Band structure and transmission spectra in multiferroic based Sierpinski-carpet phononic crystal Zafer Ozer, Selami Palaz, Amirullah M. Mamedov and Ekmel Ozbay Eur. Phys. J. Appl. Phys., 90 2 (2020) 20902 Published online: 26 June 2020 DOI: 10.1051/epjap/2020190355