许凯，男，湖南岳阳人。2012年6月本科毕业于中南大学；2018年6月在浙江大学获得博士学位；2018年7月加入中国科学院物理研究所固态量子信息与计算实验室Q03组，任副研究员；2020年晋升博士生导师，入选中国科学院青年创新促进会；2022年入选北京市科技新星；2023年获国家基金委优青。现为北京量子信息科学研究院量子计算云平台团队兼聘副研究员，主要负责团队硬件和实验方面的规划和协调。
教育及工作经历
2008.09-2012.06 中南大学物理学院∣应用物理专业∣学士
2012.09-2018.06 浙江大学物理学院∣凝聚态物理专业∣博士
2018.07 至今 中国科学院物理研究所，副研究员
2021.01 至今 博士生导师
2021.07 至今 北京量子信息科学研究院，兼聘副研究员
研究方向
超导量子计算和量子模拟
成果简介
主要成果集中在多体量子纠缠、多体系统量子模拟、量子逻辑门和量子云平台等方面，具体包括：2017 年实现 10 个超导量子比特多体纠缠，创造了当时固态系统多粒子纠缠世界纪录；2019 年继续实现 20 量子比特多组分薛定谔猫态，继续刷新多粒子纠缠世界纪录；2022 年实现逼近海森堡极限的非高斯纠缠态制备和表征，获得领先的量子计量优势。2018 年实现 10 超导量子比特多体局域化模拟；2020 年利用 16 个超导量子比特实现动力学相变的量子模拟。2022年首次在超导电路系统中实现非阿贝尔几何相位的受控非门；参与Quafu量子计算云平台开发，负责实验后端搭建和对接。目前，以一作或通讯（含并列）在Science (1)，Physical Review Letters (5)， Nature Communications (5)，Science Advances (1)，Optica (1)， npj Quantum Information (2) 等高水平期刊发表论文十余篇。
代表性成果（#为共同一作，*为共同通讯作者）：
[*] Zheng-He Liu#, Yu Liu#, Gui-Han Liang#, Cheng-Lin Deng#, Keyang Chen, Yun-Hao Shi, Tian-Ming Li, Lv Zhang, Bing-Jie Chen, Cai-Ping Fang, Da’er Feng, Xu-Yang Gu, Yang He, Kaixuan Huang, Hao Li, Hao-Tian Liu, Li Li, Zheng-Yang Mei, Zhen-Yu Peng, Jia-Cheng Song, Ming-Chuan Wang, Shuai-Li Wang, Ziting Wang, Yongxi Xiao, Minke Xu, Yue-Shan Xu, Yu Yan, Yi-Han Yu, Wei-Ping Yuan, Jia-Chi Zhang, Jun-Jie Zhao, Kui Zhao, Si-Yun Zhou, Zheng-An Wang, Xiaohui Song, Ye Tian, Florian Mintert, Johannes Knolle, Roderich Moessner, Yu-Ran Zhang, Pan Zhang, Zhongcheng Xiang*, Dongning Zheng, Kai Xu*, Hongzheng Zhao* and Heng Fan*, Prethermalization by random multipolar driving on a 78-qubit processor, Nature 2026. 参考物理所科研进展2026年第7期和2026年1月29日北京量子院科研进展.
[1] Hao-Tian Liu#, Bing-Jie Chen#, Jia-Chi Zhang, Yong-Xi Xiao, Tian-Ming Li, Kaixuan Huang, Ziting Wang, Hao Li, Kui Zhao, Yueshan Xu, Cheng-Lin Deng, Gui-Han Liang, Zheng-He Liu, Si-Yun Zhou, Cai-Ping Fang, Xiaohui Song, Zhongcheng Xiang, Dongning Zheng, Yun-Hao Shi*, Kai Xu*, and Heng Fan*, Direct Implementation of High-Fidelity Three-Qubit Gates for Superconducting Processor with Tunable Couplers, Phys. Rev. Lett. 135, 050602 (2025).
