이시형 김주형 G. D. Mansfeld 윤기현 Lee Jeon Kook 2024-01-13T12:32:33Z 2024-01-13T12:32:33Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/106852 English bragg reflector FBAR Bulk acoustic wave resonators AIN Influence of electrodes and bragg reflector on the quality of thin film bulk acoustic wave resonators Conference 1 IEEE Ultrasonic Ferroelectric & Frequency Control, Proeeding, pp.? IEEE Ultrasonic Ferroelectric & Frequency Control, Proeeding ? ? US