Teaching and Talks

Courses

 Invited Talks 

1. ``Correcting phenomenological quantum noise via belief propagation and its application to circuit level noises," Workshop on Quantum Science and Technology (NCIS), National Cheng Kung University, Taiwan, July 1-3, 2024.

2. ``Correcting phenomenological quantum noise via belief propagation and its application to circuit level noises," Dagstuhl Seminar 24212: Classical-Quantum Synergies in the Theory and Practice of Quantum Error Correction, Schloss Dagstuhl, Wadern, German, May .20-23, 2024.

3. ``On Belief Propagation Decoding of Quantum Codes with Quaternary Reliability Statistics," 2023 12th International Symposium on Topics in Coding (ISTC), Brest, France, 2023.

4. ``Learning quantum circuits of some T gates," Taiwanese-German Young Researchers Forum on Quantum Information Science (QIS), Feb. 17-19, 2023. 

5. ``Introduction to quantum error correction from coding theory," 2023 Spring Workshop on Information Theory and Communications (2023 Spring, ITCOMM),  Taiwan, Jan 17, 2023.

6.  ``Parallel syndrome extraction with shared flag qubits for CSS codes of distance three," Workshop on Quantum Science and Technology (NCIS), Taipei, Taiwan, August 25-27, 2022

7. ``Decoding of  topological quantum codes," 2022 Spring Workshop on Information Theory and Communications (2022 Spring, ITCOMM), Taipei, Taiwan, Jan 27, 2022.

8.  ``Quantum Error-Correcting Codes,"  Quantum Information Science (QIS) and Mathematics, National Center for Theoretical Sciences, Mathematics Division, Oct 17, 2020.

9. ``Beyond quantum supremacy:  large-scale fault-tolerant quantum computation," 2020 Spring Workshop on Information Theory and Communications (2020 Spring, ITCOMM), Kaohsiung, Taiwan, Jan 17, 2020.

10. ``Quantum Data-Syndrome Codes," NCTS Programs on AMO Physics: Workshop on Quantum Optics and Quantum Measurements, Sep 20, 2019. 

11. ``Teleportation-based fault-tolerant quantum computation with Steane ancilla preparation by classical error-correcting codes," 2016 Spring Workshop on Information Theory and Communications (2016 Spring, ITCOMM), Ilan, Taiwan, Jan 23, 2016.

 Accepted Talks 

12. Srinivasan Arunachalam, Sergey Bravyi, Hao-Chung Cheng, Arkopal Dutt, Ching-Yi Lai and Ted Yoder. ``Learning beyond Cliffords: circuits and states,” accepted as an oral presentation at QIP2023. 

13. Nai-Hui Chia, Kai-Min Chung, and Ching-Yi Lai, ``On the Need of Large Quantum Depth,” accepted as an oral presentation at QIP2020. 

14. Yi-Hsiu Chen, Kai-Min Chung, Ching-Yi Lai, Salil P. Vadhan, and Xiaodi Wu,  ``Computational Notions of Quantum Min-Entropy," QCrypt 2017.

15. C.-Y. Lai, Y.-C. Zheng, and T. A. Brun, ``Ancilla Preparation for Steane Syndrome Extraction by Classical Error-Correcting Codes,” 16th Asian Quantum Information Science Conference (AQIS), Aug 28-Sep 2, Taipei, Taiwan, 2016

16. Y.-C. Zheng, C.-Y. Lai, and T. A. Brun, ``Efficient Large Block Codes Ancilla States Preparation for Fault-tolerant Quantum Computation,”  accepted talk at the Fault-Tolerant Quantum Technologies workshop at Benasque, Spain,  Aug 2016.

17. C.-Y. Lai and T. A. Brun, ``Fault-Tolerant Storage of Quantum Information by Large Block Codes," oral presentation at 2013 APS March meeting, Baltimore, Maryland, March 2013.

18. C.-Y. Lai and T. A. Brun, ``Entanglement-Assisted Quantum Error-Correcting Codes When the Ebits of Receiver are not Perfect,'' accepted as an oral presentation at 13th Annual Workshop of Southwest Quantum Information and Technology (SQuInT 2011), 17-20 Feb 2011, Boulder, Colorado.

Short Courses 

1. ``Introduction to Convex Optimization Theory," 2022 Summer School on Information/Communication Theory and Technologies, Hsingchu, Taiwan, August, 2022.

2. ``Introduction to Convex Optimization Theory," 2021 Summer School on Information/Communication Theory and Technologies, Hsingchu, Taiwan, August 11, 2021.

3. ``Quantum error-correcting codes and fault-tolerant quantum computation," 2020 Summer School on Information/Communication Theory and Technologies, Hsingchu, Taiwan, August 25, 2020.

4. ``Quantum error-correcting codes and fault-tolerant quantum computation," 2019 Summer School on Information/Communication Theory and Technologies, Hsingchu, Taiwan, August 8, 2019.

5.  ``Quantum error-correcting codes and fault-tolerant quantum computation," 2016 Summer School on Information/Communication Theory and Technologies, Hsingchu, Taiwan, August 2, 2016. 

