Browse by Fellow

Varghese, Alan J. ; Chechkin, Aleksei ; Metzler, Ralf ; Sujith, R. I. (2021) Capturing multifractality of pressure fluctuations in thermoacoustic systems using fractional-order derivatives Chaos, 31 (3). 033108. ISSN 1054-1500

Tandon, Shruti ; Sujith, R. I. (2021) Condensation in the phase space and network topology during transition from chaos to order in turbulent thermoacoustic systems Chaos, 31 (4). 043126. ISSN 1054-1500

Roy, Amitesh ; Premchand, C.P. ; Raghunathan, Manikandan ; Krishnan, Abin ; Nair, Vineeth ; Sujith, Raman I. (2021) Critical region in the spatiotemporal dynamics of a turbulent thermoacoustic system and smart passive control Combustion and Flame, 226 . pp. 274-284. ISSN 0010-2180

Braun, Tobias ; Unni, Vishnu R. ; Sujith, R. I. ; Kurths, Juergen ; Marwan, Norbert (2021) Detection of dynamical regime transitions with lacunarity as a multiscale recurrence quantification measure Nonlinear Dynamics, 104 (4). pp. 3955-3973. ISSN 0924-090X

Sujith, R.I. ; Unni, Vishnu R. (2021) Dynamical systems and complex systems theory to study unsteady combustion Proceedings of the Combustion Institute, 38 (3). pp. 3445-3462. ISSN 1540-7489

Sahay, Ankit ; Roy, Amitesh ; Pawar, Samadhan A. ; Sujith, R.I. (2021) Dynamics of Coupled Thermoacoustic Oscillators Under Asymmetric Forcing Physical Review Applied, 15 (4). ISSN 2331-7019

Premraj, D. ; Manoj, Krishna ; Pawar, Samadhan A. ; Sujith, R. I. (2021) Effect of amplitude and frequency of limit cycle oscillators on their coupled and forced dynamics Nonlinear Dynamics . ISSN 0924-090X

Pawar, Samadhan A. ; Raghunathan, Manikandan ; 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 (4). pp. 6193-6201. ISSN 1540-7489

Pavithran, Induja ; Sujith, R. I. (2021) Effect of rate of change of parameter on early warning signals for critical transitions Chaos, 31 (1). 013116. ISSN 1054-1500

Manoj, Krishna ; Pawar, Samadhan 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: covering statistical, nonlinear, biological, and soft matter physics, 103 (2). ISSN 2470-0045

Roy, Amitesh ; Singh, Samarjeet ; Nair, Asalatha ; Chaudhuri, Swetaprovo ; 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 (4). pp. 6221-6230. ISSN 1540-7489

Roy, Amitesh ; Sujith, Raman I (2021) Fractal dimension of premixed flames in intermittent turbulence Combustion and Flame, 226 . pp. 412-418. ISSN 0010-2180

Singh, Samarjeet ; Roy, Amitesh ; Reeja, K. V. ; Nair, Asalatha ; Chaudhuri, Swetaprovo ; Sujith, R. I. (2021) Intermittency, Secondary Bifurcation and Mixed-Mode Oscillations in a Swirl-Stabilized Annular Combustor: Experiments and Modeling In: ASME Turbo Expo 2020: Turbomachinery Technical Conference and Exposition, September 21–25, 2020, Virtual, Online.

Premchand, C. P. ; Raghunathan, Manikandan ; Raghunath, Midhun ; Reeja, K. V. ; Sujith, R. I. ; Nair, Vineeth (2021) Smart Passive Control of Thermoacoustic Instability in a Bluff-Body Stabilized Combustor: A Lagrangian Analysis of Critical Structures In: ASME Turbo Expo 2020: Turbomachinery Technical Conference and Exposition, September 21–25, 2020, Virtual, Online.

Krishnan, Abin ; Sujith, R.I. ; Marwan, Norbert ; Kurths, Jürgen (2021) Suppression of thermoacoustic instability by targeting the hubs of the turbulent networks in a bluff body stabilized combustor Journal of Fluid Mechanics, 916 . ISSN 0022-1120

Tandon, Shruti ; Pawar, Samadhan A. ; Banerjee, Subham ; Varghese, Alan J. ; Durairaj, Premraj ; Sujith, R. I. (2020) Bursting during intermittency route to thermoacoustic instability: Effects of slow–fast dynamics Chaos, 30 (10). p. 103112. ISSN 1054-1500

Sujith, R. I. ; Unni, Vishnu R. (2020) Complex system approach to investigate and mitigate thermoacoustic instability in turbulent combustors Physics of Fluids, 32 (6). 061401. ISSN 1070-6631

Ghosh, Anupam ; Sujith, R.I. (2020) Emergence of order from chaos: A phenomenological model of coupled oscillators Chaos, Solitons & Fractals, 141 . p. 110334. ISSN 0960-0779

Raghunathan, Manikandan ; George, Nitin B. ; Unni, Vishnu 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 . ISSN 0022-1120

Roy, Amitesh ; Mondal, Sirshendu ; Pawar, Samadhan 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 . ISSN 0022-1120

Manikandan, S. ; Sujith, R.I. (2020) Rate dependent transition to thermoacoustic instability via intermittency in a turbulent afterburner Experimental Thermal and Fluid Science, 114 . p. 110046. ISSN 0894-1777

