Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Temesgen Bailie Workie"'
Publikováno v:
Micromachines, Vol 14, Iss 12, p 2241 (2023)
This paper studies the radial alternating material phononic crystal (RAM-PnC). By simulating the band gap structure of the phononic crystal, a complete acoustic band gap was verified at the resonant frequency of 175.14 MHz, which can prevent the prop
Externí odkaz:
https://doaj.org/article/a517e3943d6841aeb8dd63eda171150e
Publikováno v:
Micromachines, Vol 14, Iss 10, p 1965 (2023)
This article presents a new design of supporting tethers through the concept of force distribution. The transmitted force applied on tethers will be distributed on the new tether design area, resulting in low acoustic energy transferred to anchor bou
Externí odkaz:
https://doaj.org/article/6ca2888a1db04035aa1dba7be65c4302
Reem-Shape Phononic Crystal for Q Anchor Enhancement of Thin-Film-Piezoelectric-on-Si MEMS Resonator
Publikováno v:
Micromachines, Vol 14, Iss 8, p 1540 (2023)
This paper proposes a reem-shaped phononic crystal for the performance enhancement of TPoS resonators. The proposed phononic crystal offers an ultra-wide acoustic band gap that prevents energy leakage through the supporting substrate upon its placeme
Externí odkaz:
https://doaj.org/article/7fa8c8c0d03546589d45ab24c5c785fa
Publikováno v:
Micromachines, Vol 13, Iss 1, p 105 (2022)
This paper examines a new technique to improve the figure of merit of laterally vibrating RF-MEMS resonators through an energy-preserving suspended addendum frame structure using finite element analysis. The proposed suspended addendum frame on the s
Externí odkaz:
https://doaj.org/article/b62e50ab696747328f16f5eb7c875c77
Autor:
Jiacheng Liu, Temesgen Bailie Workie, Ting Wu, Zhaohui Wu, Keyuan Gong, Jingfu Bao, Ken-ya Hashimoto
Publikováno v:
Micromachines, Vol 11, Iss 12, p 1130 (2020)
Thin-film piezoelectric-on-silicon (TPoS) microelectromechanical (MEMS) resonators are required to have high Q-factor to offer satisfactory results in their application areas, such as oscillator, filter, and sensors. This paper proposed a phononic cr
Externí odkaz:
https://doaj.org/article/55ce1f1570c349bea46a8eea037e7e0c
Autor:
Yiwen He, Ting Wu, Ying Yang, Temesgen Bailie Workie, Yao Shuai, Chuangui Wu, Jingfu Bao, Ken-ya Hashimoto
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. :1-8
Publikováno v:
Chinese Journal of Physics. 77:483-496
Publikováno v:
2022 IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP).
Publikováno v:
IEEE transactions on ultrasonics, ferroelectrics, and frequency control.
This paper discusses combination of tetragonal crystals with LiTaO
Publikováno v:
2022 IEEE International Ultrasonics Symposium (IUS).