If you made any changes in Pure these will be visible here soon.

Research Output 1978 2019

Filter
Article
2019
3 Downloads (Pure)

Between phase and amplitude oscillators

Clusella, P. & Politi, A., Jun 2019, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 99, 6, 15 p., 062201.

Research output: Contribution to journalArticle

Open Access
File
Synchrony
oscillators
Probability Density
Partial
formalism

Blinking chimeras in globally coupled rotators

Goldschmidt, R. J., Pikovsky, A. & Politi, A., Jul 2019, In : Chaos. 29, 7, 7 p., 071101.

Research output: Contribution to journalArticle

Open Access
File
blinking
oscillators
Ensemble
Birth-death Process
Rare Events
1 Citation (Scopus)
5 Downloads (Pure)

Dynamical Freezing of Relaxation to Equilibrium

Iubini, S., Chirondojan, L., Oppo, G-L., Politi, A. & Politi, P., 1 Mar 2019, In : Physical Review Letters. 122, 8, 6 p., 084102.

Research output: Contribution to journalArticle

Open Access
File
freezing
ingredients
nonlinear equations
free energy
temperature
1 Citation (Scopus)
5 Downloads (Pure)

Lyapunov analysis of multiscale dynamics: the slow bundle of the two-scale Lorenz 96 model

Carlu, M., Ginelli, F., Lucarini, V. & Politi, A., 7 May 2019, In : Nonlinear Processes in Geophysics. 26, 2, p. 73-89 17 p.

Research output: Contribution to journalArticle

Open Access
File
bundles
degrees of freedom
ensemble forecasting
Climate models
climate models
2 Downloads (Pure)

Permutation entropy revisited

Watt, S. J. & Politi, A., 1 Mar 2019, In : Chaos, Solitons & Fractals. 120, p. 95-99 5 p.

Research output: Contribution to journalArticle

Permutation
Entropy
Partition
Nonlinear Time Series Analysis
Time Series Analysis
2018
3 Citations (Scopus)
4 Downloads (Pure)

Collective irregular dynamics in balanced networks of leaky integrate-and-fire neurons

Politi, A., Ullner, E. & Torcini, A., Dec 2018, In : The European Physical Journal. Special Topics. 227, 10-11, p. 1185-1204 20 p.

Research output: Contribution to journalArticle

Open Access
File
neurons
Neurons
Fires
Synchronization
Thermodynamics
9 Downloads (Pure)

Origin and scaling of chaos in weakly coupled phase oscillators

Carlu, M., Ginelli, F. & Politi, A., 10 Jan 2018, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 97, 1, 012203.

Research output: Contribution to journalArticle

Open Access
File
Tangent Space
tangents
Spacing
chaos
Chaos
5 Citations (Scopus)

Ubiquity of collective irregular dynamics in balanced networks of spiking neurons

Ullner, E., Politi, A. & Torcini, A., Aug 2018, In : Chaos. 28, 8, 081106 .

Research output: Contribution to journalArticle

Open Access
File
Spiking Neurons
spiking
Heterogeneous networks
Heterogeneous Networks
Thermodynamic Limit
2017
2 Citations (Scopus)
5 Downloads (Pure)

A Chain, a Bath, a Sink and a Wall

Iubini, S., Lepri, S., Livi, R., Oppo, G-L. & Politi, A., 25 Aug 2017, In : Entropy. 19, 9, p. 1-15 15 p., 445.

Research output: Contribution to journalArticle

Open Access
File
sinks
baths
heat
temperature
death
2 Citations (Scopus)
6 Downloads (Pure)

Chaotic macroscopic phases in one-dimensional oscillators

Politi, A., Pikovsky, A. & Ullner, E., Jun 2017, In : The European Physical Journal. Special Topics. 226, 9, p. 1791-1810 20 p.

Research output: Contribution to journalArticle

Open Access
File
Chaos theory
oscillators
chaos
exponents
configurations
2 Citations (Scopus)

Collective dynamics out of thermodynamic equilibrium

Robb, G. & Politi, A., 3 Apr 2017, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 95, 4, 040201(R).

