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Piezoelectric Devices

Modeling and Characterization of Piezoelectric Structures: From Bulk Material to Thin Film

M. Bavencoffe [1], N. Tembhurnikar [1], B. Negulescu [2], J. Wolfman [2], G. Feuillard [1]
[1] INSA Centre Val de Loire, GREMAN, UMR CNRS 7347, 3 rue de la Chocolaterie, 41034 Blois, France
[2] François Rabelais University, GREMAN, UMR CNRS 7347, Parc de Grandmont, 37200 Tours, France

With the development of micro and nanotechnologies, integrated structures based on piezoelectric thin films ... 扩展阅读

Finite Element Model of Surface Acoustic Wave Scattering with High-Aspect-Ratio Irregularities

S. Iuliia [1], Y. Sergey [1], K. Sergey [1], P. Alexey [1],
[1] Saratov State University, Saratov, Russia

The design of surface acoustic wave (SAW) devices needs the accurate study of the scattering fields, arising ... 扩展阅读

Piezoelectric Surface Acoustic Wave (SAW) Device with Simulated Poling Condition

R. Xu [1], M. Guizzetti [1], K. Astafiev [1], E. Ringgaard [1], T. Zawada [1],
[1] Meggitt A/S, Kvistgaard, Denmark

FEM (Finite Element Method) modelling software such as COMSOL Multiphysics® can be a powerful tool for ... 扩展阅读

Numerical Analysis of an Ultrasonic Technology for Food Dehydration Intensification

R. R. Andres [1], E. Riera [1],
[1] Grupo de Sistemas y Tecnologías Ultrasónicas (GSTU), ITEFI, CSIC, Madrid, Spain

Food dehydration processes assisted by high-power ultrasound (HPU) have become an efficient technology with a ... 扩展阅读

Numerical Study on the Mechanism of Interface Debonding Detection for CFST with PZT

H. Chen [1], J. Li [1], S. Xia [2],
[1] Hunan University, Changsha, Hunan, China
[2] Xi'an Jiaotong University, Xi'an, Shaanxi, China

Introduction In order to understand the detection mechanism of the PZT based nondestructive testing (NDT) ... 扩展阅读

Extraction of Electrical Equivalent Circuit of One Port SAW Resonator Using FEM-based Simulation

A. K. Namdeo [1], H. B. Nemade [1],
[1] Department of Electronics and Electrical Engineering, Indian Institute of Technology Guwahati, Guwahati, Assam, India

The paper presents a method of extraction of electrical equivalent circuit of a one port surface acoustic ... 扩展阅读

Simulation of an AlN Thin Film Resonator for High Sensitivity Mass Sensors

M. Maitra [1], H. B. Nemade [1], S. Kundu [1],
[1] Indian Institute of Technology Guwahati, Guwahati, Assam, India

The objective of this paper is to show the simulation of a piezoelectric thin film device and its application ... 扩展阅读

Finite Element Simulation of a Surface Acoustic Wave Driven Linear Motor

B. Behera [1], H. B. Nemade [1], S. Trivedi [1],
[1] Indian Institute of Technology Guwahati, Guwahati, Assam, India

The paper presents finite element simulation of a surface acoustic wave (SAW) linear motor. The function of ... 扩展阅读

Design & Simulation of Various Shapes of Cantilever Beam for Piezoelectric Power Generator

P. Graak [1], S. Kaur [1], A. Gupta [1], P. Chhabra [1], D. Kumar [1], A. Shetty [2]
[1] Kurukshetra University, Kurukshetra, Haryana, India
[2] Indian Institute of Science, Bengaluru, Karnataka, India

The ambient vibrations can be of great promise for harvesting energy initially at small scale to use for ... 扩展阅读

Piezoelectric Vibration Energy Harvester Based on Thickness-Tapered Cantilever

S. Kundu [1], H. B. Nemade [1],
[1] Indian Institute of Technology Guwahati, Guwahati, Assam, India

The paper presents simulations of uniform thickness and thickness-tapered types of piezoelectric vibration ... 扩展阅读

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