Fig. 1. (a) THz optical path diagram based on metasurface. By controlling the phase delays of LCP and RCP waves by unit cells, metasurface can transmit the LCP and RCP components of the incident ...

The terahertz (THz) band of the electromagnetic spectrum holds immense promise for next-generation technologies, including high-speed wireless communication, advanced encryption, and medical imaging.

A simple tweak to the usual setup is all that is needed to enhance a spectroscopy technique that uses terahertz wavelengths to probe samples, physicists at RIKEN University, Wakō, Japan, have ...

(Nanowerk Spotlight) Every time you send a text message or browse the internet, your device processes information using tiny electronic switches that flip on and off millions of times per second. But ...

High pressure has quietly become one of the most powerful tools in condensed matter physics, and a new result in two-dimensional gallium telluride shows why. By squeezing this ultrathin semiconductor, ...

The need for improvements in terahertz-spectrum sources. How lasers and graphene layers are being used to create harmonics into the THz band. The multiple experiments that were run and the overview of ...

(Nanowerk News) Nonlinear optical processes in the technologically important terahertz (THz) spectral range have gained increasing attention for their potential to revolutionize fields such as ...