Complete low-frequency bandgap in a two-dimensional phononic crystal with spindle-shaped inclusions
Wang Ting1, 2, †, 
, Wang Hui2, Sheng Mei-Ping1, Qin Qing-Hua2
, Wang Hui2, Sheng Mei-Ping1, Qin Qing-Hua2 Effective mass versus frequency of the PC.
