Results 1 to 10 of about 121,086 (257)

Surface Acoustic Wave (SAW) Sensors: Physics, Materials, and Applications

Sensors, 2022
Surface acoustic waves (SAWs) are the guided waves that propagate along the top surface of a material with wave vectors orthogonal to the normal direction to the surface.
Debdyuti Mandal, Sourav Banerjee
doaj   +3 more sources

An S-FSCW Based Multi-Channel Reader System for Beamforming Applications using Surface Acoustic Wave Sensors [PDF]

Radioengineering, 2011
Interrogating multiple surface acoustic wave (SAW) sensors located within the same radar beam require techniques to separate the multiple superposing SAW sensor responses.
C. Pfeffer, S. Scheiblhofer, R. Feger, A. Stelzer   +3 more
doaj   +1 more source

Phononic-Crystal-Based SAW Magnetic-Field Sensors

Micromachines, 2023
In this theoretical study, we explore the enhancement of sensing capabilities in surface acoustic wave (SAW)-based magnetic field sensors through the integration of engineered phononic crystals (PnCs).
Mohsen Samadi, Julius Schmalz, Jana Marie Meyer, Fabian Lofink, Martina Gerken   +4 more
doaj   +1 more source

Thin-Film-Based SAW Magnetic Field Sensors

Sensors, 2021
In this work, the first surface acoustic-wave-based magnetic field sensor using thin-film AlScN as piezoelectric material deposited on a silicon substrate is presented. The fabrication is based on standard semiconductor technology.
Jana Marie Meyer, Viktor Schell, Jingxiang Su, Simon Fichtner, Erdem Yarar, Florian Niekiel, Thorsten Giese, Anne Kittmann, Lars Thormählen, Vadim Lebedev, Stefan Moench, Agnė Žukauskaitė, Eckhard Quandt, Fabian Lofink   +13 more
doaj   +1 more source

A high performance surface acoustic wave visible light sensor using novel materials: Bi2S3 nanobelts [PDF]

, 2019
Low dimensional Bi2S3 materials are excellent for use in photodetectors with excellent stability and fast response time. In this work, we developed a visible light sensor with good performance based on surface acoustic wave (SAW) devices using Bi2S3 ...
Fu, Chen, Fu, Richard, Kan, Hao, Li, Chong, Liu, Xueli, Luo, Jingting, Wang, Wen, Wei, Qiuping, Zhou, Jian   +8 more
core   +5 more sources

High-Performance SAW Low Temperature Sensors with Double Electrode Transducers Based on 128° YX LiNbO₃

Micromachines, 2022
Low temperature measurement is crucial in deep space exploration. Surface acoustic wave (SAW) sensors can measure temperature wirelessly, making them ideal in extreme situations when wired sensors are not applicable.
Jiajun Zhu, Hongliang Wang, Feng Zhang, Qi Ding   +3 more
doaj   +1 more source

Multi-Mode Love-Wave SAW Magnetic-Field Sensors

Sensors, 2020
A surface-acoustic-wave (SAW) magnetic-field sensor utilizing fundamental, first- and second-order Love-wave modes is investigated. A 4.5   μ m SiO2 guiding layer on an ST-cut quartz substrate is coated with a 200 n m (Fe90Co10 ...
Julius Schmalz, Anne Kittmann, Phillip Durdaut, Benjamin Spetzler, Franz Faupel, Michael Höft, Eckhard Quandt, Martina Gerken   +7 more
doaj   +1 more source

Novel Multilayer SAW Temperature Sensor for Ultra-High Temperature Environments

Micromachines, 2021
Performing high-temperature measurements on the rotating parts of aero-engine systems requires wireless passive sensors. Surface acoustic wave (SAW) sensors can measure high temperatures wirelessly, making them ideal for extreme situations where wired ...
Xuhang Zhou, Qiulin Tan, Xiaorui Liang, Baimao Lin, Tao Guo, Yu Gan   +5 more
doaj   +1 more source

Research on the SAW Gyroscopic Effect in a Double-Layer Substrate Structure Incorporating Non-Piezoelectric Materials

Micromachines, 2023
The SAW (surface acoustic wave) gyroscopic effect is a key parameter that reflects the sensitivity performance of SAW angular velocity sensors. This study found that adding a layer of non-piezoelectric material with a lower reflection coefficient than ...
Hengbiao Chen, Lili Meng, Mengjiao Lu, Ziwen Song, Wen Wang, Xiuting Shao   +5 more
doaj   +1 more source

Surface Acoustic Wave Humidity Sensor: A Review

Micromachines, 2023
The Growing demands for humidity detection in commercial and industrial applications led to the rapid development of humidity sensors based on different techniques.
Maria Muzamil Memon, Qiong Liu, Ali Manthar, Tao Wang, Wanli Zhang   +4 more
doaj   +1 more source