Conference Proceedings

2018

  • 1.   ABIN KRISHNAN and R. I. SUJITH (2018) "Characterizing vorticity interactions during the intermittency route to thermoacoustic instability", International Conference on Complex Networks and their Applications, December 11 - 14, University of Cambridge, U. K.

  • 2.   R. I. SUJITH (2018) "Emergence of various nonlinear phenomena in a system of coupled candle-flame oscillators” Invited talk, Conference on Nonlinear Systems and Dynamics", Invited Talk, Conference on Nonlinear Systems and Dynamics, School of Computational and Integrative Sciences, Jawaharlal Nehru University, 11th - 14th October, New Delhi

  • 3.   R. I. SUJITH (2018) "Synchronization transition in a thermo-acoustic system: Temporal and spatiotemporal", Invited Talk, National conference on Future Directions in Propulsion (AseT 2018), May 11 - 12, Trivandrum

  • 4.    SAMADHAN A PAWAR, SIRSHENDU MONDAL, NITIN B GEORGE and R. I. SUJITH (2018) "Synchronization Behaviour During the Dynamical Transition in Swirl-Stabilized Combustor: Temporal and Spatiotemporal Analysis", AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, January 8–12 , Kissimmee, Florida

  • 5.    AKSHAY SESHADRI, INDUJA P, VISHNU R UNNI and R. I. SUJITH (2018) "Predicting the Amplitude of Limit Cycle Oscillations in Thermoacoustic Systems with Vortex Shedding", AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, January 8–12 , Kissimmee, Florida

  • 6.   NITIN B GEORGE, VISHNU R UNNI, MANIKANDAN RAGUNATHAN and R. I. SUJITH (2018) "Suppression of thermoacoustic instability in a swirl-stabilized combustor by inducing blockage in the inlet flow stream", AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, January 8–12 , Kissimmee, Florida

  • 2017

  • 1.   NEVIN THOMAS, SIRSHENDU MONDAL, SAMADHAN A PAWAR and R. I. SUJITH (2017) "Amplitude Death Behaviour of Coupled Thermoacoustic Oscillators", 70th Annual Meeting of the APS Division of Fluid Dynamics, November 19–21, Denver, Colorado.

  • 2.   KRISHNA MANOJ, SAMADHAN A PAWAR and R. I. SUJITH (2017) "Experimental Evidence of Amplitude Death in Coupled Candle Flame Oscillators", 70th Annual Meeting of the APS Division of Fluid Dynamics, November 19–21, Denver, Colorado.

  • 3.   SIRSHENDU MONDAL, SAMADHAN A PAWAR and R. I. SUJITH (2017) "Forced synchronization and asynchronous quenching in a thermo-acoustic system", 70th Annual Meeting of the APS Division of Fluid Dynamics, November 19–21, Denver, Colorado.

  • 2016

    • 1.   V. R. UNNI, and R. I. SUJITH (2016) "Precursors to blowout in a turbulent combustor based on recurrence quantification", 52nd AIAA Propulsion and Energy Conference, 25-27 July, Salt Lake City, UT, USA.

    • 2.   N. B. GEORGE, V. R. UNNI, R. MANIKANDAN and R. I. SUJITH (2016) "Effect of varying turbulence intensity on Thermoacoustic instability in a Premixed Combustor", ICSV 23, July 10-14, Athens, Greece.

    • 3.   V. R. UNNI, and R. I. SUJITH (2016) "Flame dynamics during intermittency in a turbulent combustor", The 36th International Symposium on Combustion, August 1-5, Seoul, South Korea.

    • 4.   S. JAENSCH, M. MERK, E. GOPALAKRISHNAN, S. BOMBERG, T. EMMERT, R. I. SUJITH, and W. POLIFKE (2016) "Hybrid CFD/ low-order modeling of nonlinear thermoacoustic oscillations", The 36th International Symposium on Combustion, August 1-5, Seoul, South Korea.

