Quenching, aging, and reviving in coupled dynamical networks

W Zou, DV Senthilkumar, M Zhan, J Kurths - Physics Reports, 2021‏ - Elsevier
Rhythmic behavior represents one of the most striking and ubiquitous manifestations of
functional evolution for a wide class of natural and man-made systems. The emergence of …

Dynamical robustness of network of oscillators

S Majhi, B Rakshit, A Sharma, J Kurths, D Ghosh - Physics Reports, 2024‏ - Elsevier
Most complex systems are nonlinear, relying on emergent behavior resulting from many
interacting subsystems, which are often characterized by oscillatory dynamics. Having …

When do chemical synapses modulate the formation of spiral waves?

DN Hajian, F Parastesh, K Rajagopal, S Jafari… - Nonlinear …, 2023‏ - Springer
We study the formation and suppression of spiral wave patterns in a lattice of memristive
FitzHugh–Nagumo neurons that are connected through chemical coupling. While earlier …

Basin stability measure of different steady states in coupled oscillators

S Rakshit, BK Bera, S Majhi, C Hens, D Ghosh - Scientific reports, 2017‏ - nature.com
In this report, we investigate the stabilization of saddle fixed points in coupled oscillators
where individual oscillators exhibit the saddle fixed points. The coupled oscillators may have …

Oscillation suppression and chimera states in time-varying networks

S Majhi, S Rakshit, D Ghosh - Chaos: An Interdisciplinary Journal of …, 2022‏ - pubs.aip.org
Complex network theory has offered a powerful platform for the study of several natural
dynamic scenarios, based on the synergy between the interaction topology and the …

Dynamical robustness of complex networks subject to long-range connectivity

S Majhi - Proceedings of the Royal Society A, 2022‏ - royalsocietypublishing.org
In spite of a few attempts in understanding the dynamical robustness of complex networks,
this extremely important subject of research is still in its dawn as compared to the other …

Augmentation of dynamical persistence in networks through asymmetric interaction

S Kundu, S Majhi, P Karmakar, D Ghosh… - Europhysics …, 2018‏ - iopscience.iop.org
There exists several natural instances in which systems may undergo through local
degradation of its constituting elements. This may severely affect the overall dynamical …

Amplitude death and resurgence of oscillation in networks of mobile oscillators

S Majhi, D Ghosh - Europhysics Letters, 2017‏ - iopscience.iop.org
The phenomenon of amplitude death has been explored using a variety of different coupling
strategies in the last two decades. In most of the works, the basic coupling arrangement is …

Conjugate coupling-induced symmetry breaking and quenched oscillations

K Ponrasu, K Sathiyadevi, VK Chandrasekar… - Europhysics …, 2018‏ - iopscience.iop.org
Spontaneous symmetry breaking (SSB) is essential and plays a vital role in many natural
phenomena, including the formation of the Turing pattern in organisms and complex …

Quenching oscillating behaviors in fractional coupled Stuart-Landau oscillators

Z Sun, R **ao, X Yang, W Xu - Chaos: An Interdisciplinary Journal of …, 2018‏ - pubs.aip.org
Oscillation quenching has been widely studied during the past several decades in fields
ranging from natural sciences to engineering, but investigations have so far been restricted …