Probing the pressure dependence of sound speed and attenuation in bubbly media: Experimental observations, a theoretical model and numerical calculations

AJ Sojahrood, Q Li, H Haghi, R Karshafian… - Ultrasonics …, 2023 - Elsevier
The problem of attenuation and sound speed of bubbly media has remained partially
unsolved. Comprehensive data regarding pressure-dependent changes of the attenuation …

Recent advances of focused ultrasound induced blood-brain barrier opening for clinical applications of neurodegenerative diseases

P Zhao, T Wu, Y Tian, J You, X Cui - Advanced Drug Delivery Reviews, 2024 - Elsevier
With the aging population on the rise, neurodegenerative disorders have taken center stage
as a significant health concern. The blood–brain barrier (BBB) plays an important role to …

[HTML][HTML] Effects of medium viscoelasticity on bubble collapse strength of interacting polydisperse bubbles

D Qin, Q Zou, X Zhong, B Zhang, Z Li - Ultrasonics Sonochemistry, 2023 - Elsevier
Due to its physical and/or chemical effects, acoustic cavitation plays a crucial role in various
emerging applications ranging from advanced materials to biomedicine. The cavitation …

[HTML][HTML] Numerical investigation on acoustic cavitation characteristics of an air-vapor bubble: Effect of equation of state for interior gases

D Qin, S Lei, B Chen, Z Li, W Wang, X Ji - Ultrasonics Sonochemistry, 2023 - Elsevier
The cavitation dynamics of an air-vapor mixture bubble with ultrasonic excitation can be
greatly affected by the equation of state (EOS) for the interior gases. To simulate the …

[HTML][HTML] Resonance behaviors of encapsulated microbubbles oscillating nonlinearly with ultrasonic excitation

D Qin, S Lei, X Wang, X Zhong, X Ji, Z Li - Ultrasonics Sonochemistry, 2023 - Elsevier
The resonance behaviors of a few lipid-coated microbubbles acoustically activated in
viscoelastic media were comprehensively examined via radius response analysis. The size …

[HTML][HTML] Multi-bubble scattering acoustic fields in viscoelastic tissues under dual-frequency ultrasound

Y Wang, D Chen, P Wu - Ultrasonics Sonochemistry, 2023 - Elsevier
Bubbles are widely used in the medical field due to their strong acoustic scattering
properties, and the interaction between bubbles affects the scattering acoustic field caused …

[HTML][HTML] Influence of interactions between bubbles on physico-chemical effects of acoustic cavitation

D Qin, S Lei, B Zhang, Y Liu, J Tian, X Ji… - Ultrasonics Sonochemistry, 2024 - Elsevier
Ultrasound technology has been extensively used as one of the efficient and economic
methodology to achieve the desired outcomes in many applications by harnessing the …

[HTML][HTML] Weakly nonlinear propagation of focused ultrasound in bubbly liquids with a thermal effect: Derivation of two cases of Khokolov–Zabolotskaya–Kuznetsoz …

S Kagami, T Kanagawa - Ultrasonics Sonochemistry, 2022 - Elsevier
A physico-mathematical model composed of a single equation that consistently describes
nonlinear focused ultrasound, bubble oscillations, and temperature fluctuations is …

[HTML][HTML] Nonlinear acoustic theory on flowing liquid containing multiple microbubbles coated by a compressible visco-elastic shell: Low and high frequency cases

T Kanagawa, M Honda, Y Kikuchi - Physics of Fluids, 2023 - pubs.aip.org
Microbubbles coated by visco-elastic shells are important for ultrasound diagnosis using
contrast agents, and the dynamics of single coated bubbles has been investigated in the …

[HTML][HTML] Investigation of interaction effects on dual-frequency driven cavitation dynamics in a two-bubble system

D Qin, Q Yang, S Lei, J Fu, X Ji, X Wang - Ultrasonics Sonochemistry, 2023 - Elsevier
The cavitation dynamics of a two-bubble system in viscoelastic media excited by dual-
frequency ultrasound is studied numerically with a focus on the effects of inter-bubble …