Kasthuri, Praveen ; Pavithran, Induja ; Krishnan, Abin ; Pawar, Samadhan A. ; Sujith, R. I. ; Gejji, Rohan ; Anderson, William ; Marwan, Norbert ; Kurths, Jürgen (2020) Recurrence analysis of slow–fast systems Chaos, 30 (6). 063152. ISSN 1054-1500

Premraj, D. ; Pawar, Samadhan A. ; Kabiraj, Lipika ; Sujith, R. I. (2020) Strange nonchaos in self-excited singing flames EPL (Europhysics Letters), 128 (5). p. 54005. ISSN 1286-4854

Weng, Yue ; Unni, Vishnu R. ; Sujith, R. I. ; Saha, Abhishek (2020) Synchronization framework for modeling transition to thermoacoustic instability in laminar combustors Nonlinear Dynamics, 100 (4). pp. 3295-3306. ISSN 0924-090X

Godavarthi, Vedasri ; Kasthuri, Praveen ; Mondal, Sirshendu ; Sujith, R. I. ; Marwan, Norbert ; Kurths, Jürgen (2020) Synchronization transition from chaos to limit cycle oscillations when a locally coupled chaotic oscillator grid is coupled globally to another chaotic oscillator Chaos, 30 (3). 033121. ISSN 1054-1500

Pavithran, Induja ; Unni, Vishnu R. ; Varghese, Alan J. ; Premraj, D. ; Sujith, R. I. ; Vijayan, C. ; Saha, Abhishek ; Marwan, Norbert ; Kurths, Jürgen (2020) Universality in spectral condensation Scientific Reports, 10 (1). ISSN 2045-2322

Pavithran, Induja ; Unni, Vishnu R. ; Varghese, Alan J. ; Sujith, R. I. ; Saha, Abhishek ; Marwan, Norbert ; Kurths, Jürgen (2020) Universality in the emergence of oscillatory instabilities in turbulent flows EPL (Europhysics Letters), 129 (2). p. 24004. ISSN 1286-4854

Godavarthi, V. ; Dhivyaraja, K. ; Sujith, R. I. ; Panchagnula, M. V. (2019) Analysis and classification of droplet characteristics from atomizers using multifractal analysis Scientific Reports, 9 (1). ISSN 2045-2322

Kasthuri, Praveen ; Unni, Vishnu R. ; Sujith, R. I. (2019) Bursting and mixed mode oscillations during the transition to limit cycle oscillations in a matrix burner Chaos, 29 (4). 043117. ISSN 1054-1500

Kasthuri, Praveen ; Pavithran, Induja ; Pawar, Samadhan A. ; Sujith, R. I. ; Gejji, Rohan ; Anderson, William (2019) Dynamical systems approach to study thermoacoustic transitions in a liquid rocket combustor Chaos, 29 (10). p. 103115. ISSN 1054-1500

Mondal, Sirshendu ; Pawar, Samadhan A. ; Sujith, R. I. (2019) Forced synchronization and asynchronous quenching of periodic oscillations in a thermoacoustic system Journal of Fluid Mechanics, 864 . pp. 73-96. ISSN 0022-1120

Unni, Vishnu R. ; Gopalakrishnan, E. A. ; Syamkumar, K. S. ; Sujith, R. I. ; Surovyatkina, Elena ; Kurths, Jürgen (2019) Interplay between random fluctuations and rate dependent phenomena at slow passage to limit-cycle oscillations in a bistable thermoacoustic system Chaos, 29 (3). 031102. ISSN 1054-1500

Premchand, C. P. ; George, Nitin B. ; Raghunathan, Manikandan ; Unni, Vishnu R. ; Sujith, R. I. ; Nair, Vineeth (2019) Lagrangian Analysis of Flame Dynamics in the Flow Field of a Bluff Body-Stabilized Combustor Journal of Engineering for Gas Turbines & Power, 142 (1). ISSN 0742-4795

Premchand, C. P. ; George, Nitin B. ; Raghunathan, Manikandan ; Unni, Vishnu R. ; Sujith, R. I. ; Nair, Vineeth (2019) Lagrangian Saddle Point Analysis in the Flow-Field of a Bluff-Body Stabilized Combustor In: ASME Turbo Expo 2019: Turbomachinery Technical Conference and Exposition, June 17–21, 2019, Phoenix, Arizona, USA.

Premchand, C. P. ; George, Nitin B. ; Raghunathan, Manikandan ; Unni, Vishnu R. ; Sujith, Raman I. ; Nair, Vineeth (2019) Lagrangian analysis of intermittent sound sources in the flow-field of a bluff-body stabilized combustor Physics of Fluids, 31 (2). 025115. ISSN 1070-6631

Krishnan, Abin ; Manikandan, R. ; Midhun, P. R. ; Reeja, K. V. ; Unni, V. R. ; Sujith, R. I. ; Marwan, Norbert ; Kurths, Jürgen (2019) Mitigation of oscillatory instability in turbulent reactive flows: A novel approach using complex networks EPL (Europhysics Letters), 128 (1). p. 14003. ISSN 1286-4854

Roy, Amitesh ; Sujith, Raman I. (2019) Nonlinear flame response dependencies of a V-flame subjected to harmonic forcing and turbulence Combustion and Flame, 207 . pp. 101-119. ISSN 0010-2180

Krishnan, Abin ; Sujith, R. I. ; Marwan, Norbert ; Kurths, Jürgen (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 . pp. 455-482. ISSN 0022-1120

