Results 101 to 110 of about 54,094 (197)

FEM Analysis of Sezawa Mode SAW Sensor for VOC Based on CMOS Compatible AlN/SiO2/Si Multilayer Structure

Sensors, 2018
A Finite Element Method (FEM) simulation study is conducted, aiming to scrutinize the sensitivity of Sezawa wave mode in a multilayer AlN/SiO2/Si Surface Acoustic Wave (SAW) sensor to low concentrations of Volatile Organic Compounds (VOCs), that is ...
Muhammad Zubair Aslam, Varun Jeoti, Saravanan Karuppanan, Aamir Farooq Malik, Asif Iqbal   +4 more
doaj   +1 more source

Surface Acoustic Wave (SAW) Sensors for Hip Implant: A Numerical and Computational Feasibility Investigation Using Finite Element Methods. [PDF]

Biosensors (Basel), 2023
Hafizh M, Soliman MM, Qiblawey Y, Chowdhury MEH, Islam MT, Musharavati F, Mahmud S, Khandakar A, Nabil M, Nezhad EZ.   +9 more
europepmc   +1 more source

Laser-interferometric analysis of surface acoustic wave resonators [PDF]

, 2005
The research work described in this Thesis concentrates on studying surface acoustic wave (SAW) resonators, in particular resonators which utilize the leaky surface acoustic wave (LSAW) mode. Such resonators constitute building blocks for radio-frequency
Knuuttila, Jouni
core  

A Surface Acoustic Wave (SAW) Pressure Sensor Evaluation [PDF]

, 1980
Abstract : The objective of this project was to evaluate the performance of surface acoustic wave (SAW) oscillators for potential application to SAW sonobuoys. The tests included the following: (1) oscillator frequency and time domain stability, (2) static loading sensitivity tests, and (3) underwater sensitivity and frequency response tests performed ...
openaire   +1 more source

Surface Acoustic Wave Oscillators [PDF]

, 1990
Then: are principal advances in the field of application of surface acoustic wave (SAW) delay lines and resonators in stable microwave frequency sources in the frequency range from 100 MHz to 1 GHz and above Advances, applications and fundamental ...
Sehmisch, Dieter, Trzeba, Erich
core  

Rigorous P-matrix for uniform NSPUDT

Archives of Acoustics, 2014
A rigorous scattering matrix in mixed representation (P-Matrix) is presented for natural single-phase unidirectional transducer (NSPUDT) of surface acoustic wave (SAW).
E. DANICKI
doaj  

The propagation characteristics of acoustic surface waves and the applications of power ultrasound based on AlN/GaN piezoelectric thin films

Ultrasonics Sonochemistry
To address the growing need for high-frequency tunable surface acoustic wave (SAW) devices in power ultrasound applications, this study uses finite element method (FEM) for designing and simulation of an AlN/GaN composite heterogeneous piezoelectric thin
Tao Zhang, Wei Ming, Zhijing Wen, Hira Yousaf, Pengjie Gong, Lekang Li   +5 more
doaj   +1 more source

High-Temperature Surface-Acoustic-Wave Transducer [PDF]

Aircraft-engine rotating equipment usually operates at high temperature and stress. Non-invasive inspection of microcracks in those components poses a challenge for the non-destructive evaluation community. A low-profile ultrasonic guided wave sensor can
Tittmann, Bernhard R., Zhao, Xiaoliang
core   +1 more source

Modeling for High-Frequency Spurious Responses in Incredible High-Performance Surface Acoustic Wave Devices

Micromachines
To ensure that surface acoustic wave (SAW) filters fulfill the requirements of Carrier Aggregation (CA) applications, the development of modeling tools that can forecast and simulate high-frequency spurious responses has been necessary.
Guanzhen Jiang, Yao Shuai, Zijie Wei, Jialin Yao, Wenbo Luo, Xinqiang Pan, Chuangui Wu, Wanli Zhang   +7 more
doaj   +1 more source

The turn angle gauge of generating type with an element on surface acoustic waves

Технологія та конструювання в електронній апаратурі, 2009
The results of developing an intelligent rotation angle sensor with a surface acoustic wave (SAW) element are presented. A structural diagram of a generator-type sensor is described, in which the SAW element serves as the corresponding delay line.
Ya. I. Lepikh
doaj