[HTML][HTML] Collective nonlinear behavior of interacting polydisperse microbubble clusters

H Haghi, AJ Sojahrood, MC Kolios - Ultrasonics sonochemistry, 2019 - Elsevier
Acoustically excited microbubbles (MBs) have shown to exhibit rich dynamics, enabling
them to be employed in various applications ranging from chemistry to medicine. Exploiting …

[HTML][HTML] GPU accelerated numerical investigation of the spherical stability of an acoustic cavitation bubble excited by dual-frequency

K Klapcsik - Ultrasonics Sonochemistry, 2021 - Elsevier
The spherical stability of an acoustic cavitation bubble under dual-frequency excitation is
investigated numerically. The radial dynamics is described by the Keller–Miksis equation …

Non-feedback technique to directly control multistability in nonlinear oscillators by dual-frequency driving: GPU accelerated topological analysis of a bubble in water

F Hegedűs, W Lauterborn, U Parlitz, R Mettin - Nonlinear Dynamics, 2018 - Springer
A novel method to control multistability of nonlinear oscillators by applying dual-frequency
driving is presented. The test model is the Keller–Miksis equation describing the oscillation …

[HTML][HTML] Investigation of the 1/2 order subharmonic emissions of the period-2 oscillations of an ultrasonically excited bubble

AJ Sojahrood, R Earl, MC Kolios, R Karshafian - Physics Letters A, 2020 - Elsevier
In this work, through applying a comprehensive bifurcation analysis method, we study the
nonlinear radial oscillations of the bubble oscillator. The frequency of the driving force is …

[HTML][HTML] A simple method to analyze the super-harmonic and ultra-harmonic behavior of the acoustically excited bubble oscillator

AJ Sojahrood, D Wegierak, H Haghi, R Karshfian… - Ultrasonics …, 2019 - Elsevier
The bubble oscillator is a highly nonlinear system, which makes it difficult to generate a
comprehensive understanding of its oscillatory behavior. One method used to investigate …

[HTML][HTML] Topological analysis of the periodic structures in a harmonically driven bubble oscillator near Blake's critical threshold: Infinite sequence of two-sided Farey …

F Hegedűs - Physics Letters A, 2016 - Elsevier
The topology of the stable periodic orbits of a harmonically driven bubble oscillator, the
Rayleigh–Plesset equation, in the space of the excitation parameters (pressure amplitude …

Bi-parametric topology of subharmonics of an asymmetric bubble oscillator at high dissipation rate: The exoskeleton, its internal structure and the missing fine …

K Klapcsik, R Varga, F Hegedűs - Nonlinear Dynamics, 2018 - Springer
The subharmonic topology of a nonlinear, asymmetric bubble oscillator (Keller–Miksis
equation) in glycerine is investigated in the parameter space of its external excitation …

[HTML][HTML] Acoustic vibrational resonance in a Rayleigh-Plesset bubble oscillator

KA Omoteso, TO Roy-Layinde, JA Laoye… - Ultrasonics …, 2021 - Elsevier
The phenomenon of vibrational resonance (VR) has been investigated in a Rayleigh-
Plesset oscillator for a gas bubble oscillating in an incompressible liquid while driven by a …

[HTML][HTML] The effect of high viscosity on the collapse-like chaotic and regular periodic oscillations of a harmonically excited gas bubble

F Hegedűs, K Klapcsik - Ultrasonics sonochemistry, 2015 - Elsevier
In the last decade many industrial applications have emerged based on the rapidly
developing ultrasonic technology such as ultrasonic pasteurization, alteration of the viscosity …

Stable bubble oscillations beyond Blake's critical threshold

F Hegedűs - Ultrasonics, 2014 - Elsevier
The equilibrium radius of a single spherical bubble containing both non-condensable gas
and vapor is determined by the mechanical balance at the bubble interface. This expression …