Dange, Suraj ; Manoj, Krishna ; Banerjee, Subham ; Pawar, Samadhan A. ; Mondal, Sirshendu ; Sujith, R. I. (2019) Oscillation quenching and phase-flip bifurcation in coupled thermoacoustic systems Chaos, 29 (9). 093135. ISSN 1054-1500

Pawar, Samadhan A. ; Panchagnula, Mahesh 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 (4). pp. 5121-5128. ISSN 1540-7489

Dange, Suraj ; Pawar, Samadhan A. ; Manoj, Krishna ; 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. ISSN 2158-3226

Manoj, Krishna ; Pawar, Samadhan A. ; Dange, Suraj ; Mondal, Sirshendu ; Sujith, R. I. ; Surovyatkina, Elena ; Kurths, Jürgen (2019) Synchronization route to weak chimera in four candle-flame oscillators Physical Review E: covering statistical, nonlinear, biological, and soft matter physics, 100 (6). ISSN 2470-0045

Pawar, Samadhan A. ; Mondal, Sirshendu ; George, Nitin B. ; Sujith, R. I. (2019) Temporal and Spatiotemporal Analyses of Synchronization Transition in a Swirl-Stabilized Combustor AIAA Journal, 57 (2). pp. 836-847. ISSN 0001-1452

Kamin, Manu ; Mathew, Joseph ; Sujith, RI (2019) A numerical study of an acoustic–hydrodynamic system exhibiting an intermittent prelude to instability International Journal of Aeroacoustics, 18 (4-5). pp. 536-553. ISSN 1475-472X

Pawar, Samadhan A. ; Sujith, Raman I. ; Emerson, Benjamin ; Lieuwen, Tim (2018) Characterization of forced response of density stratified reacting wake Chaos, 28 (2). 023108. ISSN 1054-1500

Godavarthi, Vedasri ; Pawar, Samadhan A. ; Unni, Vishnu R. ; Sujith, R. I. ; Marwan, Norbert ; Kurths, Jürgen (2018) Coupled interaction between unsteady flame dynamics and acoustic field in a turbulent combustor Chaos, 28 (11). p. 113111. ISSN 1054-1500

Thomas, Nevin ; Mondal, Sirshendu ; Pawar, Samadhan A. ; Sujith, R. I. (2018) Effect of noise amplification during the transition to amplitude death in coupled thermoacoustic oscillators Chaos, 28 (9). 093116. ISSN 1054-1500

Thomas, Nevin ; Mondal, Sirshendu ; Pawar, Samadhan A. ; Sujith, R. I. (2018) Effect of time-delay and dissipative coupling on amplitude death in coupled thermoacoustic oscillators Chaos, 28 (3). 033119. ISSN 1054-1500

Manoj, Krishna ; Pawar, Samadhan A. ; Sujith, R. I. (2018) Experimental Evidence of Amplitude Death and Phase-Flip Bifurcation between In-Phase and Anti-Phase Synchronization Scientific Reports, 8 (1). ISSN 2045-2322

Unni, Vishnu R. ; Chaudhuri, Swetaprovo ; Sujith, R. I. (2018) Flame blowout: Transition to an absorbing phase Chaos, 28 (11). p. 113121. ISSN 1054-1500

Unni, Vishnu R. ; Krishnan, Abin ; Manikandan, R. ; George, Nitin B. ; Sujith, R. I. ; Marwan, Norbert ; Kurths, Jürgen (2018) On the emergence of critical regions at the onset of thermoacoustic instability in a turbulent combustor Chaos, 28 (6). 063125. ISSN 1054-1500

George, Nitin B. ; Unni, Vishnu R. ; Raghunathan, Manikandan ; Sujith, R. I. (2018) Pattern formation during transition from combustion noise to thermoacoustic instability via intermittency Journal of Fluid Mechanics, 849 . pp. 615-644. ISSN 0022-1120

Seshadri, Akshay ; Pavithran, Induja ; Unni, Vishnu R. ; Sujith, R. I. (2018) Predicting the Amplitude of Limit-Cycle Oscillations in Thermoacoustic Systems with Vortex Shedding AIAA Journal, 56 (9). pp. 3507-3514. ISSN 0001-1452

Juniper, Matthew P. ; Sujith, R.I. (2018) Sensitivity and Nonlinearity of Thermoacoustic Oscillations Annual Review of Fluid Mechanics, 50 (1). pp. 661-689. ISSN 0066-4189

George, Nitin B ; Unni, Vishnu R ; Raghunathan, Manikandan ; Sujith, RI (2018) Spatiotemporal dynamics during the transition to thermoacoustic instability: Effect of varying turbulence intensities International Journal of Spray and Combustion Dynamics, 10 (4). pp. 337-350. ISSN 1756-8277

George, Nitin B ; Unni, Vishnu R ; Raghunathan, Manikandan ; Sujith, R I (2018) Suppression of thermoacoustic instability in a swirl-stabilized combustor by inducing blockage in the inlet flow stream In: 2018 AIAA Aerospace Sciences Meeting, 8–12 January 2018, Kissimmee, Florida.

Pawar, Samadhan A. ; Mondal, Sirshendu ; George, Nitin Babu ; Sujith, R I (2018) Synchronization Behaviour During the Dynamical Transition in Swirl-Stabilized Combustor: Temporal and Spatiotemporal Analysis In: 2018 AIAA Aerospace Sciences Meeting, 8–12 January 2018, Kissimmee, Florida.

