In–HgCdTe–In structures with symmetric nonlinear I–V characteristics for sub-THz direct detection by N.I. Kukhtaruk, V.V. Zabudsky, A.V. Shevchik-Shekera, N.N. Mikhailov, F.F. Sizov

“…The studied structures may be used as the detectors of sub-terahertz radiation at room temperature or under weak cooling. …”
Get full text

DEPENDENCE OF A GAS-PHASE DNA GLOBULE SIZE ON CHAIN LENGTH by T. N. Goryachkovskaya, A. S. Kozlov, V. M. Popik, N. A. Kolchanov, S. E. Peltek

“…We developed a method of mild nondestructive ablation with terahertz radiation for bringing DNA molecules to aerosol. …”
Get full text

High Frequency Electromagnetic Radiation Stimulates Neuronal Growth and Hippocampal Synaptic Transmission by Shaoqing Ma, Zhiwei Li, Shixiang Gong, Chengbiao Lu, Xiaoli Li, Yingwei Li

“…Additionally, there was a cumulative effect of terahertz radiation on the promotion of neuronal growth. …”
Get full text

Behavioral Effect of Terahertz Waves in C57BL/6 Mice by Miao Qi, Rong Liu, Bing Li, Shuai Wang, Runze Fan, Xinyi Zhao, Dehui Xu

“…In this study, we investigated the behavioral effects of terahertz radiation on C57BL/6 mice, and we conducted an open field test, an elevated plus maze test, a light–dark box test, a three-chamber social test, and a forced swim test to explore the effects of terahertz radiation on mice from a behavioral perspective. …”
Get full text

Phase-locking terahertz quantum cascade lasers for high dynamic range heterodyne imaging by Uyehara, Elise(Elise A.)

Get full text

Polarization sensitive terahertz time domain spectroscopy by Castro-Camus, E, Lloyd-Hughes, J, Fraser, MD, Tan, H, Jagadish, C, Johnston, M

“…We present a terahertz radiation detector that measures both transverse components of a terahertz single cycle's electric field, allowing the study of polarization dependent properties of materials. …”

Enhancement of ultrafast conductivity in surface-passivated GaAs by Lloyd-Hughes, J, Merchant, S, Fu, L, Tan, H, Jagadish, C, Castro-Camus, E, Johnston, M

“…Optical-pump/terahertz-probe spectroscopy and terahertz emission spectroscopy were used to measure the conductivity and surface electric field change resulting from passivating the surface of GaAs. An enhanced terahertz radiation generation from passivated photoconductive antenna was observed. © 2006 Optical Society of America.…”

Multi-Channel Regression Inversion Method for Passive Remote Sensing of Ice Water Path in the Terahertz Band by Chensi Weng, Lei Liu, Taichang Gao, Shuai Hu, Shulei Li, Fangli Dou, Jian Shang

“…The characteristics of the upward terahertz radiation in the clear-sky and cloudy-sky are first analyzed using the Atmospheric Radiative Transfer Simulator (ARTS). …”
Get full text

Plasmonic Terahertz Amplification in Graphene-Based Asymmetric Hyperbolic Metamaterial by Igor Nefedov, Leonid Melnikov

“…We propose and theoretically explore terahertz amplification, based on stimulated generation of plasmons in graphene asymmetric hyperbolic metamaterials (AHMM), strongly coupled to terahertz radiation. In contrast to the terahertz amplification in resonant nanocavities, AHMM provides a wide-band THz amplification without any reflection in optically thin graphene multilayers.…”
Get full text

Chapter 10: Pump-probe spectroscopy at terahertz frequencies by Johnston, M, Lloyd-Hughes, J

“…In this chapter, we introduce the technique and data analysis, and discuss suitable models of the interaction between terahertz radiation and quasiparticles in materials. We then review some recent studies of inorganic and organic semiconductors and nanomaterials. © Springer-Verlag Berlin Heidelberg 2013.…”

Broadband terahertz wave generation from an epsilon-near-zero material by Wenhe Jia, Meng Liu, Yongchang Lu, Xi Feng, Qingwei Wang, Xueqian Zhang, Yibo Ni, Futai Hu, Mali Gong, Xinlong Xu, Yuanyuan Huang, Weili Zhang, Yuanmu Yang, Jiaguang Han

“…Terahertz radiation: thin film enhancement A new method for generating terahertz waves exploits the low-permittivity properties of an ultrathin film. …”
Get full text

Topological Dirac semi-metals as novel, optically-switchable, helicity-dependent terahertz sources by Boland, JL, Xia, CQ, Damry, DA, Schonherr, P, Prabhakaran, D, Herz, LM, Hesjedal, T, Johnston, MB

“…The generation and control of terahertz pulses is vital for realizing the potential of terahertz radiation in several sectors, including 6G communication, security and imaging. …”

Simulation and optimization of arsenic-implanted THz emitters by Johnston, M, Lloyd-Hughes, J, Casto-Camus, E, Fraser, MD, Jagadish, C

“…We have used a three-dimensional pseudo-classical Monte Carlo simulation to investigate the effects of As+ ion-implantation on pulsed terahertz radiation emitters. Devices based on surface-field emitters and photoconductive switches have been modelled. …”

Undulator radiation of premodulated and nonmodulated electron bunches in the negative mass instability regime by V. L. Bratman, Yu. Lurie

“…Combining these two methods will permit the formation of long-lived trains of short and dense bunches with very large charges, which are able to efficiently emit a much more powerful and narrow-band terahertz radiation than single bunches with the same total charge, or premodulated bunches in the positive mass oscillation regime. …”
Get full text

Polarization-sensitive terahertz detection by multicontact photoconductive receivers by Castro-Camus, E, Lloyd-Hughes, J, Johnston, M, Fraser, MD, Tan, H, Jagadish, C

“…We have developed a terahertz radiation detector that measures both the amplitude and polarization of the electric field as a function of time. …”

Laser safety : tools and training / by Barat, Ken, editor

“…The second edition includes coverage of the following new topics:Terahertz radiationLaser safety cultureOptical acceleratorsNanotechnology and laser applicationsLaser lab design lessonsLaser disposal"--provided by publisher…”

Edge Currents Induced by AC Electric Field in Two-Dimensional Dirac Structures by Mikhail V. Durnev, Sergey A. Tarasenko

“…We present a microscopic theory of the edge photogalvanic effect, i.e., the formation of DC electric current flowing along the sample edges in response to AC electric field of the incident terahertz radiation, for two-dimensional Dirac materials including the systems with massive and massless charge carriers. …”
Get full text

Polarization anisotropy in nanowires: Fundamental concepts and progress towards terahertz-band polarization devices by Johnston, M, Joyce, HJ

“…It then describes how these phenomena are employed in devices that detect or modulate polarized terahertz radiation on ultrafast timescales. Such novel terahertz device concepts are expected to find use in a wide variety of applications including high-speed terahertz-band communications and molecular fingerprinting.…”

Designing subwavelength-structured light sources by Chua, Song Liang

Get full text

All-metal wakefield accelerator: Two-dimensional periodic surface lattices for charged particle acceleration by I. V. Konoplev

“…Transportation of high energy charge particle beams in the vicinity of the structure without risking material degradation makes them very attractive for particle acceleration and terahertz radiation generation applications. Here, the results of theoretical studies (via numerical modeling) of the electron beam dynamics and wakefield excitation and evolution along the cylindrical two-dimensional periodic surface structure will be presented, and the properties of the wakefields generated will be discussed. …”
Get full text