Results 11 to 20 of about 121,086 (257)

Surface Acoustic Wave (SAW) Vibration Sensors [PDF]

open access: yesSensors, 2011
In the paper a feasibility study on the use of surface acoustic wave (SAW) vibration sensors for electronic warning systems is presented. The system is assembled from concatenated SAW vibration sensors based on a SAW delay line manufactured on a surface ...
Jerzy Filipiak   +2 more
doaj   +3 more sources

Review of fabrication of SAW sensors on flexible substrates: Challenges and future

open access: yesResults in Engineering
Surface acoustic waves sensors are based on piezoelectric materials. These sensors are the best choice for sensing purposes due to their unprecedented accuracy.
Saima Qureshi   +4 more
doaj   +3 more sources

Wireless Readout of Multiple SAW Temperature Sensors

open access: yesSensors, 2019
It has since long been known that surface acoustic wave (SAW) devices, resonators as well as delay lines, can be used as passive wireless sensors for physical quantities, like temperature and pressure, as well as gas sensors or identification-tags (ID ...
Gudrun Bruckner, Jochen Bardong
doaj   +3 more sources

Optimization of SAW Sensors for Nanoplastics and Grapevine Virus Detection

open access: yesBiosensors, 2023
In this work, we report the parametric optimization of surface acoustic wave (SAW) delay lines on Lithium niobate for environmental monitoring applications.
Silvia Rizzato   +7 more
doaj   +1 more source

Comparative Study of Leak Detection in PVC Water Pipes Using Ceramic, Polymer, and Surface Acoustic Wave Sensors

open access: yesSensors, 2023
The detection and location of pipeline leakage can be deduced from the time arrival leak signals measured by acoustic sensors placed at the pipe. Ongoing research in this field is primarily focused on refining techniques for accurately estimating the ...
Najah Hamamed   +6 more
doaj   +1 more source

High-Sensitivity Magnetic Sensors Based on GMI Microwire-SAW IDT Design [PDF]

open access: yes, 2019
This work presents a design approach for a highly sensitive, miniaturized magnetic sensor. The design makes use of GMI microwires and a multi-electrode SAW IDT.
Anderson, R. Dyche   +4 more
core   +2 more sources

High-Temperature SAW Wireless Strain Sensor with Langasite

open access: yesSensors, 2015
Two Surface acoustic wave (SAW) resonators were fabricated on langasite substrates with Euler angle of (0°, 138.5°, 117°) and (0°, 138.5°, 27°). A dipole antenna was bonded to the prepared SAW resonator to form a wireless sensor.
Lin Shu   +5 more
doaj   +1 more source

Modeling and design of surface acoustic wave filters and their military applications

open access: yesVojnotehnički Glasnik, 2011
The operation principles of surface acoustic wave filters (SAW) and materials and technology of their fabrication are presented. A special attention is paid to wide and diverse applications of SAW filters in signal processing, communications and chemical
Marija F. Hribšek   +3 more
doaj   +1 more source

ZnO Metal Oxide Semiconductor in Surface Acoustic Wave Sensors: A Review

open access: yesSensors, 2020
Surface acoustic wave (SAW) gas sensors are of continuous development interest to researchers due to their sensitivity, short detection time, and reliability.
Izabela Constantinoiu, Cristian Viespe
doaj   +1 more source

SAW Hydrogen Sensors with Pd/SnO2 Layers

open access: yesMaterials, 2022
Pd/SnO2 bilayers for surface acoustic wave (SAW) sensors were obtained using pulsed laser deposition (PLD). Bilayers were made at several deposition pressures in order to observe the influence of the morphology of the sensitive films on the response of the sensors. The morphological properties were analyzed by scanning electron microscopy (SEM).
Izabela Constantinoiu   +2 more
openaire   +2 more sources

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