Mondal, Sirshendu ; Pawar, Samadhan A. ; Sujith, R. I. (2018) Synchronization Transition in a Thermoacoustic System: Temporal and Spatiotemporal Analyses In: Energy for Propulsion. Part of the Green Energy and Technology book series (GREEN) . Springer-Verlag, pp. 125-150. ISBN 978-981-10-7473-8

Mondal, Sirshendu ; Unni, Vishnu R. ; Sujith, R. I. (2017) Onset of thermoacoustic instability in turbulent combustors: an emergence of synchronized periodicity through formation of chimera-like states Journal of Fluid Mechanics, 811 . pp. 659-681. ISSN 0022-1120

Venkatramani, J. ; Nair, Vineeth ; Sujith, R. I. ; Gupta, Sayan ; Sarkar, Sunetra (2017) Multi-fractality in aeroelastic response as a precursor to flutter Journal of Sound and Vibration, 386 . pp. 390-406. ISSN 0022-460X

Etikyala, S. ; Sujith, R. I. (2017) Change of criticality in a prototypical thermoacoustic system Chaos, 27 (2). Article ID 023106. ISSN 1054-1500

Unni, Vishnu R. ; Sujith, R. I. (2017) Flame dynamics during intermittency in a turbulent combustor Proceedings of the Combustion Institute, 36 (3). pp. 3791-3798. ISSN 1540-7489

Jaensch, S. ; Merk, M. ; Gopalakrishnan, E. A. ; Bomberg, S. ; Emmert, T. ; Sujith, R. I. ; Polifke, W. (2017) Hybrid CFD/low-order modeling of nonlinear thermoacoustic oscillations Proceedings of the Combustion Institute, 36 (3). pp. 3827-3834. ISSN 1540-7489

Pawar, Samadhan A. ; Sujith, R. I. (2017) Intermittency: A State that Precedes Thermoacoustic Instability In: Droplets and Sprays. Part of the Energy, Environment, and Sustainability book series (ENENSU) . Springer-Verlag, pp. 403-430.

Singh, Jasmeet ; Vishwanath, Rahul Belur ; Chaudhuri, Swetaprovo ; Sujith, R. I. (2017) Network structure of turbulent premixed flames Chaos, 27 (4). Article ID 043107. ISSN 1054-1500

Murugesan, Meenatchidevi ; Sujith, R. I. (2017) Physical mechanisms that cause intermittency that presages combustion instability and blowout in a turbulent lifted jet flame combustor Combustion Science and Technology . pp. 1-24. ISSN 0010-2202

Blumenthal, Ralf S. ; Tangirala, Arun K. ; Sujith, R. I. ; Polifke, Wolfgang (2017) A systems perspective on non-normality in low-order thermoacoustic models: full norms, semi-norms and transient growth International Journal of Spray and Combustion Dynamics, 9 (1). pp. 19-43. ISSN 1756-8277

Gopalakrishnan, E. A. ; Sharma, Yogita ; John, Tony ; Dutta, Partha Sharathi ; Sujith, R. I. (2016) Early warning signals for critical transitions in a thermoacoustic system Scientific Reports, 6 (1). Article ID 35310. ISSN 2045-2322

Suresha, Suhas ; Sujith, R. I. ; Emerson, Benjamin ; Lieuwen, Tim (2016) Nonlinear dynamics and intermittency in a turbulent reacting wake with density ratio as bifurcation parameter Physical Review E - Statistical, Nonlinear and Soft Matter Physics, 94 (4). Article ID 042206. ISSN 1539-3755

Agarwal, Harshal ; Unni, Vishnu R. ; Akhil, K. T. ; Ravi, N. T. ; Iqbal, S. Md. ; Sujith, R. I. ; Pesala, Bala (2016) Compact standing wave thermoacoustic generator for power conversion applications Applied Acoustics, 110 . pp. 110-118. ISSN 0003-682X

Gopalakrishnan, E. A. ; Tony, J. ; Sreelekha, E. ; Sujith, R. I. (2016) Stochastic bifurcations in a prototypical thermoacoustic system Physical Review E: covering statistical, nonlinear, biological, and soft matter physics, 94 (2). Article ID 022203. ISSN 2470-0045

Venkatramani, J. ; Nair, Vineeth ; Sujith, R. I. ; Gupta, Sayan ; Sarkar, Sunetra (2016) Precursors to flutter instability by an intermittency route: a model free approach Journal of Fluids and Structures, 61 . pp. 376-391. ISSN 0889-9746

Sujith, R. I. ; Juniper, M. P. ; Schmid, P. J. (2016) Non-normality and nonlinearity in thermoacoustic instabilities International Journal of Spray and Combustion Dynamics, 8 (2). pp. 119-146. ISSN 1756-8277

Nair, Vineeth ; Sujith, R. I. (2016) Precursors to self-sustained oscillations in aeroacoustic systems International Journal of Aeroacoustics, 15 (3). pp. 312-323. ISSN 1475-472X

Kabiraj, Lipika ; Saurabh, Aditya ; Nawroth, Holger ; Paschereit, C. O. ; Sujith, R. I. ; Karimi, Nader (2016) Recurrence plots for the analysis of combustion dynamics Springer Proceedings in Physics, 180 . pp. 321-339. ISSN 0930-8989

Seshadri, Akshay ; Sujith, R. I. (2016) A bifurcation giving birth to order in an impulsively driven complex system Chaos, 26 (8). Article ID 083103. ISSN 1054-1500

Seshadri, Akshay ; Nair, Vineeth ; Sujith, R. I. (2016) A reduced-order deterministic model describing an intermittency route to combustion instability Combustion Theory and Modelling, 20 (3). pp. 441-456. ISSN 1364-7830