[2] Yong-Yi Wang#, Yun-Hao Shi#, Zheng-Hang Sun#, Chi-Tong Chen, Zheng-An Wang, Kui Zhao, Hao-Tian Liu, Wei-Guo Ma, Ziting Wang, Hao Li, Jia-Chi Zhang, Yu Liu, Cheng-Lin Deng, Tian-Ming Li, Yang He, Zheng-He Liu, Zhen-Yu Peng, Xiaohui Song, Guangming Xue, Haifeng Yu, Kaixuan Huang*, Zhongcheng Xiang*, Dongning Zheng, Kai Xu*, and Heng Fan*, Exploring Hilbert-Space Fragmentation on a Superconducting Processor, PRX Quantum (2025).
[3] Cheng-Lin Deng#, Yu Liu#, Yu-Ran Zhang#, Xue-Gang Li, Tao Liu, Chi-Tong Chen, Tong Liu, Cong-Wei Lu, Yong-Yi Wang, Tian-Ming Li, Cai-Ping Fang, Si-Yun Zhou, Jia-Cheng Song, Yue-Shan Xu, Yang He, Zheng-He Liu, Kai-Xuan Huang, Zhong-Cheng Xiang, Jie-Ci Wang, Dong-Ning Zheng, Guang-Ming Xue, Kai Xu*, H. F. Yu*, Heng Fan*, High-order topological pumping on a superconducting quantum simulator, Physical Review Letters 133, 140402(2024).
[4] Yun-Hao Shi#, Zheng-Hang Sun#, Yong-Yi Wang#, Zheng-An Wang, Yu-Ran Zhang, Wei-Guo Ma, Hao-Tian Liu, Kui Zhao, Jia-Cheng Song, Gui-Han Liang, Zheng-Yang Mei, Jia-Chi Zhang, Hao Li, Chi-Tong Chen, Xiaohui Song, Jieci Wang, Guangming Xue, Haifeng Yu, Kaixuan Huang*, Zhongcheng Xiang*, Kai Xu*, Dongning Zheng, Heng Fan*, Probing spin hydrodynamics on a superconducting quantum simulator, Nature Communications 15, 7573 (2024).
[5] Gui-Han Liang#, Xiao-Hui Song#, Cheng-Lin Deng#, Xu-Yang Gu, Yu Yan, Zheng-Yang Mei, Si-Lu Zhao, Yi-Zhou Bu, Yong-Xi Xiao, Yi-Han Yu, Ming-Chuan Wang, Tong Liu, Yun-Hao Shi, He Zhang, Xiang Li, Li Li, Jing-Zhe Wang, Ye Tian, Shi-Ping Zhao, Kai Xu*, Heng Fan*, Zhong-Cheng Xiang*, Dong-Ning Zheng*, Tunable-coupling architectures with capacitively connecting pads for large-scale superconducting multiqubit processors, Physical Review Applied 20, 044028 (2023).
[6] Zhong-Cheng Xiang#, Kaixuan Huang#, Yu-Ran Zhang#, Tao Liu, Yun-Hao Shi, Cheng-Lin Deng, Tong Liu, Hao Li, Gui-Han Liang, Zheng-Yang Mei, Haifeng Yu, Guangming Xue, Ye Tian, Xiaohui Song, Zhi-Bo Liu, Kai Xu*, Dongning Zheng, Franco Nori*, Heng Fan*, Simulating Chern insulators on a superconducting quantum processor, Nature Communications 14, 5433 (2023).
[7] Yun-Hao Shi#, Yu Liu#, Yu-Ran Zhang#, Zhongcheng Xiang#, Kaixuan Huang, Tao Liu, Yong-Yi Wang, Jia-Chi Zhang, Cheng-Lin Deng, Gui-Han Liang, Zheng-Yang Mei, Hao Li, Tian-Ming Li, Wei-Guo Ma, Hao-Tian Liu, Chi-Tong Chen, Tong Liu, Ye Tian, Xiaohui Song, S. P. Zhao, Kai Xu*, Dongning Zheng*, Franco Nori*, Heng Fan*, Quantum simulation of topological zero modes on a 41-qubit superconducting processor, Physical Review Letters 131, 080401 (2023).
[8] Yun-Hao Shi#, Run-Qiu Yang#, ZhongchengXiang#, Zi-Yong Ge, Hao Li, Yong-Yi Wang, Kaixuan Huang, Ye Tian, Xiaohui Song, Dongning Zheng*, Kai Xu*, Rong-Gen Cai*, Heng Fan*, Quantum simulation of Hawking radiation and curved spacetime with a superconducting on-chip black hole, Nature Communications 14, 3263 (2023).
