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Search results for metasurface

Optics & Photonics Jun 14, 2022

All-dielectric grating structure color filter for sensing and display imaging

Compared with traditional color dyes, structural color has the advantages of high resolution and good stability, which can achieve full-tone modulation in the visible light range. All-dielectric metasurface structures are ...

Optics & Photonics Jun 6, 2022

A novel all-optical switching method makes optical computing and communication systems more power-efficient

A group of photonics researchers at Tampere University have introduced a novel method to control a light beam with another beam through a unique plasmonic metasurface in a linear medium at ultra-low power. This simple linear ...

Optics & Photonics Jun 1, 2022

Topologically tuned terahertz on a nonlinear photonic chip

Compact terahertz functional devices are highly useful for high-speed wireless communication, biochemical sensing and non-destructive inspection. However, controlled terahertz generation, alongside transport and detection ...

General Âé¶¹ÒùÔºics May 30, 2022

New laser breakthrough to help understanding of gravitational waves

Gravitational wave scientists from The University of Western Australia have led the development of a new laser mode sensor with unprecedented precision that will be used to probe the interiors of neutron stars and test fundamental ...

Optics & Photonics May 17, 2022

New algorithm approach paves the way for larger, more complex metalenses

Compact and lightweight metasurfaces—which use specifically designed and patterned nanostructures on a flat surface to focus, shape and control light—are a promising technology for wearable applications, especially virtual ...

Optics & Photonics May 17, 2022

New metasurface-based device creates different images depending on light and environmental conditions

Researchers have developed a new metasurface-based device that can produce multiple distinct holographic images depending on the surrounding medium and the wavelength of light used. The ability to store information that is ...

Optics & Photonics May 16, 2022

Shaping the future of light through reconfigurable metasurfaces

The technological advancement of optical lenses has long been a significant marker of human scientific achievement. Eyeglasses, telescopes, cameras, and microscopes have all literally and figuratively allowed us to see the ...

Optics & Photonics May 13, 2022

A metasurface-based light-to-microwave transmitter for hybrid wireless communications

Today, wireless communications play an increasingly important role in our daily lives. For future "freewheeling" sixth generation (6G) wireless communications, the hybrid communication systems that can exploit advantages ...

Optics & Photonics May 5, 2022

'Metalens' could disrupt vacuum UV market

Rice University photonics researchers have created a potentially disruptive technology for the ultraviolet optics market.

Nanomaterials May 5, 2022

Dynamic metasurfaces and metadevices empowered by graphene

A new publication in Opto-Electronic Advances overviews dynamic metasurfaces and metadevices empowered by graphene.

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