Research output: Contribution to journalArticle

Open Access
File
Thermodynamic Equilibrium
thermodynamic equilibrium
Hydrodynamic Modes
chaos
Chaos
2 Citations (Scopus)
4 Downloads (Pure)

Noise-induced stabilization of collective dynamics

Clusella, P. & Politi, A., Jun 2017, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 95, 6, p. 1-9 9 p., 062221.

Research output: Contribution to journalArticle

Open Access
File
Stabilization
stabilization
Nonlinear Fokker-Planck Equations
Synchrony
Coupled Oscillators
4 Citations (Scopus)
9 Downloads (Pure)

Relaxation and coarsening of weakly-interacting breathers in a simplified DNLS chain

Iubini, S., Politi, A. & Politi, P., Jul 2017, In : Journal of statistical mechanics-Theory and experiment. 2017, p. 1-21 21 p., 073201.

Research output: Contribution to journalArticle

Open Access
File
Breathers
Coarsening
Stochastic Model
configurations
conservation laws
2016
13 Citations (Scopus)
8 Downloads (Pure)

A minimal model of self-consistent partial synchrony

Clusella, P., Politi, A. & Rosenblum, M., 20 Sep 2016, In : New Journal of Physics. 18, p. 1-15 15 p., 093037.

Research output: Contribution to journalArticle

Open Access
File
oscillators
cycles
4 Citations (Scopus)
8 Downloads (Pure)

Coupled transport in rotor models

Iubini, S., Lepri, S., Livi, R. & Politi, A., 3 Aug 2016, In : New Journal of Physics. 18, p. 1-11 11 p., 083023.

Research output: Contribution to journalArticle

Open Access
File
rotors
Seebeck effect
angular velocity
advection
nonlinear equations
5 Citations (Scopus)
4 Downloads (Pure)

Diverging fluctuations of the Lyapunov exponents

Pazo, D., Lopez, J. M. & Politi, A., 14 Jul 2016, In : Physical Review Letters. 117, 3, p. 1-5 5 p., 034101.

Research output: Contribution to journalArticle

Open Access
File
exponents
background noise
divergence
diffusion coefficient
breakdown
27 Citations (Scopus)
29 Downloads (Pure)

Immunization and Targeted Destruction of Networks using Explosive Percolation

Clusella, P., Grassberger, P., Perez-Reche, F. J. & Politi, A., 8 Nov 2016, In : Physical Review Letters. 117, 20, 208301.

Research output: Contribution to journalArticle

Open Access
File
destruction
infectious diseases
13 Citations (Scopus)
20 Downloads (Pure)

Self-Sustained Irregular Activity in an Ensemble of Neural Oscillators

Ullner, E. & Politi, A., 19 Feb 2016, In : Physical Review X. 6, p. 1-13 13 p., 011015.

Research output: Contribution to journalArticle

Open Access
File
Irregular
Ensemble
oscillators
phase response
Order Parameter
2015
15 Citations (Scopus)
4 Downloads (Pure)

Equivalence of phase-oscillator and integrate-and-fire models

Politi, A. & Rosenblum, M., 2015, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 91, 11 p., 042916.

Research output: Contribution to journalArticle

Open Access
File
equivalence
Integrate
oscillators
Equivalence
phase response
2014
6 Citations (Scopus)
4 Downloads (Pure)

Boundary-induced instabilities in coupled oscillators

Iubini, S., Lepri, S., Livi, R. & Politi, A., 4 Apr 2014, In : Physical Review Letters. 112, 13, 134101.

Research output: Contribution to journalArticle

Open Access
File
oscillators
temperature profiles
temperature
kinetics
10 Citations (Scopus)

Coarsening Dynamics in a Simplified DNLS Model

Iubini, S., Politi, A. & Politi, P., Feb 2014, In : Journal of Statistical Physics. 154, 4, p. 1057-1073 17 p.

Research output: Contribution to journalArticle

Coarsening
Discrete Model
Nonlinear Model
Exponent
exponents
2013
26 Citations (Scopus)

Covariant Lyapunov vectors

Ginelli, F., Chaté, H., Livi, R. & Politi, A., 28 Jun 2013, In : Journal of Physics. A, Mathematical and theoretical. 46, 25, 25 p., 254005.

