Research Groups

Quantum Photonics Group

Quantum Materials and Devices

We are a multi-disciplinary group of scientists and engineers devoted to bringing out novel solutions to quantum-based ultra-secure communications. Mostly experimental, our R&D interests include quantum cryptography, photonic-chip integration and single-photon devices based on semiconductor quantum dots.

Group Leader:Zhiliang Yuan Chief Scientist of BAQIS

Research themes:

1.   Quantum communication

2.   Semiconductor quantum devices



1. L Zhou, J P Lin, Y-M Xie, Y-S Lu, Y M Jing, H-L Yin, Z L Yuan. Experimental quantum communication overcomes the rate-loss limit without optical phase tracking. arXiv: 2212.14190 (2022).

2. M Z Ren, L Zhou, Z L Yuan. Low-loss, dual-polarization asymmetric Mach-Zehnder interferometer chips for quantum key distribution. SCIENCE CHINA Information Sciences, In press.

3. L Zhou, J P Lin, Y M Jing, Z L Yuan. Twin-field quantum key distribution without optical frequency dissemination. Nature Communications 14, 928 (2023).

4. Y F Gao, Z L Yuan. Suppression of patterning effect using IQ modulator for high-speed quantum key distribution systems. Optics Letters 48, 1068-1071 (2023).

5. Y B Fan, T T Shi, W J Ji, L Zhou, Y Ji, Z L Yuan. Low afterpulsing and high count rate InGaAs/InP detectors using ultra-narrowband interference circuits. Optics Express 31, 7515-7522 (2023).

6. T Fei, S Zhai, J Zhang, Q Y Lu, N Zhuo, J Liu, L Wang, S Liu, Z Jia, K Li, Y Sun, K Guo, F Liu. 3 W Continuous-Wave Room Temperature Quantum Cascade Laser Grown by Metal-Organic Chemical Vapor Deposition, Photonics 10, 47 (2023).


7. W Li, Y Li, Y Ma, Y Xu, J Liu, N Zhuo, Q Y Lu, L Wang, J Zhang, S Zhai, S Liu and F Liu. Continuous-wave terahertz quantum cascade laser based on a hybrid bound to bound quantum design, Frontiers in Photonics 3, 1071879 (2022),

8. W Li, Y Ma, Y Xu, J Liu, L Wang, N Zhuo, Q Y Lu, J Zhang, S Zhai, S Liu, F. Liu. Continuous-wave single-mode quantum cascade laser at 5.1 THz based on graded sampled grating design, Photonics Research 10, 2686-2692 (2022).

9. Y Sun, R Yin, J Zhang, J Liu, T Fei, K Li, K Guo, Z Jia, S, Q Y Lu, N Zhuo, L Wang, F Liu, S Zhai.  High-performance quantum cascade lasers at λ~9 μm grown by MOCVDOptics Express 30, 37272-37280 (2022).

10. Q Guo, J Zhang, K Yang, Y Zhu, Q.Y. Lu, N Zhuo, S Zhai, J Liu, L Wang, S Liu, F Liu.  Monolithically integrated mid-infrared sensor with a millimeter-scale sensing range, Optics Express 30, 40657-406652 (2022). 

11. Q Guo, J Zhang, R Yin, N Zhuo, Q.Y. Lu, S Zhai, J Liu, L Wang, S Liu, F Liu. Continuous-wave microcavity quantum cascade lasers in whispering-gallery modes up to 50° COptics Express 30 (13), 22671-22678 (2022). 

12. R Yin, J Zhang, Q Guo, N Zhuo, S Zhai, Z Jia, J Liu, L Wang, S Liu, Q. Y. Lu, F. Q. Liu, Z. G. Wang. Catastrophic failure of the back facet in watt-level power long wavelength infrared quantum cascade laser, Journal of Physics D: Applied Physics (2022).

13. T. Wang, Y. Zhang, W. Kong, L. Qiao, B. Peng, Z. Shen, Q. Han, H. Chen, Z. Yuan, R. Zheng, X. Yang. Transporting holes stably under iodide invasion in efficient perovskite solar cells. Science, 377(6611), pp.1227-1232 (2022).

14. Q Zeng, One-way Einstein-Podolsky-Rosen steering beyond qubits. Physical Review A, 106(3), 032202 (2022).

15. Y Gao, J. Lai, Y. Sun, X. Liu, C. Lin, P. Tan, C. Shan, J. Zhang. Charge state manipulation of NV centers in diamond under phonon-assisted Anti-Stokes excitation of NV0ACS Photonics, 9(5), 1605-1613 (2022).

16. Y. Chi, J. Huang, Z. Zhang, J. Mao, Z. Zhou, X. Chen, C. Zhai, J. Bao, T. Dai, H. Yuan, M. Zhang, D. Dai, B. Tang, Y. Yang, Z. Li, Y. Ding, L. Oxenl?we, M. Thompson, J. O'Brien, J. Wang. A programmable qudit-based quantum processorNature Communications 13, 1166 (2022).

17. C Clivati, A Meda, S Donadello, S Virzi, M Genovese, F Levi, A Mura, M Pittaluga, Z L Yuan, A J Shields, M Lucamarini, I P Degiovanni, D Calonico, Coherent phase transfer for real-world twin-field quantum key distribution, Nature Communications 13, 157 (2022).


18. C Hu, F Yang, Probing quantum nonlinearity of cavity-QED systems with quantum light, Physical Review B, 104(20), 205301 (2021). 

19. X Li, M Ren, J Zhang, L Wang, W Chen, Y Wang, X Yin, Y Wu, J. An, Interference at the single-photon level based on silica photonics robust against channel disturbancePhotonics Research, 9(2), 222-228 (2021).

20. X Wu, MD Soltani, L Zhou, M Safari, H Haas, Hybrid LiFi and WiFi networks: A survey, IEEE Communications Surveys & Tutorials 23, 1398-1420 (2021).