Recent intensive and extensive development of the fifth-generation (5G) of cellular networks
has led to their deployment throughout much of the world. As part of this implementation …

The exploration of Terahertz (THz) waves has captivated researchers across diverse
scientific disciplines such as physics, spectroscopy, chemistry, biology, and engineering …

The efficiency of photoconductive switches, which continue to be used for the generation
and detection of THz waves, has been overlooked for a long time. The so far “optics …

By taking advantage of dielectric metasurfaces and plasmonic nanostructures, a terahertz
photoconductive antenna (THz-PCA) is proposed and investigated in detail. The designed …

Terahertz (THz) photoconductive antenna (PCA) emitters having one-dimensional (1D) and
two-dimensional (2D) micron-size metal line arrays (MLA's) at the transmission side of the …

We present comprehensive studies on the emission of broadband, free-space THz
transients from several highly resistive GaAs samples excited by femtosecond optical …

One of the most important technological challenges that photoconductive devices in
terahertz systems encounter is the viability of cost-effective and large-scale device …

摘要发展高性能的光电导天线是推动太赫兹科学及其相关技术不断进步的重要手段.
系统地介绍了基于金属和介质超材料的高效光电导天线的研究工作, 梳理了此类天线的发展历程 …

Terahertz emission by ultrafast excitation of semiconductor/metal interfaces was found
strongly enhanced by plasmon resonance. Here, a three-dimensional nanoporous gold …

This study aims to show how Terahertz (THz) Photoconductive Antennas (PCAs) affect the
radiation directivity when gold nanoparticles of various geometric shapes are embedded in …