Results 11 to 20 of about 102,224 (204)

Theory of Synthesis of Asymmetrical Delay Line with the Surface Acoustic Wave [PDF]

open access: yesArchives of Acoustics, 2019
The aim of this publication is to design a procedure for the synthesis of an IDT (interdigital transducer) with diluted electrodes. The paper deals with the surface acoustic waves (SAW) and the theory of synthesis of the asymmetrical delay line with the ...
Milan ŠIMKO   +7 more
doaj   +2 more sources

EVALUATING THE EFFECTIVENESS OF DIRECTIONAL RADIATION INTERDIGITAL TRANSDUCER ON INHOMOGENEOUSLY POLARIZED ACOUSTIC LINE

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2019
With application of connected waves theory the evaluation of directed radiation efficiency of interdigital executed by inhomogeneous polarization piezosoundlead transducer exciting acoustic sources with a phase shift 90 degrees has obtained.
V. G. Basov
doaj   +1 more source

Investigation of bulk acoustic microwaves excited by an interdigital transducer [PDF]

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2015
Excitation of bulk and surface acoustic waves with the interdigital transducer (IDT), which is deposited on the surface of a piezoelectric crystal, is widely used in the development of devices in acoustoelectronics and in the design of the microwave ...
O. G. Reshotka   +2 more
doaj   +3 more sources

Standing wave performance test of IDT-SAW transducer prepared by silk-screen printing

open access: yesAIP Advances, 2018
With the advantages of high performance and low loss, interdigital surface acoustic wave (IDT-SAW) transducers are widely used in the fields of nondestructive testing, communication and broadcasting. The production, performance and application of surface
Ziping Wang   +5 more
doaj   +2 more sources

Design of a broadband acousto-optic filter using bulk acoustic wave beam steering with an interdigital transducer

open access: yesResults in Physics
Acousto-optic tunable filters are photonics devices whose operation is fundamentally based on crystal acoustics. One of the phenomena used to improve performances of bulk acousto-optic devices is acoustic beam steering.
Konstantin B. Yushkov   +2 more
doaj   +2 more sources

Research of flexible plum-shaped guided wave transducer circular array for damage detection of plate metal

open access: yesAIP Advances
Ultrasonic guided wave transducers have become a key technology in the field of structural health monitoring due to their broad detection range and high sensitivity.
Jiazhen Zhang   +5 more
doaj   +2 more sources

BROADBAND EXCITATION OF HYPERSOUND IN DELAY LINESOF MICROWAVE RANGE

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2019
The method of hypersonic bulk acoustic wave excitation by modified interdigital transducer is analyzed. The possibility of broadband delay lines at microwave frequencies construction is shown.
V. G. Basov
doaj   +1 more source

Low-Power Field-Deployable Interdigital Transducer-Based Scanning Laser Doppler Vibrometer for Wall-Thinning Detection in Plates. [PDF]

open access: yesMaterials (Basel)
Lamb waves have become a focal point in ultrasonic testing owing to their potential for long-range and inaccessible detection. However, accurately estimating the flaws in plates using Lamb waves remains challenging because of scattering, mode conversion,
Kang T, Han S, Yeom YT, Lee HY.
europepmc   +2 more sources

Self-Aligned Interdigitated Transducers for Acoustofluidics [PDF]

open access: yesMicromachines, 2016
Surface acoustic wave (SAW) is effective for the manipulation of fluids and particles in microscale. The current approach of integrating interdigitated transducers (IDTs) for SAW generation into microfluidic channels involves complex and laborious microfabrication steps.
Zhichao Ma   +4 more
openaire   +4 more sources

Experimental validation of the sensing capabilities of tunable interdigital transducer [PDF]

open access: yes, 2018
Modern systems and methods of Structural Health Monitoring (SHM) and Non Destructive Testing (NDT) require new types of transducers. In this paper, a new type of Lamb Wave transducer, the Tunable Interdigital Transducer (T-IDT), developed at AGH ...
Mańka, M., Michał Mańka
core   +1 more source

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