.[4]Sergio Carbajo*, Jan Schulte, Xiaojun Wu, Koustuban Ravi, Damian N. Schimpf, and Franz X. Kaertner, Efficient narrowband terahertz generation in cryogenically cooled periodically poled lithium niobate, Optics Letters, 2015, 40(24): 5762-5765. （JCR, Q1, IF=3.776）
.[3]Koustuban Ravi*, Wenqian Ronny Huang, Sergio Carbajo, Xiaojun Wu, and Franz X. Kaertner, Limitations to THz generation by optical rectification using tilted pulse fronts, Optics Express, 2014, 22(17): 20239-20251. （JCR, Q1, IF=3.894）
.[2]WU Zhong-an, WU Xiao-Jun, and Li Wang*, Terahertz radiation from Graphite Excited by Femtosecond Laser Pulses, Chinese Physics Letters, 2014, 31(1): 017-801.
.[1]Jiayuan Li, Yixuan Zhou, Mei Qi, Xiaojun Wu, Weilong Li, Zhaoyu Ren, Xinlong Xu*, Jintao Bai, and Li Wang, Scalable Synthesis of Pyrrolic Ni-Doped Graphene by Ambient Pressure Chemical Vapor Deposition and Its Terahertz Response, Carbon, 2013, 62(5): 330-336. （JCR, Q1, IF=9.594）