10.1364/OE.22.026510.m001 Yongkang Dong Yongkang Dong Pengbai Xu Pengbai Xu Hongying Zhang Hongying Zhang Zhiwei Lu Zhiwei Lu Liang Chen Liang Chen Xiaoyi Bao Xiaoyi Bao Media 1: Characterization of evolution of mode coupling in a graded-index polymer optical fiber by using Brillouin optical time-domain analysis Optica Publishing Group 2014 time-domain analysis media Optics Express Brillouin 03 November 2014 graded-index polymer evolution Characterization oe mode 2014-11-03 00:00:00 Media https://opticapublishing.figshare.com/articles/media/Media_1_Characterization_of_evolution_of_mode_coupling_in_a_graded-index_polymer_optical_fiber_by_using_Brillouin_optical_time-domain_analysis/4947470 Originally published in Optics Express on 03 November 2014 (oe-22-22-26510)