Low band gap frequencies and multiplexing properties in 1D and 2D mass spring structures
Aly Arafa H†, , Mehaney Ahmed
       

Dispersion curves for acoustic wave propagation in the infinite periodic lattice of a 5 × 5 unit cell of (a) homogenous structure consisting of epoxy with aluminum inclusion springs having the same mass values; (b) epoxy with aluminum inclusion and isoprene as a ground spring; (c) rubber with aluminum inclusion and isoprene as a ground spring; and (d) rubber with aluminum inclusion and rubber as a ground spring.