BASIC INFORMATION

Name: Junhua Zhang

Position: Associate Research Fellow

Research interest: Control system architecture and implementation for large scale quantum computation systems; Quantum operation in trapped-ion system and related experiment techniques


EDUCATION BACKGROUND

2012.09 – 2018.01 Center for Quantum Information, Tsinghua University, PhD. of Quantum Information, focused on trapped-ion system, Advisor: Prof. Kihwan Kim

2008.09 – 2012.06 School of Physics, Peking University, Bachelor of Applied Physics


Working experience

2021.06 –Now Associate Research Fellow, Shenzhen Institute for Quantum Science and Engineering, Southern University of Science and Technology

2018.05 – 2021.05 Assistant Research Fellow, Shenzhen Institute for Quantum Science and Engineering, Southern University of Science and Technology


PATENTS

202110668104.X 用于量子物理实验平台的通用时序控制器架构


GRANTS

Youth program of NSFC, Quantum control of motion of trapped-ions using structured light, Grant No. 12104212


PUBLICATIONS

[1] P. F. Wang, J. H. Zhang (co-first author), C. Y. Luan, M. Um, Y. Wang, M. Qiao, T. Xie, J. N. Zhang, A. Cabello, and K. Kim, "Significant loophole-free test of Kochen-Specker contextuality using two species of atomic ions", Science Advances, vol. 8, Issue 6, 2022.

[2] M. Um, Q. Zhao, J. H. Zhang, P. F. Wang, Y. Wang, M. Qiao, H. Y. Zhou, X. F. Ma, and K. Kim, "Randomness Expansion Secured by Quantum Contextuality", Phys. Rev. Applied, vol. 13, p. 034077, 2020.

[3] D. X. Chen, L. Y. Zhang, J. H. Zhang, "Quantum teleportation with mutually unbiased bases", Quantum Information Processing, vol. 19, p. 121, 2020.

[4] T. Xie, N. J. Jin, Y. Wang, J. H. Zhang, M. Um, K. Kim, "Frequency Stabilization of a 650 nm Laser to an I-2 Spectrum for Trapped Ba-138(+) Ions", JOSAB, vol. 36, pp. 243-247, 2019.

[5] J. H. Zhang, M. Um, D. S. Lv, J. N. Zhang, L. M. Duan, and K. Kim, "NOON States of Nine Quantized Vibrations in Two Radial Modes of a Trapped Ion", Phys. Rev. Lett., vol. 121, p. 160502, 2018.

[6] Y. C. Shen, Y. Lu, K. Zhang, J. H. Zhang, S. N. Zhang, J. Huh and K. Kim, "Quantum Optical Emulation of Molecular Vibronic Spectroscopy Using a Trapped-ion Device", Chemical Science, vol. 9, pp. 836-840, 2018.

[7] D. S. Lv, S. M. An, M. Um, J. H. Zhang, J. N. Zhang, M. S. Kim and K. Kim, "Reconstruction of the Jaynes-Cummings Field State of Ionic Motion in a Harmonic Trap", Phys. Rev. A, vol. 95, p. 043813, 2017.

[8] Y. Wang, M. Um, J. H. Zhang, S. M. An, M. Lyu, J. N. Zhang, L. M. Duan, D. Yum and K. Kim, "Single-Qubit Quantum Memory Exceeding Ten-Minute Coherence Time," Nature Photon., vol. 11, pp. 646-650, 2017

[9] M. Um, J. H. Zhang (co-first author), D. S. Lv, Y. Lu, S. M. An, J. N. Zhang, H. Nha, M. S. Kim and K. Kim, "Phonon Arithmetic in a Trapped Ion System", Nature Commun., vol. 7, p. 11410, 2016.

[10] S. M. An, J. N. Zhang, M. Um, D. S. Lv, Y. Lu, J. H. Zhang, Z. Q. Yin, H. T. Quan and K. Kim, "Experimental Test of the Quantum Jarzynski Equality with a Trapped-ion System", Nature Physics, vol. 11, pp. 193-199, 2015.

[11] J. Park, J. H. Zhang, J. Lee, S. W. Ji, M. Um, D. S. Lv, K. Kim and H. Nha, "Testing Nonclassicality and Non-Gaussianity in Phase Space", Phys. Rev. Lett., vol. 114, p. 190402, 2015.

[12] X. Zhang, Y. C. Shen, J. H. Zhang, J. Casanova, L. Lamata, E. Solano, M. H. Yung, J. N. Zhang and K. Kim, "Time Reversal and Charge Conjugation in an Embedding Quantum Simulator", Nature Commun., vol. 6, p. 8917, 2015.

[13] J. H. Zhang and K. Kim, "Realization of Geometric Landau-Zener-Stückelberg Interferometry", Phys. Rev. A, vol. 89, p. 013608, 2014.

[14] M. Um, X. Zhang, J. H. Zhang, Y. Wang, Y. C. Shen, D. L. Deng, L. M. Duan and K. Kim, "Experimental Certification of Random Numbers via Quantum Contextuality", Sci. Rep., vol. 3, p. 1627, 2013.

[15] X. Zhang, M. Um, J. H. Zhang, S. M. An, Y. Wang, D. L. Deng, C. Shen, L. M. Duan and K. Kim, "State-independent Experimental Test of Quantum Contextuality with a Single Trapped Ion", Phys. Rev. Lett., vol. 110, p. 070401, 2013.