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"Ultrasound Institute at Kaunas University of Technology"
Search Results: 16 in Date '2012-05'      Search  
Title / Author(s) / Keywords Publication
Adders on a basis of piezoceramic transformers
R. Kažys158, A. Vladišauskas2,128, V. Sharapov28, K. Bazilo23, D. Romanenko2
1Ultrasound institute; Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
2Cherkasy State Technological University9, Cherkasy , Ukraine
adder, creation of low frequency vibration, piezoceramic disc and cylindrical transformer, transducer

Ultragarsas
Design of low-noise preamplifier for medical diagnostic system
R. Raisutis35, O. Tumšys14, V. Laurs
Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
eye tumors diagnostic system, low-noise preamplifier, signal to noise ratio, noise factor

Ultragarsas
Investigation of different operating modes of ultrasonic annular array used in ophthalmology
M. Urnavicius1, E. Jasiuniene127, R. Raisutis135, O. Tumšys1,114, A. Paunksnis.2
1Ultrasound institute; Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
2Lithuanian University of Health Sciences3, Kaunas, Lithuania
ultrasonic imaging, annular array, CIVA.

Ultragarsas
Applying ultrasonic echolocation-based measurement method to increase the accuracy of leveling instruments
A. Petrauskas19, D. Petrauskas.2
Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
leveling instruments, mechanical levels, vertical level, horizontal level, accuracy of leveling instruments, plumb-bob, plumb-line declination, ultrasonic echolocation-based meter, ultrasonic distance measurement, measurement accuracy, measurement environment, spirit-level

Ultragarsas
The scanning algorithm suitable for the arbitrary construction arrays
R. Kažys58, L. Kairiukštis, A. Voleišis13, R. Raisutis35
Ultrasound institute; Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
phased arrays, simulations, ultrasonic field, scanning algorithm

Ultragarsas
Investigations of the guided wave data analysis capabilities in structural health monitoring of composite objects
L. Mažeika152, V. Samaitis15, K. Burnham24, K. Makaya2
1Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
2TWI Ltd (The Welding Institute)190, Great Abington, Cambridge, United Kingdom
structural Health Monitoring, ultrasonic guided waves, composite structures

Ultragarsas
Investigation of the spectrum decomposition technique for estimation of the group velocity Lamb waves
L. Draudviliene3, L. Mažeika52
Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
lamb wave, dispersion, group velocity, spectrum decomposition, finite element.

Ultragarsas
Ultrasonic methods and their implementation for evaluating porous materials
A. Petrauskas19, D. Petrauskas.2
Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
porous material, physical-mechanical properties, evaluation of porous materials, acoustic echolocation method, direct and indirect acoustic measurement methods, Lamb wave, ultrasound, echolocation, acoustic level meter for liquids, acoustic antenna, flexural vibration, radiation pattern

Ultragarsas
Viscosity and density measurement methods for polymer melts
R. Kažys58, R. Rekuviene
Ultrasound institute; Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
density, viscosity, extrusion, polymer melt, shear waves, longitudinal waves, ultrasonic measurements.

Ultragarsas
Application of ultrasonic measurement method for investigation of green ceramic tiles
M. Kulokas, R. Kažys58, L. Mažeika.2
Ultrasound institute; Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
ultrasonic propagation speed, ceramic tile, zero-crossing and the cross-correlation technique.

Ultragarsas
Simultaneous generation of longitudinal and shear ultrasonic waves: knowledge summary, PZT piezoelements manufacturing and experiments
A. Voleišis13, R. Kažys58, B. Voleišiene, R. Sliteris26
Ultrasound Institute; Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
dual mode, longitudinal and shear wave simultaneous generation, ultrasonic transducers

Ultragarsas
Pulse and frequency responses of broadband low frequency ultrasonic transducers
A. Vladišauskas28, L. Mažeika52, R. Sliteris26, R. Raisutis35, A. Jankauskas7
Ultrasound Institute; Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
Ultrasonic Testing (UT), frequency response, replaceable protector, pulse response, contact type scanning, broadband transduc

Ultragarsas
The new technologies of piezoceramic sensors synthesis
V. Sharapov18, A. Vladišauskas2,128, P. Molchanov3, Z. Sotula14
1Cherkasy State Technological University9, Cherkasy , Ukraine
2Ultrasound Institute; Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
3AMPAC Tech. Inc., Wales, USA
Ultrasonic Testing (UT), technologies synthesis, design, piezoelectric transducer, spatial energy force structure, electrom

Ultragarsas
Investigation of an internal friction in piezoceramic elements of electro-acoustic transducers
V. Sharapov18, A. Vladišauskas228, Z. Sotula.1
1Ultrasound Institute; Cherkasy State Technological University9, Cherkasy , Ukraine
2Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
Ultrasonic Testing (UT), internal friction, piezoceramic element, resonance frequency, electroacoustic transducer

Ultragarsas
Application of analytical and semi-analytic modelling methods for investigation of ultrasonic guided waves propagation in composites
R. Raisutis35, E. Žukauskas19, L. Mažeika52
Ultrasound Institute; Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
ultrasonic guided waves, numerical modelling, multi-layered composite, analytical methods, semi-analytic finite element method

Ultragarsas
Measurement of the group velocity of Lamb waves in aluminium plate using spectrum decomposition technique
L. Draudviliene3, L. Mažeika.2
Ultrasound institute; Ultrasound Institute at Kaunas University of Technology189, Kaunas, Lithuania
lamb wave, dispersion, group velocity, spectrum decomposition, experiment.

Ultragarsas
   
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