[9] Tong Liu, Shang Liu, Hekang Li, Hao Li, Kaixuan Huang, Zhongcheng Xiang, Xiaohui Song, Kai Xu*, Dongning Zheng*, Heng Fan*, Observation of entanglement negativity transition of pseudo-random mixed states, Nature Communications 14, 1971 (2023).
[10] Hao Li#, Yong-Yi Wang#, Yun-Hao Shi, Kaixuan Huang, Xiaohui Song, Gui-Han Liang, Zheng-Yang Mei, Bozhen Zhou, He Zhang, Jia-Chi Zhang, Shu Chen, Shiping Zhao, Ye Tian, Zhan-Ying Yang, Zhongcheng Xiang, Kai Xu*, Dongning Zheng*, Heng Fan*, Observation of critical phase transition in a generalized Aubry-André-Harper model on a superconducting quantum processor with tunable couplers, npj Quantum Information 9, 40 (2023).
[11] Kaixuan Huang, Xiaoxia Cai, Hao Li, Zi-Yong Ge, Ruijuan Hou, Hekang Li, Tong Liu, Yunhao Shi, Chitong Chen, Dongning Zheng, Kai Xu*, Zhi-Bo Liu*, Zhendong Li*, Heng Fan*, and Wei-Hai Fang, Variational Quantum Computation of Molecular Linear Response Properties on a Superconducting Quantum Processor, The Journal of Physical Chemistry Letters 13, 9114 (2022).
[12] Chi-Tong Chen, Yun-Hao Shi, Zhongcheng Xiang, Zheng-An Wang, Tian-Ming Li, Hao-Yu Sun, Tian-Shen He, Xiaohui Song, Shiping Zhao, Dongning Zheng, Kai Xu*, Heng Fan*, ScQ cloud quantum computation for generating Greenberger-Horne-Zeilinger states of up to 10 qubits, Science China – Phys. Mech. & Astron. 65, 110362 (2022).
[13] Kai Xu#, Yu-Ran Zhang#, Zheng-Hang Sun#, Hekang Li, Pengtao Song, Zhongcheng Xiang, Kaixuan Huang, Hao Li, Yun-Hao Shi, Chi-Tong Chen, Xiaohui Song, Dongning Zheng, Franco Nori*, H. Wang*, and Heng Fan*, Metrological characterization of non-Gaussian entangled states of superconducting qubits, Physical Review Letters 128, 150501 (2022).
[14] Kai Xu, Wen Ning, Xin-Jie Huang, Pei-Rong Han, Hekang Li, Zhen-Biao Yang, Dongning Zheng, Heng Fan, and Shi-Biao Zheng, Demonstration of a non-Abelian geometric controlled-NOT gate in a superconducting circuit, Optica 8, 972-976 (2021).
[15] Zhen-Biao Yang, Pei-Rong Han, Xin-Jie Huang, Wen Ning, Hekang Li, Kai Xu*, Dongning Zheng, Heng Fan* & Shi-Biao Zheng*, Experimental demonstration of entanglement-enabled universal quantum cloning in a circuit, npj Quantum Information 7: 44 (2021).
[16] Kai Xu#, Zheng-Hang Sun#, Wuxin Liu#, Yu-Ran Zhang, Hekang Li, Hang Dong, Wenhui Ren, Pengfei Zhang, Franco Nori, Dongning Zheng*, Heng Fan*, H. Wang*, Probing dynamical phase transitions with a superconducting quantum simulator, Science Advances 6, eaba4935 (2020).
[17] C. Song#, Kai Xu#, H. K. Li#, Y.-R. Zhang, X. Zhang, W. X. Liu, Q. J. Guo, Z. Wang, W. H. Ren, J. Hao, H. Feng, H. Fan*, D. N. Zheng*, D.-W. Wang, H. Wang*, S.-Y. Zhu, Generation of multicomponent atomic Schrödinger cat states of up to 20 qubits, Science 365, 574 (2019). (SCI高引)
[18] W. Ning, X.-J. Huang, P.-R. Han, H. K. Li, H. Deng, Z.-B. Yang*, Z-R. Zhong, Y. Xia, Kai Xu*, D. N. Zheng, and S.-B. Zheng*, Deterministic Entanglement Swapping in a Superconducting Circuit, Physical Review Letters 123, 060502 (2019).
