刘俊岐，男，博士，研究员，博士生导师。

    刘俊岐，博士，研究员，博士生导师，中国科学院大学岗位教授，国家高层次领军人才。现任IEEE 会员、中国光学学会会员、中国电子学会会员、中国光学工程学会委员、中国电子学会太赫兹分会专家委员。从事红外及太赫兹光电子材料与器件、红外半导体光子集成技术前沿研究。曾研制出亚洲第一支GaAs基中红外量子级联激光器；发展了表面等离子体分布反馈理论，研制出垂直面发射量子级联激光器；研制出太赫兹量子级联激光器，单管峰值功率率先突破1 W，频点范围覆盖2.5~5.3 THz；研制出世界首支室温高速量子级联激光器，完成跨海通信验证；突破超晶格材料近剩余射线带电子输运机制，研制出甚长波红外量子级联激光器；研制出全谱段量子级联红外光子探测器。主持承担国家自然科学基金重点（2项）、国家863、国家重点研发计划、中国科学院重大专项等20余项。迄今发表学术论文200余篇，获授权国家发明专利40余项。

主要研究领域：

量子级联激光器、红外与太赫兹半导体器件、光电子集成技术

联系方式：

E-mail：jqliu@semi.ac.cn；电话：010-82304026

主持的重要科研项目：

1. 国家自然科学基金重点项目：甚长波红外量子级联探测器关键技术研究（2019.1-2023.12）

2. 国家重点研发计划项目：中远红外及THz量子级联激光器研究（2016.7-2019.12）

3. 中科院重点部署项目：量子级联激光器（2016.1-2018.12）

近年代表性论文或著作（*为通讯作者）：

1. Y. J. Guan, X. Y. Lu, F. M. Cheng, J. Q. Liu*, L. J. Wang, N. Zhuo, J. C. Zhang, S. Q. Zhai, S. M. Liu, F. Q. Liu, Continuous-wave distributed Bragg reflector quantum cascade lasers with fine single-mode tuning up to 102℃ at λ ∼ 8.4 μm，Opt. Communications, 528, 128994, 2023.

2. W. J. Li, Y. Ma, Y. F. Xu, J. Q. Liu*, L. J. Wang, N. Zhuo, Q. Y Lu, J. C. Zhang, S. Q. Zhai, S.M. Liu, F. Q. Liu, Continuous-wave single-mode quantum cascade laser at 5.1 THz based on graded sampled grating design, Photonics Research, 10(12), 2022.

3. K. Guo, Y. X. Zhu, K. Li, J. Q. Liu*, S. Q. Zhai, S. M. Liu, N. Zhuo, J. C. Zhang, L. J. Wang, F. Q. Liu, X. H. Wang, Z. P. Wei, Very long wave infrared quantum cascade detector with a twin-well absorption region, Appl. Phys. Lett. 121, 061101, 2022.

4. W. J. Li, Y. Ma, Y. Y. Li, J. Q. Liu*, N. Zhuo, J. C. Zhang, S. Q. Zhai, L. J. Wang, S. M. Liu, F. Q. Liu, High-power Terahertz quantum cascade lasers based on High-Al-Composition, IEEE Photon. Technol. Lett., 34(13), 671, 2022.

5. Y. Q. Sun, R. Yin, J. C. Zhang, J. Q. Liu, T. Fei, K. Li, K. Guo, Z. W. Jia, S. M. Liu, Q. Y. Lu, N. Zhuo, L. J. Wang, F. Q. Liu, S. Q. Zhai, High-performance quantum cascade lasers at λ ∼ 9 µm grown by MOCVD, Opt. Express, 30(21), 37272, 2022.

6. P. Didier, K. Yang, O. Spitz, A. Guillaume-Manca, J. Q. Liu, and F. Grillot, High-definition video broadcasting with a room-temperature quantum cascade laser emitting in the long-wave infrared domain, Proc. SPIE 12021, Novel In-Plane Semiconductor Lasers XXI, 120210D, (3 March 2022).

7. Y. Y. Li, F. Y. Zhao, Y. Ma, W. J. Li, J. Q. Liu*, F. Q. Liu, J. W. Luo, J. C. Zhang, S. Q. Zhai, N. Zhuo, L. J. Wang, S. M. Liu, Terahertz quantum cascade laser array with spatially-separated beams, Optics and Laser Technology, 143, 107346, 2021.