    • 5.   R. I. SUJITH (2016) "Synchronization transition in a thermoacoustic system", Key-note Lecture, International Symposium: Thermoacoustic Instabilities in Gas Turbines and Rocket Engines, May 30 - June 2, Munich, Germany

    • 2015

      • 6.    S. A. PAWAR, R. VISHNU, M. VADIVUKKARASAN, M. V. PANCHAGNULA, and R. I. SUJITH (2015) "Intermittency Route to Combustion Instability in a Laboratory Spray Combustor", ASME Turbo Expo 2015 (GT2015-42919), June 15-19, Montreal, Canada

      • 7.   M. MURUGESAN, and R. I. SUJITH (2015) "Flow-Acoustic-Flame Interaction during the Transition to Thermoacoustic Instability in a Turbulent Lifted Jet Flame Combustor", ICSV 22, July 12-16, Florence, Italy.

      • 8.   M. MURUGESAN, and R. I. SUJITH (2015) "Experimental Investigation of the Inset of Thermoacoustic instability in a Turbulent Combustor using Complex Networks", ICSV 22, July 12-16, Florence, Italy.

      • 9.   N. MUKHERJEE, M. A. HECKL, A. BIGONGIARI, S. A. PAWAR, R. VISHNU and R. I. SUJITH (2015) "Nonlinear Dynamics of a Laminar V- Flame in a Combustor", ICSV 22, July 12-16, Florence, Italy.

      • 10.   V. R. UNNI, and R. I. SUJITH (2015) "A Unified Framework to Describe Dynamics of Thermoacoustic Instability and Blowout in a Turbulent Combustor", ICSV 22, July 12-16, Florence, Italy.

      • 11.   V. R. UNNI, and R. I. SUJITH (2015) "Multifractal characterization of Combustion Dynamics", 51st AIAA/SAE/ASEE Joint Propulsion Conference, Orlando, Florida, USA, July 27-29.

      • 12.   M. MURUGESAN and R. I. SUJITH (2015) "Intermittency in Combustion Dynamics", 51st AIAA/SAE/ASEE Joint Propulsion Conference, July 27-29, Orlando, Florida, USA.

      • 13.   M. MURUGESAN, and R. I. SUJITH (2015) "A Complex System Approach to Investigate Combustion Dynamics", 51st AIAA/SAE/ASEE Joint Propulsion Conference, July 27-29, Orlando, Florida, USA.

      • 2014

        14.   V. NAIR, G. THAMPI & R. I. SUJITH (2014) "Engineering Precursors To Forewarn The Onset Of An Impending Combustion Instability", ASME Turbo Expo (GT2014-26020), June 16-20, Dusseldorf.

      • 15.   E. A. GOPALAKRISHNAN & R. I. SUJITH (2014) "Effect of External Noise on the Hysteresis Characteristics of a Thermoacoustic System, ICSV21, July 13 - 17, Beijing, China.

      • 16.   V. V. PULIKKOTTIL & R. I. Sujith (2014) "Acoustic Perturbation Equation for Combustion Instability using Method of Multiple Scales, ICSV21, July 13 - 17,Beijing, China.

      • 2013

      • 17.   R. I. SUJITH (2013) "Dynamical Systems Approach towards Analyzing Thermoacoustic Instability, Invited Talk, n3l - Int'l Summer School and Workshop on Non-Normal and Nonlinear Effects in Aero- and Thermoacoustics, June 18 - 21, Munich.

      • 18.   V. NAIR, G. THAMPI & R. I. SUJITH (2013) "Intermittent Burst Presage the Onset of Combustion Instability in Turbulent Combustors", n3l - Int'l Summer School and Workshop on Non-Normal and Nonlinear Effects in Aero- and Thermoacoustics, June 18 - 21, Munich.

      • 19.   E. A. GOPALAKRISHNAN & R. I. SUJITH (2013) "Influence of System Parameters and External Noise on Hysteresis Characteristics of a Horizontal Rijke Tube", n3l - Int'l Summer School and Workshop on Non-Normal and Nonlinear Effects in Aero- and Thermoacoustics, June 18 - 21, Munich.

      • 20.   V. R. UNNI, M. S. YOGESH PRASAD, N. T. RAVI, S. MD. IQBAL, B. PESALA & R. I. SUJITH (2013) "Experimental Investigation of Bifurcations in a Thermoacoustic Engine", n3l - Int'l Summer School and Workshop on Non-Normal and Nonlinear Effects in Aero- and Thermoacoustics, June 18 - 21, Munich.

