Scientists have known about terahertz waves for years. Their unique properties suggest that these waves could enable ...

In recent years, metamaterials with negative physical parameters such as negative dielectric constant and negative magnetic permeability have attracted great attention due to their great potential in ...

The use of terahertz waves, which have shorter wavelengths and higher frequencies than radio waves, could enable faster data ...

Researchers have developed a novel metasurface-based method to generate terahertz complex vector light fields using surface ...

The Anderson transition is a phase transition that occurs in disordered systems, which entails a shift from a diffusive state ...

Researchers developed a numerical simulation technique for light wave interactions in triangular-lattice PCSELs, enhancing ...

Laser diodes are semiconductors that generate light and amplify it using repeated reflection or "optical feedback." Once the ...

Laser diodes are semiconductors that generate light and amplify it using repeated reflection or 'optical feedback'. Once the light has achieved ...

Abstract: This study proposes a sensing method using a millimeter-wave array radar and a depth camera ... the method identifies reflection sites on the body through electromagnetic scattering ...

Using a servo-controlled truss, a unique 3D surface can dynamically transition between absorption, reflection, and ...