Lam, Timothy T.Y.Chow, Jong H.Shaddock, Daniel A.Gray, Malcolm B.McClelland, David E.2025-12-312025-12-319780977565764https://hdl.handle.net/1885/733798300We present a quasi-static fiber optic strain sensing system. Strain signals are encoded onto a laser and read off using a H13 C14 N absorption line. Resolutions below a nanostrain for frequencies above 20 mHz were achieved.3en201079960629235