Microfabrication of functional polyimide films and microstructures for flexible MEMS applications

Z Dong, Q He, D Shen, Z Gong, D Zhang… - Microsystems & …, 2023 - nature.com
Polyimides are widely used in the MEMS and flexible electronics fields due to their
combined physicochemical properties, including high thermal stability, mechanical strength …

Micromachined accelerometers with sub-µg/√ Hz noise floor: a review

C Wang, F Chen, Y Wang, S Sadeghpour, C Wang… - Sensors, 2020 - mdpi.com
This paper reviews the research and development of micromachined accelerometers with a
noise floor lower than 1 µg/√ Hz. Firstly, the basic working principle of micromachined …

A high-resolution area-change-based capacitive MEMS tilt sensor

K Rao, H Liu, X Wei, W Wu, C Hu, J Fan, J Liu… - Sensors and Actuators A …, 2020 - Elsevier
Tilt sensors have been widely used in many applications, such as instrumentation leveling,
oil drilling and structural health monitoring. With the rapid development of the micro …

Measurement of tidal tilt by a micromechanical inertial sensor employing quasi-zero-stiffness mechanism

W Wu, D Liu, H Liu, S Yan, S Tang, J Liu… - Journal of …, 2020 - ieeexplore.ieee.org
High-precision microelectromechanical inertial sensors based on spring-mass structures are
of great interests for a wide range of applications, including inertial navigation, disaster …

A nano-g micromachined seismic sensor for levelling-free measurements

W Wu, J Liu, J Fan, D Peng, H Liu, L Tu - Sensors and Actuators A …, 2018 - Elsevier
High-precision seismic sensors are key components in geophysical applications. Traditional
seismic sensors apply levelling systems to avoid overload by the gravity projection …

A CMOS full-range linear integrated interface for differential capacitive sensor readout

G Barile, G Ferri, FR Parente, V Stornelli… - Sensors and Actuators A …, 2018 - Elsevier
This manuscript presents the development of an integrated analog interface able to convert
differential capacitive sensors variations into a DC voltage. The presented circuit exploits the …

Cross-Coupling Coefficient Estimation of a Nano-g Accelerometer by Continuous Rotation Modulation on a Tilted Rate Table

M Zhang, S Yan, Z Deng, P Chen, Z Li… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Nano-g accelerometers are widely used in space exploration and measurement of the
earth's gravitational field. It is essential to precisely evaluate error effects at high orders such …

A precise spacing-control method in MEMS packaging for capacitive accelerometer applications

W Wu, D Liu, W Qiu, H Liu, F Hu, J Fan… - Journal of …, 2018 - iopscience.iop.org
Capacitive micro accelerometers with high sensitivity have found wide applications in
geophysics. Reducing the interelectrode spacing, which is determined by the thickness …

Amplitude stability analysis and experimental investigation of an AC excitation signal for capacitive sensors

K Li, Y Bai, M Hu, S Qu, C Wang, Z Zhou - Sensors and Actuators A …, 2020 - Elsevier
Low-noise capacitive sensor is widely used in electrostatic accelerometers and inertial
sensors. An AC excitation signal is necessary to realize the amplitude modulation of the …

A universal high-sensitivity area-variation capacitive displacement transducer (CDT) based on fringe effect

Q Wang, S Yan, Q Xu, S Zhang, X Song, C Zhao… - Ieee …, 2019 - ieeexplore.ieee.org
Capacitive displacement transducers (CDTs) have been widely used in many physical
sensors, attributing to high-resolution, simple electricity and easy manufacturing process …