A review of acoustic impedance matching techniques for piezoelectric sensors and transducers

VT Rathod - Sensors, 2020 - mdpi.com
The coupling of waves between the piezoelectric generators, detectors, and propagating
media is challenging due to mismatch in the acoustic properties. The mismatch leads to the …

Overview of ultrasound detection technologies for photoacoustic imaging

R Manwar, K Kratkiewicz, K Avanaki - Micromachines, 2020 - mdpi.com
Ultrasound detection is one of the major components of photoacoustic imaging systems.
Advancement in ultrasound transducer technology has a significant impact on the translation …

Recent advances in transducers for intravascular ultrasound (IVUS) imaging

C Peng, H Wu, S Kim, X Dai, X Jiang - Sensors, 2021 - mdpi.com
As a well-known medical imaging methodology, intravascular ultrasound (IVUS) imaging
plays a critical role in diagnosis, treatment guidance and post-treatment assessment of …

[HTML][HTML] Review of cost reduction methods in photoacoustic computed tomography

A Fatima, K Kratkiewicz, R Manwar, M Zafar, R Zhang… - Photoacoustics, 2019 - Elsevier
Abstract Photoacoustic Computed Tomography (PACT) is a major configuration of
photoacoustic imaging, a hybrid noninvasive modality for both functional and molecular …

Design and fabrication of a novel dual-frequency confocal ultrasound transducer for microvessels super-harmonic imaging

X Deng, T Xu, G Huang, Q Li, L Luo… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
Recently, super-harmonic ultrasound imaging technology has caused much attention due to
its capability of distinguishing microvessels from the tissues surrounding them. However, the …

Ionizing radiation‐induced acoustics for radiotherapy and diagnostic radiology applications

S Hickling, L Xiang, KC Jones, K Parodi… - Medical …, 2018 - Wiley Online Library
Acoustic waves are induced via the thermoacoustic effect in objects exposed to a pulsed
beam of ionizing radiation. This phenomenon has interesting potential applications in both …

Coated microbubbles swim via shell buckling

G Chabouh, M Mokbel, B van Elburg… - Communications …, 2023 - nature.com
Engineered microswimmers show great promise in various biomedical applications.
However, their application is hindered by the slow mobility, limited maneuverability and poor …

Photoacoustic imaging with capacitive micromachined ultrasound transducers: principles and developments

J Chan, Z Zheng, K Bell, M Le, PH Reza, JTW Yeow - Sensors, 2019 - mdpi.com
Photoacoustic imaging (PAI) is an emerging imaging technique that bridges the gap
between pure optical and acoustic techniques to provide images with optical contrast at the …

Transparent capacitive micromachined ultrasonic transducer (CMUT) arrays for real-time photoacoustic applications

AK Ilkhechi, C Ceroici, Z Li, R Zemp - Optics express, 2020 - opg.optica.org
Photoacoustic imaging has shown great potential for non-invasive high-resolution deep-
tissue imaging. Minimizing the optical and acoustic paths for excitation and detection could …

Design factors of intravascular dual frequency transducers for super-harmonic contrast imaging and acoustic angiography

J Ma, KH Martin, Y Li, PA Dayton… - Physics in Medicine …, 2015 - iopscience.iop.org
Imaging of coronary vasa vasorum may lead to assessment of the vulnerable plaque
development in diagnosis of atherosclerosis diseases. Dual frequency transducers capable …