Towards microwave optomechanics using a superconducting carbon nanotube weak link

Tutkimustuotos: Artikkeli kirjassa/konferenssijulkaisussa

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Towards microwave optomechanics using a superconducting carbon nanotube weak link. / Will, Marco; Kaikkonen, Jukka-Pekka; Golubev, Dmitry; Liao, Yongping; Laiho, Patrik; Thanniyil Sebastian, Abhilash; Hakonen, Pertti J.

2019. Posterin esittämispaikka: International Conference on the Science and Application of Nanotubes and Low-Dimensional Materials , Würzburg, Saksa.

Tutkimustuotos: Artikkeli kirjassa/konferenssijulkaisussa

Harvard

APA

Will, M., Kaikkonen, J-P., Golubev, D., Liao, Y., Laiho, P., Thanniyil Sebastian, A., & Hakonen, P. J. (2019). Towards microwave optomechanics using a superconducting carbon nanotube weak link. Posterin esittämispaikka: International Conference on the Science and Application of Nanotubes and Low-Dimensional Materials , Würzburg, Saksa.

Vancouver

Will M, Kaikkonen J-P, Golubev D, Liao Y, Laiho P, Thanniyil Sebastian A et al. Towards microwave optomechanics using a superconducting carbon nanotube weak link. 2019. Posterin esittämispaikka: International Conference on the Science and Application of Nanotubes and Low-Dimensional Materials , Würzburg, Saksa.

Author

Will, Marco ; Kaikkonen, Jukka-Pekka ; Golubev, Dmitry ; Liao, Yongping ; Laiho, Patrik ; Thanniyil Sebastian, Abhilash ; Hakonen, Pertti J. / Towards microwave optomechanics using a superconducting carbon nanotube weak link. Posterin esittämispaikka: International Conference on the Science and Application of Nanotubes and Low-Dimensional Materials , Würzburg, Saksa.

Bibtex - Lataa

@conference{90092527e4bc4e328bc1a8a019ae9fab,
title = "Towards microwave optomechanics using a superconducting carbon nanotube weak link",
abstract = "Utilizing the ultra-high sensitivity of a superconducting single-walled carbon nanotube (SWCNT) sensor to probe the quantum ground state is a promising experimental approach for investigations of macroscopic quantum phenomena. However, reproducible and reliable fabrication of such devices is still to be shown due to the demands on high temperature stable materials that the SWCNT growth requires and the crucial role the contact resistance plays for inducing superconductivity into the SWCNT. We approach the challenge with suspended, 300nm long SWCNT contacted on MoRe leads. Good transparency of the superconductor-nanotube contacts allows observation of proxomity induced supercurrents of up to 50 nA, tuneable by gate induced charge. Additionally, we have developed a method to pick-up and place individual suspended SWCNT selectively on metal-electrodes. Using such weak links in an optomechanical microwave setting, coupling energies on the order of 100 kHz can be reached between the mechanical resonator and the electrical cavity",
author = "Marco Will and Jukka-Pekka Kaikkonen and Dmitry Golubev and Yongping Liao and Patrik Laiho and {Thanniyil Sebastian}, Abhilash and Hakonen, {Pertti J.}",
year = "2019",
month = "7",
language = "English",
note = "International Conference on the Science and Application of Nanotubes and Low-Dimensional Materials , NT ; Conference date: 21-07-2019 Through 26-07-2019",
url = "https://www2.uni-wuerzburg.de/NT19/index.php/NT19_main/committee",

}

RIS - Lataa

TY - CONF

T1 - Towards microwave optomechanics using a superconducting carbon nanotube weak link

AU - Will, Marco

AU - Kaikkonen, Jukka-Pekka

AU - Golubev, Dmitry

AU - Liao, Yongping

AU - Laiho, Patrik

AU - Thanniyil Sebastian, Abhilash

AU - Hakonen, Pertti J.

PY - 2019/7

Y1 - 2019/7

N2 - Utilizing the ultra-high sensitivity of a superconducting single-walled carbon nanotube (SWCNT) sensor to probe the quantum ground state is a promising experimental approach for investigations of macroscopic quantum phenomena. However, reproducible and reliable fabrication of such devices is still to be shown due to the demands on high temperature stable materials that the SWCNT growth requires and the crucial role the contact resistance plays for inducing superconductivity into the SWCNT. We approach the challenge with suspended, 300nm long SWCNT contacted on MoRe leads. Good transparency of the superconductor-nanotube contacts allows observation of proxomity induced supercurrents of up to 50 nA, tuneable by gate induced charge. Additionally, we have developed a method to pick-up and place individual suspended SWCNT selectively on metal-electrodes. Using such weak links in an optomechanical microwave setting, coupling energies on the order of 100 kHz can be reached between the mechanical resonator and the electrical cavity

AB - Utilizing the ultra-high sensitivity of a superconducting single-walled carbon nanotube (SWCNT) sensor to probe the quantum ground state is a promising experimental approach for investigations of macroscopic quantum phenomena. However, reproducible and reliable fabrication of such devices is still to be shown due to the demands on high temperature stable materials that the SWCNT growth requires and the crucial role the contact resistance plays for inducing superconductivity into the SWCNT. We approach the challenge with suspended, 300nm long SWCNT contacted on MoRe leads. Good transparency of the superconductor-nanotube contacts allows observation of proxomity induced supercurrents of up to 50 nA, tuneable by gate induced charge. Additionally, we have developed a method to pick-up and place individual suspended SWCNT selectively on metal-electrodes. Using such weak links in an optomechanical microwave setting, coupling energies on the order of 100 kHz can be reached between the mechanical resonator and the electrical cavity

M3 - Poster

ER -

ID: 35590853