A PM2. 5 sensor module based on a TPoS MEMS oscillator and an aerosol impactor

CH Weng, G Pillai, SS Li - IEEE Sensors Journal, 2020 - ieeexplore.ieee.org
In this work, a real-time PM2. 5 sensor module with high mass resolution and wide detection
range is successfully demonstrated while the module consists of a two-stage aerosol …

Integrated sensor based on acoustics-electricity-mechanics coupling effect for wireless passive gas detection

L Zhou, B Zhai, Z Hu, M Zhang, L Li, X Wang, G Zhang… - Nano Research, 2023 - Springer
Integrated sensor combines multiple sensor functions into a single unit, which has the
advantages of miniaturization and better application potential. However, limited by the …

Ultrasensitive quartz crystal microbalance enabled by micropillar structure

P Wang, J Su, W Dai, G Cernigliaro, H Sun - Applied Physics Letters, 2014 - pubs.aip.org
We report a method to significantly enhance the mass sensitivity of a quartz crystal
microbalance (QCM) device in which Polymethyl Methacrylate (PMMA) micropillars were …

Resonant characteristics and sensitivity dependency on the contact surface in QCM-micropillar-based system of coupled resonator sensors

MAM Kashan, V Kalavally, HW Lee… - Journal of Physics D …, 2016 - iopscience.iop.org
We report the characteristics and sensitivity dependence over the contact surface in coupled
resonating sensors (CRSs) made of high aspect ratio resonant micropillars attached to a …

Investigation into mass loading sensitivity of sezawa wave mode-based surface acoustic wave sensors

AA Mohanan, MS Islam, SHM Ali, R Parthiban… - Sensors, 2013 - mdpi.com
In this work mass loading sensitivity of a Sezawa wave mode based surface acoustic wave
(SAW) device is investigated through finite element method (FEM) simulation and the …

Coupled resonance in SH-SAW resonator with S1813 micro-ridges for high mass sensitivity biosensing applications

S Trivedi, HB Nemade - Sensors and Actuators B: Chemical, 2018 - Elsevier
The paper presents 3D finite element simulation and fabrication of SH-SAW resonator to
investigate coupled resonance in the device with S1813 micro-ridges and its potential use …

Towards high-performance, low-cost quartz sensors with high-density, well-separated, vertically aligned ZnO nanowires by low-temperature, seed-less, single-step …

A Orsini, PG Medaglia, D Scarpellini… - …, 2013 - iopscience.iop.org
Resonant sensors with nanostructured surfaces have long been considered as an emergent
platform for high-sensitivity transduction because of the potentially very large sensing areas …

Resonant frequency characteristics of a SAW device attached to resonating micropillars

N Ramakrishnan, HB Nemade, RP Palathinkal - Sensors, 2012 - mdpi.com
Recently we reported experimental and simulation results on an increase in resonance
frequency of a SAW resonator caused by mass loading of micropillars made of SU-8 …

Mass loading characteristics of one-port SAW resonator with sensing film attached reflector electrodes

HP Kesuma, Q Wang, AA Mohanan… - IEEE Sensors …, 2023 - ieeexplore.ieee.org
We investigated the mass loading effect caused by a thin polymer film attached only on the
reflector electrodes of a one-port surface acoustic wave (SAW) resonator and explored the …

A Survey of Wireless Soil Sensing Technologies

Y Xu, M Smirnov, MC Kohler, Z Dong, RK Amineh… - IEEE …, 2024 - ieeexplore.ieee.org
This survey provides an overview of recent advancements in wireless soil sensing
technologies, including the sensors and communication systems used to manage and …