古煥宇
職稱
助理教授
Office_Hour
辦公室電話
02-77496083
E-mail
huan.yu@ntnu.edu.tw
開放學者平台
https://scholar.lib.ntnu.edu.tw/zh/persons/煥宇-古
最高學歷
國立成功大學博士
研究領域
  1. 量子資訊
  2. 量子基礎論
  3. 量子關聯性
研究專長
  1. 理論研究量子關連性及量子基礎論以及此兩個領域於量子資訊的應用
實驗室
我們實驗室探討了量子糾纏、量子非局域性、因果論、量子關聯性、資源理論，以及他們的應用於量子資訊理論當中。
我們也會使用雲端量子電腦進行雲端實驗，進而驗證以上之應用。
進入實驗室將可以學習到量子基礎，量子資訊理論，以及如何使用雲端量子電腦。
歡迎有興趣的學生加入實驗室。

    2025

  1. Accelerating multipartite entanglement generation in non-Hermitian superconducting qubits
    Gashu Feyisa, C., You, J. S. , Ku, H. Y. & Jen, H. H., 2025 Apr 1 , In: Quantum Science and Technology. 10 , 2 , 025021.
  2. Dynamical resource theory of incompatibility preservability
    Hsieh, C. Y., Stratton, B., Wu, C. H. & Ku, H. Y. , 2025 Feb , In: Physical Review A. 111 , 2 , 022422.
  3. Experimentally enhancing high-dimensional subchannel discrimination via optimal local filtering
    Shih, Y. A., Chang, W. G., Tabia, G. N. M., Weng, H. C., Tsai, T. Y., Chuu, C. S., Ku, H. Y. & Budroni, C., 2025 Jul , In: Physical Review Research. 7 , 3 , L032035.
  4. Observation of a full hierarchy of temporal quantum correlations with a superconducting qubit
    Weng, H. C., Wei, C. Y., Ku, H. Y. , Chen, S. L., Chen, Y. N. & Chuu, C. S., 2025 May , In: Physical Review A. 111 , 5 , 052439.
  5. Operational simultaneous correlations in complementary bases of bipartite states via one-sided semi-device-independent steering
    Jebarathinam, C., Das, D., Ku, H. Y. , Sarkar, D. & Goan, H. S., 2025 Jun , In: Physical Review A. 111 , 6 , 062403.
  6. Robustness of multipartite entangled states in passive PT -symmetric qubits
    Feyisa, C. G., Liu, C. Y., Hasan, M. S., You, J. S. , Ku, H. Y. & Jen, H. H., 2025 Jul , In: Physical Review Research. 7 , 3 , 033060.
  7. Unveiling quantum steering by quantum-classical uncertainty complementarity
    Lee, K. Y., Lin, J. D., Lemr, K., Černoch, A., Miranowicz, A., Nori, F., Ku, H. Y. & Chen, Y. N., 2025 Dec , In: npj Quantum Information. 11 , 1 , 72.

    8. 2024

  8. Deep learning the hierarchy of steering measurement settings of qubit-pair states
    Wang, H. M., Ku, H. Y. , Lin, J. Y. & Chen, H. B., 2024 Dec , In: Communications Physics. 7 , 1 , 72.
  9. Visually quantifying single-qubit quantum memory
    Chang, W. G., Ju, C. Y., Chen, G. Y., Chen, Y. N. & Ku, H. Y. , 2024 Apr , In: Physical Review Research. 6 , 2 , 023035.

    10. 2023

  10. Coherent activation of a steerability-breaking channel
    Ku, H. Y. , Lee, K. Y., Lai, P. R., Lin, J. D. & Chen, Y. N., 2023 Apr , In: Physical Review A. 107 , 4 , 042415.
  11. Device-independent verification of Einstein–Podolsky–Rosen steering
    Zhao, Y. Y., Zhang, C., Cheng, S., Li, Guo, Y., Liu, B. H., Ku, H. Y. , Chen, S. L., Wen, Q., Huang, Y. F., Xiang, G. Y., Li, C. F. & Guo, G. C., 2023 Jan , In: Optica. 10 , 1 , p. 66-71 6 p.
  12. Steering-enhanced quantum metrology using superpositions of noisy phase shifts
    Lee, K. Y., Lin, J. D., Miranowicz, A., Nori, F., Ku, H. Y. & Chen, Y. N., 2023 Jan , In: Physical Review Research. 5 , 1 , 013103.

