English
Related papers

Related papers: A Measurement-Based Parameterization of Physics Re…

200 papers

A metallic ring based, diode-integrated, low-profile, power-dependent, reflective metasurface working from 3 GHz to 3.6 GHz is proposed in this letter. Unlike the previous study which shifts a band up and down to change the impedance of the…

Applied Physics · Physics 2022-06-15 Xiaozhen Yang , Erda Wen , Daniel F. Sievenpiper

We present an integrated THz spectroscopy and sensing platform featuring low loss, vacuum-like dispersion, and strong field confinement in the fundamental mode. Its performance was characterized experimentally for frequencies between 0.1…

Optics · Physics 2022-08-02 David Rohrbach , Bong Joo Kang , Elnaz Zyaee , Thomas Feurer

Terahertz (THz) communications are celebrated as key enablers for converged localization and sensing in future sixth-generation (6G) wireless communication systems and beyond. Instead of being a byproduct of the communication system,…

Signal Processing · Electrical Eng. & Systems 2022-11-16 Hui Chen , Hadi Sarieddeen , Tarig Ballal , Henk Wymeersch , Mohamed-Slim Alouini , Tareq Y. Al-Naffouri

The planar Goubau line is a promising low-loss metal waveguide for terahertz interconnects. To enable advanced system architectures and multi-port measurements based on planar Goubau lines, there is a strong need for broadband…

Applied Physics · Physics 2023-02-01 Juan Cabello-Sánchez , Vladimir Drakinskiy , Jan Stake , Helena Rodilla

Wireless networks operating at terahertz (THz) frequencies have been proposed as a promising candidate to support the ever-increasing capacity demand, which cannot be satisfied with existing radio-frequency (RF) technology. On the other…

Signal Processing · Electrical Eng. & Systems 2021-07-16 Yu Mei , Jianping An , Jianjun Ma , Lothar Moeller , John F. Federici

We propose using THz frequency selective surfaces interrogated with THz subwavelength optical fibers as sensors for monitoring of the optical properties of thick films that are brought in contact with such surfaces. Changes in the test film…

Optics · Physics 2013-11-26 Martin Girard , Maksim Skorobogatiy

We describe a simple method to experimentally determine the frequency dependencies of the per-unit-length resistance and conductance of transmission lines. The experiment is intended as a supplement to the classic measurement of the…

Physics Education · Physics 2020-12-25 J. S. Bobowski

Developing low-power, high-sensitivity photodetectors for the terahertz (THz) band that operate at room temperature is an important challenge in optoelectronics. In this study, we introduce a photo-thermal-electric (PTE) effect detector…

Terahertz (THz) communications are regarded as a pillar technology for the sixth generation (6G) wireless systems, by offering multi-ten-GHz bandwidth. To overcome the short transmission distance and huge propagation loss, ultra-massive…

Information Theory · Computer Science 2021-10-06 Chong Han , Longfei Yan , Jinhong Yuan

The measurement of very low reflection coefficients of anti-reflective coated interfaces has become a key issue for the realization of precision instruments such as the giant interferometers used for the detection of gravitational waves. We…

Optics · Physics 2023-03-22 Michel Lequime , Imran Khan , Myriam Zerrad , Claude Amra

Reconfigurable intelligent surface (RIS)-empowered communication, has been considered widely as one of the revolutionary technologies for next generation networks. However, due to the novel propagation characteristics of RISs, underlying…

Information Theory · Computer Science 2023-05-16 Jian Sang , Mingyong Zhou , Jifeng Lan , Boning Gao , Wankai Tang , Xiao Li , Shi Jin , Ertugrul Basar , Cen Li , Qiang Cheng , Tie Jun Cui

Wireless connectivity in airplanes is becoming more important, demanded, and common. One of the largest bottlenecks with the in-flight Internet is that the airplane is far away from both the satellites and the ground base stations during…

Signal Processing · Electrical Eng. & Systems 2020-09-30 J. Kokkoniemi , J. M. Jornet , V. Petrov , E. Koucheryavy , M. Juntti

In 6G wireless communications, functional terahertz reflecting metasurfaces are expected to play increasingly important roles such as beamforming and beamsteering. This paper demonstrates the design of a functional and efficient beamforming…

Optics · Physics 2023-06-06 Fahim Ferdous Hossain , John F. OHara

A superconducting microstrip half-wavelength resonator is proposed as a suitable band-pass filter for broadband moderate spectral resolution spectroscopy for terahertz (THz) astronomy. The proposed filter geometry has a free spectral range…

Instrumentation and Methods for Astrophysics · Physics 2021-09-23 Alejandro Pascual Laguna , Kenichi Karatsu , David J. Thoen , Vignesh Murugesan , Bruno T. Buijtendorp , Akira Endo , Jochem J. A. Baselmans

Reflection high-energy electron diffraction (RHEED) is a powerful tool for characterizing crystal surface structures. However, the setup geometry leads to distorted and complicated patterns, which are not straightforward to link to the…

Materials Science · Physics 2022-08-25 Chong Liu , Kai Chang , Ke Zou

This paper presents novel methods for parameter identification in electrical grids with small numbers of spatially distributed measuring devices, which is an issue for distribution system operators managing aged and not properly mapped…

Systems and Control · Electrical Eng. & Systems 2023-08-21 Steven de Jongh , Felicitas Mueller , Claudio Cañizares , Thomas Leibfried , Kankar Bhattacharya

Extremely large aperture arrays (ELAAs) and millimeter-wave (mmWave) technologies are essential for achieving high data rates in future wireless communication systems. To perform precise beamforming, these systems require accurate channel…

Signal Processing · Electrical Eng. & Systems 2026-05-22 Heling Zhang , Xiujun Zhang , Xiaofeng Zhong , Shidong Zhou

The recent development of the terahertz waveguide makes it an excellent platform for integrating many intriguing functionalities, which offers tremendous potential to build compact and robust terahertz systems. In the context of…

Subwavelength-slotted parallel plate waveguides exhibit a localized electromagnetic resonance bound to the slits at a frequency slightly below the transverse electric cutoff [R. Merlin, Phys. Rev. X 2, 031015 (2012)]. The resonance is…

Optics · Physics 2016-11-23 Meredith Henstridge , J. Zhou , L. Jay Guo , R. Merlin

Wireless communications and sensing at terahertz (THz) band are increasingly investigated as promising short-range technologies because of the availability of high operational bandwidth at THz. In order to address the extremely high…

Signal Processing · Electrical Eng. & Systems 2021-12-15 Ahmet M. Elbir , Kumar Vijay Mishra , Symeon Chatzinotas