Robust and Irreversible Development in Cell Society as a General Consequence of Intra-Inter DynamicsA dynamical systems scenario for developmental cell biology is proposed, based on numerical studies of a system with interacting units with internal dynamics and reproduction. Diversification,…Kunihiko Kaneko, Chikara Furusawa·Dec 3, 1999SaveLearn
Intermittency in the Burgers and KPZ equation with correlated noisewithdrawn; Earlier versions of chao-dyn/9904020 & chao-dyn/9904021 have been combined into one paper.Mahendra K. Verma·Dec 3, 1999SaveLearn
Phase Synchronization with Type-II Intermittency in Chaotic OscillatorsWe study the phase synchronization (PS) with type-II intermittency showing 2 π irregular phase jumping behavior before the PS transition occurs in a system of two coupled hyperchaotic Rössler…Inbo Kim, Chil-Min Kim, Won-Ho Kye et al.·Nov 30, 1999SaveLearn
Better Nonlinear Models from Noisy Data: Attractors with Maximum LikelihoodA new approach to nonlinear modelling is presented which, by incorporating the global behaviour of the model, lifts shortcomings of both least squares and total least squares parameter estimates.…Patrick E. McSharry, Leonard A. Smith·Nov 30, 1999SaveLearn
A New Feature in Some Quasi-discontinuous SystemsMany systems can display a very short, rapid changing stage (quasi-discontinuous region) inside a relatively very long and slowly changing process. A quantitative definition for the…Shunguang Wu, Da-Ren He·Nov 27, 1999SaveLearn
Fixed points, stability and intermittency in a shell model for advection of passive scalarsWe investigate the fixed points of a shell model for the turbulent advection of passive scalars introduced Jensen, Paladin and Vulpiani. The passive scalar field is driven by the velocity field of…Julien Kockelkoren, Mogens H. Jensen·Nov 23, 1999SaveLearn
Unstable dimension variability and synchronization of chaotic systemsAn aspect of the synchronization dynamics is investigated in this work. We argue analytically and confirm numerically that the chaotic dynamics on the synchronization manifold exhibits unstable…Ricardo L. Viana, Celso Grebogi·Nov 19, 1999SaveLearn
Measurement of Wave Chaotic Eigenfunctions in the Time-Reversal Symmetry-Breaking Crossover RegimeWe present experimental results on eigenfunctions of a wave chaotic system in the continuous crossover regime between time-reversal symmetric and time-reversal symmetry-broken states. The statistical…Seok-Hwan Chung, Ali Gokirmak, Dong-Ho Wu et al.·Nov 18, 1999SaveLearn
General properties of propagation in chaotic systemsWe conjecture that in one-dimensional spatially extended systems the propagation velocity of correlations coincides with a zero of the convective Lyapunov spectrum. This conjecture is successfully…G. Giacomelli, R. Hegger, A. Politi et al.·Nov 18, 1999SaveLearn
First Experimental Evidence for Chaos-Assisted Tunneling in a Microwave Annular BilliardWe report on first experimental signatures for chaos-assisted tunneling in a two-dimensional annular billiard. Measurements of microwave spectra from a superconducting cavity with high frequency…C. Dembowski, H. -D. Graef, A. Heine et al.·Nov 17, 1999SaveLearn
Semiclassical singularities from bifurcating orbitsWe study how the singular behaviour of classical systems at bifurcations is reflected by their quantum counterpart. The semiclassical contributions of individual periodic orbits to trace formulae of…Christopher Manderfeld, Henning Schomerus·Nov 17, 1999SaveLearn
Sensitive boundary condition dependence of noise-sustained structureSensitive boundary condition dependence (BCD) is reported in a convectively unstable system with noise, where the amplitude of generated oscillatory dynamics in the downstream depends sensitively on…Koichi Fujimoto, Kunihiko Kaneko·Nov 17, 1999SaveLearn
