Equivalent Self-Noise Suppression of DAS System Integrated with Multi-Core Fiber Based on Phase Matching Scheme. - Wang, Jiabei; Gu, Hongcan; Wang, Peng; Liu, Wen; Yao, Gaofei; Pang, Yandong; Wu, Jing; Xu, Dan; Wu, Su; Huang, Junbin; Xu, Canran (Applied Sciences (2076-3417), 2025)