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Published September 2009 | public
Journal Article

Renormalization group approach to oscillator synchronization

Abstract

We develop a renormalization group method to investigate synchronization clusters in a one-dimensional chain of nearest-neighbor coupled phase oscillators. The method is best suited for chains with strong disorder in the intrinsic frequencies and coupling strengths. The results are compared with numerical simulations of the chain dynamics and good agreement in several characteristics is found. We apply the renormalization group and simulations to Lorentzian distributions of intrinsic frequencies and couplings and investigate the statistics of the resultant cluster sizes and frequencies, as well as the dependence of the characteristic cluster length upon parameters of these Lorentzian distributions.

Additional Information

© 2009 The American Physical Society. Received 27 October 2008; published 18 September 2009. It is a pleasure to thank Heywood Tam for numerous discussions and Tony Lee for carefully checking the RG procedure. We are also grateful to Boeing and the National Science Foundation under Grant No. DMR-0314069 for funding this work.

Additional details

Created:
August 21, 2023
Modified:
October 19, 2023