Results 11 to 20 of about 20,865 (296)

Highly Ordered Thermoplastic Polyurethane/Aramid Nanofiber Conductive Foams Modulated by Kevlar Polyanion for Piezoresistive Sensing and Electromagnetic Interference Shielding

open access: yesNano-Micro Letters, 2023
Kevlar polyanionic chains induced the formation of highly ordered porous thermoplastic polyurethane foams with adjustable pore sizes. A tiny amount of Ti_3C_2T_x MXene was performed as reducing agent for the electroless deposition of copper nanoparticles.
Kunpeng Qian   +6 more
semanticscholar   +1 more source

Fully paper-integrated hydrophobic and air permeable piezoresistive sensors for high-humidity and underwater wearable motion monitoring

open access: yesnpj Flexible Electronics, 2023
Paper-based electronics have attracted much attention due to their softness, degradability, and low cost. However, paper-based sensors are difficult to apply to high-humidity environments or even underwater.
Yuewen Wei   +8 more
semanticscholar   +1 more source

Monitoring and analysis of cardiovascular pulse waveforms using flexible capacitive and piezoresistive pressure sensors and machine learning perspective.

open access: yesBiosensors & bioelectronics, 2023
The growing interest in flexible electronics for physiological monitoring, particularly using flexible pressure sensors for cardiovascular pulse waveforms monitoring, has potential applications in cuffless blood pressure measurement and early diagnosis ...
A. Chowdhury   +4 more
semanticscholar   +1 more source

Dual-Sensing Piezoresponsive Foam for Dynamic and Static Loading

open access: yesSensors, 2023
Polymeric foams, embedded with nano-scale conductive particles, have previously been shown to display quasi-piezoelectric (QPE) properties; i.e., they produce a voltage in response to rapid deformation. This behavior has been utilized to sense impact and
Ryan A. Hanson   +7 more
doaj   +1 more source

Exploring the nonlinear piezoresistive effect of 4H-SiC and developing MEMS pressure sensors for extreme environments

open access: yesMicrosystems & Nanoengineering, 2023
Microelectromechanical system (MEMS) pressure sensors based on silicon are widely used and offer the benefits of miniaturization and high precision. However, they cannot easily withstand high temperatures exceeding 150 °C because of intrinsic material ...
Chen Wu   +10 more
semanticscholar   +1 more source

Recent Advances in Flexible Piezoresistive Arrays: Materials, Design, and Applications

open access: yesPolymers, 2023
Spatial distribution perception has become an important trend for flexible pressure sensors, which endows wearable health devices, bionic robots, and human–machine interactive interfaces (HMI) with more precise tactile perception capabilities.
Shuoyan Xu   +7 more
semanticscholar   +1 more source

Characterization of Piezoresistive PEDOT:PSS Pressure Sensors with Inter-Digitated and Cross-Point Electrode Structures

open access: yesSensors, 2015
The piezoresistive characteristics of poly(3,4-ethylenedioxythiophene):polystyrene sulfonate (PEDOT:PSS) pressure sensors with inter-digitated (IDE) and cross-point electrode (CPE) structures have been investigated. A small variation of the resistance of
Jer-Chyi Wang   +4 more
doaj   +1 more source

Piezoresistance in Defect-Engineered Silicon [PDF]

open access: yesPhysical Review Applied, 2021
9 pages, 8 ...
H. Li   +7 more
openaire   +4 more sources

A Plantar Pressure Sensing System with Balancing Sensitivity Based on Tailored MWCNTs/PDMS Composites

open access: yesMicromachines, 2018
This paper presents a flexible plantar pressure sensor with a simple structure and easy accessibility, suitable for everyday use. In this study, the design, fabrication, and characteristics of both the composite and the sensor were involved. By using the
Xuefeng Zhang   +3 more
doaj   +1 more source

A Direct-Writing Approach for Fabrication of CNT/Paper-Based Piezoresistive Pressure Sensors for Airflow Sensing

open access: yesMicromachines, 2021
Airflow sensor is a crucial component for monitoring environmental airflow conditions in many engineering fields, especially in the field of aerospace engineering.
Jinyan Chen   +4 more
doaj   +1 more source

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