Tony, J. ; Gopalakrishnan, E. A. ; Sreelekha, E. ; Sujith, R. I. (2015) Detecting deterministic nature of pressure measurements from a turbulent combustor Physical Review E: Statistical, Nonlinear, Biological, and Soft Matter Physics, 92 (6). Article ID 062902. ISSN 1539-3755

Mariappan, Sathesh ; Sujith, R. I. ; Schmid, Peter J. (2015) Experimental investigation of non-normality of thermoacoustic interaction in an electrically heated Rijke tube International Journal of Spray and Combustion Dynamics, 7 (4). pp. 315-352. ISSN 1756-8277

Unni, Vishnu R. ; Sujith, R. I. (2015) Multifractal characteristics of combustor dynamics close to lean blowout Journal of Fluid Mechanics, 784 . pp. 30-50. ISSN 0022-1120

Pawar, Samadhan A. ; Vishnu, R. ; Vadivukkarasan, M. ; Panchagnula, M. V. ; Sujith, R. I. (2015) Intermittency route to combustion instability in a laboratory spray combustor Journal of Engineering for Gas Turbines & Power, 138 (4). Article ID 041505. ISSN 0742-4795

Unni, Vishnu R. ; Mukhopadhyay, Achintya ; Sujith, R. I. (2015) Online detection of impending instability in a combustion system using tools from symbolic time series analysis International Journal of Spray and Combustion Dynamics, 7 (3). pp. 243-256. ISSN 1756-8277

Gopalakrishnan, E. A. ; Sujith, R. I. (2015) Effect of external noise on the hysteresis characteristics of a thermoacoustic system Journal of Fluid Mechanics, 776 . pp. 334-353. ISSN 0022-1120

Murugesan, Meenatchidevi ; Sujith, R. I. (2015) Combustion noise is scale-free: transition from scale-free to order at the onset of thermoacoustic instability Journal of Fluid Mechanics, 772 . pp. 225-245. ISSN 0022-1120

Unni, Vishnu R. ; Yogesh Prasaad, M. S. ; Ravi, N. T. ; Iqbal, S. Md. ; Pesala, Bala ; Sujith, R. I. (2015) Experimental investigation of bifurcations in a thermoacoustic engine International Journal of Spray and Combustion Dynamics, 7 (2). pp. 113-130. ISSN 1756-8277

Rana, Subhas Chandra ; Sujith, Raman (2015) Bifurcation characteristics and flame dynamics of a ducted non-premixed flame with finite rate chemistry Combustion Theory and Modelling, 19 (5). pp. 602-627. ISSN 1364-7830

Subramanian, Priya ; Blumenthal, Ralf S. ; Polifke, Wolfgang ; Sujith, R. I. (2015) Distributed time lag response functions for the modelling of combustion dynamics Combustion Theory and Modelling, 19 (2). pp. 223-237. ISSN 1364-7830

Gopalakrishnan, E. A. ; Sujith, R. I. (2015) Effect of external noise on the hysteresis characteristics of a thermoacoustic system Journal of Fluid Mechanics, 776 . pp. 334-353. ISSN 0022-1120

Pulikkottil, V. V. ; Sujith, R. I. (2015) Instability mechanisms in a low-Mach-number reacting flow from coupled convection-reaction-diffusion equations Physics of Fluids, 27 (7). Article ID 074101. ISSN 1070-6631

Nair, Vineeth ; Sujith, R. I. (2015) Intermittency as a transition state in combustor dynamics: an explanation for flame dynamics near lean blowout Combustion Science and Technology, 187 (11). pp. 1821-1835. ISSN 0010-2202

Thampi, Gireeshkumaran ; Sujith, R. I. (2015) Intermittent burst oscillations: signature prior to flame blowout in a turbulent swirl-stabilized combustor Journal of Propulsion and Power, 31 (6). pp. 1661-1671. ISSN 0748-4658

Vishnu, R. ; Sujith, R. I. ; Aghalayam, Preeti (2015) Role of flame dynamics on the bifurcation characteristics of a ducted V-flame Combustion Science and Technology, 187 (6). pp. 894-905. ISSN 0010-2202

Nair, Vineeth ; Sujith, R .I. (2015) A reduced-order model for the onset of combustion instability: physical mechanisms for intermittency and precursors Proceedings of the Combustion Institute, 35 (3). pp. 3193-3200. ISSN 1540-7489

Nair, Vineeth ; Thampi, Gireeshkumaran ; Sujith, R. I. (2014) Intermittency route to thermoacoustic instability in turbulent combustors Journal of Fluid Mechanics, 756 . pp. 470-487. ISSN 0022-1120

Gopalakrishnan, E. A. ; Sujith, R. I. (2014) Influence of system parameters on the hysteresis characteristics of a horizontal Rijke tube International Journal of Spray and Combustion Dynamics, 6 (3). pp. 293-316. ISSN 1756-8277

Nair, Vineeth ; Sujith, R. I. (2014) Multifractality in combustion noise: predicting an impending combustion instability Journal of Fluid Mechanics, 747 . pp. 635-655. ISSN 0022-1120

Nair, Vineeth ; Thampi, Gireeshkumaran ; Sujith, R. I. (2014) Engineering precursors to forewarn the onset of an impending combustion instability In: ASME Turbo Expo 2014: Turbine Technical Conference and Exposition, June 16–20, 2014, Dusseldorf, Germany,.

