A newly published study details how a specially designed “meta-atom” of gold and silicon oxide…
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.
Using metamaterial surfaces, researchers were able to amplify the signal of the photonic Spin Hall…
Using the space transformation theory and engineering capability of metamaterials, researchers from Southeast University in…
The phenomenon of cathodoluminescence gave geologists an easy way to identify quartz and other minerals…
A new metamaterial created by researchers at Cornell University, is soft enough that it can…
Scientists have been able to successfully cloak an object, rendering a centimeter-scale cylinder invisible to…
Scientists in Southampton, UK, are now able to change the color of gold, which could…
MIT researchers are working to develop an electron-cloaking material that would “hide” particles from passing…
Using terahertz metamaterials engineered from nanometer-sized gold strips with air as the dielectric, a team…
By alternating super-thin multiple layers of silver and germanium, researchers at the Berkeley Lab fabricated…
By using an “aluminum-doped zinc oxide,” or AZO, Purdue researchers have shown how to create…
As researchers at Ames Laboratory aim to move innovations from the realm of science fiction…
The development of metamaterials continues to move forward as physicists at Harvard have used short…
Based on computer simulations, new research shows that a new metamaterial design is able to…
After years of progress, scientists are now coming closer and closer to making real-world objects…