Kangwei Xia
kangweixia@ustc.edu.cn
Education
2012-2016 Ph.D. in Physics, University of Stuttgart
2010-2012 Master's Degree in Physics, University of Stuttgart
2006-2010 Bachelor's Degree in Physics, East China Normal University
Experience
2023-Present Researcher, Hefei National Laboratory
2022-Present Professor, University of Science and Technology of China
2021-2022 Researcher, University of Science and Technology of China
2019-2021 University of Stuttgart, Postdoctoral fellow.
2017-2019 The Chinese University of Hong Kong, Research Assistant Professor
Overview of Academic Research
Prof. Xia’s research interest is the optical detection and coherent manipulation of solid-state spin systems and exploring the solid state spin qubits to quantum computing and quantum sensing.
His major achievements include:
* Optical detection of single rare earth ions in solids (Ce/Pr/Yb)
* Quantum control of single rare earth spin qubtis
* Ultra-sensitivity nanothermometer based on a hybrid quantum system.
Research Directions/Fields:
Spectroscopy of single rare earth ion qubits.
Quantum sensing based on NV centers in diamond
Optical information storage in diamond.
Major Honors and Awards
Representative Publications
1. Zihua Chai+, Zhaocong Wang+, Xinghang Chen, Quanshen Shen, Zeyu Gao, Junyu Guan, Hanyu Zhang, Ya Wang, Yang Tan*, Feng Chen, Kangwei Xia*, Coherence Properties of Rare-Earth Spins in Micrometer-Thin Films, ACS Photon. 4c02520 (2025) (cover image)
2. Jingyang Zhou+, Jia Su+, Junyu Guan, Yichen Yang, Wentao Ji, Mengqi Wang, Fazhan Shi, Kangwei Xia*, Ya Wang*, Jiangfeng Du*, Terabit-scale high-fidelity diamond data storage, Nat. Photon. 18, 1327 (2024)
3. Zhihao Hu+, Junyu Guan+, Shengteng Zheng, Zihua Chai, Shengzhi Wu, Dong Liu, Jia Su, Fazhan Shi, Changkui Duan, Ya Wang*, Kangwei Xia*, Burn After Read: A Rewritable Multiplexing Optical Information Storage and Encryption Method, Laser Photonics Rev. 18, 2301024 (2024)
4. Kangwei Xia+*, Fiammetta Sardi+*, Colin Sauerzapf, Thomas Kornher, Hans-Werner Becker, Zsolt Kis, Laszlo Kovacs, Roman Kolesov, Jörg Wrachtrup, Tunable Microcavities Coupled to Rare-Earth Quantum Emitters, Optica, 9, 445,(2022)
5. Chu-Feng Liu+, Weng-Hang Leong+, Kangwei Xia+, Xi Feng, Amit Finkler, Andrej Denisenko, Jörg Wrachtrup, Quan Li*, Ren-Bao Liu*, Ultra-sensitive hybrid diamond nanothermometer, Nat. Sci. Rev. nwaa194 (2021)
6. Xi Feng+, Weng-Hang Leong+, Kangwei Xia+, Chu-Feng Liu, Gang-Qin Liu, Torsten Rendler, Joerg Wrachtrup, Ren-Bao Liu*, Quan Li*, Association of Nanodiamond Rotation Dynamics with Cell Activities by Translation-Rotation Tracking, Nano Lett. 21, 3393 (2021)
7. Yifan Chen+, Siu Fai Hung+, Wing Ki Lo, Yang Chen, Yang Shen, Kim Kafenda, Jia Su, Kangwei Xia*, Sen Yang*, A universal method for depositing patterned materials in-situ, Nat. Commun. 11, 5334 (2020)
8. Kangwei Xia+*, Wei-Yi Chiang+, Cesar Javier Lockhart de la Rosa+, Yasuhiko Fujita, Shuichi Toyouchi, Haifeng Yuan, Jia Su, Hiroshi Masuhara, Stefan De Gendt, Steven De Feyter, Johan Hofkens, Hiroshi Uji-i*, Photo-Induced Electrodeposition of Metallic Nanostructures on Graphene, Nanoscale 12, 11063-11069 (2020)
9. Kangwei Xia*, Roman Kolesov, Ya Wang*, Petr Siyushev, Thomas Kornher, Rolf Reuter, Sen Yang, Jörg Wrachtrup, Spectroscopy properties of a single praseodymium ion in a crystal, New. J. Phys. 22, 073002 (2020)
10. Thomas Kornher*, Da-Wu Xiao, Kangwei Xia, Fiammetta Sardi, Nan Zhao, Roman Kolesov, Jörg Wrachtrup, Sensing individual nuclear spins with a single rare-earth electron spin, Phys. Rev. Lett. 124, 170402 (2020)
11. Kangwei Xia+, Chu-Feng Liu+, Weng-Hang Leong+, Man-Hin Kwok, Zhi-Yuan Yang, Xi Feng, Ren-Bao Liu*, Quan Li*, Nanometer-precision non-local deformation reconstruction using nanodiamond sensing, Nat. Commun. 10 3259 (2019)
12. Kangwei Xia*, Roman Kolesov, Ya Wang, Petr Siyushev, Rolf Reuter, Thomas Kornher, Nadezhda Kukharchyk, Andreas D Wieck, Bruno Villa, Sen Yang, Jörg Wrachtrup, All-optical preparation of coherent dark states of a single rare earth ion spin in a crystal, Phys. Rev. Lett. 115, 093602 (2015)
13. P. Siyushev+, K. Xia+, R. Reuter, M. Jamali, N. Zhao*, C. Duan, N. Kukharchyk, A. Wieck, R. Kolesov*, J. Wrachtrup, Coherent properties of single rare-earth spin qubits, Nat. Commun. 5 3895 (2014)
14. Roman Kolesov*, Kangwei Xia, Rolf Reuter, Mohammad Jamali, Rainer Stöhr, Tugrul Inal, Petr Siyushev, Jörg Wrachtrup, Mapping spin coherence of a single rare-earth ion in a crystal onto a single photon polarization state, Phys. Rev. Lett. 111, 120502, (2013)
15. R. Kolesov*, K. Xia, R. Reuter, R. Stöhr, A. Zappe, J. Meijer, P. Hemmer, J. Wrachtrup, Optical detection of a single rare-earth ion in a crystal, Nat. Commun. 3, 1029 (2012)