Refereed Journals

From 1992 - 2022

2022

  • Kasthuri, P., Krishnan, A., Gejji, R., Anderson, W., Marwan, N., Kurths, J. & Sujith, R.I. (2022)"Investigation into the coherence of flame intensity oscillations in a model multi-element rocket combustor using complex networks, Physics of Fluids, 34, 034107."

  • Kasthuri, P., Pawar, S.A., Gejji, R., Anderson, W. & Sujith, R.I. (2022)"Coupled interaction between acoustics and unsteady flame dynamics during the transition to thermoacoustic instability in a multi-element rocket combustor."

  • Bedard, M.J., Gejji, R., Anderson, W.E., Austin, B.L., Kasthuri, P. & Sujith, R.I. (2022)"Detailed measurement of ORSC main chamber injector dynamics in a model rocket combustor", AIAA Journal, 60 (2), 1211-1226.

  • Kraemer KH, Gelbrecht M, Pavithran I, Sujith R. I., Marwan N, (2022)" Optimal State Space Reconstruction via Monte Carlo Decision Tree Search", Nonlinear Dynamics.

  • Jayesh M. Dhadphale, Vishnu R. Unni, Abhishek Saha, and Sujith R. I., (2022)" "Neural ODE to model and prognose thermoacoustic instability", Chaos: An Interdisciplinary Journal of Nonlinear Science, 32, 013131

  • Ghosh, A., Pawar, S. A., & Sujith, R. I. (2022) "Anticipating synchrony in dynamical systems using information theory", Chaos (Accepted).

  • 2021

  • Bury, T.M, Sujith, R.I., Pavithran, I., Scheffer, M., Lenton, T.M., Anand, M. & Bauch, C.T. (2021)"Deep learning for early warning signals of regime shifts" Proceedings of the National Academy of Sciences of the United States of America (PNAS)", 118(39)e2106140118.

  • Aguilar Ruiz, E., Pavithran, I., Unni, V.R., Sujith, R.I. & Saha, A. (2021),"Convolutional neural networks to predict the onset of oscillatory instabilities in turbulent systems",Chaos, 31, 093131

  • Pavithran, I., Unni, V.R. & Sujith, R.I. (2021) "Critical transitions and their early warning systems in thermoacoustic systems, Invited Review", The European Physical Journal Special Topics, 230, 3411-3432.

  • Premraj, D., Suresh, K., Pawar, S. A., Kibiraj, L., Prasad, A. & Sujith, R. I. (2021) " Dragon-king extreme events as precursors for catastrophic transition." EPL(Europhysics Letter), 134, 34006.

  • Pavithran, I., Unni, V. R., Varghese, A. J., Sujith, R. I., Saha, A., Marwan, N. & Kurths, J. (2021)"Predicting the amplitude of thermoacoustic instability using universal scaling behaviour." Journal of Engineering for Gas Turbines and Power, In Press.

  • Kushwaha, A., Kasthuri, P., Pawar, S. A., Sujith, R. I., Chterev, L. & Boxx, I., (2021) "Dynamical characterization of thermoacoustic oscillations in a hydrogen-enriched partially premixed swirl-stabilized methane/air combustor." Journal of Engineering for Gas Turbines and Power, In Press.

  • Tandon, S. & Sujith, R. I. (2021) " Condensation in the phase space and network topology during transition from chaos to order in turbulent thermoacoustic systems." Chaos: An Interdisciplinary Journal of Nonlinear Science, 31, 043126.

  • Sahay, A., Roy, A., Pawar, S. A. & Sujith, R. I. (2021) " Dynamics of coupled thermoacoustic oscillators under asymmetric forcing." Physical Review Applied, 15, 044011.

  • Varghese, A., Chechkin, A., Metzler, R. & Sujith, R. I. (2021) " Capturing multifractality of pressure fluctuations in thermoacoustic systems using fractional-order derivatives." Chaos: An Interdisciplinary Journal of Nonlinear Science, 31, 033108.

  • Manoj, K, Pawar, S. A. & Sujith, R. I. (2021) " Experimental investigation on the susceptibility of minimal networks to a change in topology and number of oscillators." Physical Review E, 103, 022207.

  • Premraj, D., Manoj, K, Pawar, S. A. & Sujith, R. I. (2021) " Effect of amplitude and frequency of limit cycle oscillators on their coupled and forced dynamics." Nonlinear Dynamics, 103 (2), 1439-1452.

  • Roy, A., Premchand, C. P., Raghunathan, M., Krishnan, A., Nair, V. & Sujith, R. I. (2021) "Critical region in the spatiotemporal dynamics of a turbulent thermoacoustic system and smart passive control." Combustion and Flame, 226, 274 - 284.

