Fig. 5: The design and simulation results of the A1-mode LWR filter.

a Eigenfrequency dispersion curve of the A1 mode in 350 nm and 315 nm Z-cut LiNbO₃ thin films. b Schematic circuit design of the LWR filter. c EM simulation model of A1-mode LWR filter. d S₂₁ response of the multi-physics simulation