Selected publications (2019-22)

• Krishnadas, M., Harikrishnan, K. P., & Ambika, G. (2022). Recurrence measures and transitions in stock market dynamics. Physica A: Statistical Mechanics and its Applications, 608. DOI: 10.1016/j.physa.2022.128240
• Verma, U. K., & Ambika, G. (2022). Explosive synchronization in coupled nonlinear oscillators on multiplex network. Physics Letters A, 450. DOI: 10.1016/j.physleta.2022.128391
• Sneha Kachhara and G. Ambika , Frequency chimera state induced by differing dynamical timescales, 2021 , Phys Rev E 104, 064214 DOI: 10.1103/PhysRevE.104.064214, arXiv:2106.03025v1 [nlin.AO]
• Umesh Kumar Verma and G. Ambika, Emergent Dynamics and Spatio Temporal Patterns on Multiplex Neuronal Networks, 2021, Front. Comput. Neurosci. doi: 10.3389/fncom.2021.774969
• Umesh Kumar Verma and G. Ambika Tipping induced by multiplexing on two layer networks- 2021, Eur. Phys. J. Spec. Top. https://doi.org/10.1140/epjs/s11734-021-00116-x
• Tipping in complex systems: theory, methods and applications-Special Issue- G.Ambika and Juergen Kurths- eds –The European Physical Journal, Special Topics 2021
• Sneha Kachhara and G. Ambika. Multiplex Recurrence Networks from multi-lead ECG data, 2020, Chaos An Interdisciplinary Journal of Nonlinear Science 30, 123106, https://doi.org/10.1063/5.0026954
• Sandip V George, Sneha Kachhara, Ranjeev Misra, and G. Ambika. Early warning signals indicate a critical transition in Betelgeuse, 2020, Astronomy & Astrophysics, 640, L21 ; https://doi.org/10.1051/0004-6361/202038785
• Umesh Kumar Verma and G. Ambika . Amplitude chimera and chimera death induced by external agents in two-layer networks, 2020,Chaos 30, 043104 ; https://doi.org/10.1063/5.0002457
• Ambika, G. & Harikrishnan, K. P. (2020). Methods of nonlinear time series analysis and applications: A review. In Dynamics and control of energy systems -A. Mukhopadhyay, S. Sen, D. N. Basu & S. Mondal (Eds.), (pp. 9-27). Springer. doi:10.1007/978-981-15-0536-2_2
• George, SV., Misra, R., & Ambika, G. (2019). Classification of close binary stars using recurrence networks. Chaos: An Interdisciplinary Journal of Nonlinear Science, 29(11). doi:10.1063/1.5120739
• Kachhara, S., & Ambika, G. (2019). Bimodality and scaling in recurrence networks from ECG data. EPL, 127(6). doi:10.1209/0295-5075/127/60004
• Kashyap, G., Bapat, D., Das, D., ... & Ambika, G. (2019). Synapse loss and progress of Alzheimer's disease - A network model. Scientific Reports, 9(1). doi:10.1038/s41598-019-43076-y- rated in the Top 100 among Scientific Reports neuroscience papers in 2019
• Kajari Gupta and G Ambika , Role of time scales and topology on the dynamics of complex networks , Chaos 29, 033119 (2019); doi: 10.1063/1.5063753