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Search results for metamaterials

Space Exploration Jan 28, 2025

Dynamically stable large space structures via architected metamaterials

Exoplanet exploration has taken off in recent years, with over 5,500 being discovered so far. Some have even been in the habitable zones of their stars. Imaging one such potentially habitable exoplanet is the dream of many ...

Condensed Matter Jan 22, 2025

New electromagnetic material draws inspiration from the color-shifting chameleon

The chameleon, a lizard known for its color-changing skin, is the inspiration behind a new electromagnetic material that could someday make vehicles and aircraft "invisible" to radar.

Optics & Photonics Jan 21, 2025

Harnessing electromagnetic waves and quantum materials to improve wireless communication technologies

A team of researchers from the University of Ottawa has developed innovative methods to enhance frequency conversion of terahertz (THz) waves in graphene-based structures, unlocking new potential for faster, more efficient ...

General Physics Jan 14, 2025

All-flat phononic band structure controls sound and vibrations by trapping energy

A team of UConn College of Engineering (CoE) researchers have achieved a major milestone in the field of phononics with the first experimental demonstration of an all-flat phononic band structure (AFB). Phononics concerns ...

Biochemistry Jan 8, 2025

Crafting the perfect bite of meat: Engineers develop metamaterials that mimic muscle and fat architecture

In a new publication in Nature Communications, Israeli and Palestinian engineers from The Hebrew University of Jerusalem pioneered the use of metamaterials to create whole cuts of meat. The work leverages cutting-edge materials ...

General Physics Jan 7, 2025

Nickel-58 nucleus may host elusive toroidal dipole excitations

Dipole toroidal modes are a unique set of excitations that are predicted to occur in various physical systems, ranging from atomic nuclei to metamaterials. What characterizes these excitations, or modes, is a toroidal distribution ...

Nanophysics Dec 10, 2024

Scientists develop coating for enhanced thermal imaging through hot windows

A team of Rice University scientists has solved a long-standing problem in thermal imaging, making it possible to capture clear images of objects through hot windows. Imaging applications in a range of fields—such as security, ...

Nanophysics Nov 21, 2024

Novel framework allows for tunable ultrasound propagation in microscale metamaterials

Acoustic metamaterials—architected materials that have tailored geometries designed to control the propagation of acoustic or elastic waves through a medium—have been studied extensively through computational and theoretical ...

Condensed Matter Nov 15, 2024

Mechanical metamaterial enables long-distance component interaction for unique stretching properties

Metamaterials are artificial materials that do not occur in nature. Their components function like atoms in conventional materials but have special optical, electrical and magnetic properties. Interaction between the components ...

Nanophysics Nov 12, 2024

Macroscopic C₅₄₀ model offers new way to study sound wave propagation in topological metamaterials

Researchers have taken a novel approach to studying the interaction between certain topological metamaterials and sound wave propagation.

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