Results 121 to 130 of about 8,068 (288)

Initial design and analysis of a capacitive sensor for shear and normal force measurement

open access: yesProceedings, 1989 International Conference on Robotics and Automation, 2003
Initial experiments characterizing a shunt-mode sensor that simultaneously measures both normal and shear strains due to an applied force vector have been completed. The sensor, termed SCCINS (sensed capacitance changes due to incident normal and shear stress), is based on variations in the physical dimensions of an elastic dielectric due to applied ...
openaire   +2 more sources

A 3D‐Printed Blister Test Platform for Quantifying Biointerface Adhesion Mechanisms

open access: yesAdvanced Materials Interfaces, EarlyView.
A 3D‐printed blister platform enables energy‐resolved characterization of soft hydrogel–rigid interfaces. Integrating precision pressure control with hyperelastic modeling directly quantifies adhesion energy (G) and R‐curve toughening. Results reveal that modulating hydrogel concentration and surface roughness drives a tunable transition from cohesive ...
Yoontae Kim   +4 more
wiley   +1 more source

Development of a micromachined electrostatically suspended gyroscope

open access: yes, 2009
In this thesis, a new approach based on an electrostatically suspended gyroscope (ESG) was explored in order to improve the performance of micromachined gyroscopes.
Damrongsak, Badin
core  

Xenes for Sustainable Energy: A Roadmap From First‐Principles Design to Practical Deployment

open access: yesAdvanced Materials Interfaces, EarlyView.
Emerging 2D Xenes are advancing from theoretical predictions toward practical energy‐storage and conversion technologies through the integration of first‐principles modelling, experimental synthesis, electrochemical validation, and AI‐assisted materials design, enabling accelerated discovery of high‐performance and sustainable electrochemical systems ...
Onur Karaman, Ceren Karaman
wiley   +1 more source

Enhancing Performance and Reliability of Hf1‐xZrxO2 Morphotropic Phase Boundary Films via Nanolaminate Structuring and Microwave Annealing

open access: yesAdvanced Materials Technologies, EarlyView.
Hf–Zr–O‐based morphotropic phase boundary (MPB) thin films often suffer from limited endurance and poor uniformity due to intrinsic phase instability. This work proposes a nanolaminate architecture that spatially separates competing phases, stabilizes phase formation, and suppresses wake‐up‐induced degradation.
Hojung Jang, Hyunsang Hwang
wiley   +1 more source

Dielectric Elastomer-based Multi-location Capacitive Sensor

open access: yes, 2022
Dielectric Elastomers (DE) are a promising technology for sensing and actuation particularly well suited to diverse applications in soft robotics. Developing a sensor that can measure the force and location simultaneously could be useful for robotic ...
Zhu, Yuting
core  

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Fine calibration of the residual dissipation in a surface forces apparatus using a capacitive sensor

open access: yes, 2009
International audienceThe design of a dynamic surface force apparatus using a capacitive sensor has been useful in the past to study the nanorheological behavior of thin liquid films confined between a sphere and a plane.
Restagno, Frederic   +2 more
core   +1 more source

Large‐Scale and Cost‐Effective Fabrication of Ultra‐Thin, Biodegradable Microelectrode Arrays and Pressure Sensors Using Laser Micromachining

open access: yesAdvanced Materials Technologies, EarlyView.
A mask‐free and cost‐effective UV‐pico‐second laser‐based microfabrication method is proposed to fabricate large‐area biodegradable microelectrode arrays and pressure sensors. These devices demonstrate low impedance, good conformability, excellent biocompatibility, and rapid degradation, providing a new route for next‐generation transient electronics ...
Bhavani Prasad Yalagala   +5 more
wiley   +1 more source

Soft Capacitive and Optical Tomography-based Sensor Skins

open access: yes, 2023
Soft robots, because of their compliance, offer unique advantages over traditional robots. However, their compliance creates challenges in controlling them due to their infinite degrees of freedom.
Dawood, AB
core  

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