Piezoelectric MEMS resonators: A review

G Pillai, SS Li - IEEE Sensors Journal, 2020 - ieeexplore.ieee.org
Since two decades piezoelectric MEMS resonator research has been making a headway by
leaps and bounds in multiple fronts such as micro/nanofabrication techniques, device and …

Dissipation analysis methods and Q-enhancement strategies in piezoelectric MEMS laterally vibrating resonators: A review

C Tu, JEY Lee, XS Zhang - Sensors, 2020 - mdpi.com
Over the last two decades, piezoelectric resonant sensors based on micro-
electromechanical systems (MEMS) technologies have been extensively studied as such …

Epitaxial aluminum scandium nitride super high frequency acoustic resonators

M Park, Z Hao, R Dargis, A Clark… - Journal of …, 2020 - ieeexplore.ieee.org
This paper demonstrates super high frequency (SHF) Lamb and surface acoustic wave
resonators based on single-crystal orientation Aluminum Scandium Nitride (AlScN) thin films …

Reem-Shape Phononic Crystal for Q Anchor Enhancement of Thin-Film-Piezoelectric-on-Si MEMS Resonator

M Awad, TB Workie, JF Bao, K Hashimoto - Micromachines, 2023 - mdpi.com
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 …

A temperature-stable and low impedance piezoelectric MEMS resonator for drop-in replacement of quartz crystals

W Chen, W Jia, Y Xiao, Z Feng… - IEEE Electron Device …, 2021 - ieeexplore.ieee.org
In this letter, we report a highly temperature-stable and low impedance scandium doped
aluminum nitride (Sc x AI 1-x N,%) on silicon piezoelectric microelectromechanical system …

Nonconventional Tether Structure for Quality Factor Enhancement of Thin-Film-Piezoelectric-on-Si MEMS Resonator

M Awad, TB Workie, J Bao, K Hashimoto - Micromachines, 2023 - mdpi.com
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, fabrication and experimental validation of a metaplate for vibration isolation in MEMS

Z Yao, V Zega, Y Su, Y Zhou, J Ren… - Journal of …, 2020 - ieeexplore.ieee.org
Phononic crystals/metamaterials are attracting increasing interest because of their large
variety of applications at both the macro and micro scales. In this work, a new metamaterial …

A review: Aluminum nitride MEMS contour-mode resonator

Y Hou, M Zhang, G Han, C Si, Y Zhao… - Journal of …, 2016 - iopscience.iop.org
Over the past several decades, the technology of micro-electromechanical system (MEMS)
has advanced. A clear need of miniaturization and integration of electronics components …

VHF-band biconvex AlN-on-silicon micromechanical resonators with enhanced quality factor and suppressed spurious modes

C Tu, JEY Lee - Journal of Micromechanics and …, 2016 - iopscience.iop.org
This paper reports experimental results demonstrating the use of biconvex-edge designs to
enhance the quality factor (Q) in aluminum nitride (AlN)-on-silicon micromechanical …

A novel piezoelectric RF-MEMS resonator with enhanced quality factor

J Li, Z Chen, W Liu, J Yang, Y Zhu… - … of Micromechanics and …, 2022 - iopscience.iop.org
This work presents a novel ultra-high frequency Lamb mode Aluminum nitride piezoelectric
resonator with enhanced quality factors (Q). With slots introduced in the vicinity of the tether …