  • Roy, A. & Sujith, R. I. (2021) "Fractal dimension of premixed flames in intermittent turbulence." Combustion and Flame, 226, 412 - 418.

  • Pavithran, I. & Sujith, R. I. (2021) "Effect of rate of change of parameter on early warning signals for critical transitions." Chaos: An Interdisciplinary Journal of Nonlinear Science, 31, 013116.

  • Sujith, R. I. & Unni, V. R. (2021) "Dynamical systems and complex systems theory to study unsteady combustion." Proceedings of the Combustion Institute, 38, 3445-3462.

  • Roy, A., Singh, S., Nair, A., Chaudhuri, S., & Sujith, R. I. (2021) "Flame dynamics during intermittency and secondary bifurcation to longitudinal thermoacoustic instability in a swirl-stabilized annular combustor." Proceedings of the Combustion Institute, 38, 6221-6230.

  • Singh, S., Roy, A., Reeja, K. V., Nair, A., Chaudhuri, S., & Sujith, R. I. (2021) "Intermittency, secondary bifurcation and mixed-mode oscillations in a swirl-stabilized annular combustor." ASME Journal of Gas Turbines and Power, 143(5), 051028.

  • Pawar, S. A., Raghunathan, M., Reeja, K. V., Midhun, P. R., & Sujith, R. I. (2021) "Effect of preheating of the reactants on the transition to thermoacoustic instability in a bluff-body stabilized dump combustor." Proceedings of the Combustion Institute, 38, 6193-6201.

  • Barun, T., Unni, V., Sujith, R. I., Kurths, J. & Marwan, N. (2021) "Detection of Dynamical Regime Transitions with Lacunarity as a Multiscale Recurrence Quantification Measure." Nonlinear Dynamics, In Press.

  • Krishnan, A., Sujith, R. I. & Marwan, N., (2021) "Suppression of thermoacoustic instability by targeting the hubs of the turbulent networks in a bluff-body stabilized combustor." Journal of Fluid Mechanics, 916, A20.

  • 2020

  • Sujith, R. I. & Unni, V. R., (2020) Complex system approach to investigate and mitigate thermoacoustic instability in turbulent combustors."Physics of Fluids, 32, 61401.

  • Pavithran, I., Unni, V. R., Varghese, A. J., Premraj, D., Sujith, R. I., Vijayan, C., Saha, A., Marwan, N., & Kurths, J. (2020) "Universality in spectral condensation." Scientific Reports(Nature), 10, 17405.

  • Pavithran, I., Unni, V. R., Varghese, A. J., Sujith, R. I., Saha, A., Marwan, N., & Kurths, J. (2020) "Universality in the emergence of oscillatory instabilities in turbulent flows." EPL(Europhysics Letter), 129, 24004.

  • Godavarthi, V., Kasthuri, P., Mondal, S., Sujith, R. I., Marwan, N., & Kurths, J. (2020)"Synchronization transition from chaos to limit cycle oscillations when a locally coupled chaotic oscillator grid is coupled globally to another chaotic oscillator." Chaos: An Interdisciplinary Journal of Nonlinear Science, 30(3), 033121.

  • Premraj, D., Pawar, S. A., Kibiraj, L., & Sujith, R. I. (2020) "Strange nonchaos in self-excited singing flames." EPL (Europhysics Letter), 128, 54005.

  • Tandon, S., Pawar, S. A., Banerjee, S., Varghese, A. J., Premraj, D., & Sujith, R. I. (2020) "Bursting during intermittency route to thermoacoustic instability: Effects of slow-fast dynamics." Chaos: An Interdisciplinary Journal of Nonlinear Science, 30, 103112.

  • Raghunathan, M., George, N. B., Unni, V. R., Midhun, P. R., Reeja, K. V., & Sujith, R. I. (2020) " Multifractal analysis of flame dynamics during transition to thermoacoustic instability in a turbulent combustor." Journal of Fluid Mechanics, 888, A14.

  • Premchand, C. P., George, N. B., Raghunathan, M., Unni, V. R., Sujith, R. I., & Nair, V. (2020) "Lagrangian analysis of flame dynamics in the flow field of a bluff body-stabilized combustor." Journal of Engineering Gas Turbines Power, 142(1), 011015.

  • Roy, A., Mondal, S., Pawar, S. A., & Sujith, R. I. (2020) "On the mechanism of open-loop control of thermoacoustic instability in a laminar premixed combustor." Journal of Fluid Mechanics, 884.

  • Weng, Y., Unni, V. R., Sujith, R. I., & Saha, A. (2020),"Synchronization framework for modeling transition to thermoacoustic instability in laminar combustors".Nonlinear Dynamics, 100, 3295-3306.