      • 21.   S. BOMBERG, J. ZIPS, W. POLIFKE & R. I. SUJITH (2013) "Multi - scale Asymptotic Analysis of a Laminar Premixed Flame - A Nonlinear MIMO - Flame-Model", n3l - Int'l Summer School and Workshop on Non-Normal and Nonlinear Effects in Aero- and Thermoacoustics, June 18 - 21, Munich.

      • 22.   R. BLUMENTHAL, A. TANGIRALA, R. I. SUJITH, W. POLIFKE (2013) "On the Unique Energy Norm in Thermoacoustics", n3l - Int'l Summer School and Workshop on Non-Normal and Nonlinear Effects in Aero- and Thermoacoustics, June 18 - 21, Munich.

      • 23.   R. S. BLUMENTHAL, P. SUBRAMANIAN, R. I. SUJITH & W. POLIFKE (2013) "A Time Domain Perspective on the Response of Premixed Flames to Flow Perturbations", EUROMECH Colloquium 546, Combustion Dynamics and Combustion Noise, May 13-16, Villa Vigoni, Italy.

      • 24.   D. MESHRAM, P. SUBRAMANIAN & R. I. SUJITH (2013) "A Unified Approach for Analyzing Thermo-kinetic and Thermoacoustic Instability in a Model Combustor", Paper Number 23004, National Propulsion Conference, February 21-23, Chennai, India.

      • 25.   R. I. SUJITH (2013) "Multifractality in Combustion Noise: Prediction of an Impending Combustion Instability", Invited Talk, Perspectives in Nonlinear Dynamics, July 15-18, Hyderabad, India.

      • 2012

      • 26.   L. KABIRAJ & R. I. SUJITH (2012) "Bifurcation Analysis and Observation of Intermittency in Combustion-driven Thermoacoustic Oscillations", Aerospace Sciences Meeting of the American Institute of Aeronautics and Astronautics, AIAA Paper Number 2012-344, January 9-12, Nashville, Tennessee, USA.

      • 27.   L. KABIRAJ & R. I. SUJITH (2012) "Dynamics of Thermoacoustic Oscillations Leading to Lean Flame Blowout", Proceedings of ASME Turbo Expo (GT2012-68696), June 11-15, Copenhagen, Denmark.

      • 2011

      • 28.   R. I. SUJITH (2011) "Nonlinear Dynamics of Combustion Instability", Key-note Lecture, National Conference in IC Engines and Combustion, December 10-12, Calicut, India.

      • 29.   L. KABIRAJ, P. WAHI & R. I. SUJITH (2011) "Experimental Studies of Bifurcations Leading to Chaos in a Laboratory Scale Thermoacoustic System", Proceedings of ASME Turbo Expo (GT2011-46149), June 6-10, Vancouver, Canada.

      • 30.   L. KABIRAJ & R. I. SUJITH (2011) "Investigation of Subcritical Instability in Ducted Premixed Flame", Proceedings of ASME Turbo Expo (GT2011-46149), June 6-10, Vancouver, Canada.

      • 31.   P. SUBRAMANIAN & R. I. SUJITH (2011) "Analytical estimates for stability boundaries and nature of the bifurcation in a simple thermoacoustic system", Bifurcations and Instabilities in Fluid Dynamics (BIFD 2010), July 18-21, Barcelona, Spain.

      • 32.   P. AGHARKAR, P. SUBRAMANIAN, N. KAISARE & R. I. SUJITH (2011) "Thermoacoustic instabilities in a ducted premixed flame: Reduced order models and Control", 5th European Combustion Meeting (ECM), June 29 to July 1, Cardiff, UK.

      • 33.   P. AGHARKAR, P. SUBRAMANIAN, N. KAISARE & R. I. SUJITH (2011) "Reduced order models and control of thermoacoustic instabilities in a ducted premixed flame", International Congress of Sound and Vibration (ICSV 18), July 10-14, Rio de Janeiro, Brazil.

      • 34.   P. MARIAPPAN, R. I. SUJITH & P. J. SCHMID (2011) Experimental investigation of Non-normality and Transient growth in Thermoacoustic Instabilities, 47th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, July 31 - Aug 3, San Diego, California.