[19] Kai Xu#, J. J. Chen#, Y. Zeng, Y. R. Zhang, C. Song, W. X. Liu, Q. J. Guo, P. F. Zhang, D. Xu, H. Deng, K. Q. Huang, H. Wang*, X. B. Zhu*, D. N. Zheng, H. Fan*, Emulating Many-Body Localization with a Superconducting Quantum Processor, Physical Review Letters 120, 050507 (2018). (SCI高引)
[20] C. Song#, Kai Xu#, W. X. Liu, C. P. Yang, S. B. Zheng*, H. Deng, Q. W. Xie, K. Q. Huang, Q. J. Guo, L. B. Zhang, P. F. Zhang, D. Xu, D. N. Zheng, X. B. Zhu*, H. Wang*, Y. A. Chen, C. Y. Lu, S. Y. Han, J. W. Pan, 10-Qubit Entanglement and Parallel Logic Operations with a Superconducting Circuit, Physical Review Letters 119, 180511 (2017). (SCI高引，编辑推荐)
[21] D. V. Averin*, Kai Xu, Y. P. Zhong, C. Song, H. Wang*, S. Y. Han*, Suppression of Dephasing by Qubit Motion in Superconducting Circuits, Physical Review Letters 116, 010501 (2016).
[22] S. B. Zheng*, Y. P. Zhong, Kai Xu, Q. J. Wang, H. Wang, L. T. Shen, C. P. Yang, J. M. Martinis*, A. N. Cleland*, S. Y. Han, Emulating Quantum Delayed-Choice Experiment with a Beam Splitter in a Quantum Superposition, Physical Review Letters 115, 260403 (2015).
[23] C. Song, S. B. Zheng*, P. F. Zhang, Kai Xu, L. B. Zhang, Q. J. Guo, W. X. Liu, D. Xu, H. Deng, K. Q. Huang, D. N. Zheng, X. B. Zhu*, H. Wang*, Continuous-variable geometric phase and its manipulation for quantum computation in a superconducting circuit, Nature Communications 8, 1061 (2017).
[24] Y. P. Zhong, D. Xu, P. Wang, C. Song, Q. J. Guo, W. X. Liu, Kai Xu, B. X. Xia, C. Y. Lu*, S. Y. Han, J. W. Pan*, H. Wang*, Emulating Anyonic Fractional Statistical Behavior in a Superconducting Quantum Circuit, Physical Review Letters 117, 110501 (2016).
[25] C. Song, D. Xu, P. F. Zhang, J. W. Wang, Q. J. Guo, W. X. Liu, Kai Xu, H. Deng, K. Q. Huang, D. N. Zheng, S.-B. Zheng, H. Wang*, X. B. Zhu*, C.-Y. Lu*, and J.-W. Pan. Demonstration of Topological Robustness of Anyonic Braiding Statistics with a Superconducting Quantum Circuit, Physical Review Letters 121, 030502 (2018).
[26] T. X. Yan#, B.-J. Liu#, Kai Xu, C. Song, S. Liu, Z. S. Zhang, H. Deng, Z. G. Yan, H. Rong, K. Q. Huang, M.-H. Yung*, Y. Z. Chen*, and D. P. Yu, Experimental Realization of Nonadiabatic Shortcut to Non-Abelian Geometric Gates, Physical Review Letters 122, 080501 (2019).
[27] Kai Xu#, X. Y. LinPeng#, Z. L. Wang*. Decoherence suppression combining quantum uncollapsing and dynamical decoupling. Applied Physics Letters 104, 263509 (2014).
项目/课题情况
[1] 国家自然科学基金委青年基金项目，27万，已结题
[2] 基金委重大研究计划培育项目，80万，已结题
[3] 北京市基金委重点专项（课题负责人，150万），已结题
[4] 中国科学院青年创新促进会，80万，已结题
[5] 北京市科技新星计划，40万，在研
[6] 基金委优青项目，200万，在研
[7] 参与基金委创新群体项目、中科院先导项目、科技创新2030重大项目等。