8. K. Yang, J. Q. Liu*, S. Q. Zhai, J. C. Zhang, N. Zhuo, L. J. Wang, S. M. Liu, F. Q. Liu, Room-temperature quantum cascade laser packaged module at λ∼8 μm designed for high-frequency response, Electron. Lett., 57(17), 665, 2021.

9. Y. X. Zhu, S. Q. Zhai, J. Q. Liu*, K. Li, K. Yang, S. M. Liu, J. C. Zhang, N. Zhuo, L. J. Wang, F. Q. Liu, Mid-wave/long-wave dual-color infrared quantum cascade detector enhanced by antenna-coupled microcavity, Opt. Express, 29(23), 37327, 2021.

10. S. Z. Niu, J. Q. Liu*, F. M. Cheng, H. Wang, J. C. Zhang, N. Zhuo, S. Q. Zhai, L. J. Wang, S. M. Liu, F. Q. Liu, Z. G. Wang, X. H. Wang, Z. P. Wei, 14 μm quantum cascade lasers based on diagonal transition and nonresonant extraction, Photonics Research, 7(11), 1244, 2019.

11. F. Y. Zhao, Y. Y. Li, J. Q. Liu*, F.Q. Liu, J. C. Zhang, S. Q. Zhai, N. Zhuo, L. J. Wang, S. M. Liu, and Z. G. Wang, Sampled grating terahertz quantum cascade lasers, Appl. Phys. Lett. 114, 141105, 2019.

12. Y. H. Zhou, S. Q. Zhai, J. Q. Liu*, F. Q. Liu, J. C. Zhang, N. Zhuo, L. J. Wang and Z. G. Wang, High-speed quantum cascade laser at room temperature, Electron. Lett., 52(7), 548, 2016.

13. T. Wang, J. Q. Liu*, F. Q. Liu, L. J. Wang, J. C. Zhang, and Z. G. Wang, High-Power Single-Mode Tapered Terahertz Quantum Cascade Lasers, IEEE Photon. Technol. Lett., 27(14), 1492, 2015

14. T. Wang, J. Q. Liu*, F. Q. Liu, L. J. Wang, J. C. Zhang, and Z. G. Wang, Tri-channel single-mode terahertz quantum cascade laser, Opt. Lett., 39(23), 6612, 2014.

15. X. J. Wang, S. Q. Zhai, N. Zhuo, J. Q. Liu*, F. Q. Liu, S. M. Liu, and Z. G. Wang，Quantum dot quantum cascade infrared photodetector，Appl. Phys. Lett. 104, 171108, 2014.

16. T. Wang, J. Q. Liu*, Y. F. Li, J. Y. Chen, F. Q. Liu, L. J. Wang, J. C. Zhang, and Z. G. Wang, High power distributed feedback Terahertz Quantum Cascade Lasers, IEEE Electron Device. Lett., 34(11), 1412, 2013.

17. Y. F. Li, J. Wang, N. Yang, J. Q. Liu*, T. Wang, F. Q. Liu, Z. G. Wang, W. D. Chu, and S. Q. Duan，The output power and beam divergence behaviors of tapered terahertz quantum cascade lasers，Opt. Express, 21(13), 15998, 2013.

18. S. Q. Zhai, J. Q. Liu*, X. J. Wang, N. Zhuo, F. Q. Liu, Z. G. Wang, X. H. Liu, N. Li and W. Lu, 19μm quantum cascade infrared photodetectors, Appl. Phys. Lett. 102, 191120, 2013.

19. J. Y. Chen, J. Q. Liu*, W. H. Guo, T. Wang, J. C. Zhang, L. Li, L. J. Wang, F. Q. Liu and Z. G. Wang, High-power, Surface-emitting Surface-plasmon-enhanced distributed feedback quantum cascade lasers, IEEE Photon. Technol. Lett., 24(11), 972, 2012.

20. S. Q. Zhai, J. Q. Liu*, F. Q. Liu, and Z. G.Wang, A normal incident quantum cascade infrared detector enhanced by surface plasmons, Appl. Phys. Lett., 100, 181104-1, 2012.