Fiber-optic photoacoustic sensor for remote monitoring of gas micro-leakage Chen, Ke ; Guo, Min ; Liu, Shuai ; Zhang, Bo ; Deng, Hong ; Zheng, Yonghao ; Chen, Yewei ; Luo, Chen ; Tao, Li ; Lou, Mingqi ; Yu, Qingxu Abstract Publication: Optics Express Pub Date: February 2019 DOI: 10.1364/OE.27.004648 Bibcode: 2019OExpr..27.4648C