2025/12/31 Yu-Peng's article on self similarity in non-Hermitian quasiperiodic systems has been published in Phys. Rev. Research; see the link to the article. We thank Prof. Ryo Okugawa for the nice collaboration. Congratulations to the team members!
2025/12/30 We delivered a seminar on tunable domain-wall networks at Tamkang University. We thank Prof. H.-T. Wang for invitation and the audience for the interesting discussions!
2025/12/15 We thank Prof. Tsuneya Yoshida for visiting us and for his inspiring seminar! Related Twitter post: https://x.com/hbar_FanClub/status/2000539690852872366?s=20
2025/12/12 Anna's article on imperfect double helical liquids is now posted on arXiv. The preprint can be found here: https://arxiv.org/abs/2512.10335.
2025/12/08 Our Perspective article has been published in J. Phys. Mater.; the article can be found at this link. We thank Daniel and Jelena for the collaboration!
2025/12/03 Anna received the 2025 Wu Chien-Shiung Scholarship (吳健雄獎學金) from the Physical Society of Taiwan. Congratulations on her achievement!
2025/12/02 We delivered a seminar on tunable domain-wall networks at Osaka Metropolitan University. We thank Prof. Togawa for invitation and the audience for the interesting discussions!
2025/11/26 We delivered a seminar on tunable domain-wall networks at Kyoto University. We thank Prof. Puebla for hosting and the audience for the interesting discussions!
2025/11/14 We thank Prof. Katsunori Wakabayashi for visiting us and for his interesting seminar! Related Twitter post: https://x.com/hbar_FanClub/status/1989359567315378601?s=20
2025/11/07 Our visiting student, Kazuma, has left the group to continue his PhD course at Tokyo Univ Sci, Japan. We will keep in touch and look forward to his visit soon!
2025/11/04 We thank Prof. Takami Tohyama for visiting us and for his inspiring seminar! Related Twitter post: https://x.com/hbar_FanClub/status/1986082612646179227.
2025/11/04 Yu-Peng's article on non-Hermitian quasiperiodic systems is now posted on arXiv. The preprint can be found here: https://arxiv.org/abs/2511.00350.
2025/10/01 We thank our institute alumnus, Dr. Joel Wang, for visiting us and for his inspiring seminar! Related Twitter post: https://x.com/QMP_IOP_AS/status/1973427725357687188.
2025/09/30 Chuo-Kai and Kazuma's article on non-Hermitian superconductivity is now posted on arXiv. The preprint can be found here: https://arxiv.org/abs/2509.23177.
2025/09/24 We presented our recent works on domain wall networks of twisted bilayer graphene at the FNTG Symposium. We thank Prof. Saito and Prof. Liu for organizing the wonderful event!
2025/09/22 Yung-Yeh and Kazuma's work on spin helix in twisted bilayer graphene has been published in Phys. Rev. Research. The article can be found at this link. Congratulations!
2025/09/17 We presented our recent works on tunable platform for correlated electrons in domain wall networks of twisted bilayer graphene at the JPS Annual Meeting. We thank Prof. Onimaru for organizing the event!
2025/09/12 We delivered a seminar on correlated electrons in tunable domain-wall networks of moiré bilayers at Hiroshima University. We thank Prof. Onimaru for invitation and the audience for the interesting discussions!
2025/09/09 We thank Prof. Tse-Ming Chen for visiting us and for his interesting colloquium! Related Twitter post: https://x.com/hbar_FanClub/status/1965435806539243808.
2025/09/02 We thank Prof. Keisuke Totsuka for visiting us and for his interesting seminar! Related Twitter post: https://x.com/QMP_IOP_AS/status/1962886978208497786.
2025/08/28 We thank Prof. Masaki Oshikawa for visiting us and for his insightful seminar! Related Twitter post: https://x.com/hbar_FanClub/status/1961107200358904251.
2025/08/26 Anna completed her final presentation for the IoP Summer Student Program , and received the Best Presentation Award. Congratulations! This also marks the third consecutive year with award-winning group members—each year since the group’s inception.
2025/08/14 We thank Prof. Nobuyuki Okuma for visiting us and for his insightful seminar! Related Twitter post: https://x.com/hbar_FanClub/status/1956129825531322776.
2025/08/01 Yung-Yeh is back from his leave. We welcome our old member!
2025/07/24 We thank Prof. Ryo Okugawa for visiting us and for his interesting seminar! Related Twitter post: https://x.com/hbar_FanClub/status/1949290222845350165.
2025/07/15 Ali has left the group for his PhD studies at Nicolaus Copernicus University. We wish him all the best on his new journey!
2025/07/04 We present our work on topological superconductivity in the 23rd NCTS First Principle Workshop. We thank Prof. Tay-Rong Chang for organizing the event and the audience for the interesting discussions!
2025/07/02 We present our work on topological superconductivity in the AS Conference. We thank the organizers for their efforts and the audience for the interesting discussions!
2025/06/20 We present an invited talk on electrically tunable domain wall network and network construction of quantum anomalous Hall states, as well as a poster on phonon-induced topological phase transition in the International Workshop on Chirality in Condensed Matter Physics (CCMP 2025). We thank the organizers for their efforts and the audience for the interesting discussions!
2025/06/01 Koelgeet Kaur joined our group as an international intern student through TIIP. We welcome our new member!
