Zhenyu Cai

Preprint

Symmetry Constrained Quantum Error Mitigation for the Schwinger Model

Alexander Tomlinson, Graham Van Goffrier, Bipasha Chakraborty, Zhenyu Cai

Npj Quantum Inf.

A Folded Surface Code Architecture for 2D Quantum Hardware

Zhu Sun, Zhenyu Cai

Quantum Sci. Technol.

Noise-Aware Time-Optimal Quantum Control

Minjun Jeon, Zhenyu Cai

PRX Quantum

Quantum Snakes on a Plane: Mobile, Low-Dimensional Logical Qubits on a 2D Surface

Adam Siegel, Zhenyu Cai, Hamza Jnane, Balint Koczor, Shaun Pexton, Armands Strikis, Simon Benjamin

Preprint

Exponential Speedup in Measurement Property Learning with Post-Measurement States

Zhenhuan Liu, Qi Ye, Zhenyu Cai, Jens Eisert

Preprint

Quantum Error Correction on Error-Mitigated Physical Qubits

Minjun Jeon, Zhenyu Cai

Nat. Commun.

Artificial Intelligence for Quantum Computing

Yuri Alexeev, Marwa H. Farag, Taylor L. Patti, Mark E. Wolf, Natalia Ares, Alán Aspuru-Guzik, Simon C. Benjamin, Zhenyu Cai, Shuxiang Cao, Christopher Chamberland, Zohim Chandani, Federico Fedele, Ikko Hamamura, Nicholas Harrigan, Jin-Sung Kim, Elica Kyoseva, Justin G. Lietz, Tom Lubowe, Alexander McCaskey, Roger G. Melko, Kouhei Nakaji, Alberto Peruzzo, Pooja Rao, Bruno Schmitt, Sam Stanwyck, Norm M. Tubman, Hanrui Wang, Timothy Costa

Npj Quantum Inf.

Fault-Tolerant Quantum Computation without Distillation on a 2D Device

Thomas R. Scruby, Kae Nemoto, Zhenyu Cai

Preprint

Experimental Quantum Channel Purification

Yue-Yang Fei, Zhenhuan Liu, Rui Zhang, Zhenyu Cai, Xu-Fei Yin, Yingqiu Mao, Li Li, Nai-Le Liu, Yu-Ao Chen, Jian-Wei Pan

Preprint

Correcting Quantum Errors Using a Classical Code and One Additional Qubit

Tenzan Araki, Joseph F. Goodwin, Zhenyu Cai

Preprint

No Universal Purification in Quantum Mechanics

Zhenhuan Liu, Zhenyu Du, Zhenyu Cai, Zi-Wen Liu

Proc. IEEE

Quantum Information Processing, Sensing, and Communications: Their Myths, Realities, and Futures

Lajos Hanzo, Zunaira Babar, Zhenyu Cai, Daryus Chandra, Ivan B. Djordjevic, Balint Koczor, Soon Xin Ng, Mohsen Razavi, Osvaldo Simeone

Phys. Rev. A

Low-Depth Phase Oracle Using a Parallel Piecewise Circuit

Zhu Sun, Gregory Boyd, Zhenyu Cai, Hamza Jnane, Bálint Koczor, Richard Meister, Romy Minko, Benjamin Pring, Simon C. Benjamin, Nikitas Stamatopoulos

PRX Quantum

Virtual Channel Purification

Zhenhuan Liu, Xingjian Zhang, Yue-Yang Fei, Zhenyu Cai

Accepted talks: QCTiP 2024 · TQC 2024 · AQIS 2024

Phys. Rev. A

Biased Estimator Channels for Classical Shadows

Zhenyu Cai, Adrian Chapman, Hamza Jnane, Bálint Koczor

Preprint

Quantum Error Mitigation for Sampling Algorithms

Kecheng Liu, Zhenyu Cai

Accepted talk: QCTiP 2025

Phys. Rev. A

High-Dimensional Subspace Expansion Using Classical Shadows

Gregory Boyd, Bálint Koczor, Zhenyu Cai

Preprint

Low-Overhead Magic State Circuits with Transversal CNOTs

Nicholas Fazio, Mark Webster, Zhenyu Cai

Preprint

Myths around Quantum Computation before Full Fault Tolerance: What No-Go Theorems Rule out and What They Don't

