Faculty

He has published over 50 peer-reviewed journal papers with more than 5800 citations, h-index of 37, among which 4 are the highly cited papers of ESI. He serves as a long-term reviewer for over 40 journals, in the editor board of journal Ultrafast Science (Science Partner Journal) and Chinese Laser Press. He is awarded the gold medal of “MRS Singapore best PhD thesis” in 2018, one of the World’s Top 2% Scientists by Elsevier; Best Young Scientist by IEEE Photonics Society; WuSi Medal of Shenzhen.
For more information of Longqing xk星空官网’s information, please refer to:
Education
2014.01 – 2017.08, Nanyang Technological University, PhD (Optics)
2011.09 – 2014.01, Tianjin University, Master (Optical Engineering)
2007.09 – 2011.06, Tianjin University, Bachelor (Optoelectronics)
Working Experiences
2021-03 to present, Southern University of Science and Technology, Department of Electronic and Electrical Engineering, Associate Professor
2020-09 to 2021-03, ShanghaiTech University, School of Information Science and Technology, Assistant Professor
2019-08 to 2020-07, University of Pennsylvania, postdoctoral fellow
2017-04 to 2019-07, Nanyang Technological University, Research Fellow
Research Introduction
Terahertz technology and applications
Devices for the next-generation wireless communications
Terahertz imaging and sensing
Metamaterials, Metasurfaces, Photonic crystals
Ultrafast spectroscopy
Nonlinear optics
Awards & Honors
Gold Medal of the MRS Singapore Best PhD Thesis 2018 (one winner per year);
Chinese Government Award for Outstanding Self-Financed Students Abroad, 2016;
The National Distinguished Youth Expert.
Papers
1. S-T Xu,* H-F Zhang, L. xk星空官网,* Z. Xue, D. Lu, Y-H Wang, X. Hu, L. Liang, Y. Ji, F. Fan,* and S-J Chang, Dispersion-Compensated Terahertz Ultra-Broadband Quarter and Half Wave Plates in a Dielectric-Metal Hybrid Metadevice, Advanced Optical Materials, 2302696 (2024).
2. 丛龙庆*,许桂珍,杂化连续域内束缚态中的环形偶极子,激光与光电子学进展 60, 18 (2023). (Invited Research Article)
3. G. Xu, H. Xing, Z. Xue, D. Lu, J. Fan, J. Fan, P.P. Shum, L. xk星空官网*, Recent Advances and Perspective of Photonic Bound States in the Continuum, Ultrafast Science, 3 (2023).(A Science Partner Journal)
4. H. Xing, G. Xu, D. Lu, J. Fan, Z. Xue, Z. Gao, L. xk星空官网*, Terahertz topological photonic crystals with dual edge states for efficient routing, Opt. Lett., 48, 4 (2023) .
5. J. Fan, Z. Li, Z. Xue, H. Xing, D. Lu, G. Xu, J. Gu, J. Han, L. xk星空官网*, Hybrid bound states in the continuum in terahertz metasurfaces, Opto-Electronic Science, 2, 230006 (2023).
6. H. Xing#, J. Fan#, D. Lu, Z. Gao, P. P. Shum, L. xk星空官网*, Terahertz Metamaterials for Free-Space and on-Chip Applications: From Active Metadevices to Topological Photonic Crystals. Advanced Devices & Instrumentation 2022, 1 (2022). (A Science Partner Journal)
7. W. Shi, J. Gu*, X. Zhang, Q. Xu, J. Han, Q. Yang*, L. xk星空官网*, W. Zhang*, Terahertz bound states in the continuum with incident angle robustness induced by a dual period metagrating. Photon. Res. 10, 810 (2022).
8. X. Zhang, W. Shi, J. Gu*, L. xk星空官网*, X. Chen, K. Wang, Q. Xu, J. Han, W. Zhang*, Terahertz metasurface with multiple BICs/QBICs based on a split ring resonator. Opt. Express 30, 29088 (2022).