Research output: Contribution to journalArticle

Lyapunov
Hamiltonians
Chaotic systems
System theory
Ergodic Theory
23 Citations (Scopus)
4 Downloads (Pure)

Discrete breathers and negative-temperature states

Iubini, S., Franzosi, R., Livi, R., Oppo, G-L. & Politi, A., 19 Feb 2013, In : New Journal of Physics. 15, 13 p., 023032.

Research output: Contribution to journalArticle

Open Access
File
22 Citations (Scopus)

Off-equilibrium Langevin dynamics of the discrete nonlinear Schrödinger chain

Iubini, S., Lepri, S., Livi, R. & Politi, A., 30 Aug 2013, In : Journal of statistical mechanics-Theory and experiment. 2013, 8, p. 1-19 19 p., P08017.

Research output: Contribution to journalArticle

Langevin Dynamics
Stationary Nonequilibrium States
Thermostat
thermostats
Nonlinear Oscillator
1 Citation (Scopus)

Onset of chaotic dynamics in neural networks

Curato, G. & Politi, A., 14 Oct 2013, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 88, 4, p. 1-7 7 p., 042908.

Research output: Contribution to journalArticle

Neural Networks (Computer)
Chaotic Dynamics
Neural Networks
Lyapunov Spectrum
Discrete-time Model

The wiper model: avalanche dynamics in an exclusion process

Politi, A. & Romano, M. C., Oct 2013, In : Journal of statistical mechanics-Theory and experiment. 2013, 18 p., 10015.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Universal scaling of Lyapunov-exponent fluctuations in space-time chaos

Pazó, D., López, J. M. & Politi, A., Jun 2013, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 87, 6, p. 1-7 7 p., 062909.

Research output: Contribution to journalArticle

Lyapunov Exponent
chaos
Chaos
Extended Systems
Space-time
2012
27 Citations (Scopus)

Collective dynamics in sparse networks

Luccioli, S., Olmi, S., Politi, A. & Torcini, A., 25 Sep 2012, In : Physical Review Letters. 109, 13, 5 p., 138103.

Research output: Contribution to journalArticle

26 Citations (Scopus)

Nonequilibrium discrete nonlinear Schrodinger equation

Iubini, S., Lepri, S. & Politi, A., 6 Jul 2012, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 86, 1, 8 p., 011108.

Research output: Contribution to journalArticle

4 Downloads (Pure)

Stability of the splay state in networks of pulse-coupled neurons

Olmi, S., Politi, A. & Torcini, A., 22 Nov 2012, In : The Journal of Mathematical Neuroscience. 2, 28 p., 12.

Research output: Contribution to journalArticle

Open Access
File
Neurons
2011
18 Citations (Scopus)

Chaos in the Hamiltonian mean-field model

Ginelli, F., Takeuchi, K. A., Chate, H., Politi, A. & Torcini, A., 28 Dec 2011, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 84, 6, 15 p., 066211.

Research output: Contribution to journalArticle

21 Citations (Scopus)

Density profiles in open superdiffusive systems

Lepri, S. & Politi, A., 31 Mar 2011, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 83, 3, 4 p., 030107.

Research output: Contribution to journalArticle

43 Citations (Scopus)

Discrete breathers in Bose-Einstein condensates

Franzosi, R., Livi, R., Oppo, G-L. & Politi, A., Dec 2011, In : Nonlinearity. 24, 12, p. R89-R122 34 p.

Research output: Contribution to journalArticle

22 Citations (Scopus)

Extensive and subextensive chaos in globally coupled dynamical systems

Takeuchi, K. A., Chate, H., Ginelli, F., Politi, A. & Torcini, A., 13 Sep 2011, In : Physical Review Letters. 107, 12, 5 p., 124101.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Heat conduction of the hard point chain at zero pressure

Politi, A., Mar 2011, In : Journal of statistical mechanics-Theory and experiment. 2011, 12 p., P03028.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Large-Deviation Approach to Space-Time Chaos

Kuptsov, P. V. & Politi, A., 8 Sep 2011, In : Physical Review Letters. 107, 11, 5 p., 114101.