      • 2010

      • 35.   L. KABIRAJ & R. I. SUJITH (2010) "Nonlinear Self-excited Oscillations in a Thermoacoustic System", Bifurcations and Instabilities in Fluid Dynamics (BIFD 2010), July 18-21, Barcelona, Spain.

      • 36.   R. I. SUJITH (2010) "Thermoacoustic Instabilities: Non-normality and Nonlinear Instabilities", invited paper, GE Energy Combustion Symposium, January 25 -26, Greenville, South Carolina, USA.

      • 37.   R. I. SUJITH (2010) "Some Recent Developments in Thermoacoustics", invited paper, Indo-UK Workshop on Non-Normality, January 10-14, IIT Madras, Chennai, India.

      • 38.   R. I. SUJITH (2010) "Nonlinear Dynamics of Combustion Driven Oscillations in a Premixed Laboratory Combustor", invited paper, Indo-UK Workshop on Non-Normality, January 16-18, JNCASR, Bangalore.

      • 39.   R. I. SUJITH (2010) "Non-normal and Nonlinear Dynamics of Flame-Acoustic Interaction, Invited Paper, 10th Asia Pacific Conference on Combustion", Invited Paper, ASPACC-10, December 10-13, Hyderabad, India.

      • 40.   R. I. SUJITH (2010) "Non-normality and Nonlinearity in Thermoacoustic Instabilities", invited paper, 13th Asian Congress in Fluid Mechanics, December 17-21, Dhaka, Bangladesh.

      • 41.   S. MARIAPPAN, R. I. SUJITH & P. SCHMID (2010) "Subcritical transition to thermoacoustic instability in a horizontal Rijke tube: non-normal and nonlinear effects", 13th Asian Congress in Fluid Mechanics [ACFM], December 17-21, Dhaka, Bangladesh.

      • 42.   S. MARIAPPAN, P. SCHMID and R. I. SUJITH (2010) "Role of transient growth in subcritical transition to thermoacoustic instability in Rijke tube", 16th AIAA/CEAS Aeroacoustics Conference, June 7-10, Stockholm, Sweden.

      • 43.   V. GUPTA, P. SUBRAMANIAN, B. TULSYAN and R. I. SUJITH (2010) "Applicability of Describing Function in Obtaining Bifurcation Plots for Thermoacoustic Instability", 16th AIAA/CEAS Aeroacoustics Conference, June 7-10, Stockholm, Sweden.

      • 44.    V. NAIR, S. SARKAR and R. I. SUJITH (2010) "Uncertainty Quantification of Subcritical Bifurcation in a Rijke Tube", 16th AIAA/CEAS Aeroacoustics Conference, June 7-10, Stockholm, Sweden.

      • 45.   S. MARIAPPAN and R. I. SUJITH (2010) "Asymptotic analysis of thermoacoustic instability in a Rijke tube", 48th AIAA Aerospace Sciences Meeting, January 4-7, Orlando, Florida.

      • 46.   S. MARIAPPAN and R. I. SUJITH (2010) "Thermoacoustic instability in solid rocket motor - non-normality and nonlinear instabilities", 48th AIAA Aerospace Sciences Meeting, January 4-7, Orlando, Florida.

      • 47.   P. SUBRAMANIAN and R. I. SUJITH (2010) "Non-normality and nonlinearity in thermoacoustic interaction of ducted premixed flames", 48th AIAA Aerospace Sciences Meeting, January 4-7, Orlando, Florida.

      • 2009

      • 48.   R. I. SUJITH (2009) "Dynamics of Swirling Flows", invited paper, Fourth Symposium on Applied Aerodynamics and design of Aerospace Vehicles, December 10-12, National Aeronautical Laboratory, Bangalore.

      • 49.   R. KUMARA GURUBARAN & R. I. Sujith (2009) "An Experimental Investigation of Swirl Flow in Axial Acoustic Fields", AIAA-2009-785, 47th AIAA Aerospace ciences Meeting, January 5-8, Orlando, Florida.

      • 50.   R. I. SUJITH (2009) "Non-normality and its Consequences in Thermoacoustic Instabilities", invited paper, Indo-European Workshop on Non-Normality, January 27-29, IIT Madras, Chennai, India.

