Results 11 to 20 of about 148,956 (197)

Reconfigurable Terahertz Spatial Deflection Varifocal Metamirror

open access: yesMicromachines, 2023
A traditional optical lens usually has a fixed focus, and its focus controlling relies on a bulky lens component, which makes integration difficult.
Jianhui Fang   +10 more
doaj   +1 more source

Recent progress in terahertz metamaterial modulators

open access: yesNanophotonics, 2022
The terahertz (0.1–10 THz) range represents a fast-evolving research and industrial field. The great interest for this portion of the electromagnetic spectrum, which lies between the photonics and the electronics ranges, stems from the unique and ...
R. Degl’Innocenti   +2 more
semanticscholar   +1 more source

An Overview of Signal Processing Techniques for Terahertz Communications [PDF]

open access: yesProceedings of the IEEE, 2020
Terahertz (THz)-band communications are a key enabler for future-generation wireless communication systems that promise to integrate a wide range of data-demanding applications.
Hadi Sarieddeen   +2 more
semanticscholar   +1 more source

High-Bandwidth Coherent OFDM-Nyquist-TDM Transceiver With Low-Bandwidth Electronics

open access: yesIEEE Access, 2023
We present a broadband coherent orthogonal frequency-division multiplexing (OFDM) transceiver based on orthogonal sampling and low bandwidth electronic analog signal processing.
Younus Mandalawi   +4 more
doaj   +1 more source

Terahertz Characteristics of Magnetic Fluid Based on Microfluidic Technology

open access: yesInternational Journal of Optics, 2021
Magnetic fluid is a new functional material with both liquid fluidity and solid magnetism, which has important application value in medicine, biology, and so on. In this study, terahertz technology and microfluidic technology were combined to investigate
Xinyuan Zhao   +7 more
doaj   +1 more source

A Novel Method for the Enhancement of Composite Materials’ Terahertz Image Using Unsharp Masking and Guided Filtering Technology

open access: yesFrontiers in Physics, 2021
When terahertz imaging technology is used for the nondestructive testing of composite materials, the signal is often affected by the experimental environment and internal noise of the system, as well as the absorption and scattering effect of the tested ...
Zhilong Li   +8 more
doaj   +1 more source

Terahertz Absorption Properties of Two Solid Amino Acids and Their Aqueous Solutions

open access: yesInternational Journal of Optics, 2021
A new type of embedded cyclic olefin copolymer microfluidic chip was designed and combined with terahertz (THz) technology to study the effects of glycine and arginine on the THz wave absorption characteristics.
Ping Ye   +6 more
doaj   +1 more source

Roadmap of Terahertz Imaging 2021

open access: yesItalian National Conference on Sensors, 2021
In this roadmap article, we have focused on the most recent advances in terahertz (THz) imaging with particular attention paid to the optimization and miniaturization of the THz imaging systems.
G. Valušis   +4 more
semanticscholar   +1 more source

Recent Advances in the Development of Materials for Terahertz Metamaterial Sensing

open access: yesAdvanced Optical Materials, 2021
Terahertz metamaterial sensing (TMS) is a new interdisciplinary technology. A TMS system employs terahertz waves as the pumping source, these then interact with the sample and carry the substance information, e.g., refractive index, absorption spectra ...
Suling Shen   +6 more
semanticscholar   +1 more source

Applications of Terahertz Spectroscopy in the Detection and Recognition of Substances

open access: yesFrontiers of Physics, 2022
Recently, terahertz spectroscopy has received a lot of attention because of its unique properties such as biosafety, fingerprint spectrum, and good penetration.
Xiaojian Fu   +4 more
semanticscholar   +1 more source

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