11:13 〜 11:15 [PS-7-15] Investigation of electret devices using liquid crystal polymer ○T. Nishimoto1, T. Fukushima1, Y. Koshiba1, S. Horike1, Y. Tagushi2, K. Ishida1 (1.Kobe Univ. (Japan), 2.POLYPLASTICS co., Ltd (Japan))