Almost Periodic Passive Tracer DispersionThe authors investigate the impact of external sources on the pattern formation of concentration profiles of passive tracers in a two-dimensional shear flow. By using the pullback attractor technique…Jinqiao Duan, Hongjun Gao, Xinchu Fu·Nov 16, 1999SaveLearn
Billiard Sequences and the Property of Splittability of Integrable Hamilton SystemsThe paper establishes the property of splittability of billiard boundary sequences in n dimensional cube into subsequences of fractional parts. This reveals a new property of integrable and weak…A. Yu. Shahverdian·Nov 16, 1999SaveLearn
Dissipative tunneling in presence of classical chaos in a mixed quantum-classical systemWe consider the tunneling of a wave packet through a potential barrier which is coupled to a nonintegrable classical system and study the interplay of classical chaos and dissipation in the tunneling…Bidhan Chandra Bag, Bikash Chandra Gupta, Debshankar Ray·Nov 13, 1999SaveLearn
Classical statistical mechanics of a few-body interacting spin modelWe study the emergence of Boltzmann's law for the "single particle energy distribution" in a closed system of interacting classical spins. It is shown that for a large number of particles…F. Borgonovi, F. M. Izrailev·Nov 12, 1999SaveLearn
Lyapunov exponents, entropy production and decoherenceWe establish that the entropy production rate of a classically chaotic Hamiltonian system coupled to the environment settles, after a transient, to a meta-stable value given by the sum of positive…Arjendu K. Pattanayak·Nov 12, 1999SaveLearn
Asymptotics of high order noise correctionsWe consider an evolution operator for a discrete Langevin equation with a strongly hyperbolic classical dynamics and noise with finite moments. Using a perturbative expansion of the evolution…Niels Sondergaard, Gabor Vattay, Gergely Palla et al.·Nov 12, 1999SaveLearn
An approach to Mel'nikov theory in celestial mechanicsUsing a completely analytic procedure - based on a suitable extension of a classical method - we discuss an approach to the Poincaré-Mel'nikov theory, which can be conveniently applied also to…G. Cicogna, M. Santoprete·Nov 12, 1999SaveLearn
On the Turbulent Dynamics of Polymer SolutionsWe study properties of dilute polymer solutions which are known to depend strongly on polymer elongation. The probability density function (PDF) of polymer end-to-end extensions R in turbulent…E. Balkovsky, A. Fouxon, V. Lebedev·Nov 11, 1999SaveLearn
Linear and nonlinear time series analysis of the black hole candidate Cygnus X-1We analyze the variability in the X-ray lightcurves of the black hole candidate Cygnus X-1 by linear and nonlinear time series analysis methods. While a linear model describes the over-all second…J. Timmer, U. Schwarz, H. U. Voss et al.·Nov 10, 1999SaveLearn
Forecasting the SST space-time variability of the Alboran Sea with genetic algorithmsWe propose a nonlinear ocean forecasting technique based on a combination of genetic algorithms and empirical orthogonal function (EOF) analysis. The method is used to forecast the space-time…Alberto Alvarez, Cristobal Lopez, Margalida Riera et al.·Nov 9, 1999SaveLearn
Polymer Stretching by TurbulenceThe stretching of a polymer chain by a large scale chaotic flow is considered. The steady state which emerges as a balance of the turbulent stretching and anharmonic resistance of the chain is…Michael Chertkov·Nov 8, 1999SaveLearn
Direct measurement of intersection angle of invariant manifolds for area preserving mappingsIntersection angles of stable and unstable manifolds for area preserving mappings are numerically calculated by extremely accurate computation. With the use of multiprecision library the values of…Tetsuro Konishi·Nov 8, 1999SaveLearn
Semiclassical Gaussian matrix elements for chaotic quantum wellsWe derive semiclassical expressions for spectra, weighted by matrix elements of a Gaussian observable, relevant to a range of molecular and mesoscopic systems. We apply the formalism to the…D. S. Saraga, T. S. Monteiro·Nov 2, 1999SaveLearn