Results 31 to 40 of about 5,988 (248)

Collimated terahertz radiation through a laser irradiating on a T-type target

Frontiers in Physics, 2022
A scheme, applying a linearly polarized laser irradiating on a T-type target which contains a longitudinal target followed by a transverse target, is proposed to collimate the terahertz radiation.
Chong Lv, Wei Sun, Xiaona Ban, Feng Wan, Zhao Wang   +4 more
doaj   +1 more source

Nanoconcentration of terahertz radiation in plasmonic waveguides [PDF]

Optics Express, 2008
8 pages, 5 ...
Rusina, Anastasia, Durach, Maxim, Nelson, Keith Adam, Stockman, Mark I.   +3 more
openaire   +5 more sources

Bessel Terahertz Pulses from Superluminal Laser Plasma Filaments

Ultrafast Science, 2022
Terahertz radiation with a Bessel beam profile is demonstrated experimentally from a two-color laser filament in air, which is induced by tailored femtosecond laser pulses with an axicon.
Zhelin Zhang, Jiayang Zhang, Yanping Chen, Tianhao Xia, Linzheng Wang, Bonan Han, Feng He, Zhengming Sheng, Jie Zhang   +8 more
doaj   +1 more source

Polarization analysis of THz radiation using a wire grid polarizer and ZnTe crystal

Российский технологический журнал, 2022
Objectives. Terahertz time domain spectroscopy (THz-TDS) is currently a promising research method in pharmacology and medicine due to the high sensitivity of terahertz radiation to the chemical composition and molecular structure of organic compounds ...
F. A. Zainullin, D. I. Khusyainov, M. V. Kozintseva, A. M. Buryakov   +3 more
doaj   +1 more source

Escherichia coli stress response systems and their reaction to terahertz radiation

Вавиловский журнал генетики и селекции, 2017
In this review, we summarize the latest data concerning the reactions of Escherichia coli to nonthermal terahertz radiation and the underlying molecular mechanisms. E.
S. E. Peltek, E. V. Demidova, V. M. Popik, T. N. Goryachkovskaya   +3 more
doaj   +1 more source

Terahertz generation from surface of the bulk and monolayer tungsten diselenide

Российский технологический журнал, 2020
The study of ultrafast laser interaction with graphene-like materials based on transition metal dichalcogenides attracts most scientific groups. It is connected with potential use of these materials in flexible optoelectronic devices of visible and THz ...
D. I. Khusyainov, A. V. Gorbatova, A. M. Buryakov   +2 more
doaj   +1 more source

Terahertz radiation affects the dynamics of neurons by decreasing membrane area ratio

Brain Research Bulletin
Terahertz radiation at specific frequencies and energies can mediate cellular morphology or function changes by exciting nonlinear resonance effects in proteins or DNA.
Shaoqing Ma, Siyu Li, Huan Wang, Yingwei Li, Chengbiao Lu, Xiaoli Li   +5 more
doaj   +1 more source

Enhancement of Terahertz radiation due to excitation of SPW on graphene strip coated on GaAs structure

Results in Optics, 2023
The present study proposes a methodology for improving terahertz (THz) radiation through the utilisation of a laser directed towards a graphene strip that has been coated onto a GaAs structure.
Sandeep, Hitendra K. Malik
doaj   +1 more source

Using 0.1 THz Radiation Regulates Collagen Synthesis Through TGF-β/Smad Signaling Pathway in Human Fetal Scleral Fibroblasts

Cells
Scleral tissue is a connective tissue made up of dense, intertwined collagen fibers that plays a vital part in preserving both the integrity of vision and the shape of the eyeball. Numerous studies have been conducted on the impact of terahertz radiation
Wenxia Wang, Liu Sun, Lei Wang, Jinwu Zhao, Shuocheng She, Pandeng Hou, Mingxia He   +6 more
doaj   +1 more source

The Impact of Structural Parameters of Split-Ring Resonators on the Terahertz Radiation Characteristics of Micro-Structured Photoconductive Antennas: A Simulation Study

IEEE Photonics Journal, 2020
In this study, we have theoretically designed a micro-structured photoconductive antenna based on the combination of split-ring resonator (SRR) and dipole photoconductive antenna.
Hu Deng, Zhonggang Xiong, Weiwei Qu, Zhixiang Wu, Quancheng Liu, Linyu Chen, Jin Guo, Liping Shang   +7 more
doaj   +1 more source