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    Rights statement: Copyright 2018 American Institute of Physics. The following article appeared in Applied Physics Letters, 112, (20) 2018 and may be found at http://dx.doi.org/10.1063/1.5027687 This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.

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Amplitude stabilization and active control of a terahertz quantum cascade laser with a graphene loaded split-ring-resonator array

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Amplitude stabilization and active control of a terahertz quantum cascade laser with a graphene loaded split-ring-resonator array. / Wei, Binbin; Kindness, Stephen; Almond, Nikita et al.
In: Applied Physics Letters, Vol. 112, No. 20, 201102, 15.05.2018.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Wei, B, Kindness, S, Almond, N, Wallis, R, Wu, Y, Ren, Y, Shi, SC, Braeuninger-Weimer, P, Hofmann, S, Beere, HE, Ritchie, D & Degl'Innocenti, R 2018, 'Amplitude stabilization and active control of a terahertz quantum cascade laser with a graphene loaded split-ring-resonator array', Applied Physics Letters, vol. 112, no. 20, 201102. https://doi.org/10.1063/1.5027687

APA

Wei, B., Kindness, S., Almond, N., Wallis, R., Wu, Y., Ren, Y., Shi, S. C., Braeuninger-Weimer, P., Hofmann, S., Beere, H. E., Ritchie, D., & Degl'Innocenti, R. (2018). Amplitude stabilization and active control of a terahertz quantum cascade laser with a graphene loaded split-ring-resonator array. Applied Physics Letters, 112(20), Article 201102. https://doi.org/10.1063/1.5027687

Vancouver

Wei B, Kindness S, Almond N, Wallis R, Wu Y, Ren Y et al. Amplitude stabilization and active control of a terahertz quantum cascade laser with a graphene loaded split-ring-resonator array. Applied Physics Letters. 2018 May 15;112(20):201102. doi: 10.1063/1.5027687

Author

Wei, Binbin ; Kindness, Stephen ; Almond, Nikita et al. / Amplitude stabilization and active control of a terahertz quantum cascade laser with a graphene loaded split-ring-resonator array. In: Applied Physics Letters. 2018 ; Vol. 112, No. 20.

Bibtex

@article{7477a74b3aa04604ad8ce9c057de88c8,
title = "Amplitude stabilization and active control of a terahertz quantum cascade laser with a graphene loaded split-ring-resonator array",
abstract = "We demonstrate the amplitude stabilization of a 2.85 THz quantum cascade laser with a graphene loaded split-ring-resonator array, acting as an external amplitude modulator. The transmittance of the modulator can be actively changed by modifying the graphene conductivity via electrostatic back-gating. The modulator operates at room temperature and is capable of actively modulating the quantum cascade laser power level and thus stabilizing the power output via a proportional-integral-derivative feedback control loop. The stability was enhanced by more than 10 times through actively tuning the modulation. Furthermore, this approach can be used to externally control the laser power with a high level of stability",
author = "Binbin Wei and Stephen Kindness and Nikita Almond and Robert Wallis and Y. Wu and Yuan Ren and Shi, {S. C.} and Philipp Braeuninger-Weimer and Stephan Hofmann and Beere, {Harvey E.} and David Ritchie and Riccardo Degl'Innocenti",
note = "Copyright 2018 American Institute of Physics. The following article appeared in Applied Physics Letters, 112, (20) 2018 and may be found at http://dx.doi.org/10.1063/1.5027687 This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.",
year = "2018",
month = may,
day = "15",
doi = "10.1063/1.5027687",
language = "English",
volume = "112",
journal = "Applied Physics Letters",
issn = "0003-6951",
publisher = "American Institute of Physics Inc.",
number = "20",

}

RIS

TY - JOUR

T1 - Amplitude stabilization and active control of a terahertz quantum cascade laser with a graphene loaded split-ring-resonator array

AU - Wei, Binbin

AU - Kindness, Stephen

AU - Almond, Nikita

AU - Wallis, Robert

AU - Wu, Y.

AU - Ren, Yuan

AU - Shi, S. C.

AU - Braeuninger-Weimer, Philipp

AU - Hofmann, Stephan

AU - Beere, Harvey E.

AU - Ritchie, David

AU - Degl'Innocenti, Riccardo

N1 - Copyright 2018 American Institute of Physics. The following article appeared in Applied Physics Letters, 112, (20) 2018 and may be found at http://dx.doi.org/10.1063/1.5027687 This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.

PY - 2018/5/15

Y1 - 2018/5/15

N2 - We demonstrate the amplitude stabilization of a 2.85 THz quantum cascade laser with a graphene loaded split-ring-resonator array, acting as an external amplitude modulator. The transmittance of the modulator can be actively changed by modifying the graphene conductivity via electrostatic back-gating. The modulator operates at room temperature and is capable of actively modulating the quantum cascade laser power level and thus stabilizing the power output via a proportional-integral-derivative feedback control loop. The stability was enhanced by more than 10 times through actively tuning the modulation. Furthermore, this approach can be used to externally control the laser power with a high level of stability

AB - We demonstrate the amplitude stabilization of a 2.85 THz quantum cascade laser with a graphene loaded split-ring-resonator array, acting as an external amplitude modulator. The transmittance of the modulator can be actively changed by modifying the graphene conductivity via electrostatic back-gating. The modulator operates at room temperature and is capable of actively modulating the quantum cascade laser power level and thus stabilizing the power output via a proportional-integral-derivative feedback control loop. The stability was enhanced by more than 10 times through actively tuning the modulation. Furthermore, this approach can be used to externally control the laser power with a high level of stability

U2 - 10.1063/1.5027687

DO - 10.1063/1.5027687

M3 - Journal article

VL - 112

JO - Applied Physics Letters

JF - Applied Physics Letters

SN - 0003-6951

IS - 20

M1 - 201102

ER -