Feb 2022

Rice University Research Reveals a New Way of Controlling Phonons

Phonons are collective atomic vibrations, or quasiparticles, that act as the main heat carriers in a crystal lattice. Under certain circumstances, their properties can be modified by electric fields or light. But until now, nobody noticed they can respond to magnetic fields as well.

16 Feb 2022