Tactile Sensor Array with Fiber Bragg Gratings in Quasi-Distributed Sensing

Table 1

FBG sensitivities for loads applied at the central position of the TSA.

Sensor	Sensitivity (pm/g)	Distance of the load application (mm)	R-coefficient
1	0.0327 ± 0.0004	39.53	0.999
2	0.0661 ± 0.0004	25.74	0.999
3	0.1958 ± 0.0027	14.58	0.999
4	0.1801 ± 0.0041	14.58	0.997
5	0.0455 ± 0.0007	25.74	0.998
6	0.0183 ± 0.0003	39.53	0.998