      • 51.   R. I. Sujith (2009) "Non-normality in Thermoacoustics", invited paper, Conference on Advanced Instability Methods, March 16-17, Cambridge, UK

      • 52.   R. Kumara Gurubaran & R. I. Sujith (2009) "Dynamics of Spray - Swirl - Acoustics Interactions", invited paper,IISC Centenary International Conference & Exhibition on Aerospace Engineering (ICEAE 2009) GN-144-SP-P1, May 18-22, Bangalore, India.

      • 2008

      • 53.   R. KULKARNI, K. BALASUBRAMANIAM and R. I. SUJITH (2008) "The Role of Non-Normality in the Active Control of Combustion Instability", AIAA Paper Number 2008-1061, 46th AIAA Aerospace Sciences Meeting, January 7-10, Reno, Nevada, USA.

      • 54.   R. KUMARA GURUBARAN and R. I. SUJITH (2008) "An Experimental Investigation of Non-Evaporative Sprays in Axial Acoustic Fields", AIAA Paper Number 2008-1046, 46th AIAA Aerospace Sciences Meeting, January 7-10, Reno, Nevada, USA.

      • 55.   A. MANOHAR, A. V. VARUN and R. I. SUJITH (2008) "An Automated Predictor-Corrector Method For Vortex Detection", AIAA Paper Number 2008-1046, 46th AIAA Aerospace Sciences Meeting, January 7-10, Reno, Nevada, USA.

      • 56.   R. KUMARA GURUBARAN, R. I. SUJITH (2008) "An Experimental Investigation of Evaporative Sprays in Axial Acoustic Fields", 41st AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, July 21-23, Hartford, Connecticut, USA.

      • 57.   B. TULSYAN, K. BALASUBRAMANIAN and R. I. SUJITH (2008) "Revisiting a Model for Combustion Instability Involving Vortex Shedding", 41st AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, July 21-23, Hartford, Connecticut, USA.

      • 2007

      • 58.   K. BALASUBRAMANIAN and R. I. SUJITH (2007) "Thermoacoustic Instability in a Rijke Tube: Non-Normality and Nonlinearity", AIAA Paper Number 2007-3428, 13th AIAA/CEAS Aeroacoustics Conference, May 21-23, Rome, Italy.

      • 59.   K. ARJUN, K. BALASUBRAMANIAN and R. I. SUJITH (2007) "Asymptotic Solution for One-Dimensional Unsteady Flow in Variable Area Ducts", AIAA Paper Number 2007-4005, 37th AIAA Fluid Dynamics Conference and Exhibit, June 25-28, Miami, Florida.

      • 60.   K. BALASUBRAMANIAN and R. I. SUJITH (2007) "Non-Normality and Nonlinearity in Combustion-Acoustic Interaction in Diffusion Flame", AIAA Paper Number 2007-0567, 45th AIAA Aerospace Sciences Meeting, January 8-11, Reno, Nevada, USA.

      • 2006

      • 61.   A. V. VARUN, K. BALASUBRAMANIAN, E. ARUNRAJ and R. I. SUJITH (2006) "An Automated Vortex Detection Scheme using Wavelet Transforms", International Symposium on Flow Visualization, ISFV12, September 10 - 14, Gottingen, Germany.

      • 62.   M. TYAGI, S. R. CHAKRAVARTHY and R. I. SUJITH (2006) "Oscillatory Response of a ducted Non-Premixed Flame and Flame-Acoustic Interaction", AIAA Paper Number 2006-536, 44th Aerospace Sciences Meeting and Exhibit, January 9-12, Reno, Nevada, USA.

      • 63.   M. TYAGI and R. I. SUJITH (2006) "Nonlinear Wave Propagation in Rayleigh Line Base Flow", AIAA Paper Number 2006-1303, 44th Aerospace Sciences Meeting and Exhibit, January 9-12, Reno, Nevada, USA.

      • 64.   A. VEERARARAGAVAN, P. BALA SUBRAMANYAM and R. I. SUJITH (2006) "An Integral Approach to the Modeling of Sound Propagation Through a Finite Combustion Zone", AIAA Paper Number 2006-0542, 44th Aerospace Sciences Meeting and Exhibit, January 9-12, Reno, Nevada, USA.