9. L. xk星空官网*, J. Han, W. Zhang, R. Singh, “Temporal loss boundary engineered photonic cavity,” Nature Communications 12, 6940 (2021). Highlighted by SUSTech News: https://newshub.sustech.edu.cn/html/202112/41591.html; Featured by 《物理》as cover page.
10. 丛龙庆*, 主动式太赫兹超材料器件综述. 中国激光 48, 1914003 (2021). (Invited Review article)
11. L. xk星空官网*, S. K. Valiyaveedu, J. Shi, X. Zhang, Editorial: Terahertz Radiation: Materials and Applications. Frontiers in Physics 9, (2021). (Issue edited as a Guest Editor)
Selected publication before joining xk星空官网:
12. L. xk星空官网, R. Singh, “Spatiotemporal Dielectric Metasurfaces for Unidirectional Propagation and Reconfigurable Steering of Terahertz Beams,” Adv. Mater. 32, 2001418 (2020).
13. L. xk星空官网, et al, “Electrically programmable terahertz diatomic metamolecules for chiral optical control,” Research 2019, 1 (2019) (Science Partner Journal).
14. L. xk星空官网, et al, “All-optical active THz metasurfaces for ultrafast polarization switching and dynamic beam splitting,” Light: Science & applications 7, 28 (2018).
15. L. xk星空官网, et al, “Active Phase Transition via Loss Engineering in a Terahertz MEMS Metamaterial,” Adv. Mater. 29(26), 1700733 (2017).
16. L. xk星空官网, et al, “Perovskite as a Platform for Active Flexible Metaphotonic Devices,” ACS Photonics 4, 1595-1601 (2017). Featured as cover article.
17. L. xk星空官网, et al, “Near-Field Inductive Coupling Induced Polarization Control in Metasurfaces,” Adv. Opt. Mater. 4, 848 (2016).
18. L. xk星空官网, et al, “Fano Resonances in Terahertz Metasur-faces: A Figure of Merit Optimization,” Adv. Opt. Mater. 3, 1537 (2015). Citation 148 Highlighted as the top 5 download paper. Link: http://www.materialsviews.com/advanced-optical-materials-top-5-sept-2015/.
19. L. xk星空官网, et al, “A Tunable Dispersion-Free Terahertz Metadevice with Pancharatnam-Berry-Phase-Enabled Modulation and Polarization Control,” Adv. Mater. 27, 6630 (2015).
20. L. xk星空官网, et al, “Experimental demonstration of ultrasensitive sensing with terahertz metamaterial absorbers: A comparison with the metasurfaces,” Appl. Phys. Lett. 106, 031107 (2015). Citation 372, Highlighted as the must-read findings on terahertz devices; Most cited paper of APL from 2015-2019; Top 1% most cited papers in Physics by ESI.
21. L. xk星空官网, et al, “Highly flexible broadband terahertz metamaterial quarter‐wave plate,” Laser & Photonics Reviews 8, 626 (2014). Citation 221, featured as cover article.
22. L. xk星空官网, et al, “A perfect metamaterial polarization rotator,” Appl. Phys. Lett. 103, 171107 (2013). Citation 296, Highlighted as the top 1% most cited papers in Physics by ESI.
More papers please refer to: https://scholar.google.com/citations?hl=en&user=OiPJiqcAAAAJ or https://www.researchgate.net/profile/Longqing-xk星空官网
Recruitment Announcement
Tera-Meta Lab is recruiting postdoctoral fellow and research assistant. We are also open for application of PhD, Master, and intern positions with background in optics, physics, optoelectronics, materials, and communications. Visiting scholars and exchanging students are also very welcome! Please send you CV to conglq@xk星空官网edu.cn if you have interest to join. Postdoc applicants should also send names and email address of at least two referees. Address: South Tower of Engineering Building RM 702, South University of Science and Technology (xk星空官网), No. 1088 Xueyuan avenue, Nanshan district, Shenzhen, Guangdong 518055, China, and Tel: +86 (0755) 88010523
Contact Information
South Tower of Engineering Building RM 702, South University of Science and Technology (xk星空官网), No. 1088 Xueyuan avenue, Nanshan district, Shenzhen, Guangdong 518055, China


