Search results for metamaterial

Nanophysics Feb 14, 2023

Gate-tunable nanoscale negative refraction of polaritons demonstrated in van der Waals heterostructure

A new study led by Dai Qing's team from the National Center for Nanoscience and Technology (NCNST) of the Chinese Academy of Sciences (CAS) and Javier Abajo from the Institute of Photonic Sciences (ICFO) in Spain has shown ...

Condensed Matter Dec 22, 2022

Researchers show a new way to induce useful defects using invisible material properties

Much of modern electronic and computing technology is based on one idea: Add chemical impurities, or defects, to semiconductors to change their ability to conduct electricity. These altered materials are then combined in ...

Soft Matter Dec 22, 2022

Superscattering of water waves: Breaking the single channel scattering limit

The National Science Review recently published a study by Huaping Wang's group at Zhejiang University. Inspired by electromagnetic metamaterials, the research team designed and fabricated a water wave superscattering device ...

Optics & Photonics Dec 22, 2022

Meta-optics: The disruptive technology you didn't see coming

Robots and autonomous cars will have eyes that see much more than the human eye is capable of, a review of the growing field of meta-optics has found.

Condensed Matter Dec 19, 2022

Researchers realize remote tuning of lifetime of coupled Dirac plasmons

Recently, the team led by Prof. Zeng Changgan from the University of Sciences and Technology of China (USTC) of the Chinese Academy of Sciences, collaborating with Li Xiaoguang's team from Shenzhen University, has enabled ...

General Physics Dec 13, 2022

Studying spinning-induced scattering of sound to create next-generation acoustic devices using new phonon modes

Interactions between a spinning object and soundwaves could help develop high-precision tools, such as tweezers that control the motion and position of submillimeter objects by manipulating acoustic waves, a KAUST-led international ...

Optics & Photonics Dec 12, 2022

Unique modulator could change mid-infrared photonic systems for the better

There has been significant interest in photonics over the last decade due to their prospects in creating functional devices both for near-infrared (NIR) and mid-infrared (MIR) wavelengths. Optical modulators are crucial photonic ...

Nanomaterials Dec 12, 2022

Gold-based passive heating for eyewear

Researchers at ETH Zurich have developed an ultrathin, gold-based transparent coating that is able to convert sunlight into heat. It can be applied to glass and other surfaces to prevent them from fogging. Applications for ...

Condensed Matter Dec 6, 2022

Using 3D metal-printing topological materials to manipulate full-vector elastic waves

A collaboration between Prof. Weiying Deng at South China University of Technology, Prof. Feng Li at Beijing Institute of Technology, and Prof. Zhengyou Liu at Wuhan University was recently published online in National Science ...

Optics & Photonics Dec 2, 2022

Broken symmetries provide opportunities for thermal emission management

Radiative heat transfer is a ubiquitous physical process in our universe. Any object with a temperature above absolute zero exchanges thermal energy with the environment. In physics, thermal emission originates from electromagnetic ...

page 10 from 40