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Investigation of hollow cylindrical metal terahertz waveguides suitable for cryogenic environments

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Investigation of hollow cylindrical metal terahertz waveguides suitable for cryogenic environments. / Wallis, R.; Degl'Innocenti, Riccardo; Jessop, D. S.; Mitrofanov, O.; Bledt, C. M.; Melzer, J. E.; Harrington, J. A.; Beere, H. E.; Ritchie, D. A.

In: Optics Express, Vol. 24, No. 26, 26.12.2016, p. 30002-30014.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Wallis, R, Degl'Innocenti, R, Jessop, DS, Mitrofanov, O, Bledt, CM, Melzer, JE, Harrington, JA, Beere, HE & Ritchie, DA 2016, 'Investigation of hollow cylindrical metal terahertz waveguides suitable for cryogenic environments', Optics Express, vol. 24, no. 26, pp. 30002-30014. https://doi.org/10.1364/OE.24.030002

APA

Wallis, R., Degl'Innocenti, R., Jessop, D. S., Mitrofanov, O., Bledt, C. M., Melzer, J. E., Harrington, J. A., Beere, H. E., & Ritchie, D. A. (2016). Investigation of hollow cylindrical metal terahertz waveguides suitable for cryogenic environments. Optics Express, 24(26), 30002-30014. https://doi.org/10.1364/OE.24.030002

Vancouver

Wallis R, Degl'Innocenti R, Jessop DS, Mitrofanov O, Bledt CM, Melzer JE et al. Investigation of hollow cylindrical metal terahertz waveguides suitable for cryogenic environments. Optics Express. 2016 Dec 26;24(26):30002-30014. https://doi.org/10.1364/OE.24.030002

Author

Wallis, R. ; Degl'Innocenti, Riccardo ; Jessop, D. S. ; Mitrofanov, O. ; Bledt, C. M. ; Melzer, J. E. ; Harrington, J. A. ; Beere, H. E. ; Ritchie, D. A. / Investigation of hollow cylindrical metal terahertz waveguides suitable for cryogenic environments. In: Optics Express. 2016 ; Vol. 24, No. 26. pp. 30002-30014.

Bibtex

@article{48efe263acc645dc8d2575133c102491,
title = "Investigation of hollow cylindrical metal terahertz waveguides suitable for cryogenic environments",
abstract = "The field of terahertz (THz) waveguides continues to grow rapidly, with many being tailored to suit the specific demands of a particular final application. Here, we explore waveguides capable of enabling efficient and accurate power delivery within cryogenic environments (<4 K). The performance of extruded hollow cylindrical metal waveguides made of un-annealed and annealed copper, as well as stainless steel, have been investigated for bore diameters between 1.75 - 4.6 mm, and at frequencies of 2.0, 2.85 and 3.4 THz, provided by a suitable selection of THz quantum cascade lasers. The annealed copper resulted in the lowest transmission losses, <3 dB/m for a 4.6 mm diameter waveguide, along with 90° bending losses as low as ∼2 dB for a bend radius of 15.9 mm. The observed trends in losses were subsequently analyzed and related to measured inner surface roughness parameters. These results provide a foundation for the development of a wide array of demanding lowtemperature THz applications, and enabling the study of fundamental physics.",
author = "R. Wallis and Riccardo Degl'Innocenti and Jessop, {D. S.} and O. Mitrofanov and Bledt, {C. M.} and Melzer, {J. E.} and Harrington, {J. A.} and Beere, {H. E.} and Ritchie, {D. A.}",
year = "2016",
month = dec,
day = "26",
doi = "10.1364/OE.24.030002",
language = "English",
volume = "24",
pages = "30002--30014",
journal = "Optics Express",
issn = "1094-4087",
publisher = "Optical Society of American (OSA)",
number = "26",

}

RIS

TY - JOUR

T1 - Investigation of hollow cylindrical metal terahertz waveguides suitable for cryogenic environments

AU - Wallis, R.

AU - Degl'Innocenti, Riccardo

AU - Jessop, D. S.

AU - Mitrofanov, O.

AU - Bledt, C. M.

AU - Melzer, J. E.

AU - Harrington, J. A.

AU - Beere, H. E.

AU - Ritchie, D. A.

PY - 2016/12/26

Y1 - 2016/12/26

N2 - The field of terahertz (THz) waveguides continues to grow rapidly, with many being tailored to suit the specific demands of a particular final application. Here, we explore waveguides capable of enabling efficient and accurate power delivery within cryogenic environments (<4 K). The performance of extruded hollow cylindrical metal waveguides made of un-annealed and annealed copper, as well as stainless steel, have been investigated for bore diameters between 1.75 - 4.6 mm, and at frequencies of 2.0, 2.85 and 3.4 THz, provided by a suitable selection of THz quantum cascade lasers. The annealed copper resulted in the lowest transmission losses, <3 dB/m for a 4.6 mm diameter waveguide, along with 90° bending losses as low as ∼2 dB for a bend radius of 15.9 mm. The observed trends in losses were subsequently analyzed and related to measured inner surface roughness parameters. These results provide a foundation for the development of a wide array of demanding lowtemperature THz applications, and enabling the study of fundamental physics.

AB - The field of terahertz (THz) waveguides continues to grow rapidly, with many being tailored to suit the specific demands of a particular final application. Here, we explore waveguides capable of enabling efficient and accurate power delivery within cryogenic environments (<4 K). The performance of extruded hollow cylindrical metal waveguides made of un-annealed and annealed copper, as well as stainless steel, have been investigated for bore diameters between 1.75 - 4.6 mm, and at frequencies of 2.0, 2.85 and 3.4 THz, provided by a suitable selection of THz quantum cascade lasers. The annealed copper resulted in the lowest transmission losses, <3 dB/m for a 4.6 mm diameter waveguide, along with 90° bending losses as low as ∼2 dB for a bend radius of 15.9 mm. The observed trends in losses were subsequently analyzed and related to measured inner surface roughness parameters. These results provide a foundation for the development of a wide array of demanding lowtemperature THz applications, and enabling the study of fundamental physics.

U2 - 10.1364/OE.24.030002

DO - 10.1364/OE.24.030002

M3 - Journal article

AN - SCOPUS:85009284654

VL - 24

SP - 30002

EP - 30014

JO - Optics Express

JF - Optics Express

SN - 1094-4087

IS - 26

ER -