[HTML][HTML] A review of the capacitive MEMS for seismology
A D'Alessandro, S Scudero, G Vitale - Sensors, 2019 - mdpi.com
MEMS (Micro Electro-Mechanical Systems) sensors enable a vast range of applications:
among others, the use of MEMS accelerometers for seismology related applications has …
among others, the use of MEMS accelerometers for seismology related applications has …
[HTML][HTML] Micromachined accelerometers with sub-µg/√ Hz noise floor: a review
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 …
noise floor lower than 1 µg/√ Hz. Firstly, the basic working principle of micromachined …
Optical interferometric MEMS accelerometers
M Zhao, Y Qi, H Wang, Z Xie, B Li… - Laser & Photonics …, 2024 - Wiley Online Library
Laser interferometry is one of the most accurate measurement technologies whose
displacement resolution can reach the femtometer (fm) level. With the development of Micro …
displacement resolution can reach the femtometer (fm) level. With the development of Micro …
[HTML][HTML] A 19 day earth tide measurement with a MEMS gravimeter
A Prasad, RP Middlemiss, A Noack, K Anastasiou… - Scientific reports, 2022 - nature.com
The measurement of tiny variations in local gravity enables the observation of subterranean
features. Gravimeters have historically been extremely expensive instruments, but usable …
features. Gravimeters have historically been extremely expensive instruments, but usable …
An optical interferometry based MEMS accelerometer applicable to seismic-grade measurement
C Li, B Yang, X Zheng, Z Sun, L Zhou… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
Traditional seismometers and gravimeters normally have large volumes and entail high
manufacturing costs. Aiming at the miniaturization of such geophysical instruments, a …
manufacturing costs. Aiming at the miniaturization of such geophysical instruments, a …
A portable MEMS gravimeter for the detection of the Earth tides
A Prasad, SG Bramsiepc, RP Middlemiss… - 2018 IEEE …, 2018 - ieeexplore.ieee.org
Gravimeters are used for measuring the local gravitational acceleration. The use of current
commercially available gravimeters, however, has been limited by their high cost and large …
commercially available gravimeters, however, has been limited by their high cost and large …
[HTML][HTML] Simulation for stability of a beam-mass based high-resolution MEMS gravimeter
G Ye, X Fan, LM Middelburg, B El Mansouri… - Materials & Design, 2022 - Elsevier
In this paper, stability and mechanistic simulations for a four-beam-mass-based MEMS
gravimeter were conducted, and guidelines for the gravimeter design were proposed. Based …
gravimeter were conducted, and guidelines for the gravimeter design were proposed. Based …
Nano-g Optical Accelerometer with a Large Dynamic Range and Low Noise Floor
Z Sun, C Li, L Zhou, X Huang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Optical microelectromechanical system (MEMS) devices are often used to measure
vibrations with exceedingly small amplitudes, which are extensively used in acceleration …
vibrations with exceedingly small amplitudes, which are extensively used in acceleration …
Full-band signal extraction from sensors in extreme environments: The NASA InSight microseismometer
AE Stott, C Charalambous, TJ Warren… - IEEE Sensors …, 2018 - ieeexplore.ieee.org
Physically meaningful signal extraction from sensors deployed in extreme environments
requires a combination of attenuation of confounding inputs and the removal of their residual …
requires a combination of attenuation of confounding inputs and the removal of their residual …
[PDF][PDF] Chapter 5. Gravity surveying and the Figure of the Earth from Newton to CHAMP
RJ Howarth - Geological Society, London, Memoirs, 2024 - lyellcollection.org
The pendulum was first used in antiquity as an aid to time-keeping. Following the invention
of the pendulum clock it, became apparent that the length of a pendulum, required for it to …
of the pendulum clock it, became apparent that the length of a pendulum, required for it to …