Results 21 to 30 of about 1,196 (176)

Inkjet Printing of Plate Acoustic Wave Devices

Sensors, 2020
In the paper, the results of production of Ag inkjet printed interdigital transducers to the acoustic delay line based on Y-cut X-propagation direction of lithium niobate plate for the frequency range from 1 to 14 MHz are presented.
Iren Kuznetsova, Andrey Smirnov, Vladimir Anisimkin, Sergey Gubin, Maria Assunta Signore, Luca Francioso, Jun Kondoh, Vladimir Kolesov   +7 more
doaj   +1 more source

Experimental Study of Deep Submersible Structure Defect Monitoring Based on Flexible Interdigital Transducer Surface Acoustic Wave Technology

Sensors, 2023
In view of the shortage of structural defect monitoring methods for deep submersibles, numerical simulation and experimental research on underwater SAW propagation based on interdigital transducers are carried out in this paper.
Zhongjun Ding, Zhiliang Feng, Hongyu Li, Dejian Meng, Yi Zhang, Dewei Li   +5 more
doaj   +1 more source

MOX Resistive Microsensors for Low Concentration Methane Detection

Engineering Proceedings, 2022
A series of MOX resistive sensors with CuO and CoO-sensitive films were prepared using an eco-friendly technique (sol-gel). The sensor transducers are based on a custom-made alumina wafer with gold (Au) or platinum (Pt) interdigital electrodes (IDE ...
Paul Chesler, Cristian Hornoiu, Marin Gheorghe, Mariuca Gartner   +3 more
doaj   +1 more source

Influence of IDT’s aperture on the excitation of piezoelectric acoustic waves in LiNbO3 and KNbO3 plates [PDF]

ITM Web of Conferences, 2019
The results of a study of the influence of the geometric parameters of interdigital transducers (IDT) on their resonance characteristics for YX plates of lithium niobate and potassium niobate are presented in the paper. It is shown that a decrease in the
Kuznetsova Iren, Smirnov Andrey, Gorbunova Alyona   +2 more
doaj   +1 more source

Self-Aligned Interdigitated Transducers for Acoustofluidics [PDF]

Micromachines, 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, Adrian J. T. Teo, Say Hwa Tan, Ye Ai, Nam-Trung Nguyen   +4 more
openaire   +4 more sources

Design and Fabrication of Interdigital Nanocapacitors Coated with HfO2

Sensors, 2015
In this article nickel interdigital capacitors were fabricated on top of silicon substrates. The capacitance of the interdigital capacitor was optimized by coating the electrodes with a 60 nm layer of HfO2.
Gabriel González, Eleazar Samuel Kolosovas-Machuca, Edgar López-Luna, Heber Hernández-Arriaga, Francisco Javier González   +4 more
doaj   +1 more source

Tunable high-Q SAW resonator loaded on a changing capacitance [PDF]

Journal of Advanced Dielectrics, 2020
A tunable high-Q surface acoustic wave (SAW) resonator in the form of several parallel-connected interdigital transducers loaded on a varying capacitance on lithium niobate substrates was developed and studied. The working frequency range was 90–2450MHz.
G. Ya. Karapetyan, V. E. Kaydashev, M. E. Kutepov, T. A. Minasyan, V. A. Kalinin, V. O. Kislitsyn, E. M. Kaidashev   +6 more
doaj   +1 more source

Lamb Wave Ultrasonic System for Active Mode Damage Detection in Composite Materials

Chemical Engineering Transactions, 2013
The work describes a new approach for the development of a SHM system based on flexible piezopolymer transducers which have some advantages over the piezoceramic thin disk transducers in space applications. The flexible piezopolymer transducers made with
L. Capineri, A. Bulletti, M. Calzolai, D. Francesconi   +3 more
doaj   +1 more source

Conductometric Sensor for PAH Detection with Molecularly Imprinted Polymer as Recognition Layer

Sensors, 2018
A conductometric sensor based on screen-printed interdigital gold electrodes on glass substrate coated with molecularly imprinted polyurethane layers was fabricated to detect polycyclic aromatic hydrocarbons (PAHs) in water. The results prove that screen-
Usman Latif, Liu Ping, Franz L. Dickert
doaj   +1 more source

Surface acoustic wave pressure sensor and its matched antenna design

Measurement + Control, 2019
Interdigital transducer and signal transmission in surface acoustic wave pressure sensor design is one of the difficulties in sensor design. The transmission antenna is an important design indicator to determine the wireless function of the sensor.
Yuanyuan Li, Meng Shao, Bei Jiang, Le Cao   +3 more
doaj   +1 more source