Tailored microcantilever optimization for multifrequency force microscopy

G Bhattacharya, I Lionadi, A Stevenson… - Advanced …, 2023 - Wiley Online Library
Microcantilevers are at the heart of atomic force microscopy (AFM) and play a significant role
in AFM‐based techniques. Recent advancements in multifrequency AFM require the …

In-plane and out-of-plane MEMS piezoresistive cantilever sensors for nanoparticle mass detection

A Setiono, M Bertke, WO Nyang'au, J Xu, M Fahrbach… - Sensors, 2020 - mdpi.com
In this study, we investigate the performance of two piezoresistive micro-electro-mechanical
system (MEMS)-based silicon cantilever sensors for measuring target analytes (ie, ultrafine …

Performance of an electrothermal mems cantilever resonator with fano-resonance annoyance under cigarette smoke exposure

A Setiono, M Fahrbach, A Deutschinger, EJ Fantner… - Sensors, 2021 - mdpi.com
An electrothermal piezoresistive cantilever (EPC) sensor is a low-cost MEMS resonance
sensor that provides self-actuating and self-sensing capabilities. In the platform, which is of …

A Flexible PI/Si/SiO2 Piezoresistive Microcantilever for Trace-Level Detection of Aflatoxin B1

Y Tian, Y Liu, Y Wang, J Xu, X Yu - Sensors, 2021 - mdpi.com
In this paper, a polyimide (PI)/Si/SiO2-based piezoresistive microcantilever biosensor was
developed to achieve a trace level detection for aflatoxin B1. To take advantage of both the …

MEMS-based cantilever sensor for simultaneous measurement of mass and magnetic moment of magnetic particles

WO Nyang'au, T Kahmann, T Viereck, E Peiner - Chemosensors, 2021 - mdpi.com
This study presents a measurement approach suitable for the simultaneous determination of
both the mass mp and magnetic moment µ p of magnetic particles deposited on a micro …

Damped cantilever microprobes for high-speed contact metrology with 3D surface topography

M Fahrbach, M Xu, WO Nyang'au, O Domanov… - Sensors, 2023 - mdpi.com
We addressed the coating 5 mm-long cantilever microprobes with a viscoelastic material,
which was intended to considerably extend the range of the traverse speed during the …

Optimizing The Laser Spot Positioning on Tailored Microcantilevers Used in Atomic Force Microscopy

G Bhattacharya, I Lionadi, J Ward… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The advancement of dynamic and multifrequency atomic force microscopy (AFM)
necessitates leveraging the frequency response of cantilevers when it is in contact with the …

Detection of polystyrene beads concentration using an SOI-MEMS differential rotational thermal piezoresistive resonator for future label-free biosensing applications

S Bhattacharya, NY Teng, J Satija, CT Lin… - IEEE Sensors …, 2021 - ieeexplore.ieee.org
This work shows a differential rotational thermal piezoresistive resonator (DR-TPR) design,
fabrication, and characterization. The resonator uses silicon on insulator (SOI) …

Sampling and mass detection of a countable number of microparticles using on-cantilever imprinting

WO Nyang'au, A Setiono, A Schmidt, H Bosse… - Sensors, 2020 - mdpi.com
Liquid-borne particles sampling and cantilever-based mass detection are widely applied in
many industrial and scientific fields eg, in the detection of physical, chemical, and biological …

Damped silicon microprobes for high-speed roughness measurements

M Fahrbach, WO Nyang'au, O Domanov… - MikroSystemTechnik …, 2021 - ieeexplore.ieee.org
A coating to increase the maximum probing speed of tactile cantilever sensors by increasing
their damping is proposed. A corresponding deposition process is presented and first tests …