 Seminars 

1.  ``Reliable belief propagation with ordered-statistic decoding for quantum codes," Department of Computer Science, NTHU, March 22, 2023.

2. ``How to compute Pi using a quantum computer?" Department of Mathematics, NTHU, March 14, 2023.

3. ``Quantum error correction from the perspective of coding theory," NCTS Mini-workshop on Quantum Information Science among Mathematicians,  Physicists, and Engineers, NTHU, Jan. 11, 2023. 

4. ``Towards Fault-tolerant Quantum Computation in the Near Future,”  台師大電機, Oct 23, 2022.

5.  ``An Introduction to Quantum Error-Correcting Codes," Department of Mathematics, NTHU, Sep 19, 2022

6. ``Decoding of  topological quantum codes," 

   • seminar at Center for Quantum Science and Engineering,  National Taiwan University, February 25, 2022.

   • AMO Winter School, January 19,2022.

7. ``Exploiting Degeneracy in Belief Propagation Decoding of Quantum Codes,"

   • seminar at the Institute of Information Sciences, Academia Sinica, January 19, 2021.

   • seminar at the Institute of Communications Engineering,  National Tsing Huan University, December 11, 2020.

   • seminar at the Department of Physics,  National Cheng Kung University, December  4, 2020.

8. ``Linear Programming Bounds for Quantum Error-Correcting Codes," Combinatorics Seminar (Colloquium), Mathematics department, National Central University, October 28, 2020.

9. ``An Introduction to Quantum Error-Correcting Codes," National Center for Theoretical Sciences at NTU, October 17, 2020.

10. ``Interactive leakage chain rule and its applications," 

    • seminar at the Department of Physics,  National Taiwan University, November 1, 2019.

    • seminar at the Department of Physics,  National Cheng Kung University, December 10, 2018.

11. ``A Glimpse of the Future: Quantum Computing,” 

    • seminar at the Institute of Atomic and Molecular Sciences, Academia Sinica, April 14, 2022.

    • seminar at the Department of Electrical Engineering, National Tsing Hua University, December 5, 2019.

    • seminar at the science class in Taichung Municipal Taichung First Senior High School, October 31, 2018.

    • seminar at the Department of Communications Engineering, National Taipei University, October 5, 2018.

    • CTO Talk Series at MediaTek, Hsinchu, August 8, 2018.

    • seminar at the Department of Communications Engineering, Yuan Ze University, December 23, 2016.

    • seminar at Summer School Program for Undergraduate Students: Cryptography, Institute of Mathematics, Academia Sinica, August 10, 2016. 

    • seminar at the Department of Electrical Engineering, National Taiwan University, Taiwan, December 2014

12. ``Towards Fault-tolerant Quantum Computation in the Near Future,” 

    • Quantum Computing Forum by ASUS-NTU Joint Research Center, April 7, 2022.

    • seminar at the Department of Physics,  National Chung Cheng University, November 14, 2018.

    • seminar at the Department of Electrical Engineering, National Taiwan Normal University, Taiwan, June 7, 2018.

    • seminar at  the Department of Electrical Engineering, National Sun Yat-sen University, Taiwan, June 5, 2018.

    • seminar at  the Department of Computer Science and Information Engineering, National Taiwan University, Taiwan, March 24, 2017.

13. ``Teleportation-based fault-tolerant quantum computation with Steane ancilla preparation by classical error-correcting codes,"

    • seminar at the Department of Physics,  National Taiwan University, December 15, 2017.

    • seminar at the Department of Physics,  National Cheng Kung University, March 25, 2016.

14. ``Distillation of the Gottesman-Kitaev-Preskill state in a harmonic oscillator,'' National Tsing-Hua University, Hsinchu, September 26, 2017.

15. ``Fault-tolerant Preparation of Stabilizer States for Quantum CSS Codes by Classical Error-Correcting Codes," seminar at the Institute for Interdisciplinary Information Sciences, Tsing Hua University, Beijing, May 26, 2017.

16. ``On Statistically-Secure Quantum Homomorphic Encryption," seminar at the Department of Physics, Chung Yuan Christian University, May 19, 2017.

17. ``Computational Notions of Quantum Min-Entropy," seminar at the Department of Physics, Chung Yuan Christian University, May 19, 2017.

18. ``Quantum  error-correction and fault-tolerant quantum computation," Department of Physics, Chung Yuan Christian University, April 29, 2016.

19. ``Correction of Data and  Syndrome Errors by Stabilizer Codes,” seminar at the Institute of Communications Engineering, National Tsing Hua University, April 15, 2016.

20. ``Quantum Stabilizer Codes and the MacWilliams Identity,” seminar in the quantum science research groups at University of Sydney, December 2013.

21. ``Introduction to Quantum Computation and Recent Development,” seminar at National Tsing-Hua University, Taiwan, November 2013.

22. ``Fault-Tolerant Storage of Quantum Information by Large Block Codes," seminar at IBM T.J. Watson Research Center, Yorktown Heights, January 2013.