L. Zhang, L. Zhan, K. Qian, J. M. Liu, Q. S. Shen, X. Hu, and S. Y. Luo, Superluminal propagation at negative group velocity in optical fibers based on Brillouin lasing oscillation,” Phys. Rev. Lett., 107, 093903, 2011
K. Qian, L. Zhan, L. Zhang, Z. Q. Zhu, J. S. Peng, Z. C. Gu, X. Hu, S. Y. Luo, and Y. X. Xia, “Group velocity manipulation in active fibers using mutually modulated cross-gain modulation: from ultraslow to superluminal propagation,” Opt. Lett. 36, 2185, 2011.
Zhijing Wu, Li Zhan, Qishun Shen, Jinmei Liu, Xiao Hu, and Pingping Xiao, "Ultrafine optical-frequency tunable Brillouin fiber laser based on fiber strain," Opt. Lett. 36, 3837, 2011.
Xuesong Liu, Li Zhan, Shouyu Luo, Yuxing Wang, and Qishun Shen, “Individuallyswitchable and widely tunable multiwavelength Erbium-doped fiber laser based oncascaded mismatching long- period fiber gratings,” J. Lightwave Technol.29, 3319, 2011.
Junsong Peng, Li Zhan, Zhaochang Gu, Kai Qian, Xiao Hu, Shouyu Luo, and Qishun Shen, “Direct Generation of 4.6-nJ 78.9-fs Dissipative Solitons in an All-Fiber Net-Normal- Dispersion Er-Doped Laser,” IEEE Photon. Technol. Lett., 24, 98, 2012.