Personal profile

Hu Xiaolong, Associate Researcher, Doctoral Supervisor, Guangdong Optoelectronic Engineering Technology Research and Development Center/Guangdong Third Generation Semiconductor Materials and Devices Engineering Laboratory/Guangzhou Key Laboratory of Wide Bandgap Semiconductor Chips and Application Systems. His research interests mainly include III-V semiconductor optoelectronic devices, transistor detectors, etc. As the project leader, I am responsible for leading projects funded by the National Natural Science Foundation of China, Guangdong Provincial Natural Science Foundation, Guangzhou Science and Technology Plan, as well as technology development and cooperation projects. As a technical backbone, I participated in major projects of the National High Tech Research Program (863), key research and development projects in Guangdong Province, cutting-edge and key technology innovation projects in Guangdong Province, and major special projects for collaborative innovation between industry, academia, and research in Guangzhou. Served as a project reviewer for the National Natural Science Foundation of China and Guangdong Provincial Natural Science Foundation, as well as a reviewer for journals such as Adv. Fun. Mater., Appl. Phys. Lett., J. Alloys Comp., Opt. Lett., Opt. Express, etc. Currently Appl. Surf. Sci., J. Alloys and Comp., Opt. Lett., Opt. Express, Chin. Phys. B, IEEE Photon. Technol. Lett. Published over 40 papers in journals, with a total of over 400 citations, applied for over 30 patents, and granted over 20 patents.

Research directions

III-V semiconductor optoelectronic devices, transistor detectors, etc.

Education and Work Experience

Bachelor of Physics, Department of Physics, Xiamen University; Master of Condensed Matter Physics, Department of Physics, Xiamen University; PhD in Microelectronics and Solid State Electronics, Department of Physics, Xiamen University.

Representative paper results 

1. Wen-jie Liu, … Xiao-long Hu*,Excitation of out-of-plane lattice plasmons in dislocated nanostructures through near-field coupling, Optics Letters, 2023, 48:3271

2. Wen-jie Liu,...Xiao-long Hu* et al., Facile Preparation of Au–Ag Composite Nanostructure for High-Sensitive and Uniform Surface-Enhanced Raman Spectroscopy, Photonics, 2023, 10:354.

3. Xiao-long Hu, Hai-lin Wu et al., High-responsivity dual-frequency hot-electron photodetectors with magnetic polaritons beneath metal grating strips, Journal of Physics D: Applied Physics, 2023, 56:125101.

4. Xiao-long Hu, Fen Li et al., High-performance plasmonic polymer modulators through mode hybridization and electro-thermomechanical effects, Optics Letters, 2023, 48:964.

5. Xiao-long Hu, Jian-kun Jiang et al., Low-loss and broadband cascaded SiN RGB coupler with dual-mode interference, Applied Optics, 2023, 62:944.

6. Wen-jie Liu, ...Xiao-long Hu* et al., Tunable plasmonic modulator with high-modulation-depth through electrical control, Optics Communications, 2023, 528:129009.

7. Xiao-long Hu, Xu Liang et al., Enhanced Light Extraction Efficiency and Modulation Bandwidth of Deep-Ultraviolet Light-Emitting Diodes with Al Nanospheres, Crystals, 2022, 12:289.

8. Wen-jie Liu, ...Xiao-long Hu* et al., Efficient unidirectional SPP launcher: coupling the SPP to a smooth surface for propagation, Optics Letters, 2022, 47:621.

9. Xiao-long Hu, Fen Li et al., Suppression of gap plasmon resonance for high-responsivity MIM near-infrared hot-electron photodetectors, Optics Letters, 2022, 47:42.

10. Wen-jie Liu, ...Xiao-long Hu*et al., Integrated plasmonic biosensor on a vertical cavity surface emitting laser platform, Optics Express, 2021, 22:40643.

11. Fu-an Xiao, ... Xiao-long Hu*, Improved Wave Function Overlap and Carrier Confinement of AlGaN-Based Deep-Ultraviolet Light-Emitting Diodes with Graded Composition Multiple Quantum Wells, Phys. Status Solidi A, 2021, 2000779.

12. Y.-D. Zheng, … X.-L. Hu*, Purcell effect and light extraction of Tamm-plasmon-cavity green light-emitting diodes, Optics Express, 2019, 27:30852.

13. X. L. Hu, F. A. Xiao et al., High-luminous efficacy green light-emitting diodes with InGaN/GaN quasi-superlattice interlayer and Al-doped indium tin oxide film, Journal of Alloys and Compounds, 2019, 794:137.

14. W. J. Liu, X. L. Hu* et al., Performance enhancement of GaN-based near-ultraviolet flipchip light-emitting diodes with two-step insulating layer scheme on patterned sapphire substrate, Journal of Materials Science: Materials in Electronics, 2019, 30:3013-3018    

15. X. L. Hu, R. L. Wen et al., III-nitride ultraviolet, blue and green LEDs with SiO2 photonic crystals fabricated by UV-nanoimprint lithography Materials Science in Semiconductor Processing, 2018, 79:61.

16. W. J. Liu, X. L. Hu*, et al., Optical and thermal performance of nitride-based thin-film flip-chip light-emitting diodes. Journal of Materials Science: Materials in Electronics, 2018, 29:19825-19829.

17. R. L. Wen, X. L. Hu, et al., Fabrication and Characterization of High-Efficiency green InGaN Light-Emitting Diodes With Metal-Doped ITO Layer, IEEE Transactions on Electron devices, 2018, 65:4334.

18. W. J. Liu, X. L. Hu, et al., Low-loss integrated electrical surface plasmon source with ultra-smooth metal film fabricated by polymethyl methacrylate ‘bond and peel’ method, Nanotechnology, 2018, 29:24LT01.

Contact Information

E-mail：scxlhu@scut.edu.cn