Home > Research > Publications & Outputs > Graphene-loaded metal wire grating for deep and...

Electronic data

  • Revised version

    Rights statement: © 2018 Optical Society of America. Users may use, reuse, and build upon the article, or use the article for text or data mining, so long as such uses are for non-commercial purposes and appropriate attribution is maintained. All other rights are reserved.

    Accepted author manuscript, 4.73 MB, PDF document

    Available under license: CC BY-NC: Creative Commons Attribution-NonCommercial 4.0 International License

Links

Text available via DOI:

View graph of relations

Graphene-loaded metal wire grating for deep and broadband THz modulation in total internal reflection geometry

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Published

Standard

Graphene-loaded metal wire grating for deep and broadband THz modulation in total internal reflection geometry. / Sun, Yiwen; Degl'Innocenti, Riccardo; Ritchie, David et al.

In: Photonics Research, Vol. 6, No. 12, 21.11.2018, p. 1151-1157.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Sun, Y, Degl'Innocenti, R, Ritchie, D, Beere, H, Xiao, L, Ruggiero, M, Zeitler, JA, Stantchev, R, Chen, D, Peng, Z, MacPherson, E & Liu, X 2018, 'Graphene-loaded metal wire grating for deep and broadband THz modulation in total internal reflection geometry', Photonics Research, vol. 6, no. 12, pp. 1151-1157. https://doi.org/10.1364/PRJ.6.001151

APA

Sun, Y., Degl'Innocenti, R., Ritchie, D., Beere, H., Xiao, L., Ruggiero, M., Zeitler, J. A., Stantchev, R., Chen, D., Peng, Z., MacPherson, E., & Liu, X. (2018). Graphene-loaded metal wire grating for deep and broadband THz modulation in total internal reflection geometry. Photonics Research, 6(12), 1151-1157. https://doi.org/10.1364/PRJ.6.001151

Vancouver

Sun Y, Degl'Innocenti R, Ritchie D, Beere H, Xiao L, Ruggiero M et al. Graphene-loaded metal wire grating for deep and broadband THz modulation in total internal reflection geometry. Photonics Research. 2018 Nov 21;6(12):1151-1157. Epub 2018 Oct 26. doi: 10.1364/PRJ.6.001151

Author

Sun, Yiwen ; Degl'Innocenti, Riccardo ; Ritchie, David et al. / Graphene-loaded metal wire grating for deep and broadband THz modulation in total internal reflection geometry. In: Photonics Research. 2018 ; Vol. 6, No. 12. pp. 1151-1157.

Bibtex

@article{ebf899b72dbe4eeb85a99629cdd9185b,
title = "Graphene-loaded metal wire grating for deep and broadband THz modulation in total internal reflection geometry",
abstract = "We employed a metallic wire grating loaded with graphene and operating in total internal reflection (TIR) geometry to realize deep and broadband THz modulation. The non-resonant field enhancement effect of the evanescent wave in TIR geometry and in the subwavelength wire grating was combined to demonstrate a∼ 77% modulation depth (MD) in the frequency range of 0.2–1.4 THz. This MD, achieved electrically with a SiO2∕Si gated graphene device, was 4.5 times higher than that of the device without a metal grating in transmission geometry. By optimizing the parameters of the metallic wire grating, the required sheet conductivity of graphene for deep modulation was lowered to 0.87 mS. This work has potential applications in THz communication and real-time THz imaging",
keywords = "graphene, Terahertz, Modulators, grating",
author = "Yiwen Sun and Riccardo Degl'Innocenti and David Ritchie and Harvey Beere and Long Xiao and Michael Ruggiero and Zeitler, {J. Axel} and Rayko Stantchev and Danny Chen and Zhengchun Peng and Emma MacPherson and Xudong Liu",
note = "{\textcopyright} 2018 Optical Society of America. Users may use, reuse, and build upon the article, or use the article for text or data mining, so long as such uses are for non-commercial purposes and appropriate attribution is maintained. All other rights are reserved.",
year = "2018",
month = nov,
day = "21",
doi = "10.1364/PRJ.6.001151",
language = "English",
volume = "6",
pages = "1151--1157",
journal = "Photonics Research",
issn = "2327-9125",
publisher = "OSA Publishing",
number = "12",

}

RIS

TY - JOUR

T1 - Graphene-loaded metal wire grating for deep and broadband THz modulation in total internal reflection geometry

AU - Sun, Yiwen

AU - Degl'Innocenti, Riccardo

AU - Ritchie, David

AU - Beere, Harvey

AU - Xiao, Long

AU - Ruggiero, Michael

AU - Zeitler, J. Axel

AU - Stantchev, Rayko

AU - Chen, Danny

AU - Peng, Zhengchun

AU - MacPherson, Emma

AU - Liu, Xudong

N1 - © 2018 Optical Society of America. Users may use, reuse, and build upon the article, or use the article for text or data mining, so long as such uses are for non-commercial purposes and appropriate attribution is maintained. All other rights are reserved.

PY - 2018/11/21

Y1 - 2018/11/21

N2 - We employed a metallic wire grating loaded with graphene and operating in total internal reflection (TIR) geometry to realize deep and broadband THz modulation. The non-resonant field enhancement effect of the evanescent wave in TIR geometry and in the subwavelength wire grating was combined to demonstrate a∼ 77% modulation depth (MD) in the frequency range of 0.2–1.4 THz. This MD, achieved electrically with a SiO2∕Si gated graphene device, was 4.5 times higher than that of the device without a metal grating in transmission geometry. By optimizing the parameters of the metallic wire grating, the required sheet conductivity of graphene for deep modulation was lowered to 0.87 mS. This work has potential applications in THz communication and real-time THz imaging

AB - We employed a metallic wire grating loaded with graphene and operating in total internal reflection (TIR) geometry to realize deep and broadband THz modulation. The non-resonant field enhancement effect of the evanescent wave in TIR geometry and in the subwavelength wire grating was combined to demonstrate a∼ 77% modulation depth (MD) in the frequency range of 0.2–1.4 THz. This MD, achieved electrically with a SiO2∕Si gated graphene device, was 4.5 times higher than that of the device without a metal grating in transmission geometry. By optimizing the parameters of the metallic wire grating, the required sheet conductivity of graphene for deep modulation was lowered to 0.87 mS. This work has potential applications in THz communication and real-time THz imaging

KW - graphene

KW - Terahertz

KW - Modulators

KW - grating

U2 - 10.1364/PRJ.6.001151

DO - 10.1364/PRJ.6.001151

M3 - Journal article

VL - 6

SP - 1151

EP - 1157

JO - Photonics Research

JF - Photonics Research

SN - 2327-9125

IS - 12

ER -