Design of piezoelectric acoustic transducers for underwater applications

JY Pyun, YH Kim, KK Park - Sensors, 2023 - mdpi.com
Interest in underwater transducers has persisted since the mid-1900s. Underwater
transducers are designed in various shapes using various materials depending on the …

Optimization of the magnetoelectric response of poly (vinylidene fluoride)/epoxy/vitrovac laminates

M Silva, S Reis, CS Lehmann, P Martins… - … applied materials & …, 2013 - ACS Publications
The effect of the bonding layer type and piezoelectric layer thickness on the magnetoelectric
(ME) response of layered poly (vinylidene fluoride)(PVDF)/epoxy/Vitrovac composites is …

Flexible microbubble-based Fabry–Pérot cavity for sensitive ultrasound detection and wide-view photoacoustic imaging

J Ma, Y He, X Bai, LP Sun, K Chen, K Oh… - Photonics …, 2020 - opg.optica.org
Interaction of acoustic waves and microbubbles occurs in numerous biomedical applications
including ultrasound imaging, drug delivery, lithotripsy treatment, and cell manipulation …

Characterization of a piezoelectric acoustic sensor fabricated for low-frequency applications: A comparative study of three methods

M Campo-Valera, R Asorey-Cacheda… - Sensors, 2023 - mdpi.com
Piezoelectric transducers are widely used for generating acoustic energy, and choosing the
right radiating element is crucial for efficient energy conversion. In recent decades …

Novel Cranial Implants of Yttria‐Stabilized Zirconia as Acoustic Windows for Ultrasonic Brain Therapy

MI Gutierrez, EH Penilla, L Leija, A Vera… - Advanced …, 2017 - Wiley Online Library
Therapeutic ultrasound can induce changes in tissues by means of thermal and nonthermal
effects. It is proposed for treatment of some brain pathologies such as Alzheimer's …

Pressure and gas sensing composition based on PVDF nano particulates: a review

MA Al-Harthi, M Hussain, H Afzal - Polymer-Plastics Technology …, 2021 - Taylor & Francis
ABSTRACT Poly (vinyl difluoride)(PVDF) polymer-based pressure sensors have received
massive attraction among the research community due to easier processability, higher …

Wideband and wide beam polyvinylidene difluoride (PVDF) acoustic transducer for broadband underwater communications

MS Martins, CL Faria, T Matos, LM Goncalves, J Cabral… - Sensors, 2019 - mdpi.com
The advances in wireless communications are still very limited when intended to be used on
Underwater Communication Systems mainly due to the adverse proprieties of the submarine …

Modeling and analysis of multilayer piezoelectric-elastic spherical transducers

J Wang, L Qin, P Wei, L Tang - Journal of Intelligent Material …, 2018 - journals.sagepub.com
An exact analytical model of multilayer piezoelectric-elastic spherical transducers is
established in this article, and their dynamic characteristics are studied. Based on the linear …

Underwater acoustic modem with streaming video capabilities

MS Martins, J Cabral, G Lopes… - OCEANS 2015 …, 2015 - ieeexplore.ieee.org
Oceans have shown tremendous importance and impact on our lives. Thus the need for
monitoring and protecting the oceans has grown exponentially in recent years. On the other …

Photoacoustic imaging-based in situ biofouling monitoring in underwater optical windows—A novel approach

Q Kong, S Zheng, X Yan, L Zheng, Y Yang, Y Li - Ocean Engineering, 2024 - Elsevier
The accuracy of optical instruments is inevitably affected by marine biofouling as their optical
windows become obscured in seawater. The continuous removal of biofouling imposes a …