Enhanced Piezoelectric Properties and Thermal Stability in the (K0.5Na0.5)NbO3:ZnO Lead‐Free Piezoelectric Composites
The piezoelectric properties of (K0. 5Na0. 5) NbO3 (KNN) are normally enhanced by
chemical substitutions or do** to form solid solutions. In this study, we report that the …
chemical substitutions or do** to form solid solutions. In this study, we report that the …
A review pemanfaatan teknologi sonikasi
D Candani, M Ulfah, W Noviana, R Zainul - 2018 - osf.io
Sonikasi merupakan teknologi yang memanfaatkan gelombang ultrasonik. Ultrasonik
adalah suara atau getaran dengan frekuensi yang terlalu tinggi untuk bisa didengar oleh …
adalah suara atau getaran dengan frekuensi yang terlalu tinggi untuk bisa didengar oleh …
Adhesion characterization and defect sizing of sandwich honeycomb composites
Defects may appear in composite structures during their life cycle. A 10 MHz 128 elements
phased array transducer was investigated to characterize join bonds and defects in …
phased array transducer was investigated to characterize join bonds and defects in …
Processing of ferroelectric ceramic thick films
The rapid development of the electronics industry has created the need for
highperformance, high-reliability, miniaturised electronic components integrated into various …
highperformance, high-reliability, miniaturised electronic components integrated into various …
Fundamental constraints on the performance of broadband ultrasonic matching structures and absorbers
Recent fundamental results concerning the ultimate performance of electromagnetic
absorbers were adapted and extrapolated to the field of sound waves. It was possible to …
absorbers were adapted and extrapolated to the field of sound waves. It was possible to …
Electric control of a phononic crystal constituted of Piezoelectric layers using Schottky diode
M Hatoumva, E Siryabe, P Maréchal… - Smart Materials and …, 2022 - iopscience.iop.org
A one-dimensional piezoelectric phononic crystal (PPC) consisting of a periodic pattern
made of two perfectly bonded materials: one active (piezoelectric), the other passive (elastic) …
made of two perfectly bonded materials: one active (piezoelectric), the other passive (elastic) …
Inverse problem-solving method applied to the acoustic characterisation of a thin film via the Debye series method (DSM)
The study of the ultrasonic acoustic response of materials is of increasing interest for the
characterisation of high-frequency applications. In this work, some elastic properties …
characterisation of high-frequency applications. In this work, some elastic properties …
Acoustic wave transmission through piezoelectric structured materials
This paper deals with the transmission of acoustic waves through multilayered piezoelectric
materials. It is modeled in an octet formalism via the hybrid matrix of the structure. The …
materials. It is modeled in an octet formalism via the hybrid matrix of the structure. The …
Ultrasonic transducer with improved backing element
C Chang, J **, Y Ge - US Patent 10,481,288, 2019 - Google Patents
In accordance with embodiments of the present disclosure, systems and methods for
improving performance of ultrasonic transducers, particularly those used in borehole …
improving performance of ultrasonic transducers, particularly those used in borehole …
Study of the resonances of periodic plane media immersed in water: Theory and experiment
A Khaled, P Maréchal, O Lenoir, MEC El-Kettani… - Ultrasonics, 2013 - Elsevier
The paper deals with the study of the resonances of 1D periodic media composed of N
elementary cells formed with two perfectly bonded layers which exhibit a high acoustic …
elementary cells formed with two perfectly bonded layers which exhibit a high acoustic …