Search results for metamaterial

Optics & Photonics Jan 19, 2024

New carbon-based tunable metasurface absorber paves the way for advanced terahertz technology

Working in the terahertz (THz) range offers unique opportunities in various applications, including biomedical imaging, telecommunications, and advanced sensing systems. However, because of the unique properties of electromagnetic ...

Bio & Medicine Jan 18, 2024

DNA becomes our 'hands' to construct advanced polyhedral nanoparticles

In a paper published in Science Jan. 18, scientists Chad Mirkin and Sharon Glotzer and their teams at Northwestern University and University of Michigan, respectively, present findings in nanotechnology that could impact ...

Condensed Matter Jan 18, 2024

Quantum physicists develop robust and ultra-sensitive topological quantum device

A significant breakthrough has been achieved by quantum physicists from Dresden and Würzburg. They've created a semiconductor device where exceptional robustness and sensitivity are ensured by a quantum phenomenon. This ...

Materials Science Jan 10, 2024

A magnetically actuated acoustic metamaterial

Space coiling acoustic metamaterials are static and require manual reconfiguration for sound-field modulation. In a new report published in Communications Materials, Christabel Choi, and a team of scientists in computer science ...

Soft Matter Jan 8, 2024

Stripes in a flowing liquid crystal suggest a route to 'chiral' fluids

Hold your hands out in front of you, and no matter how you rotate them, it's impossible to superimpose one over the other. Our hands are a perfect example of chirality—a geometric configuration by which an object cannot ...

Optics & Photonics Dec 27, 2023

Harnessing all-dielectric metamaterials to manipulate the polarization state of light

Polarization is one of the fundamental characteristics of electromagnetic waves. It can convey valuable vector information in sensitive measurements and signal transmission, which is a promising technology for various fields ...

Nanomaterials Dec 7, 2023

Metamaterials and origamic metal-organic frameworks

Origami is a paper folding process usually associated with child's play mostly to form a paper-folded crane, yet it is, as of recently a fascinating research topic. Origami-inspired materials can achieve mechanical properties ...

Condensed Matter Nov 15, 2023

New technique could speed up the development of acoustic lenses, impact-resistant films and other futuristic materials

Metamaterials are products of engineering wizardry. They are made from everyday polymers, ceramics, and metals. And when constructed precisely at the microscale, in intricate architectures, these ordinary materials can take ...

Nanophysics Nov 10, 2023

A twist on atomic sheets to create new materials

The way light interacts with naturally occurring materials is well-understood in physics and materials science. But in recent decades, researchers have fabricated metamaterials that interact with light in new ways that go ...

Nanophysics Oct 30, 2023

Metamolecule metamaterial fabrication with 3D co-assembly

Metamaterials, famously likened to Harry Potter's invisible cloak, are artificial nano structures designed to manipulate light properties. However, the practical application of this technology in everyday life depends on ...

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