Research output: Contribution to journalArticle

2010
4 Citations (Scopus)

Characterizing the Response of Chaotic Systems

Giacomelli, G., Barland, S., Giudici, M. & Politi, A., 14 May 2010, In : Physical Review Letters. 104, 19, 4 p., 194101.

Research output: Contribution to journalArticle

synchronism
exponents
stimulation
complement
eigenvalues
68 Citations (Scopus)

Collective chaos in pulse-coupled neural networks

Olmi, S., Politi, A. & Torcini, A., Dec 2010, In : Europhysics Letters. 92, 6, 6 p., 60007.

Research output: Contribution to journalArticle

37 Citations (Scopus)

Collective oscillations in disordered neural networks

Olmi, S., Livi, R., Politi, A. & Torcini, A., Apr 2010, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 81, 4, 7 p., 046119.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Electromagnetic two-body problem: recurrent dynamics in the presence of state-dependent delay

De Luca, J., Guglielmi, N., Humphries, T. & Politi, A., 21 May 2010, In : Journal of Physics. A, Mathematical and theoretical. 43, 20, 20 p., 205103.

Research output: Contribution to journalArticle

53 Citations (Scopus)

Irregular collective behavior of heterogeneous neural networks

Luccioli, S. & Politi, A., 8 Oct 2010, In : Physical Review Letters. 105, 15, 4 p., 158104.

Research output: Contribution to journalArticle

neurons
spiking
guy wires
simulation
15 Citations (Scopus)

Nonequilibrium dynamics of a stochastic model of anomalous heat transport: numerical analysis

Delfini, L., Lepri, S., Livi, R., Mejia-Monasterio, C. & Politi, A., 9 Apr 2010, In : Journal of Physics. A, Mathematical and theoretical. 43, 14, 16 p., 145001.

Research output: Contribution to journalArticle

Nonequilibrium Dynamics
Heat Transport
Stochastic models
Anomalous
numerical analysis
18 Citations (Scopus)

Nonequilibrium dynamics of a stochastic model of anomalous heat transport

Lepri, S., Mejia-Monasterio, C. & Politi, A., 12 Feb 2010, In : Journal of Physics. A, Mathematical and theoretical. 43, 6, 22 p., 065002.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Rate maintenance and resonance in the entorhinal cortex

Haas, J. S., Kreuz, T., Torcini, A., Politi, A. & Abarbanel, H. D. I., Dec 2010, In : European Journal of Neuroscience. 32, 11, p. 1930-1939 10 p.

Research output: Contribution to journalArticle

2009
38 Citations (Scopus)

A stochastic model of anomalous heat transport: analytical solution of the steady state

Lepri, S., Mejia-Monasterio, C. & Politi, A., 16 Jan 2009, In : Journal of Physics. A, Mathematical and theoretical. 42, 2, 15 p., 025001.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Stability of splay states in globally coupled rotators

Calamai, M., Politi, A. & Torcini, A., Sep 2009, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 80, 3, 9 p., 036209.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Stochastic dynamics of model proteins on a directed graph

Bongini, L., Casetti, L., Livi, R., Politi, A. & Torcini, A., Jun 2009, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 79, 6, 13 p., 061925.

Research output: Contribution to journalArticle

2008
49 Citations (Scopus)

Collective atomic recoil laser as a synchronization transition

Javaloyes, J., Perrin, M. & Politi, A., Jul 2008, In : Physical Review. E, Statistical, Nonlinear and Soft Matter Physics. 78, 1, 13 p., 011108.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Nonequilibrium invariant measure under heat flow

Delfini, L., Lepri, S., Livi, R. & Politi, A., 19 Sep 2008, In : Physical Review Letters. 101, 12, 4 p., 120604.

Research output: Contribution to journalArticle

heat transmission
normal density functions
harmonic oscillators
products
2007
54 Citations (Scopus)

Anomalous kinetics and transport from 1D self-consistent mode-coupling theory

Delfini, L., Lepri, S., Livi, R. & Politi, A., Dec 2007, In : Journal of statistical mechanics-Theory and experiment. 2007, 17 p., P02007.

Research output: Contribution to journalArticle