Caltech’s new optical devices, evolved by algorithms and crafted via precise 3D printing, offer advanced…
Browsing: Metamaterials
Metamaterials are engineered materials designed to possess properties not found in naturally occurring materials, achieved through their unique structure rather than their composition. These materials are fabricated with precisely arranged patterns at microscopic or smaller scales to interact with electromagnetic waves, sound, and other physical phenomena in unconventional ways. The ability to control wave propagation through structural design enables metamaterials to exhibit negative refractive index, perfect absorption of light or sound, and cloaking effects. Applications of metamaterials are vast and diverse, ranging from creating advanced optics and improving acoustic devices to enhancing the effectiveness of antennas and contributing to the development of stealth technology. Their potential continues to expand as researchers discover new ways to manipulate physical laws through structural innovation.
Researchers have developed a technique to trap light within an organic material, forming a hybrid…
Researchers at the CUNY Graduate Center have made significant strides in manipulating the optical properties…
Researchers stored bit sequences in cylindrical magnetic domains, using 3D metamaterials. This innovation could transform…
Researchers have developed a genetic algorithm for designing phononic crystal nanostructures, significantly advancing quantum computing…
Researchers have developed a groundbreaking thin infrared filter for night vision that can be integrated…
Researchers at AMOLF, working alongside colleagues from Germany, Switzerland, and Austria, have realized a new…
Scientists have developed a metafluid with programmable response. Scientists at the Harvard John A. Paulson…
Dielectric metasurfaces, known for their low loss and subwavelength scale, are revolutionizing optical systems by…
If it walks like a particle, and talks like a particle… it may still not…
Drawing inspiration from the extraordinary adaptability seen in biological entities such as the octopus, a…
A 3D printed ‘metamaterial’ boasting levels of strength for weight not normally seen in nature…
Researchers have discovered how to make an optical metamaterial that would underpin a variety of…
High-speed experiments can help identify lightweight, protective “metamaterials” for spacecraft, vehicles, helmets, or other objects.…
POSTECH’s new metasurface display technology projects angle-dependent holograms, enhancing virtual and augmented reality experiences. The…
The advancement in metamaterials technology, facilitated by AI, enables the creation of materials with novel…
Innovative research introduces a practical, model-free method for exploring topological properties in materials, enhancing the…
An engineer from Pitt has been awarded $557K in NIH funding to conduct the world’s…