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Journal ArticleDOI

Cutting-edge terahertz technology

Masayoshi Tonouchi
- 01 Feb 2007 - 
- Vol. 1, Iss: 2, pp 97-105
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TLDR
An overview of the status of the terahertz technology, its uses and its future prospects are presented in this article, with a focus on the use of the waveband in a wide range of applications.
Abstract
Research into terahertz technology is now receiving increasing attention around the world, and devices exploiting this waveband are set to become increasingly important in a very diverse range of applications. Here, an overview of the status of the technology, its uses and its future prospects are presented.

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Citations
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Graphene based materials: Past, present and future

TL;DR: Graphene and its derivatives are being studied in nearly every field of science and engineering as mentioned in this paper, and recent progress has shown that the graphene-based materials can have a profound impact on electronic and optoelectronic devices, chemical sensors, nanocomposites and energy storage.
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Photodetectors based on graphene, other two-dimensional materials and hybrid systems

TL;DR: An overview and evaluation of state-of-the-art photodetectors based on graphene, other two-dimensional materials, and hybrid systems based on the combination of differentTwo-dimensional crystals or of two- dimensional crystals and other (nano)materials, such as plasmonic nanoparticles, semiconductors, quantum dots, or their integration with (silicon) waveguides are provided.
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Science and technology roadmap for graphene, related two-dimensional crystals, and hybrid systems

Andrea C. Ferrari, +68 more
- 04 Mar 2015 - 
TL;DR: An overview of the key aspects of graphene and related materials, ranging from fundamental research challenges to a variety of applications in a large number of sectors, highlighting the steps necessary to take GRMs from a state of raw potential to a point where they might revolutionize multiple industries are provided.
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Graphene photodetectors for high-speed optical communications

TL;DR: In this paper, an asymmetric metallization scheme is adopted to break the mirror symmetry of the internal electric-field profile in conventional graphene field effect transistor channels, allowing for efficient photodetection.
Journal ArticleDOI

Terahertz quantum-cascade lasers

TL;DR: In this paper, the state-of-the-art and future prospects for terahertz quantum-cascade laser systems are reviewed, including efforts to increase their operating temperatures, deliver higher output powers and emit longer wavelengths.
References
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BookDOI

Sensing with terahertz radiation

TL;DR: In this paper, the authors describe the use of photomixers for continuous-wave terahertz radiation and apply them to time domain ranging and scattering in bio-medical applications.
Journal ArticleDOI

Dynamical electric and magnetic metamaterial response at terahertz frequencies.

TL;DR: Utilizing terahertz time domain spectroscopy, the electromagnetic response of planar split ring resonators fabricated on GaAs is characterized and optical excitation is sufficient to turn off the electric resonance demonstrating the potential of SRR terAhertz switches.
Journal ArticleDOI

Terahertz pulse imaging in reflection geometry of human skin cancer and skin tissue

TL;DR: By studying the terahertz pulse shape in the time domain, TPI is able to differentiate between diseased and normal tissue for the study of basal cell carcinoma (BCC) and inflammation and scar tissue.
Journal ArticleDOI

Integrated THz technology for label-free genetic diagnostics

TL;DR: In this paper, a promising approach for the label-free analysis of DNA molecules using direct probing of the binding state of DNA with electromagnetic waves at THz frequencies is reported, which provides a drastically enhanced sensitivity enabling analysis down to femtomol levels.
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