Ruihua Fan

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email: ruihua_fan (at) berkeley.edu

Publication

2025

1. Probing chiral topological states with permutation defects

Yarden Sheffer, Ruihua Fan, Ady Stern, Erez Berg, Shinsei Ryu

arXiv: 2512.04649,

2. No-go theorems for sequential preparation of two-dimensional chiral states via channel-state correspondence

Ruihua Fan, Yantao Wu, Yimu Bao, Zhehao Dai

arXiv: 2511.19612,

3. Fractional quantum Hall states under density decoherence

Zijian Wang, Ruihua Fan, Tianle Wang, Samuel J. Garratt, Ehud Altman

arXiv: 2510.08490,

4. Conformal scalar field theory from Ising tricriticality on the fuzzy sphere

Joseph Taylor, Cristian Voinea, Zlatko Papić, Ruihua Fan

arXiv: 2506.22539,

5. Simulating the non-unitary Yang-Lee conformal field theory on the fuzzy sphere

Ruihua Fan, Junkai Dong, Ashvin Vishwanath

arXiv: 2505.06342,

2024

6. Regularizing 3D conformal field theories via anyons on the fuzzy sphere

Cristian Voinea, Ruihua Fan, Nicolas Regnault, Zlatko Papić

arXiv: 2411.15299, Phys. Rev. X 15, 031007 (2025)

7. A Universal Circuit Set Using the S3S_3 Quantum Double

Liyuan Chen, Yuanjie Ren, Ruihua Fan, Arthur Jaffe

arXiv: 2411.09697, npj Quantum Inf 11, 112 (2025)

8. High spatial resolution charge sensing of quantum Hall states

Cheng-Li Chiu, Taige Wang, Ruihua Fan, Kenji Watanabe, Takashi Taniguchi, Xiaomeng Liu, Michael P. Zaletel, Ali Yazdani

arXiv: 2410.10961, Proc. Natl. Acad. Sci. U.S.A. 122 (8) e2424781122, (2025)

9. Designing exciton-condensate Josephson junction in quantum Hall heterostructures

Tianle Wang, Ruihua Fan, Zhehao Dai, Michael P. Zaletel

arXiv: 2409.19059, Phys. Rev. B 112, L041120 (2025)

10. Note on explicit construction of conformal generators on the fuzzy sphere

Ruihua Fan

arXiv: 2409.08257,

2023

11. Diagnostics of mixed-state topological order and breakdown of quantum memory

Ruihua Fan, Yimu Bao, Ehud Altman, Ashvin Vishwanath

arXiv: 2301.05689, PRX Quantum 5, 020343 (2024)

12. Mixed-state topological order and the errorfield double formulation of decoherence-induced transitions

Yimu Bao, Ruihua Fan, Ashvin Vishwanath, Ehud Altman

arXiv: 2301.05687,

2022

13. Generalized Real-space Chern Number Formula and Entanglement Hamiltonian

Ruihua Fan, Pengfei Zhang, Yingfei Gu

arXiv: 2211.04510, SciPost Phys. 15, 249 (2023)

14. Floquet's Refrigerator: Conformal Cooling in Driven Quantum Critical Systems

Xueda Wen, Ruihua Fan, Ashvin Vishwanath

arXiv: 2211.00040,

15. Extracting the Quantum Hall Conductance from a Single Bulk Wavefunction

Ruihua Fan, Rahul Sahay, Ashvin Vishwanath

arXiv: 2208.11710,

16. From entanglement generated dynamics to the gravitational anomaly and chiral central charge

Ruihua Fan

arXiv: 2206.02823,

2021

17. Periodically, Quasi-periodically, and Randomly Driven Conformal Field Theories (II): Furstenberg's Theorem and Exceptions to Heating Phases

Xueda Wen, Yingfei Gu, Ashvin Vishwanath, Ruihua Fan

arXiv: 2109.10923, SciPost Phys. 13, 082 (2022)

2020

18. Floquet conformal field theories with generally deformed Hamiltonians

Ruihua Fan, Yingfei Gu, Ashvin Vishwanath, Xueda Wen

arXiv: 2011.09491, SciPost Phys. 10, 049 (2021)

19. Periodically, Quasi-periodically, and Randomly Driven Conformal Field Theories: Part I

Xueda Wen, Ruihua Fan, Ashvin Vishwanath, Yingfei Gu

arXiv: 2006.10072, Phys. Rev. Research 3, 023044 (2021)

20. Self-Organized Error Correction in Random Unitary Circuits with Measurement

Ruihua Fan, Sagar Vijay, Ashvin Vishwanath, Yi-Zhuang You

arXiv: 2002.12385, Phys. Rev. B 103, 174309 (2021)

2019

21. Emergent Spatial Structure and Entanglement Localization in Floquet Conformal Field Theory

Ruihua Fan, Yingfei Gu, Ashvin Vishwanath, Xueda Wen

arXiv: 1908.05289, Phys. Rev. X 10, 031036 (2020)

2018

22. Out-of-Time-Order Correlation Functions for Unitary Minimal Models

Ruihua Fan

arXiv: 1809.07228,

2017

23. Competition between Chaotic and Non-Chaotic Phases in a Quadratically Coupled Sachdev-Ye-Kitaev Model

Xin Chen, Ruihua Fan, Yiming Chen, Hui Zhai, Pengfei Zhang

arXiv: 1705.03406, Phys. Rev. Lett. 119, 207603 (2017)

2016

24. Curvature Induced Topological Defects of pp-wave Superfluid on a Sphere

Ruihua Fan, Pengfei Zhang, Zhe-Yu Shi

arXiv: 1612.03380,

25. Measuring out-of-time-order correlators on a nuclear magnetic resonance quantum simulator

Jun Li, Ruihua Fan, Hengyan Wang, Bingtian Ye, Bei Zeng, Hui Zhai, Xinhua Peng, Jiangfeng Du

arXiv: 1609.01246, Phys. Rev. X 7, 031011 (2017)

26. Out-of-Time-Order Correlation at a Quantum Phase Transition

Huitao Shen, Pengfei Zhang, Ruihua Fan, Hui Zhai

arXiv: 1608.02438, Phys. Rev. B 96, 054503 (2017)

27. Out-of-Time-Order Correlation for Many-Body Localization

Ruihua Fan, Pengfei Zhang, Huitao Shen, Hui Zhai

arXiv: 1608.01914, Science Bulletin, 62 (10), 707-711 (2017)