Xu, FengShi, JinhuiGong, KuiLi, HefeiHui, RongqingYu, Benli2015-10-262015-10-262014-05-15Feng Xu, Jinhui Shi, Kui Gong, Hefei Li, Rongqing Hui, and Benli Yu, "Fiber-optic acoustic pressure sensor based on large-area nanolayer silver diaghragm," Opt. Lett. 39, 2838-2840 (2014). http://dx.doi.org/10.1364/OL.39.002838https://hdl.handle.net/1808/18736This is the published version. © 2014 Optical Society of AmericaA fiber-optic acoustic pressure sensor based on a large-area nanolayer silver diaphragm is demonstrated with a high dynamic pressure sensitivity of 160  nm/Pa at 4 kHz frequency. The sensor exhibits a noise limited detectable pressure level of 14.5  μPa/Hz1/2. Its high dynamic pressure sensitivity and simple fabrication process make it an attractive tool for acoustic sensing and photo-acoustic spectroscopy.Article10.1364/OL.39.002838openAccess