Liu, Z. X.; Wang, L. M.; He, H.; Zhang, W. Y. - In: The European Physical Journal B - Condensed Matter and … 59 (2007) 2, pp. 179-184
We study the propagation of electromagnetic wave in piezoelectric period-doubling superlattices with using the generalized 4 × 4 transfer matrix method, and the dynamics of electromagnetic wave and acoustic wave is treated on equal footing. The band-gap structure trifurcates, which is...