2025/05/14 We delivered a colloquium on helical liquids at Dept. of Physics, National Tsing Hua University (NTHU). We thank Prof. Yun-Liang Soo for invitation and the audience for the interesting discussions!
2025/05/12 Kazuma Saito joined our group as a visiting scholar. We welcome our new member!
2025/05/05 Tanushri Yuvaraj joined our group as an international intern student. We welcome our new member!
2025/05/01 Anna Ohorodnyk joined our group as a student trainee. We welcome our new member!
2025/04/16 We have now moved our group office to P509. We thank the IoP administration for their support!
2025/04/10 We delivered a colloquium on helical liquids at Dept. of Electrophysics, National Yang Ming Chiao Tung University (NYCU). We thank Prof. Chien-Te Wu for invitation and the audience for the interesting discussions!
2025/04/09 We present our recent work on helical liquids at Center for Theoretical and Computational Physics (CTCP), National Yang Ming Chiao Tung University (NYCU). We thank Prof. Chung-Hou Chung and Prof. Chien-Te Wu for invitation and the audience for the interesting discussions!
2025/03/21 We present our work on phonon-induced topological phase transitions in 2025 Global Physics Summit. We thank the audience for the interesting discussions!
2025/03/14 With Chuo-Kai's help, Yung-Yeh's work on 2D helix in twisted bilayer graphene was presented in the poster session of KTJ23.
2025/03/14 We present our work on interaction- and phonon-induced topological phase transitions in KTJ23 as an invited talk. We thank the audience for the interesting discussions!
2025/03/12 Ali Baseri joined our group as a research assistant. We welcome our new member!
2025/02/10 Chuo-Kai has been accepted into the master's degree program at his alma mater. Congratulations!
2025/02/01 Yung-Yeh will be on long-term leave. We wish him a speedy recovery!
2024/12/19 Yung-Yeh's article "Two-dimensional spin helix and magnon-induced singularity in twisted bilayer graphene" is now posted on arXiv.
The preprint can be found here: arXiv:2412.14065.
2024/11/14 Our research on double helical liquids is introduced by NSTC《自然科學簡訊》. The article can be found at this link.
2024/10/10 Our article on double helical liquids has been selectively featured by the publisher on their Twitter and Facebook pages.
The Twitter post can be found at this link. The Facebook post can be found at this link and also at the bottom of this webpage.
2024/10/01 Our article titled "Interaction- and phonon-induced topological phase transitions in double helical liquids" has been featured on the cover of the latest issue of Nanoscale Horizons. The cover can be downloaded here.
2024/09/01 Yu-Peng has left our group to pursue a non-academic career. We wish him all the best!
2024/08/28 Congratulations to Sung-Chih and Chuo-Kai for successfully completing their final presentation in the Summer Student Program (ASIoP-SSP),
and also to Sung-Chih for his ASIoP-SSP Best Presentation Award!
2024/07/25 Our article "Interaction- and phonon-induced topological phase transitions in double helical liquids" has been published in Nanoscale Horizons as a Communication.
The article can be found at this link.
2024/07/01 Chuo-Kai Chang joined our group as a summer intern student. Sung-Chih, our student trainee, also joined the IoP summer internship for two months.
We welcome our new members!
2024/05/01 Sung-Chih Chiu joined our group as a student trainee. We welcome our new member!
2024/04/23 Hao-Chien's article "Electrically tunable correlated domain wall network in twisted bilayer graphene" has been published in 2D Materials. Congratulations!
The published version can be found at this link.
2024/04/01 Yuan-Hsi Ou joined our group as a student trainee. We welcome our new member!
2024/03/01 Yu-Peng Wang rejoined our group as a student trainee. We welcome him back!
2024/02/22 Hao-Chien left our group for his military service. We wish him all the best!
2023/11/27 Hao-Chien's article "Electrically tunable correlated domain wall network in twisted bilayer graphene" is now posted on arXiv.
The preprint can be found at this link.
2023/09/21 Our article "General scatterings and electronic states in the quantum-wire network of moiré systems" is published in Phys. Rev. B as a Letter.
The article can be found at this link.
2023/09/01 Our summer intern, Hao-Chien Wang, is now a Research Assistant. Congratulations!
2023/08/30 Congratulations to Hao-Chien, Yu-Peng, Kuan-Lin, and Yu-Ren for successfully completing their final presentation in the Summer Student Program (ASIoP-SSP)!
We are also pleased to announce that Hao-Chien and Yu-Ren have received the ASIoP-SSP Best Presentation Award! Great achievements!
2023/08/01 Dr. Yung-Yeh Chang joined our group with the support from the AS Postdoctoral Scholar Program. We welcome our new member!
2023/07/03 Hao-Chien Wang, Yu-Peng Wang, Kuan-Lin Kuo, and Yu-Ren Lai joined our group for their summer internship. We welcome the new members!
2023/03/03 Our article "General scatterings and electronic states in the quantum-wire network of moiré systems" appeared on arXiv; the preprint can be found at this link.
2023/01/12 Our member, Chen-Hsuan Hsu, was introduced in the institutional weekly news; the online news can be found here.
2022/10/16 We have open positions for postdocs, assistants, and students.
More details can be found at https://sites.google.com/view/qmtheory/job-openings.
2022/09/26 The webpage of the quantum matter theory group at IoP, AS launched.