张放

张放

副研究员

中关村实验室

简介

主要从事量子纠错与容错方向的研究，与合作者提出时间维度上并行的量子纠错实时解码方案，通过经典并行计算解决了错误堆积的难题，从而构建出支持格子手术的超导容错量子计算机的雏形。谷歌发布AlphaQubit后，与合作者提出将神经网络解码器与并行实时解码方案结合的策略，在维持原方案优势的基础上，显著改进了解码的准确率。在信息学及物理领域一流期刊发表论文8篇（其中3篇为第一作者）。包括 Physical Review Letters、PRX Quantum、ACM Transactions on Quantum Computing、Nature Computational Science等。

研究方向

  • 量子纠错与容错

  • 量子体系结构与系统

经历

  • 研究岗 · 中关村实验室

    2024.3-至今

  • 研究员（量子科学家） · 阿里巴巴集团（美国）

    2020.8-2023.11

教育经历

  • 本科 · 清华大学计算机科学实验班

    2016

  • 博士研究生 · 密歇根大学电子工程与计算机科学系

    2020

最新发表

Linghang Kong, Fang Zhang, Jianxin Chen (2025). Benchmarking fault-tolerant quantum computing hardware via QLOPS.

引用 arXiv URL

Kai Zhang, Jubo Xu, Fang Zhang, Linghang Kong, Zhengfeng Ji, Jianxin Chen (2025). LATTE: A Decoding Architecture for Quantum Computing with Temporal and Spatial Scalability.

引用 arXiv URL

Kai Zhang, Situ Wang, Linghang Kong, Fang Zhang, Zhengfeng Ji, Jianxin Chen (2025). Learning Neural Decoding with Parallelism and Self-Coordination for Quantum Error Correction.

引用 arXiv URL

Runshi Zhou, Fang Zhang, Huihai Zhao, Feng Wu, Linghang Kong, Jianxin Chen (2025). Louvre: Relaxing Hardware Requirements of Quantum LDPC Codes by Routing with Expanded Quantum Instruction Set.

引用 arXiv URL

Runshi Zhou, Fang Zhang, Linghang Kong, Jianxin Chen (2024). Halma: a routing-based technique for defect mitigation in quantum error correction.

引用 arXiv URL

Xinyu Tan, Fang Zhang, Rui Chao, Yaoyun Shi, Jianxin Chen (2023). Scalable surface code decoders with parallelization in time. Phys. Rev. X Quantum.

引用

Fang Zhang , Xing Zhu , Rui Chao, Cupjin Huang, Linghang Kong, Guoyang Chen, Dawei Ding, Haishan Feng, Yihuai Gao, Xiaotong Ni, Liwei Qiu, Zhe Wei, Yueming Yang, Yang Zhao, Yaoyun Shi, Weifeng Zhang, Peng Zhou, Jianxin Chen (2023). A Classical Architecture For Digital Quantum Computers. ACM Transactions on Quantum Computing.

引用 DOI URL

Cupjin Huang , Tenghui Wang , Feng Wu, Dawei Ding, Qi Ye, Linghang Kong, Fang Zhang, Xiaotong Ni, Zhijun Song, Yaoyun Shi, Huihai Zhao, Chunqing Deng, Jianxin Chen (2023). Quantum Instruction Set Design for Performance. PRL.

引用 DOI URL

Feng Bao, Hao Deng, Dawei Ding, Ran Gao, Xun Gao, Cupjin Huang, Xun Jiang, Hsiang-Sheng Ku, Zhisheng Li, Xizheng Ma, Xiaotong Ni, Jin Qin, Zhijun Song, Hantao Sun, Chengchun Tang, Tenghui Wang, Feng Wu, Tian Xia, Wenlong Yu, Fang Zhang, Gengyan Zhang, Xiaohang Zhang, Jingwei Zhou, Xing Zhu, Yaoyun Shi, Jianxin Chen, Huihai Zhao, Chunqing Deng (2022). Fluxonium: An Alternative Qubit Platform for High-Fidelity Operations. Phys. Rev. Lett..

引用 DOI URL

Cupjin Huang, Dawei Ding, Feng Wu, Linghang Kong, Fang Zhang, Xiaotong Ni, Yaoyun Shi, Huihai Zhao, Jianxin Chen (2021). Towards ultra-high fidelity quantum operations: SQiSW gate as a native two-qubit gate.

