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The Terahertz band, spanning from 0.1~THz to 10~THz, is envisioned as a key technology to realize ultra-high data rates in the 6G and beyond mobile communication systems, due to its abundant bandwidth resource. However, to realize THz…

信息论 · 计算机科学 2024-02-09 Yuanbo Li , Yiqin Wang , Yi Chen , Ziming Yu , Chong Han

The much higher frequencies in the Terahertz (THz) band prevent the effective utilization of channel models dedicated for microwave or millimeter-wave frequency bands. In this paper, a measurement campaign is conducted in an indoor corridor…

信息论 · 计算机科学 2023-03-16 Li Yuanbo , Wang Yiqin , Chen Yi , Yu Ziming , Han Chong

New high-gradient accelerating RF cavities are nowadays developed in several national laboratories for high-energy physics applications. Ultra high gradients, up to the order of GV/m, can be achieved by using ultra compact accelerating…

加速器物理 · 物理学 2022-07-26 Mostafa Behtouei , Luigi Faillace , Mauro Migliorati , Luigi Palumbo , Bruno Spataro

Accurate characterization of Terahertz (THz) band path loss is critical for reliable high-frequency communication, especially in aerial networks where transceivers may operate at different altitudes. Existing THz-band path loss models for…

信号处理 · 电气工程与系统科学 2026-04-01 Sina Jorjani , Caglar Tunc , Ozgur Gurbuz , Akhtar Saeed

Intelligent reflecting surface (IRS)-assisted full-duplex (FD) terahertz (THz) communication systems have emerged as a promising paradigm to satisfy the escalating demand for ultra-high data rates and spectral efficiency in future wireless…

信息论 · 计算机科学 2025-10-30 Chi Qiu , Wen Chen , Qingqing Wu , Fen Hou , Wanming Hao , Ruiqi Liu , Derrick Wing Kwan Ng

Terahertz communications is a promising modality for future short-range point-to point wireless data transmission at rates up to terabit per second. A milestone towards this goal is the development of an integrated transmitter and receiver…

Curving beams are a promising new method for bypassing obstacles in future millimeter-wave to sub-terahertz (sub-THz) networks but lack a general predictive model for their reflections from arbitrary surfaces. We show that, unfortunately,…

信号处理 · 电气工程与系统科学 2026-01-12 Caroline Jane Spindel , Edward Knightly

The Terahertz (THz) frequency band offers a wide range of bandwidths, from tens to hundreds of gigahertz (GHz) and also supports data speeds of several terabits per second (Tbps). Because of this, maintaining THz channel reliability and…

We present a metamaterial-based terahertz (THz) sensor for thickness measurements of subwavelength-thin materials and refractometry of liquids and liquid mixtures. The sensor operates in reflection geometry and exploits the frequency shift…

This work investigates the temporal dispersion of a wireless terahertz communication signal caused by reflection from a rough (diffuse) surface, and its subsequent impact on symbol error rate versus data rate. Broadband measurements of…

信号处理 · 电气工程与系统科学 2021-04-02 Russ Messenger , Karl Strecker , Sabit Ekin , John O'Hara

Terahertz spectral range (frequencies of 0.1-1 THz) has recently emerged as the next frontier for non-destructive imaging, industrial sensing and ultra-fast wireless communications. Here, we review several classes of materials such as…

光学 · 物理学 2019-11-07 Mathieu Poulin , Steven Giannacopoulos , Maksim Skorobogatiy

We demonstrate a silicon-based, single-layer anti-reflection coating that suppresses the reflectivity of metals at near-infrared frequencies, enabling optical probing of nano-scale structures embedded in highly reflective surroundings. Our…

应用物理 · 物理学 2024-04-11 M. Pancaldi , R. Freeman , M. Hudl , M. C. Hoffmann , S. Urazhdin , P. Vavassori , S. Bonetti

With the development of terahertz time-domain spectroscopy, methods have been proposed to precisely estimate the thickness, refractive index, and attenuation coefficient of a sample. In this article, we propose a new method to compute these…

Terahertz frequency bands will likely be used for the next-generation wireless communication systems to provide data rates of hundreds of Gbps or even Tbps because of the wide swaths of unused and unexplored spectrum. This paper presents…

信息论 · 计算机科学 2021-10-26 Yunchou Xing , Theodore S. Rappaport

Terahertz (THz) wireless communication has emerged as a promising solution for future data center interconnects; however, accurate channel characterization and system-level performance evaluation in complex indoor environments remain…

信息论 · 计算机科学 2026-03-26 Mingjie Zhu , Yejian Lyu , Ziming Yu , Chong Han

High-rank line-of-sight (LOS) MIMO systems have attracted considerable attention for millimeter wave and THz communications. The small wavelengths in these frequencies enable spatial multiplexing with massive data rates at long distances.…

信号处理 · 电气工程与系统科学 2023-04-18 Yaqi Hu , Mingsheng Yin , Sundeep Rangan , Marco Mezzavilla

The Terahertz (THz) band (0.1-10 THz) has been envisioned as one of the promising spectrum bands for sixth-generation (6G) and beyond communications. In this paper, a dual-band angular-resolvable wideband channel measurement in an indoor…

信息论 · 计算机科学 2023-05-24 Yiqin Wang , Yuanbo Li , Chong Han , Yi Chen , Ziming Yu

Terahertz (THz) communications, ranging from 100 GHz to 10 THz, are envisioned as a promising technology for 6G and beyond wireless systems. As foundation of designing THz communications, channel modeling and characterization are crucial to…

信号处理 · 电气工程与系统科学 2024-07-26 Zhengdong Hu , Yuanbo Li , Chong Han

Terahertz (THz) band is expected to be one of the key enabling technologies of the sixth generation (6G) wireless networks because of its abundant available bandwidth and very narrow beam width. Due to high frequency operations,…

信号处理 · 电气工程与系统科学 2024-10-28 Ahmet M. Elbir , Wei Shi , Anastasios K. Papazafeiropoulos , Pandelis Kourtessis , Symeon Chatzinotas

A method is described for the determination of the effective electromagnetic parameters of a metamaterial based only on external measurements or simulations, taking boundary effects at the interfaces between a conventional material and…