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Related papers: 3D-Printed Terahertz Topological Waveguides

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The explosive growth of artificial intelligence (AI) workloads in modern data centers demands a radical transformation of interconnect architectures. Traditional copper and optical wiring face fundamental challenges in latency, power…

Information Theory · Computer Science 2026-01-05 Chong Han , Mingjie Zhu , Wenqi Zhao , Ziming Yu , Guolong Huang , Guangjian Wang , Wen Tong , Wenjun Zhang

A novel broadband technique to effectively launch plasmons along a single graphene layer at terahertz (THz) frequencies is proposed. To this end, the coupling of the electromagnetic wave from a readily available plasmonic waveguide…

Optics · Physics 2014-04-08 Mohammad Ali Khorrami , Samir El-Ghazaly

The terahertz (THz) spectral range is central to high-speed communication, precision metrology, sensing technologies, and a range of fundamental scientific investigations. Achieving these capabilities in practical systems increasingly…

Initiation of fourth generation (4G) mobile telecommunication system rollouts fires the starting pistol for beyond 4G research activities. Whereas technologies enhancing spectral efficiency have traditionally been the solution to data rate…

Networking and Internet Architecture · Computer Science 2016-05-10 Turker Yilmaz , Ozgur B. Akan

We conduct novel coverage probability analysis of downlink transmission in a three-dimensional (3D) terahertz (THz) communication (THzCom) system. In this system, we address the unique propagation properties in THz band, e.g., absorption…

Signal Processing · Electrical Eng. & Systems 2021-04-21 Akram Shafie , Nan Yang , Salman Durrani , Xiangyun Zhou , Chong Han , Markku Juntti

Next-generation cellular technologies, commonly referred to as the 6G, are envisioned to support a higher system capacity, better performance, and network sensing capabilities. The THz band is one potential enabler to this end due to the…

The terahertz spectral region, which bridges between electronics and optics, is poised to play an important role in the development of transformative wireless communication and imaging systems with unprecedented functionality. Currently, a…

Applied Physics · Physics 2023-11-22 Chen Chen , Sai Chen , Yibo Ni , Yibao Xu , Yuanmu Yang

Topological photonic crystal waveguides can create edge states that may be more robust against fabrication disorder, and can yield propagation modes below the light line. We present a fully three-dimensional method to modify…

Optics · Physics 2021-04-19 Eric Nussbaum , Erik Sauer , Stephen Hughes

Flexible manipulation of terahertz-wave polarization during the generation process is very important for terahertz applications, especially for the next-generation on-chip functional terahertz sources. However, current terahertz emitters…

Spintronic terahertz (THz) emitter provides the advantages such as apparently broader spectrum, significantly lower cost, and more flexibility in compared with the commercial THz emitters, and thus attracts great interests recently. In past…

Mesoscale and Nanoscale Physics · Physics 2018-11-13 Zheng Feng , Rui Yu , Yu Zhou , Hai Lu , Wei Tan , Hu Deng , Quancheng Liu , Zhaohui Zhai , Liguo Zhu , Jianwang Cai , Bingfeng Miao , Haifeng Ding

Topological photonics provides an ideal platform for demonstrating novel band topology concepts, which are also promising for robust waveguiding, communication and computation applications. However, many challenges such as extremely large…

Optics · Physics 2020-03-18 Wenjing Liu , Minsoo Hwang , Zhurun Ji , Yuhui Wang , Gaurav Modi , Ritesh Agarwal

We investigate a short (~1.5{\mu}m) partially-corrugated tapered waveguide structure for mode coupling from a silicon micro-slab to a plasmonic nano-gap waveguide at the optical communication frequency. More than 80% transmission efficiency…

Optics · Physics 2013-04-03 Y. Liu , Y. Lai

Benefiting from the ultra-wide bandwidth, terahertz (THz) communication is becoming a promising technology for future 6G networks. For THz communication, precoding is an essential technique to overcome the severe path loss of THz signals in…

Information Theory · Computer Science 2020-05-22 Jingbo Tan , Linglong Dai

We demonstrate a novel, composite laser written 3D waveguide, fabricated in boro-aluminosilicate glass, with a refractive index contrast of 1.12 x 10^-2. The waveguide is fabricated using a multi-pass approach which leverages the respective…

We study topologically-protected four-wave mixing (FWM) interactions in a plasmonic metasurface consisting of a periodic array of nanoholes in a graphene sheet, which exhibits a wide topological bandgap at terahertz frequencies upon the…

Optics · Physics 2020-04-07 Jian Wei You , Zhihao Lan , Nicolae C. Panoiu

Photonic integrated circuits utilize various waveguide materials, each excelling in specific metrics like efficient light emission, low propagation loss, high electro-optic efficiency, and potential for mass production. Inherent…

This article aims at providing insights for a comprehensive understanding of terahertz (THz) propagation channels. Specifically, we discuss essential THz channel characteristics to be well understood for the success of THz communications.…

Signal Processing · Electrical Eng. & Systems 2023-02-28 Xuesong Cai , Xiang Cheng , Fredrik Tufvesson

Terahertz (THz) communication is a promising technology for future wireless communications, offering data rates of up to several terabits-per-second (Tbps). However, the range of THz band communications is often limited by high pathloss and…

Signal Processing · Electrical Eng. & Systems 2024-01-29 Muddasir Rahim , Thanh Luan Nguyen , Georges Kaddoum , Tri Nhu Do

We propose a novel kind of the low-loss THz Waveguide Bragg Grating (TWBG) fabricated using plasmonic two-wire waveguide and a micromachined paper grating for potential applications in THz communications. Two TWBGs were fabricated with…

User-centric and low latency communications can be enabled not only by small cells but also through ubiquitous connectivity. Recently, the vertical heterogeneous network (V-HetNet) architecture is proposed to backhaul/fronthaul a large…

Information Theory · Computer Science 2020-09-16 Kürşat Tekbıyık , Ali Rıza Ekti , Güneş Karabulut Kurt , Ali Görçin , Halim Yanıkömeroğlu
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