Research Article

Modeling Nonlinear Acoustooptic Coupling in Fiber Optics Based on Refractive Index Variation due to Local Bending

Figure 11

Normalized transferred energy from the core to the LP cladding modes as a function of acoustic frequency for different pulse width , 100 fs, and 150 fs. (a) For core diameter 2.5 μm and (b) core diameter 3.5 μm.
(a)
(b)