Experimental Method of Temperature and Strain Discrimination in Polymer Composite Material by Embedded Fiber-Optic Sensors Based on Femtosecond-Inscribed FBGs

Table 1

Fiber	Sensor	Wavelength, nm	, pm/	, pm/°C	, pm/°C^2	, pm	, pm
PS1250	S1	1538.56	0.528	22.07		29.2	58.7
	S2	1544.40	0.638	18.65		25.9	41.7
	S3	1548.62	0.540	20.22		31.7	50.0
SM1500P	S1	1557.13	1.225	16.50		50.5	87.9
	S2	1562.43	1.232	15.64		51.6	81.4
	S3	1567.75	1.212	14.98		45.1	71.5