Nair, Vineeth ; Thampi, Gireehkumaran ; Karuppusamy, Sulochana ; Gopalan, Saravanan ; Sujith, R. I. (2013) Loss of chaos in combustion noise as a precursor of impending combustion instability International Journal of Spray and Combustion Dynamics, 5 (4). pp. 273-290. ISSN 1756-8277

Nair, Vineeth ; Sarkar, Sunetra ; Sujith, R .I. (2013) Uncertainty quantification of subcritical bifurcations Probabilistic Engineering Mechanics, 34 . pp. 177-188. ISSN 0266-8920

Blumenthal, Ralf S. ; Subramanian, Priya ; Sujith, R. I. ; Polifke, Wolfgang (2013) Novel perspectives on the dynamics of premixed flames Combustion and Flame, 160 (7). pp. 1215-1224. ISSN 0010-2180

Subramanian, Priya ; Sujith, R. I. ; Wahi, P. (2013) Subcritical bifurcation and bistability in thermoacoustic systems Journal of Fluid Mechanics, 715 . pp. 210-238. ISSN 0022-1120

Jegadeesan, Vivekanandan ; Sujith, R. I. (2013) Experimental investigation of noise induced triggering in thermoacoustic systems Proceedings of the Combustion Institute, 34 (2). pp. 3175-3183. ISSN 1540-7489

Nair, Vineeth ; Sujith, R. I. (2013) Identifying homoclinic orbits in the dynamics of intermittent signals through recurrence quantification Chaos, 23 (3). Article ID 033136. ISSN 1054-1500

Agharkar, P. ; Subramanian, P. ; Kaisare, N. S. ; Sujith, R. I. (2013) Thermoacoustic instabilities in a ducted premixed flame: reduced-order models and control Combustion Science and Technology, 185 (6). pp. 920-942. ISSN 0010-2202

Kabiraj, Lipika ; Sujith, R. I. (2012) Nonlinear self-excited thermoacoustic oscillations: intermittency and flame blowout Journal of Fluid Mechanics, 713 . pp. 376-397. ISSN 0022-1120

Joseph George, K. ; Sujith, R. I. (2012) Sound production by vorticity fluctuations in a stagnation point flow International Journal of Aeroacoustics, 11 (5-6). pp. 581-605. ISSN 1475-472X

Kabiraj, Lipika ; Sujith, R. I. ; Wahi, Pankaj (2012) Investigating the dynamics of combustion-driven oscillations leading to lean blowout Fluid Dynamics Research, 44 (3). Article ID 031408. ISSN 0169-5983

Joseph George, K. ; Sujith, R. I. (2012) Disturbance energy norms: a critical analysis Journal of Sound and Vibration, 331 (7). pp. 1552-1566. ISSN 0022-460X

Kabiraj, Lipika ; Sujith, R. I. ; Wahi, Pankaj (2012) Bifurcations of self-excited ducted laminar premixed flames Journal of Engineering for Gas Turbines & Power, 134 (3). Article ID 031502. ISSN 0742-4795

Kabiraj, Lipika ; Sujith, R. I. (2012) Dynamics of thermoacoustic oscillations leading to lean flame blowout In: ASME Turbo Expo 2012: Turbine Technical Conference and Exposition Volume 2: Combustion, Fuels and Emissions, Parts A and B, June 11–15, 2012, Copenhagen, Denmark.

Kabiraj, Lipika ; Saurabh, Aditya ; Wahi, Pankaj ; Sujith, R. I. (2012) Route to chaos for combustion instability in ducted laminar premixed flames Chaos: An Interdisciplinary Journal of Nonlinear Science, 22 (2). Article ID 023129. ISSN 1054-1500

Joseph George, K. ; Sujith, R. I. (2011) On Chu's disturbance energy Journal of Sound and Vibration, 330 (22). pp. 5280-5291. ISSN 0022-460X

Mariappan, Sathesh ; Sujith, R. I. (2011) Modelling nonlinear thermoacoustic instability in an electrically heated Rijke tube Journal of Fluid Mechanics, 680 . pp. 511-533. ISSN 0022-1120

Subramanian, Priya ; Sujith, R. I. (2011) Non-normality and internal flame dynamics in premixed flame–acoustic interaction Journal of Fluid Mechanics, 679 . pp. 315-342. ISSN 0022-1120

Kumara Gurubaran, R. ; Sujith, R. I. (2011) Dynamics of spray - swirl - acoustics interactions International Journal of Spray and Combustion Dynamics, 3 (1). pp. 1-22. ISSN 1756-8277

Selimefendigil, F. ; Sujith, R. I. ; Polifke, W. (2011) Identification of heat transfer dynamics for non-modal analysis of thermoacoustic stability Applied Mathematics and Computation, 217 (11). pp. 5134-5150. ISSN 0096-3003

Kabiraj, Lipika ; Sujith, R. I. ; Wahi, Pankaj (2011) Experimental studies of bifurcations leading to chaos in a laboratory scale thermoacoustic system In: ASME 2011 Turbo Expo: Turbine Technical Conference and Exposition Volume 2: Combustion, Fuels and Emissions, Parts A and B, June 6–10, 2011, Vancouver, British Columbia, Canada.

Kabiraj, Lipika ; Sujith, R. I. (2011) Investigation of subcritical instability in ducted premixed flames In: ASME 2011 Turbo Expo: Turbine Technical Conference and Exposition, June 6–10, 2011, Vancouver, British Columbia, Canada.