  • Manikandan, S., & Sujith, R.I. (2020) "Rate dependent transition to thermoacoustic instability via intermittency in a turbulent afterburner." Experimental Thermal and Fluid Science, 114, 110046.

  • Kasthuri, P., Pavithran, I., Krishnan, A., Pawar, S., Sujith, R. I., Gejji, R., Anderson, W., Marwan, N., & Kurths, J. (2020) "Recurrence analysis of slow–fast systems." Chaos: An Interdisciplinary Journal of Nonlinear Science, 30, 063152.

  • Ghosh, A., & Sujith, R. I. (2020) "Emergence of order from chaos: A phenomenological model of coupled oscillators." Chaos, Solitons & Fractals, 110334.

  • 2019

  • Manoj, K., Pawar, S. A., Dange, S., Mondal, S., Sujith, R. I., Surovyatkina, E., & Kurths, J. (2019) "Synchronization route to weak chimera in four candle-flame oscillators." Physical Review E, 100, 062204.

  • Krishnan, A., Raghunathan, M., Midhun, P. R., Reeja, K. V., Unni, V. R., R. I., Sujith, R. I., Marwan, N., & Kurths, J. (2019) "Mitigation of oscillatory instability in turbulent reactive flows: A novel approach using complex networks." EPL(Europhysics Letter), 128, 1.

  • Godavarthi, V., Dhivyaraja, K., Sujith, R. I., Panchagnula, M. V. (2019) "Analysis and classifcation of droplet characteristics from atomizers using multifractal analysis." Scientific Reports, 9, 16218.

  • Kasthuri, P., Pavithran, I., Pawar, S. A., Sujith, R. I., Gejji, R., & Anderson, W. (2019) "Dynamical systems approach to study thermoacoustic transition in a liquid rocket combustor." Chaos: An Interdisciplinary Journal of Nonlinear Science 29, 103115.

  • Dange, S., Manoj, K., Banerjee, S., Pawar, S. A., Mondal, S., & Sujith, R. I. (2019) "Oscillation quenching and phase-flip bifurcation in coupled thermoacoustic systems." Chaos: An Interdisciplinary Journal of Nonlinear Science, 29, 093135.

  • Krishnan, A., Sujith, R. I., Marwan, N., & Kurths, J. (2019) "On the emergence of large clusters of acoustic power sources at the onset of thermoacoustic instability in a turbulent combustor." Journal of Fluid Mechanics, 874, 455-482.

  • Kamin, M., Mathew, J., & Sujith, R.I. (2019) "A numerical study of an acoustic–hydrodynamic system exhibiting an intermittent prelude to instability." International Journal of Aeroacoustics, 1-18.

  • Roy, A., & Sujith, R. I. (2019) "Nonlinear flame response dependencies of a V-flame subjected to harmonic forcing and turbulence." Combustion and Flame, 207, 101-119.

  • Kasthuri, P., Unni, V. R., & Sujith, R. I. (2019) "Bursting and mixed mode oscillations during the transition to limit cycle oscillations in a matrix burner." Chaos: An Interdisciplinary Journal of Nonlinear Science, 29(4), 043117.

  • Unni, V. R., Gopalakrishnan, E. A., Syamkumar, K. S., Sujith, R. I., Surovyatkina, E., & Kurths, J. (2019) "Interplay between random fluctuations and rate dependent phenomena at slow passage to limit-cycle oscillations in a bistable thermoacoustic system." Chaos: An Interdisciplinary Journal of Nonlinear Science, 29, 031102.

  • Premchand, C. P., George, N. B., Raghunathan, M., Unni, V. R., Sujith, R. I., & Nair, V. (2019) "Lagrangian analysis of intermittent sound sources in the flow-field of a bluff-body stabilized combustor." Physics of Fluids, 31(2), 025115.

  • Mondal, S., Pawar, S. A., & Sujith, R. I. (2019) " Forced synchronization and asynchronous quenching of periodic oscillations in a thermoacoustic system." Journal of Fluid Mechanics, 864, 73-96.

  • Dange, S., Pawar, S. A., Manoj, K., & Sujith, R. I. (2019) "Role of buoyancy-driven vortices in inducing different modes of coupled behaviour in candle-flame oscillators." AIP Advances, 9(1), 015119..

  • Pawar, S. A., Panchagnula, M. V., & Sujith, R. I. (2019) "Phase synchronization and collective interaction of multiple flamelets in a laboratory scale spray combustor.." Proceedings of the Combustion Institute, 37, 5121-5128.

  • Pawar, S. A., Mondal, S., George, N. B., & Sujith, R. I. (2019) "Temporal and spatiotemporal analyses of synchronization transition in a swirl-Stabilized combustor." AIAA Journal, 57(2), 836-847.

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