Ravindra E. Amritkar Professor Tel: +91 (79) 2631 4451;Fax: +91 (79) 2630 1502 e-mail: amritkar@prl.res.in |

**Current Research Interests **

- Nonlinear dynamics and Chaos.
- Synchronization of chaotic systems.
- Complex networks.
- Statistical physics.
- Time series analysis: Applications to various areas such as atmospheric physics, ecology, stock market etc..

The studies use both analytical and numerical techniques.

- R. E. Amritkar and G. Rangarajan,

Spatially synchronous extinction of species under external forcing,

Phys. Rev. Lett. 96, 258102 (2006). - R. E. Amritkar and C. K. Hu,

Synchronized state of coupled dynamics on time-varying networks,

Chaos 16, 015117 (2006). - S. Jalan, R. E Amritkar and C. K. Hu,

Synchronized clusters in coupled map networks I. Numerical studies,

Phys. Rev. E 72, 016211 (2005). - R. E Amritkar, S. Jalan and C. K. Hu,

Synchronized clusters in coupled map networks II. Stability analysis,

Phys. Rev. E 72, 016212 (2005). - M. J. Ma, C. K. Hu and R. E. Amritkar,

Stochastic dynamical model for stock-stock correlations,

Phys. Rev. E 70, 026101 (2004). - S. Jalan and R. E. Amritkar,

Self-organized and driven synchronization in coupled maps,

Phys. Rev. Lett. 90, 014101 (2003). - A. Maybhate, R. E. Amritkar and D. R. Kulkarni,

Estimation of initial conditions and secure communication,

Int. J. Bif. Chaos, 13, 3079-3084 (2003). - S. A. Pandit and R. E. Amritkar,

Random spread on the family of small-world networks,

Phys. Rev. E 63, 041104-1-7 (2001). - A. Maybhate and R. E. Amritkar,

Dynamic algorithm for parameter estimation and its applications,

Phys. Rev. E 61, 6461--6470 (2000). - A. Maybhate and R. E. Amritkar,

Use of synchronization and adaptive control in parameter estimation from a time series,

Phys. Rev. E 59, 284-293 (1999). - S. A. Pandit and R. E. Amritkar,

Characterization and control of small-world networks,

Phys. Rev. E 60, R1119-R1122 (1999).

Publications PRL page Online Journals