      • 65.   R. I. SUJITH (2006) "Optical Diagnostics for Spray Characterization", invited paper, International Workshop on the Role of Combustion Diagnostics in Modeling, Design and Control, January 2-3, Jadavpur University, Kolkata.

      • 66.   R. KUMARA GURUBARAN, R. I. SUJITH and S. R. CHAKRAVARTHY (2006) "Characterization of a Prefilming Airblast Atomizer in a Strong Swirl Flow Field using 3C LDV/PDPA", 11th Asian Congress of Fluid Mechanics, May 22-25, Kuala Lumpur, Malaysia.

      • 2005

      • 67.   R. I. SUJITH and M. TYAGI (2005) "Shock Formation in Nonuniform Gasdynamic Flows", invited paper, International Symposium on Recent Advances in Aeroacoustics and Active Flow-Combustion Control, January 4-6, Goa, India.

      • 68.   H. SANTOSH and R. I. SUJITH (2005) "Prediction of Heat Release Transfer Function of a Premixed Flame", AIAA Paper Number 2005-0936, 43rd Aerospace Sciences Meeting and Exhibit, January 10-13, Reno, Nevada, USA.

      • 69.   P. REDDY, S. R. CHAKVARAVARTHY and R. I. SUJITH (2005) "Swirler Flow Field Characteristics in a Sudden Expansion Combustor Geometry Using PIV", AIAA Paper Number 2005-0217,43rd Aerospace Sciences Meeting and Exhibit, January 10-13, Reno, Nevada, USA.

      • 70.   S. VASU, M. TYAGI and R. I. SUJITH (2005) "Nonlinear Wave Steepening and Shock Formation in Fanno Flows", AIAA Paper Number 2005-0520, 43rd Aerospace Sciences Meeting and Exhibit, January 10-13, Reno, Nevada, USA.

      • 71.   T. K. GANESH ANAVARADHAM, R. MANIKANDAN, R. I. SUJITH, S. R. CHAKRAVARTHY and S. PANNEERSELVAM (2005) "Planar Laser Dropsizing of a Liquid Transversely Injected into Confined Supersonic Flow", AIAA/CIRA 13th International Space Planes and Hypersonics Systems and Technologies Conference, May 16-20, Capua, Italy.

      • 72.   R. I. SUJITH (2005) "Particle Image Velocimetry (PIV) for Gas Turbine Combustor Flow Fields", invited paper, National Workshop on Combustion Diagnostics, Combustion Institute (Indian Section), Hyderabad, June 23-24.

      • 73.   K. GURUBARAN, R. I. SUJITH and S. R. CHAKRAVARTHY (2005) "Planar Flow Field Measurement in a Prefilming Airblast Atomizer", AIAA Paper Number 2005-4148, 41st AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, July 10 - 13, Tucson Convention Center, Tucson, Arizona, USA.

      • 74.   S. MURALIDHARAN, K. BALASUBRAMANIAN and R. I. SUJITH (2005) "Shock Formation in Nozzles for Fluids Exhibiting Negative Nonlinearity", International Symposium of Shock Waves, July 18-22, Bangalore, India.

      • 75.   T. K. G. ANAVARADHAM, O. J. SHREENIVASAN, R. I. SUJITH, S. R. CHAKRAVARTHY and S. PANNEERSELVAM (2005) "Effect of liquid injection on shock dynamics in internal supersonic cross flow past a cavity", International Symposium of Shock Waves, July 18-22, Bangalore.

      • 76.   R. KUMARA GURUBARAN, R. I. SUJITH and S. R. CHAKRAVARTHY (2005) "Measurement of Droplet Dynamics in the Spray Field of a Prefilming Airblast Atomizer", 19th National Conference on IC Engines and Combustion, December 21-23, Chidambaram.

      • 2004

      • 77.   M. TYAGI and R. I. SUJITH (2004) "Nonlinear Distortion of Finite Amplitude Waves Propagating in Convergent Divergent Nozzles", AIAA Paper Number 2004-1130, 42nd Aerospace Sciences Meeting and Exhibit, January 7-10, Reno, Nevada, USA.

      • 78.   S. TIYYAGURA and R. I. SUJITH (2004) "Analytical Solution to Two Dimensional Acoustic Fields with Two Dimensional Temperature Gradients", AIAA Paper Number 2004-367, 42nd Aerospace Sciences Meeting and Exhibit, January 7-10, Reno, Nevada, USA.

