Research Article
Enhancing Temperature Sensitivity Using Cyclic Polybutylene Terephthalate- (c-PBT-) Coated Fiber Bragg Grating
Figure 5
Reflection spectra of the (a) bare FBG and (b) c-PBT-coated FBG against a temperature range of 40°C to 87°C.
(a) |
(b) |