Electromagnetic simulation and microwave circuit approach of heat transport in superconducting qubits

Christoforus Dimas Satrya*, Andrew Guthrie, Ilari K. Mäkinen, Jukka P. Pekola

*Corresponding author for this work

Research output: Contribution to journalArticleScientificpeer-review

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Abstract

The study of quantum heat transport in superconducting circuits is significant for further understanding the connection between quantum mechanics and thermodynamics, and for possible applications for quantum information. The first experimental realisations of devices demonstrating photonic heat transport mediated by a qubit have already been designed and measured. Motivated by the analysis of such experimental results, and for future experimental designs, we numerically evaluate the photonic heat transport of qubit-resonator devices in the linear circuit regime through electromagnetic simulations using Sonnet software, and compare with microwave circuit theory. We show that the method is a powerful tool to calculate heat transport and predict unwanted parasitic resonances and background.

Original languageEnglish
Article number015005
JournalJournal of Physics Communications
Volume7
Issue number1
DOIs
Publication statusPublished - 23 Feb 2023
MoE publication typeA1 Journal article-refereed

Funding

We acknowledge Dr. Yu-Cheng Chang, Dr. Dmitry Golubev and Dr. George Thomas for technical support and insightful discussions. We thank Dr. Alberto Ronzani for providing us with the raw data for []. This work is financially supported through the Foundational Questions Institute Fund (FQXi) via Grant No. FQXi-IAF19-06, Academy of Finland grants 312 057 and from the European Unions Horizon 2020 research and innovation programme under the European Research Council (ERC) (Grant No. 742 559). We acknowledge the provision of facilities by OtaNano—Low-Temperature Laboratory of Aalto University to perform this research. We acknowledge Dr. Yu-Cheng Chang, Dr. Dmitry Golubev and Dr. George Thomas for technical support and insightful discussions. We thank Dr. Alberto Ronzani for providing us with the raw data for [22]. This work is financially supported through the Foundational Questions Institute Fund (FQXi) via Grant No. FQXi-IAF19-06, Academy of Finland grants 312 057 and from the European Unions Horizon 2020 research and innovation programme under the European Research Council (ERC) (Grant No. 742 559). We acknowledge the provision of facilities by OtaNano—Low-Temperature Laboratory of Aalto University to perform this research.

Keywords

  • electromagnetic simulation
  • photonic heat transport
  • quantum information
  • quantum thermodynamics
  • Sonnet
  • superconducting circuits
  • superconducting qubits

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  • QTF: Finnish Centre of Excellence in Quantum Technology

    Pekola, J. (Principal investigator), Golubev, D. (Project Member), Blanchet, F. (Project Member), Maillet, O. (Project Member), Mannila, E. (Project Member) & Marín Suárez, M. (Project Member)

    01/01/201831/12/2020

    Project: Academy of Finland: Other research funding

  • SQH: Superconducting quantum heat engines and refrigerators

    Pekola, J. (Principal investigator), Subero Rengel, D. (Project Member), Chiang, K.-H. (Project Member), Gubaydullin, A. (Project Member), Chang, Y.-C. (Project Member), Singh, S. (Project Member), Thomas, G. (Project Member), Upadhyay, R. (Project Member), von Scarpatetti, C. (Project Member), Serrati, E. (Project Member), Blanchet, F. (Project Member), Praks, E. (Project Member), Peltonen, J. (Project Member), Strelnikov, A. (Project Member), Chen, Z.-Y. (Project Member), Senior, J. (Project Member), Mannila, E. (Project Member), Lvov, D. (Project Member), Marín Suárez, M. (Project Member), Satrya, C. (Project Member), Lemziakov, S. (Project Member), Mäkinen, I. (Project Member), Dumas, H. (Project Member), Wang, L. (Project Member) & Karimi, B. (Project Member)

    27/09/201730/09/2023

    Project: EU: ERC grants

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