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Condensed Matter Feb 8, 2024

Metamaterial chimera nearly undetectable across visible light, microwave, and infrared spectra

A multi-institutional team of optoelectronic and materials engineers in China has developed a type of metamaterial that is nearly invisible across visible light, microwave and infrared spectra. In their paper, published in ...

Condensed Matter Feb 6, 2024

Zero-index metamaterials and the future

In the realm of materials science, electromagnetic (EM) metamaterials have emerged as a revolutionary class of engineered composites capable of manipulating electromagnetic waves in ways never before possible. Unlike their ...

Nanophysics Feb 2, 2024

Unveiling oxidation-induced super-elasticity in metallic glass nanotubes

Oxidation can degrade the properties and functionality of metals. However, a research team co-led by scientists from City University of Hong Kong (CityU) recently discovered that severely oxidized metallic glass nanotubes ...

General Physics Jan 25, 2024

New method flips the script on topological physics

The branch of mathematics known as topology has become a cornerstone of modern physics thanks to the remarkable—and above all reliable—properties it can impart to a material or system. Unfortunately, identifying topological ...

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 ...

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