Zoltán Zimborás, Bálint Koczor, Zoë Holmes, Elsi-Mari Borrelli, András Gilyén, Hsin-Yuan Huang, Zhenyu Cai, Antonio Acín, Leandro Aolita, Leonardo Banchi, Fernando G. S. L. Brandão, Daniel Cavalcanti, Toby Cubitt, Sergey N. Filippov, Guillermo García-Pérez, John Goold, Orsolya Kálmán, Elica Kyoseva, Matteo A. C. Rossi, Boris Sokolov, Ivano Tavernelli, Sabrina Maniscalco

Preprint

Non-Markovian Noise Suppression Simplified through Channel Representation

Zhenhuan Liu, Yunlong Xiao, Zhenyu Cai

Preprint

Exponential Separations between Quantum Learning with and without Purification

Zhenhuan Liu, Weiyuan Gong, Zhenyu Du, Zhenyu Cai

Accepted talk: QIP 2025

Npj Quantum Inf.

Pipeline Quantum Processor Architecture for Silicon Spin Qubits

Sofia Patomäki, Fernando Gonzalez-Zalba, Michael Fogarty, Zhenyu Cai, Simon Benjamin, John Morton

PRX Quantum

Quantum Error Mitigated Classical Shadows

Hamza Jnane, Jonathan Steinberg, Zhenyu Cai, H. Chau Nguyen, Bálint Koczor

Rev. Mod. Phys.

Quantum Error Mitigation

Zhenyu Cai, Ryan Babbush, Simon C. Benjamin, Suguru Endo, William J. Huggins, Ying Li, Jarrod R. McClean, Thomas E. O'Brien

PRX Quantum

Looped Pipelines Enabling Effective 3D Qubit Lattices in a Strictly 2D Device

Zhenyu Cai, Adam Siegel, Simon Benjamin

Phys. Rev. Appl.

Multicore Quantum Computing

Hamza Jnane, Brennan Undseth, Zhenyu Cai, Simon C. Benjamin, Bálint Koczor

Preprint

A Practical Framework for Quantum Error Mitigation

Zhenyu Cai

Quantum

Quantum Error Mitigation Using Symmetry Expansion

Zhenyu Cai

Preprint

Resource-Efficient Purification-Based Quantum Error Mitigation

Zhenyu Cai

Npj Quantum Inf.

Multi-Exponential Error Extrapolation and Combining Error Mitigation Techniques for NISQ Applications

Zhenyu Cai

J. Phys. Soc. Jpn.

Hybrid Quantum-Classical Algorithms and Quantum Error Mitigation

Suguru Endo, Zhenyu Cai, Simon C. Benjamin, Xiao Yuan

DPhil thesis · University of Oxford

Robust Operation and Applications of Emerging Quantum Technologies

Zhenyu Cai

Phys. Rev. Appl.

Resource Estimation for Quantum Variational Simulations of the Hubbard Model

Zhenyu Cai

Npj Quantum Inf.

Mitigating Coherent Noise Using Pauli Conjugation

Zhenyu Cai, Xiaosi Xu, Simon C. Benjamin

Quantum

A Silicon Surface Code Architecture Resilient against Leakage Errors

Zhenyu Cai, Michael A. Fogarty, Simon Schaal, Sofia Patomäki, Simon C. Benjamin, John J. L. Morton

Accepted talk: QEC 2019

Sci. Rep.

Constructing Smaller Pauli Twirling Sets for Arbitrary Error Channels

Zhenyu Cai, Simon C. Benjamin

Quantum Sci. Technol.

Network Architecture for a Topological Quantum Computer in Silicon

Brandon Buonacorsi, Zhenyu Cai, Eduardo B. Ramirez, Kyle S. Willick, Sean M. Walker, Jiahao Li, Benjamin D. Shaw, Xiaosi Xu, Simon C. Benjamin, Jonathan Baugh