Cheng-Lin Deng

　　Cheng-Lin Deng is an Assistant Researcher in the Quantum Computing Cloud Platform team at the Beijing Academy of Quantum Information Sciences. He obtained his Bachelor's degree in Physics from the University of Chinese Academy of Sciences and his Ph.D. in Condensed Matter Physics from the Institute of Physics, Chinese Academy of Sciences. His main responsibilities include the development and optimization of the team's measurement and control software, as well as the integration of electronics hardware and software. He focuses on advancing technologies in optimal control and feedback control, and exploring the application of quantum control techniques in areas such as quantum many-body simulation and quantum state preparation, aiming to support the realization of larger-scale, higher-precision, and more efficient quantum circuits. He has published over ten SCI papers in internationally renowned journals such as Physical Review Letters and Nature Communications, and has participated in the national key project “Quantum Communication and Quantum Computers” under the Science and Technology Innovation 2030 program.

Education and Work Experience

　　2016.09 – 2020.06, Bachelor of Physics, University of Chinese Academy of Sciences (UCAS).

       2018.12 – 2019.09, Exchange Program, University of California, Berkeley (UCB).

       2020.09 – 2025.06, Ph.D. in Condensed Matter Physics, Institute of Physics (IOP), Chinese Academy of Sciences (CAS).

       2025.08 – Present, Assistant Researcher, Cloud Quantum Computing Platform (CQCP) Group, Beijing Academy of Quantum Information Sciences (BAQIS).

Honors

　　2025: CAS President's Award for Excellence, Chinese Academy of Sciences.

       2024: Director's Special Award of the Institute of Physics, Chinese Academy of Sciences.

Research Directions

　　Focuses on quantum control problems, including optimization control using artificial intelligence algorithms such as reinforcement learning, as well as real-time feedback control based on measurements. Relying on a self-built superconducting quantum experimental platform and independently developed control software, the team systematically optimizes qubit manipulation processes, significantly improving control precision and efficiency. At the same time, it explores innovative applications of various quantum control techniques in cutting-edge areas such as quantum many-body system simulation, high-fidelity state preparation, and quantum precision measurement.

Selected Publications (#as a co-first author, *as a co-corresponding author):

[1] 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*, HF Yu*, Heng Fan*, High- order topological pumping on a superconducting quantum processor, Physical Review Letters 133, no. 14 (2024): 140402.

[2] 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, no. 4 (2023): 044028.

[3] 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*, Heng Fan*, Prethermalization by Random Multipolar Driving on a 78-Qubit Superconducting Processor, arXiv:2503.21553, Nature (2026). 

[4] 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, no. 1 (2023): 5433.

[5] 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, SP 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, no. 8 (2023): 080401.

[6] Yu Liu#, Yu-Ran Zhang#, Yun-Hao Shi#, Tao Liu, Congwei Lu, Yong-Yi Wang, Hao Li, Tian-Ming Li, Cheng-Lin Deng, Si-Yun Zhou, Tong Liu, Jia-Chi Zhang, Gui-Han Liang, Zheng-Yang Mei, Wei-Guo Ma, Hao-Tian Liu, Zheng-He Liu, Chi-Tong Chen, Kaixuan Huang, Xiaohui Song, SP Zhao, Ye Tian, Zhongcheng Xiang*, Dongning Zheng, Franco Nori, Kai Xu*, Heng Fan*, Disorder-induced topological pumping on a superconducting quantum processor, Nature Communications 16, 108 (2025).

[7] Ri-Hua Zheng#, Wen Ning#, Jia-Hao Lü, Xue-Jia Yu#, Fan Wu, Cheng-Lin Deng, Zhen-Biao Yang*, Kai Xu*, Dongning Zheng, Heng Fan, Shi-Biao Zheng*, Experimental demonstration of spontaneous symmetry breaking with emergent multi-qubit entanglement, Physical Review Letters 134, no. 15 (2025): 150406.

[8] 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*, Heng Fan*, Direct Implementation of High-Fidelity Three-Qubit Gates for Superconducting Processor with Tunable Couplers, Physical Review Letters 135, no. 05 (2025): 050602.

[9] 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*, Heng Fan*, Exploring Hilbert-Space Fragmentation on a Superconducting Processor, PRX Quantum, no.6, 010325 (2025).

[10] 徐越山，刘宇，邓承林，陈炳杰，张翼鹏，王正安，黄凯旋，许凯，范桁。发明专利，超导量子比特的标定方法和装置，申请号：202510811694.5。

Projects and Grants

　　◇ National Key R&D Program “Quantum Communication and Quantum Computers,” Sub-project: “Implementation of High-Fidelity Quantum Logic Gates and Measurement and Control,” 2021.11.01–2026.10.30, Project No. 2021ZD0301800, ongoing, participant.

       ◇ Beijing Municipal Natural Science Foundation, General Program, Project Title: Design of Quantum-Classical Heterogeneous Computing Architecture and Experimental Research in Quantum Simulation. 2026.01.01-2027.12.31, Project Number: 1262048, ongoing, Principal Participant.