Mariappan, sathesh ; Sujith, R. I. (2010) Thermoacoustic instability in a solid rocket motor: non-normality and nonlinear instabilities Journal of Fluid Mechanics, 653 . pp. 1-33. ISSN 0022-1120

Subramanian, Priya ; Mariappan, Sathesh ; Sujith, R. I. ; Wahi, Pankaj (2010) Bifurcation analysis of thermoacoustic instability in a horizontal Rijke tube International Journal of Spray and Combustion Dynamics, 2 (4). pp. 325-355. ISSN 1756-8277

George, Joseph ; Sujith, R. I. (2009) Emergence of acoustic waves from vorticity fluctuations: impact of non-normality Physical Review E: Statistical, Nonlinear, Biological, and Soft Matter Physics, 80 (4). Article ID 046321. ISSN 1539-3755

Nagaraja, S. ; Kedia, K. ; Sujith, R .I. (2009) Characterizing energy growth during combustion instabilities: Singularvalues or eigenvalues? Proceedings of the Combustion Institute, 32 (2). pp. 2933-2940. ISSN 1540-7489

Tulsyan, B. ; Balasubramanian, K. ; Sujith, R. I. (2009) Revisiting a Model for Combustion Instability Involving Vortex Shedding Combustion Science and Technology, 181 (3). pp. 457-482. ISSN 0010-2202

Varun, A. V. ; Balasubramanian, K. ; Sujith, R. I. (2008) An automated vortex detection scheme using the wavelet transform of the d₂ field Experiments in Fluids, 45 (5). pp. 857-868. ISSN 0723-4864

Tyagi, Manav ; Sujith, R. I. ; Vasu, Subith (2008) Nonlinear distortion of traveling waves in non-uniform gasdynamic flows International Journal of Aeroacoustics, 7 (3-4). pp. 243-265. ISSN 1475-472X

Balasubramanian., Koushik ; Sujith, R. I. (2008) Non-normality and nonlinearity in combustion–acoustic interaction in diffusion flames Journal of Fluid Mechanics, 594 . pp. 29-57. ISSN 0022-1120

Kedia, K. S. ; Nagaraja, S. B. ; Sujith, R. I. (2008) Impact of linear coupling on thermoacoustic instabilities Combustion Science and Technology, 180 (9). pp. 1588-1612. ISSN 0010-2202

Karthik, B. ; Chakravarthy, S. R. ; Sujith, R. I. (2008) Mechanism of pipe-tone excitation by flow through an orifice in a duct International Journal of Aeroacoustics, 7 (3-4). pp. 321-347. ISSN 1475-472X

Balasubramanian, Koushik ; Sujith, R. I. (2008) Nonlinear response of diffusion flames to uniform velocity disturbances Combustion Science and Technology, 180 (3). pp. 418-436. ISSN 0010-2202

Balasubramanian, Koushik ; Sujith, R. I. (2008) Thermoacoustic instability in a Rijke tube: non-normality and nonlinearity Physics of Fluids, 20 (4). Article ID 044103. ISSN 1070-6631

Sai Kumar, T. ; Patle, Munesh Kumar ; Sujith, R. I. (2007) Characteristics of acoustic standing waves in packed-bed columns AIChE Journal, 53 (2). pp. 297-304. ISSN 0001-1541

Tyagi, M. ; Chakravarthy, S. R. ; Sujith, R. I. (2007) Unsteady combustion response of a ducted non-premixed flame and acoustic coupling Combustion Theory and Modelling, 11 (2). pp. 205-226. ISSN 1364-7830

Santosh, H. ; Sujith, R. I. (2006) Acoustic nearfield characteristics of a wrinkled premixed flame Combustion Science and Technology, 178 (7). pp. 1263-1295. ISSN 0010-2202

Scarborough, David E. ; Sujith, R. I. ; Zinn, Ben T. (2006) The effect of resonant acoustic oscillations on heat and mass transfer rates in a convection air dryer Drying Technology, 24 (8). pp. 931-939. ISSN 0737-3937

Tyagi, Manav ; Sujith, R. I. (2005) The propagation of finite amplitude gasdynamic disturbances in a stratified atmosphere around a celestial body: an analytical study Physica D: Nonlinear Phenomena, 211 (1-2). pp. 139-150. ISSN 0167-2789

Tyagi, Manav ; Sujith, R. I. (2005) Nonlinear distortion of travelling waves in variable-area ducts with base flow: a quasi-one-dimensional analysis Journal of Fluid Mechanics, 536 . pp. 347-366. ISSN 0022-1120

Raj, Anil ; Sujith, R. I. (2005) Closed-form solutions for the free longitudinal vibration of inhomogeneous rods Journal of Sound and Vibration, 283 (3-5). pp. 1015-1030. ISSN 0022-460X

Sujith, R. I. (2005) An experimental investigation of interaction of sprays with acoustic fields Experiments in Fluids, 38 (5). pp. 576-587. ISSN 0723-4864

Sujith, R. I. (2005) Magnetohydrodynamic shock wave formation: effect of area and density variation Physics of Plasmas, 12 (5). Article ID 052116. ISSN 1070-664X

Balasubramanian, Koushik ; Sujith, R. I. (2005) Relativistic shock formation in the presence of radial entropy gradients Physics of Fluids, 17 (5). Article ID 057105. ISSN 1070-6631

Muralidharan, Srevatsan ; Sujith, R. I. (2004) Shock formation in the presence of entropy gradients in fluids exhibiting mixed nonlinearity Physics of Fluids, 16 (11). pp. 4121-4128. ISSN 1070-6631

