Figure 2

The experimental(solid line) and the simulative (dashed line) spectrum of thin-core fiber Mach-Zehnder interferometer with different length of thin-core fiber (a) 2 cm; (b) 3 cm; (c) 4 cm; (d) 5 cm.
The experimental(solid line) and the simulative (dashed line) spectrum of thin-core fiber Mach-Zehnder interferometer with different length of thin-core fiber (a) 2 cm; (b) 3 cm; (c) 4 cm; (d) 5 cm.