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Self-organized synchronization of phonon lasers
[article]
2020
arXiv
pre-print
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Here, we demonstrate the self-organized synchronization of phonon lasers in a two-membrane-in-the-middle optomechanical system. ...
The probe of individual membrane enables to monitor the real-time transient dynamics of synchronization, which reveal that the system enters into the synchronization regime via torus birth bifurcation ...
Consequently, the route to synchronization is experimentally investigated in an optomechanical system for the first time. ...
arXiv:2004.09154v1
fatcat:v5dichcjm5bfpo55noelptdpae
Synchronization of rules in membrane computing
2019
Journal of Membrane Computing
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We modify the most used evolution strategy in membrane systems (namely that of maximal parallelism) by imposing a synchronization between rules. ...
For membrane systems working in the accepting mode, this synchronization is powerful enough to provide the computational completeness without any other ingredient (no catalysts, promoters, inhibitors, ...
According to our knowledge, this natural synchronization of the rules is for the first time defined and studied in membrane computing. ...
doi:10.1007/s41965-019-00022-1
fatcat:6pyyzfy6x5b7hoiku6d2lewgee
Synchronization dynamics of two nanomechanical membranes within a Fabry-Perot cavity
2017
Physical Review A
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We focus on the system quantum dynamics in the parameter regime corresponding to synchronization of the classical motion of the two membranes. ...
In this paper, we explore the synchronization dynamics of two membranes coupled to a common optical field within a cavity, and pumped with a strong blue-detuned laser drive. ...
After a transient time ω 1 t ∼ 10 4 , the two membranes synchronize out of phase
FIG. 3 . 3 Time evolution of the phase difference between the two membranes vs the scaled time ω 1 t for parameters (a ...
doi:10.1103/physreva.96.023805
fatcat:7eaje3ncyjf27cjoeunqheeeou
Self-synchronization of thermal phonons at equilibrium
[article]
2020
arXiv
pre-print
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Self-synchronization is a ubiquitous phenomenon in nature, in which oscillators are collectively locked in frequency and phase through mutual interactions. ...
Our study provides a new perspective on self-synchronization and on the relationship between fluctuations and coherence. ...
As shown in Fig. 1 (a), the system is composed of a set of pillar resonators and a membrane. ...
arXiv:2005.06711v1
fatcat:na7pxmapvbdexdyayqavhnv4ba
Lag synchronization of coupled time-delayed FitzHugh-Nagumo neural networks via feedback control
2021
Scientific Reports
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More specifically, this study investigates the synchronization of time-delayed unidirectional and bidirectional ring-structured FHN neuronal systems with and without external noise. ...
Synchronization plays a significant role in information transfer and decision-making by neurons and brain neural networks. ...
Lag synchronization, introduced for drive and response systems and extensively studied, is defined as an overlapping of the shifted-in-time states of two systems with a positive constant. ...
doi:10.1038/s41598-021-82886-x
pmid:33594138
pmcid:PMC7887243
fatcat:wmb7u3islvhctieoh3cmy2dmza
HOW TO SYNCHRONIZE THE ACTIVITY OF ALL COMPONENTS OF A P SYSTEM?
2008
International Journal of Foundations of Computer Science
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We consider the problem of synchronizing the activity of all the membranes of a P system. ...
Both work in a time which is 3h, where h is the height of the tree defining the membrane structure of the considered P system. In the conclusion, we suggest various directions to continue this work. ...
How to synchronize the activity of all components of a P system? ...
doi:10.1142/s0129054108006224
fatcat:stugbgthdvcb5fhwg4a7kupdwm
Chaos stabilizes synchronization in systems of coupled inner-ear hair cells
[article]
2020
arXiv
pre-print
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This synchronization persists even for a large frequency dispersion and a large number of oscillators comprising the system. ...
Consistent with the numerical simulations of the chaotic system, synchronization occurs even for large frequency dispersion and a large number of hair cells. ...
ACKNOWLEDGMENTS The authors gratefully acknowledge support of NSF Biomechanics and Mechanobiology, under grant 1916136. The authors thank Dr. ...
arXiv:2012.04761v1
fatcat:c5utdifyhjeutixwuh6amli4gi
Robust Master-Slave Synchronization of Neuronal Systems
2017
Mathematical Problems in Engineering
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We introduce a simple and reliable robust synchronization approach for neuronal systems. ...
The synchronization of neurons is a central topic in understanding the behavior of living organisms in neurosciences and has been addressed using concepts from control engineering. ...