Tyagi, Manav ; Sujith, R. I. (2003) Nonlinear distortion of travelling waves in variable-area ducts with entropy gradients Journal of Fluid Mechanics, 492 . pp. 1-22. ISSN 0022-1120

Bala Subrahmanyam, P. ; Sujith, R. I. ; Ramakrishna, M. (2003) Determination of unsteady heat release distribution from acoustic pressure measurements: a reformulation of the inverse problem Journal of the Acoustical Society of America, 114 (2). pp. 686-696. ISSN 0001-4966

Karthik, B. ; Chakravarthy, S. R. ; Sujith, R. I. (2003) Jet forking driven by pipe tone Journal of the Acoustical Society of America, 113 (6). pp. 3091-3094. ISSN 0001-4966

Bala Subrahmanyam, P. ; Sujith, R. I. (2001) Exact solutions for axisymmetric vibrations of solid circular and annular membranes with continuously varying density Journal of Sound and Vibration, 248 (2). pp. 371-378. ISSN 0022-460X

Subrahmanyam, P. B. ; Sujith, R. I. ; Lieuwen, Tim C. (2001) A family of exact transient solutions for acoustic wave propagation in inhomogeneous, non-uniform area ducts Journal of Sound and Vibration, 240 (4). pp. 705-715. ISSN 0022-460X

Sujith, R. I. ; Ramesh, R. ; Pradeep, S. ; Sriram, S. ; Muruganandam, T. M. (2001) Mixing of high speed coaxial jets Experiments in Fluids, 30 (3). pp. 339-345. ISSN 0723-4864

Sujith, R. I. (2001) Exact solutions for modeling sound propagation through a combustion zone Journal of the Acoustical Society of America, 110 (4). pp. 1839-1844. ISSN 0001-4966

Awasthi, Anshuman ; Thaker, I. H. ; Beylich, Alfred E. ; Sujith, R. I. ; Kurian, J. (2001) Low density heat transfer to blunt cylinders AIP Conference Proceedings, 585 . pp. 146-153. ISSN 1551-7616

Ramesh, R. ; Pradeep, S. ; Muruganandam, T. M. ; Sujith, R. I. (2000) Studies on freejets from nozzles for high-speed mixing applications Experiments in Fluids, 29 (4). pp. 359-368. ISSN 0723-4864

Karthik, B. ; Manoj Kumar, B. ; Sujith, R. I. (2000) Exact solutions to one-dimensional acoustic fields with temperature gradient and mean flow Journal of the Acoustical Society of America, 108 (1). pp. 38-43. ISSN 0001-4966

Sujith, R. I. ; Waldherr, G. A. ; Jagoda, J. I. ; Zinn, B. T. (1999) A theoretical investigation of the behavior of droplets in axial acoustic fields Journal of Vibration and Acoustics, 121 (3). pp. 286-294. ISSN 1048-9002

Karthik, B. ; Krishna Mohanraj, R. ; Ramakrishnan, Rajesh ; Sujith, R. I. (1999) Exact solution for sound propagation in ducts with an axial mean temperature gradient and particulate damping Journal of the Acoustical Society of America, 106 (5). pp. 2391-2395. ISSN 0001-4966

Manoj Kumar, B. ; Sujith, R. I. (1998) Exact solution for one-dimensional acoustic fields in ducts with polynomial mean temperature profiles Journal of Vibration and Acoustics, 120 (4). pp. 965-969. ISSN 1048-9002

Kumar, B. M. ; Sujith, R. I. (1997) Exact solutions for the longitudinal vibration of non-uniform rods Journal of Sound and Vibration, 207 (5). pp. 721-729. ISSN 0022-460X

Sujith, R. I. ; Waldherr, G. A. ; Jagoda, J. I. ; Zinn, B. T. (1997) An experimental investigation of the behavior of droplets in axial acoustic fields Journal of Vibration and Acoustics, 119 (3). pp. 285-292. ISSN 1048-9002

Manoj Kumar, B. ; Sujith, R. I. (1997) Exact solution for one-dimensional acoustic fields in ducts with a quadratic mean temperature profile Journal of the Acoustical Society of America, 101 (6). pp. 3798-3799. ISSN 0001-4966

Sujith, R. I. (1996) Transfer matrix of a uniform duct with an axial mean temperature gradient Journal of the Acoustical Society of America, 100 (4). pp. 2540-2542. ISSN 0001-4966

Sujith, R. I. ; Waldherr, G. A. ; Zinn, B. T. (1995) An exact solution for one-dimensional acoustic fields in ducts with an axial temperature gradient Journal of Sound and Vibration, 184 (3). pp. 389-402. ISSN 0022-460X

Hodges, D. H. ; Sujith, R. I. (1995) Exact solution for the free vibration of a rotating cord with a tip mass Journal of Sound and Vibration, 181 (5). pp. 911-914. ISSN 0022-460X

Sujith, R. I. ; Hodges, D. H. (1995) Exact solutions for vibration of a vertical heavy string with a tip mass Journal of Sound and Vibration, 179 (2). pp. 359-361. ISSN 0022-460X

Sujith, R. I. ; Chen, F. ; Daniel, B. R. ; Jagoda, J. I. ; Zinn, B. T. (1992) Acoustic characteristics of pulse combustor mixing chambers Symposium (International) on Combustion, 24 (1). pp. 1315-1321. ISSN 0082-0784