PDF 数据集 海报 视频 源文档 ArXiv e-Print

Cupjin Huang , Fang Zhang , Michael Newman, Xiaotong Ni, Dawei Ding, Junjie Cai, Xun Gao, Tenghui Wang, Feng Wu, Gengyan Zhang, Hsiang-Sheng Ku, Zhengxiong Tian, Junyin Wu, Haihong Xu, Huanjun Yu, Bo Yuan, Mario Szegedy, Yaoyun Shi, Huihai Zhao, Chunqing Deng, Jianxin Chen (2021). Efficient parallelization of tensor network contraction for simulating quantum computation. Nature Computational Science.

引用

Cupjin Huang, Fang Zhang, Michael Newman, Xiaotong Ni, Dawei Ding, Junjie Cai, Xun Gao, Tenghui Wang, Feng Wu, Gengyan Zhang, Hsiang-Sheng Ku, Zhengxiong Tian, Junyin Wu, Haihong Xu, Huanjun Yu, Bo Yuan, Mario Szegedy, Yaoyun Shi, Huihai Zhao, Chunqing Deng, Jianxin Chen (2020). Classical simulation of quantum supremacy circuits.

PDF 数据集 海报 视频 源文档 ArXiv e-Print

Cupjin Huang, Xiaotong Ni, Fang Zhang, Michael Newman, Dawei Ding, Xun Gao, Tenghui Wang, Huihai Zhao, Feng Wu, Gengyan Zhang, Chunqing Deng, Hsiang-Sheng Ku, Jianxin Chen, Yaoyun Shi (2020). Alibaba cloud quantum development platform: Surface code simulations with crosstalk.

PDF 数据集 海报 视频 源文档 ArXiv e-Print

Cupjin Huang, Mario Szegedy, Fang Zhang, Xun Gao, Jianxin Chen, Yaoyun Shi (2019). Alibaba cloud quantum development platform: Applications to quantum algorithm design.

PDF 数据集 海报 视频 源文档 ArXiv e-Print

Fang Zhang, Cupjin Huang, Michael Newman, Junjie Cai, Huanjun Yu, Zhengxiong Tian, Bo Yuan, Haihong Xu, Junyin Wu, Xun Gao, Jianxin Chen, Mario Szegedy, Yaoyun Shi (2019). Alibaba cloud quantum development platform: Large-scale classical simulation of quantum circuits.

PDF 数据集 海报 视频 源文档 ArXiv e-Print

Jianxin Chen, Zhengfeng Ji, David W Kribs, Bei Zeng, Fang Zhang (2019). Minimum entangling power is close to its maximum. Journal of Physics A: Mathematical and Theoretical.

引用 DOI URL

Fang Zhang, Jianxin Chen (2019). Optimizing T gates in Clifford+T circuit as π/4 rotations around Paulis.

PDF 数据集 海报 视频 源文档 ArXiv e-Print

Jarrod R. McClean, Kevin J. Sung, Ian D. Kivlichan, Yudong Cao, Chengyu Dai, E. Schuyler Fried, Craig Gidney, Brendan Gimby, Pranav Gokhale, Thomas Häner, Tarini Hardikar, Vojtěch Havlíček, Oscar Higgott, Cupjin Huang, Josh Izaac, Zhang Jiang, Xinle Liu, Sam McArdle, Matthew Neeley, Thomas O'Brien, Bryan O'Gorman, Isil Ozfidan, Maxwell D. Radin, Jhonathan Romero, Nicholas Rubin, Nicolas P. D. Sawaya, Kanav Setia, Sukin Sim, Damian S. Steiger, Mark Steudtner, Qiming Sun, Wei Sun, Daochen Wang, Fang Zhang, Ryan Babbush (2019). OpenFermion: The Electronic Structure Package for Quantum Computers.

引用 arXiv URL

Jianxin Chen, Fang Zhang, Cupjin Huang, Michael Newman, Yaoyun Shi (2018). Classical simulation of intermediate-size quantum circuits.

PDF 数据集 海报 视频 源文档 ArXiv e-Print

Xiao Yuan, Ke Liu, Yuan Xu, Weiting Wang, Yuwei Ma, Fang Zhang, Zhaopeng Yan, R. Vijay, Luyan Sun, Xiongfeng Ma (2016). Experimental Quantum Randomness Processing Using Superconducting Qubits. Physical Review Letters.

引用 DOI URL