      • 79.   V. AGA and SUJITH (2004) "Investigation of Particle Dispersion in a Double Frequency Forced Shear Layer", AIAA Paper Number 2004-2648, 34th AIAA Fluid Dynamics Conference and Exhibit, Oregon, June 28 - July 1, Portland.

      • 80.   K. K. DURGA, M. TYAGI and R. I. SUJITH (2004) "Nonlinear Standing Waves in Ducts with an Axial Temperature Gradient", International Conference on Nonlinear Phenomena, January 5-10, Indian Institute of Science, Bangalore.

      • 81.   P. REDDY, N. JAYAPRAKASH, S. R. CHAKVARAVARTHY and R. I. SUJITH (2004) "A Study of Swirler Flow Field Characteristics in a Sudden Expansion Square Chamber Using PIV", Paper No. D04, X Asian Congress of Fluid Mechanics, May 17-21, Peradeniya, Sri Lanka.

      • 82.   V. AGA and SUJITH (2004) "Particle Dispersion in a Double Frequency Forced Shear Layer", Paper No. D09, X Asian Congress of Fluid Mechanics, May 17-21, Peradeniya, Sri Lanka.

      • 83.   G. ANAVARADAM, O. J. SHREENIVASAN, R. I. SUJITH, S. R. CHAKRAVARTHY and S. PANNEERSELVAM (2004) "Experimental Investigation of Transverse Liquid Injection in Confined Supersonic Flows", AIAA Paper Number 2004-2847, 10th AIAA/CEAS Aeroacoustics Conference, May 10-12, Manchester, United Kingdom.

      • 84.   K. K. DURGA, M. TYAGI and R. I. SUJITH (2004) "Nonlinear Standing Waves in Inhomogeneous Media", AIAA/CEAS Aeroacoustics Conference,AIAA Paper Number 2004-2944, 10th AIAA/CEAS Aeroacoustics Conference, May 10-12, Manchester, United Kingdom.

      • 85.   G. ANAVARADAM, O. J. SHREENIVASAN, R. I. SUJITH, S. R. CHAKRAVARTHY and S. PANNEERSELVAM (2004) "Investigation of Transverse Liquid Injection in Confned Supersonic Flow Over Cavities", AIAA Paper Number 2004-4075, AIAA/ASME/ SAE/ASEE Joint Propulsion Conference, July 11-14, Fort Lauderdale, Florida, USA.

      • 86.   O. J. SHREENIVASAN, RAKESH KUMAR, T. SAIKUMAR, R.I. SUJITH and S. R. CHAKRAVARTHY (2004) "An Experimental Study on Fuel Air Mixing in a Confined Supersonic Flow Past Strut Based Cavity", AIAA Paper Number 2004-4194, AIAA/ASME/ SAE/ASEE Joint Propulsion Conference, July 11-14, Fort Lauderdale, Florida, USA.

      • 87.   R. KUMAR, O. J. SHREENIVASAN, T. SAIKUMAR, R. I. SUJITH, and S. R. CHAKRAVARTHY (2004) "Effect of Strut-Based Cavities on Supersonic Flow Mixing", VII National Conference on Air-Breathing Engines and Aerospace Propulsion, November 5-7, Kanpur, India.

      • 88.   KUMAR, R., SAIKUMAR, T., SHREENIVASAN, O. J., SUJITH, R. I., and CHAKRAVARTHY, S. R. (2004) "Supersonic Cold Flow Mixing Studies on Strut-Based Ramp Fuel Injectors," VII National Conference on Air-Breathing Engines and Aerospace Propulsion, November 5-7, Kanpur, India.

      • 2003

      • 89.   R. I. SUJITH (2003) "An Experimental Investigation of Jets in a Strong Acoustic Field", AIAA Paper Number 2003-1276, 41st Aerospace Sciences Meeting and Exhibit, January 6-9, Reno, Nevada, USA.

      • 90.   R. I. SUJITH (2003) "An Experimental Investigation of Interaction of Sprays with Acoustic Fields using PIV", AIAA Paper Number 2003-318, 41st Aerospace Sciences Meeting and Exhibit, January 6-9, Reno, Nevada, USA.