    13. 2022

  13. Complete classification of steerability under local filters and its relation with measurement incompatibility
    Ku, H. Y. , Hsieh, C. Y., Chen, S. L., Chen, Y. N. & Budroni, C., 2022 Dec , In: Nature Communications. 13 , 1 , 4973.
  14. Deterministic one-way logic gates on a cloud quantum computer
    Yang, Z. P., Ku, H. Y. , Baishya, A., Zhang, Y. R., Kockum, A. F., Chen, Y. N., Li, F. L., Tsai, J. S. & Nori, F., 2022 Apr , In: Physical Review A. 105 , 4 , 042610.
  15. Maxwell's two-demon engine under pure dephasing noise
    Chan, F. J., Huang, Y. T., Lin, J. D., Ku, H. Y. , Chen, J. S., Chen, H. B. & Chen, Y. N., 2022 Nov , In: Physical Review A. 106 , 5 , 052201.
  16. Quantifying Quantumness of Channels Without Entanglement
    Ku, H. Y. , Kadlec, J., Černoch, A., Quintino, M. T., Zhou, W., Lemr, K., Lambert, N., Miranowicz, A., Chen, S. L., Nori, F. & Chen, Y. N., 2022 Jun , In: PRX Quantum. 3 , 2 , 020338.

    17. 2021

  17. Benchmarking quantum state transfer on quantum devices
    Huang, Y. T., Lin, J. D., Ku, H. Y. & Chen, Y. N., 2021 Apr 12 , In: Physical Review Research. 3 , 2 , 023038.
  18. Hidden nonmacrorealism: Reviving the Leggett-Garg inequality with stochastic operations
    Ku, H. Y. , Weng, H. C., Shih, Y. A., Kuo, P. C., Lambert, N., Nori, F., Chuu, C. S. & Chen, Y. N., 2021 Dec , In: Physical Review Research. 3 , 4 , A81.
  19. Quantum steering as a witness of quantum scrambling
    Lin, J. D., Lin, W. Y., Ku, H. Y. , Lambert, N., Chen, Y. N. & Nori, F., 2021 Aug , In: Physical Review A. 104 , 2 , 022614.
  20. Robust self-testing of steerable quantum assemblages and its applications on device-independent quantum certification
    Chen, S. L., Ku, H. Y. , Zhou, W., Tura, J. & Chen, Y. N., 2021 , In: Quantum. 5

    21. 2020

  21. Experimental demonstration of measurement-device-independent measure of quantum steering
    Zhao, Y. Y., Ku, H. Y. , Chen, S. L., Chen, H. B., Nori, F., Xiang, G. Y., Li, C. F., Guo, G. C. & Chen, Y. N., 2020 Dec 1 , In: npj Quantum Information. 6 , 1 , 77.
  22. Experimental test of non-macrorealistic cat states in the cloud
    Ku, H. Y. , Lambert, N., Chan, F. J., Emary, C., Chen, Y. N. & Nori, F., 2020 Dec , In: npj Quantum Information. 6 , 1 , 98.

    23. 2018

  23. Einstein-Podolsky-Rosen steering: Its geometric quantification and witness
    Ku, H. Y. , Chen, S. L., Budroni, C., Miranowicz, A., Chen, Y. N. & Nori, F., 2018 Feb 27 , In: Physical Review A. 97 , 2 , 022338.
  24. Hierarchy in temporal quantum correlations
    Ku, H. Y. , Chen, S. L., Lambert, N., Chen, Y. N. & Nori, F., 2018 Aug 2 , In: Physical Review A. 98 , 2 , 022104.
  25. Probing higher-order transitions through scattering of microwave photons in the ultrastrong-coupling regime of circuit QED
    Chen, G. T., Kuo, P. C., Ku, H. Y. , Chen, G. Y. & Chen, Y. N., 2018 Oct 2 , In: Physical Review A. 98 , 4 , 043803.

    26. 2016

  26. Temporal steering in four dimensions with applications to coupled qubits and magnetoreception
    Ku, H. Y. , Chen, S. L., Chen, H. B., Lambert, N., Chen, Y. N. & Nori, F., 2016 Dec 30 , In: Physical Review A. 94 , 6 , 062126.