Quantum limit of quality factor in silicon micro and nano mechanical resonators

S Ghaffari, SA Chandorkar, S Wang, EJ Ng, CH Ahn… - Scientific reports, 2013 - nature.com
Micromechanical resonators are promising replacements for quartz crystals for timing and
frequency references owing to potential for compactness, integrability with CMOS fabrication …

A Novel Lamé Mode RF-MEMS resonator with high quality factor

Z Chen, T Wang, Q Jia, J Yang, Q Yuan, Y Zhu… - International Journal of …, 2021 - Elsevier
This work presents a high-performance Lamé mode resonator with high Q values. The
anchor loss and thermoelastic dam** (TED) were effectively decreased with the optimized …

Efficient capacitive transduction of high-frequency micromechanical resonators by intrinsic cancellation of parasitic feedthrough capacitances

J Arcamone, E Colinet, A Niel, E Ollier - Applied Physics Letters, 2010 - pubs.aip.org
Parasitic feedthrough capacitances represent a generic issue for capacitively transduced
microelectromechanical resonators. Those parasitic capacitances degrade the output …

Programmable low-power low-noise capacitance to voltage converter for MEMS accelerometers

G Royo, C Sánchez-Azqueta, C Gimeno, C Aldea… - Sensors, 2016 - mdpi.com
In this work, we present a capacitance-to-voltage converter (CVC) for capacitive
accelerometers based on microelectromechanical systems (MEMS). Based on a fully …

[HTML][HTML] Mechanical vibration-induced suppression of transverse acoustic phonons in silicon due to Akhiezer dam**

JS ** - AIP Advances, 2024 - pubs.aip.org
Thermoelectric modules that utilize waste heat from machinery are inevitably exposed to
mechanical vibrations. Here, we investigated the effects of mechanically induced phonon …

A 17.6-MHz 2.5 V ultra-low polarization voltage MEMS oscillator using an innovative high gain-bandwidth fully differential trans-impedance voltage amplifier

TT Chen, JC Huang, YC Peng, CH Chu… - 2013 IEEE 26th …, 2013 - ieeexplore.ieee.org
This paper reports on the design and characterization of a low phase noise MEMS oscillator
with ultra-low polarization voltage. An innovative oscillation circuitry is also proposed by a …

A novel extensional bulk mode resonator with low bias voltages

Q Jia, Z Chen, W Liu, J Yang, Y Zhu, F Yang - Electronics, 2022 - mdpi.com
This paper presents a novel Π-shaped bulk acoustic resonator (ΠBAR) with low bias
voltages. Concave flanges were coupled with straight beams to effectively enlarge the …

Transimpedance amplifier with programmable gain and bandwidth for capacitive MEMS accelerometers

G Royo, M Garcia-Bosque… - 2017 IEEE …, 2017 - ieeexplore.ieee.org
In this work, a capacitance-to-voltage converter based on a fully-differential transimpedance
amplifier (TIA) with programmable gain and bandwidth for MEMS accelerometers is …

Expanding bias-instability of MEMS silicon oscillating accelerometer utilizing AC polarization and self-compensation

Y Zhao, G **a, Q Shi, A Qiu - Sensors, 2020 - mdpi.com
This paper presents a MEMS (Micro-Electro-Mechanical System) Silicon Oscillating
Accelerometer (SOA) with AC (alternating current) polarization to expand its bias-instability …

A Novel High Q Lamé-Mode Bulk Resonator with Low Bias Voltage

T Wang, Z Chen, Q Jia, Q Yuan, J Yang, F Yang - Micromachines, 2020 - mdpi.com
This work reports a novel silicon on insulator (SOI)-based high quality factor (Q factor) Lamé-
mode bulk resonator which can be driven into vibration by a bias voltage as low as 3 V. A …