Bulk acoustic wave resonator with suppressed energy loss using improved lateral structure. - Jea-Shik Shin; Insang Song; Moon-Chul Lee; Chul-Soo Kim; Sang Uk Son; Duck-Hwan Kim; Ho-Soo Park; Jing Cui; Yujie Ai; Sungwoo Hwang; Jae-Sung Rieh (IEICE Electron. Express, 2014)