There are different types of synchronization for coupled systems [11] [12] [13] . In this paper, synchronization of neuronal systems is defined as the match of the membrane potential. ...
doi:10.1155/2017/7587294
fatcat:vgv3fb2bqrer3icwquxpnc6vmm
Dynamic Behaviors in Coupled Neuron System with the Excitatory and Inhibitory Autapse under Electromagnetic Induction
2018
Complexity
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Furthermore, there is a domain of coupling strength and feedback gain values, in which the two coupled neuron system is synchronized and longer time lag is not conducive to the system synchronization. ...
The simulation results show that the two coupling modes play an important role in the synchronization of the system. ...
This work was supported by the National Natural Science Foundation of China, under Grant nos. 11775091, 11474117, and 11605014. ...
doi:10.1155/2018/3012743
fatcat:zehkx5zuz5dm7d4ncqrbxtamjq
Spiral Wave In Networks Of Hodgkin-Huxley Neurons: Channel Noise-Induced Phase Transition
2016
Zenodo
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A spiral wave in a little world network experiences insecurity all the more effectively as the membrane temperature is expanded to a specific high threshold. ...
All neurons in the networks are combined with little world associations, and the outcomes are contrasted and the case for normal networks, in which all neurons are totally combined with closest neighbor ...
vs. membrane patch (channel noise) within a transient period of about 2000 time units for membrane temperature T = 6.3°C (a) and T = 16.3°C (b). ...
doi:10.5281/zenodo.50385
fatcat:ttdv7txunrcq3cn3cyunzar7ky
Role of chemical synapses in coupled neurons with noise
2005
Physical Review E
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Finally, we report on the existence of a system-size coherence resonance in this locally coupled system, exhibited by the average membrane potential of the array. ...
): in the case of (nonlinear) chemical coupling, we observe a substantial increase in the stochastic coherence of the system, in comparison with (linear) electrical coupling. ...
P.B. acknowledges financial support from the Fundación Antorchas (Argentina), and ...
doi:10.1103/physreve.72.021901
pmid:16196598
fatcat:wiou23qc6bhofbcc5ttbngdvji
Bursting and Synchronization of Coupled Neurons under Electromagnetic Radiation
2019
Complexity
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For no-identical coupled neurons, only anti-phase synchronization and in-phase synchronization can be reached. ...
Extensive numerical simulation results show that the improved neuron model can produce different types of bursting, and bursting activity shows a deep dependence on system parameters and electromagnetic ...
F 4 : 4 Sampled time series for membrane potential and phase diagrams when the system parameters are selected as = 0, bursting activity. ...
doi:10.1155/2019/4835379
fatcat:3ibjexguffcrdapgsetmpul7q4
Modulation of excitatory synaptic coupling facilitates synchronization and complex dynamics in a nonlinear model of neuronal dynamics
2003
Neurocomputing
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We study dynamical synchronization in a model of a neural system constituted by local networks of densely interconnected excitatory and inhibitory neurons. ...
With modulation of this long-range synaptic coupling the system undergoes a transition from independent oscillations to chaotic synchronization. ...
to this manifold-in other words, the time-average tendency for the two systems to synchronize or separate. ...
doi:10.1016/s0925-2312(02)00740-3
fatcat:lmsoxgcxqjah7ll4wpyk7fq4de
Effects of Time Delay on Chaotic Neuronal Discharges
2010
Mathematical and Computational Applications
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Furthermore, two coupled HR neuronal system could be fully synchronized under certain coupled strength and delay time. ...
For an individual neuron, with the scaling delay time and synaptic intensity, neuronal firing pattern's transform among tonic spiking, busting and resting firing state, and the neuronal chaotic spike could ...
Fig.2 Time series and membrane potential correlation between coupled two neurons: anti-synchronization and complete synchronization at small coupling strengths ε = 0.4 ms -1 . a) x 1 (dot line) and x ...
doi:10.3390/mca15050840
fatcat:mobhw425vbcdpbowdo3moeipum
Channel noise effects on neural synchronization
2019
Physica A: Statistical Mechanics and its Applications
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The standard assumption of infinitely many channels neglects the fact that real neurons have finitely many channels, which leads to fluctuations in the membrane voltage and modifies neuronal spike times ...
Synchronization in neural networks is believed to be linked to cognitive processes, while abnormal synchronization has been associated with disorders such as epilepsy and schizophrenia. ...
We also wish to acknowledge Patrick Fitzsimmons for his help in deriving a formula for the steady state synchronization level, and Sadique Sheik for his assistance in developing numerical simulations. ...
doi:10.1016/j.physa.2019.123186
fatcat:cpxllg6xcvdbbnmquinsuen2hm
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