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Terahertz Technology for Biomedical Application
An important feature of terahertz imaging/spectroscopy arises from its low-energy photons, which are well below the ionization energy of...
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Visible-Terahertz Refractive Indices Correlation in Sodium Borosilicate Glasses
We report visible-terahertz (THz) refractive indices correlation in the sodium borosilicate glass system along two tie lines, NaBSi and BNaSi. The...
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Conformal leaky-wave antennas for wireless terahertz communications
Future generations of wireless systems are expected to combine the use of high-frequency bands (the terahertz range) with smart interconnected...
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Design and Simulation of Air-Core Polymeric Photonic Crystal Fiber by Investigating the Reduction of Confinement Losses in the Terahertz (THz) Range
In the present study, a photonic crystal fiber with a simple design and low losses in the range of terahertz broadband pulse was designed. The...
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Generation of Chaotic Terahertz-band Radiation Based on Frequency Multiplication in Gyrotrons
We consider the possibilities of producing wideband chaotic terahertz-range radiation in gyrotrons with excitation of cyclotron harmonics. The...
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Measurements of Dielectric Lined Waveguides for Low Loss Millimeter Wave and Terahertz Transmission
By coating the inside of an overmoded, smooth wall metallic waveguide with a thin dielectric layer, one can obtain similar boundary conditions to...
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Introduction to Generation, Detection and Processing of Terahertz Signals
In this preparatory chapter, a brief introduction to the generation, detection and processing of terahertz (THz) signals is given. Short descriptions...
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Terahertz Antenna Technologies for 6G Communication Systems
This chapter concerns the THz antenna technologies for 6G communication system networks. The THz antenna technologies are classified into three...
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Reflective and Transmission Metasurfaces for Orbital Angular Momentum Vortex Waves Generation
Metasurfaces are a novel class of two-dimensional (2D) or quasi-two-dimensional (Q2D) artificial electromagnetic surfaces comprised of subwavelength...
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A Row Displacement Correction Algorithm for High-speed and Accurate Terahertz Raster Scanning Imaging
Terahertz time-domain spectroscopic imaging has become a common and useful technique for various interdisciplinary studies. Raster scan is still the...
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Spintronic terahertz emission with manipulated polarization (STEMP)
Highly efficient generation and arbitrary manipulation of spin-polarized terahertz (THz) radiation will enable chiral lightwave driven quantum...
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Impact of device resistances in the performance of graphene-based terahertz photodetectors
In recent years, graphene field-effect-transistors (GFETs) have demonstrated an outstanding potential for terahertz (THz) photodetection due to their...
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Terahertz Communication: Standardization, Channel Modeling, and Link-Budget
This chapter presents the THz wireless communication standardization, potential applications, channel properties, modeling, and link budget. The THz...
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Design and Characterization of Terahertz CORPS Beam Forming Networks
This work reviews the design and applicability of beam-forming networks based on Coherently Radiating Periodic Structures (CORPS-BFN) at Terahertz...
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Qualitative Detection of Melamine Based on Terahertz Spectrum and Analysis of Absorption Peak Study
This paper takes powdered melamine as the research object. Firstly, the absorption spectrum and refractive index spectrum of melamine samples at...
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Modified Tinkham’s Equation for Exact Computation of a Thin Film Terahertz Complex Conductivity
The progress in the development of THz (terahertz) photonics is associated with the application of new materials, including thin films with material...
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Nonlinear Interaction of Terahertz Waves with Nanostructured Graphene in Resonance Multilayer Plasmon Structures
AbstractA numerical–analytical method is developed for mathematical simulation of nonlinear effects in multilayer plasmonic structures (PSs) based on...
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Terahertz Radiation from Two-Color Laser-Induced Gas Plasma Filament Under a Wide Range of Pressure
Terahertz radiation from two-color femtosecond laser-induced gas filament is investigated in a wide range of the ambient gas pressure from 0 to 606...
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One-Layer and Dual-Polarized Metamaterial Inspired Antenna Using Dodecagon Split Ring Resonator Mushroom and Metasurface for Terahertz Applications
We investigate in this work Terahertz metamaterial resonators which can provide a high gain and directivity. We demonstrate that a metamaterial...
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Terahertz Near-Field Imaging and Sensing
The terahertz imaging systems are broadly classified as: (1) far-field imaging systems and (2) near-field imaging systems. As per the salient...