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Quantum Âé¶¹ÒùÔºics Jul 17, 2020

Scientists achieve major breakthrough in preserving integrity of sound waves

In a breakthrough for physics and engineering, researchers from the Photonics Initiative at the Advanced Science Research Center at The Graduate Center, CUNY (CUNY ASRC) and from Georgia Tech have presented the first demonstration ...

Quantum Âé¶¹ÒùÔºics Jul 16, 2020

Âé¶¹ÒùÔºicists engineer an optical mirror made of only a few hundred atoms

Âé¶¹ÒùÔºicists at the Max Planck Institute of Quantum Optics (MPQ) have engineered the lightest optical mirror imaginable. The novel metamaterial is made of a single structured layer that consists only of a few hundred identical ...

Optics & Photonics Jul 14, 2020

Underused part of the electromagnetic spectrum gets optics boost from metamaterial

Terahertz radiation, or T-rays, has barely been exploited compared to most of the rest of the electromagnetic spectrum. Yet T-rays potentially have applications in next-generation wireless communications (6G/7G), security ...

Nanomaterials Jul 3, 2020

Researchers propose novel method for plasmonic structural color generation

A research group led by Prof. Cao Hongtao at the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese Academy of Sciences (CAS), has developed a novel direct growth method of vertically orientated ...

General Âé¶¹ÒùÔºics Jul 2, 2020

Thermophones offer new route to radically simplify array design, research shows

Scientists have pioneered a new technique to produce arrays of sound produced entirely by heat.

General Âé¶¹ÒùÔºics Jun 23, 2020

Transferring orbital angular momentum of light to plasmonic excitations in metamaterials

The vortex beam with orbital angular momentum (OAM) is a new and ideal tool to selectively excite dipole forbidden states through linear optical absorption. The emergence of the vortex beam with OAM provides intriguing opportunities ...

Materials Science Jun 18, 2020

Researchers create a new class of rate-sensitive mechanical metamaterials

Researchers at the Department of Biomechanical Engineering of Delft University of Technology have created a new class of metamaterials that can dynamically switch their mechanical behavior. It may form the basis for practical ...

General Âé¶¹ÒùÔºics Jun 16, 2020

A fractional corner anomaly reveals higher-order topology

Topological insulators (TIs) have an insulating interior and support conducting surface states with additional interfacing properties. The exotic metallic states on their surfaces can provide new routes to generate new phases ...

Quantum Âé¶¹ÒùÔºics Jun 10, 2020

First confirmation of new theory by metamaterial

Topological metamaterials are applied as a novel platform to explore and study extraordinary effects. Instead of using natural materials, researchers artificially arrange the constituents of a topological metamaterial in ...

Optics & Photonics Jun 2, 2020

Extraordinary modulation of light polarization with dark plasmons in magnetoplasmonic nanocavities

Nanophotonics uses light polarization as an information carrier in optical communications, sensing, and imaging. Likewise, the state of polarization of light plays a key role in the photonic transfer of quantum information. ...

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