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[PDF] Top 20 Experimental and simulation characterisation of flexural vibration modes in unimorph ultrasound transducers

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Experimental and simulation characterisation of flexural vibration modes in unimorph ultrasound transducers

Experimental and simulation characterisation of flexural vibration modes in unimorph ultrasound transducers

... the flexural modes of a metal plate or membrane to produce ...[13]. Transducers built on this principle, known as flexural transducers [14]–[19], can produce large displacements for a ... See full document

8

High frequency measurement of ultrasound using flexural ultrasonic transducers

High frequency measurement of ultrasound using flexural ultrasonic transducers

... a flexural ultrasonic transducer can be undertaken through different techniques including laser Doppler vibrometry (LDV) or with an acoustic ...the vibration of the membrane, and is not perfectly ... See full document

8

Development of piezoelectric and electrodynamic flexural transducers for air coupled ultrasonics

Development of piezoelectric and electrodynamic flexural transducers for air coupled ultrasonics

... Abstract—Flexural transducers use the bending modes in a plate or membrane to produce sound in low acoustic impedance ...actuated flexural transduc- ers have been used to generate ... See full document

165

Dynamic characteristics of flexural ultrasonic transducers

Dynamic characteristics of flexural ultrasonic transducers

... The flexural ultrasonic transducer is a robust and inexpensive device which can be used as either a transmitter or receiver of ultrasound, commonly used as proximity sensors or in industrial metrology ... See full document

7

Developing of Ultrasound Experimental Methods using Machine Learning Algorithms for Application of Temperature Monitoring of Nano-Bio-Composites Extrusion

Developing of Ultrasound Experimental Methods using Machine Learning Algorithms for Application of Temperature Monitoring of Nano-Bio-Composites Extrusion

... Non-Destructive Testing (NDT) for material evaluation keeps gaining more interest every day for both industrial and research purposes. NDT not only saves material cost but also can be used to have quality control over ... See full document

121

Characteristic modes of vibration of Q-balls

Characteristic modes of vibration of Q-balls

... which selects the localized “bound states”, one arrives at the range of allowable values of γ, for the fixed l and ω. Interestingly, we find that in the sector of spherically-symmetric modes, l = 0, there is a ... See full document

8

First Principles Lattice Dynamics Calculations of Ag+ Doped KX (X=Cl, Br and I)

First Principles Lattice Dynamics Calculations of Ag+ Doped KX (X=Cl, Br and I)

... to experimental data in ...the experimental data except for the high frequency part in which LO/TO splitting ...active modes in the low frequency region are reasonably well reproduced by the present ... See full document

5

Regular and First Order List Functions

Regular and First Order List Functions

... Admittedly the group product operation may not seem at first glance an obvious programming construction (although it might look better for solvable groups, like counting modulo 2). The main point of our combinators is to ... See full document

11

Vibration of pipelines under flexural dynamic loads

Vibration of pipelines under flexural dynamic loads

... the vibration response of pipelines under external flexural loads is ...transforms. Vibration analysis of pipelines subjected to impact and harmonic loads is ... See full document

10

Flexural Behaviour of Uni-Directional Kenaf Composites Using Experimental and Simulation Methods

Flexural Behaviour of Uni-Directional Kenaf Composites Using Experimental and Simulation Methods

... The kenaf fibres that are twisted have extra strength as they have good contact between the fibres, causing them to hold each other strongly. Strengthening among themselves also contributes to an improvement in the ... See full document

8

Dual-frequency Ultrasound Transducers for Medical Imaging.

Dual-frequency Ultrasound Transducers for Medical Imaging.

... when ultrasound contrast agents (UCAs) are being used, there is a risk of inertial cavitation, which will lead great ...diagnostic ultrasound scanners cannot exceed a MI of ...diagnostic ultrasound ... See full document

238

Regular and first order list functions

Regular and first order list functions

... of transducers, in contrast to other fields of formal language theory where more convoluted forms of composition are needed, such as wreath products of semi- groups or nesting of ... See full document

11

Simulation and Experimental Study of Vibration and Noise of Pure Electric Bus Transmission based on Finite Element and Boundary Element Methods

Simulation and Experimental Study of Vibration and Noise of Pure Electric Bus Transmission based on Finite Element and Boundary Element Methods

... (2) Influence of measuring point position and input torque on noise test results. The test results of the different point position and the different input torque are given only for the 3rd gear. At 0Nm and 400Nm, the ... See full document

8

Dual oientation 16-MHz single-element ultrasound needle transducers for image-guided neurosurgical intervention

Dual oientation 16-MHz single-element ultrasound needle transducers for image-guided neurosurgical intervention

... element transducers were proposed to be integrated with needles of ...the transducers was designed to be 15 MHz, as this was considered to be sufficient to demonstrate the advantages of the needle-based ... See full document

11

Ultrasound Driving Application of a  Universal Waveform Generator Derived from Displaying Driving System

Ultrasound Driving Application of a Universal Waveform Generator Derived from Displaying Driving System

... of ultrasound driving on ...typical ultrasound driving pulse generators are carried out in order to verify the possibility of using the universal waveform gene- rator for ultrasound ... See full document

9

Novel Design of Buchholz Relay by Implementation of Ultrasonic Liquid Level Transducer

Novel Design of Buchholz Relay by Implementation of Ultrasonic Liquid Level Transducer

... compare modes precise time commonds, internal and external interrupts for signal , serial programmable USART, a byte-oriented 2-wire serial interface utilized to data transmission, SPI serial port, 6-channel ... See full document

6

Guidelines for Cleaning Transvaginal Ultrasound Transducers Between Patients.

Guidelines for Cleaning Transvaginal Ultrasound Transducers Between Patients.

... transvaginal ultrasound probes in a clinical setting - comparative performance of automated and manual reprocessing ...methods. Ultrasound Obstet ... See full document

6

Vibration Modes Studies of 3,4,5-Trimethoxy Benzaldehyde, 4-Hydroxy-3-Methoxy Benzaldehyde and 4-Chloro Benzaldehyde Schiff Base of 2-Amino Pyridine- A Quantum Chemical Study

Vibration Modes Studies of 3,4,5-Trimethoxy Benzaldehyde, 4-Hydroxy-3-Methoxy Benzaldehyde and 4-Chloro Benzaldehyde Schiff Base of 2-Amino Pyridine- A Quantum Chemical Study

... Of the AM1 and PM3 semi-empirical methods tested in the presented study on title compounds. PM3 Semi-empirical method can be considered as the most appropriate quantum chemical method to facilitate the vibrational ... See full document

8

Quantum chemical study of molecular structure, non linear optical and vibrational properties of pyridine and pentachloropyridine

Quantum chemical study of molecular structure, non linear optical and vibrational properties of pyridine and pentachloropyridine

... In the present work, we have calculated the geometric parameters, the vibrational frequencies, frontier orbital band gap, MESP surfaces, the non-linear optical properties and thermo dynamical properties of Pyridine and ... See full document

11

The application of air coupled ultrasonic systems and signal processing to the interrogation of concrete

The application of air coupled ultrasonic systems and signal processing to the interrogation of concrete

... INTRODUCTION THE AIR-COUPLED EXPERIMENTAL SETUP 4.2.1 Capacitive Transducers 4.2.2 The Pulse Compression Technique 4.2.3 Simulation of the Pulse Compression Technique 4.2.4 Experimental [r] ... See full document

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