      • 91.   B. RAMANARAYANAN, R. I. SUJITH and S. R. CHAKRAVARTHY (2003) "Characterization of an Acoustically Self-Excited Combustor for Spray Evaporation" AIAA Paper Number 2003-502, 41st Aerospace Sciences Meeting and Exhibit, January 6-9, Reno, Nevada, USA.

      • 92.   MANAV TYAGI and R. I. SUJITH (2003) "Resonant Standing Waves in Oscillating Closed Horns", AIAA Paper Number 2003-3146, AIAA/CEAS Aeroacoustics Conference and Exhibit, May 12-14, Hilton Head, South Carolina, USA.

      • 93.   MANAV TYAGI and R. I. SUJITH (2003) "Nonlinear Distortion of Traveling Waves in Variable Area Ducts with Entropy Gradients", AIAA Paper Number 2003-3223, AIAA/CEAS Aeroacoustics Conference and Exhibit , May 12-14, Hilton Head, South Carolina, USA.

      • 94.   S. R. CHAKRAVARTHY, S. KARTHEEKEYAN, R. I. SUJITH, A. SADIKI, M. DUSING and J. JANIKA (2003) "Experimental and Numerical Investigation of Noise Generation by Turbulent Combustion in a Combustor", 3rd International Workshop on Turbulent Shear Flow Phenomena, June 25-27, Sendai, Japan.

      • 95.  P. BALA SUBRAHMANYAM, R. I. SUJITH and M. RAMAKRISHNA (2003) "Determination of Unsteady Heat Release Distribution from Acoustic Pressure Measurements", AIAA Paper Number 2003-4494, AIAA/ASME/SAE/ASEE Joint Propulsion Conference, July 21-23, Huntsville, Alabama, USA.

      • 96.   H. SANTOSH and R. I. SUJITH (2003) "Acoustic Near Field Characteristics of a Two-Dimensional Wrinkled Premixed Flame", AIAA Paper Number 2003-5093, AIAA/ASME/SAE/ASEE Joint Propulsion Conference, July 21-23, Huntsville, Alabama, USA.

      • 97.   S. J. SHANBOGUE, R. I. SUJITH and S. R. CHAKRAVARTHY (2003) Aeroacoustic Instability in a Solid Rocket Motor with Finocyl Grain, AIAA Paper Number 2003-4632, AIAA/ASME/SAE/ASEE Joint Propulsion Conference, July 21-23, Huntsville, Alabama, USA.

      • 98.   M. TYAGI and R. I. SUJITH (2003) "Shock Formation in Convergent Divergent Nozzles", poster presentation, Symposium on Advanced in Fluid Mechanics, July 24-25, Jawaharlal Nehru Centre for Advanced Scientific Research, Bangalore, India.

      • 99.   H. SANTOSH and R. I. SUJITH (2003) "Coherent Acoustic Scattering from Premixed Wrinkled Flame Fronts", XVIII National Conference on IC Engines and Combustion, December 17-19, Trivandrum, India.

      • 100.   P. SINGH and R. I. SUJITH (2003) "On the Success of Particle Image Velocimetry in Measuring Polydisperse Spray velocity Fields", International Conference on Laser Applications and Optical Metrology, December 1-4.

      • 2002

      • 101.   P. BALA SUBRAHMANIAM and R. I. SUJITH (2002) "Exact Harmonic Solutions for Acoustic Fields in Variable Area Ducts and Curvilinear Geometries", 8th Technical Session of the Madras-India Regional Chapter of the Acoustical Society of America, September 29-30.

      • 102.   M. TYAGI and R. I. SUJITH (2002) "Nonlinear Distortion of Traveling Waves in Variable Area Ducts", National Symposium on Acoustics, October 22-24, Aligarh.

      • 103.  M. TYAGI and R. I. SUJITH (2002) "Nonlinear Distortion of Traveling Waves In Variable Area Ducts Having Steady Base Flow", National Symposium on Acoustics, October 22-24, Aligarh.

      • 2001

      • 104.   P. BALA SUBRAHMANYAM, R. I. SUJITH and T. LIEUWEN (2001) "Propagation of Sound in Inhomogeneous Media: Exact, Transient Solutions in Cartesian and Curvilinear Geometries", AIAA Paper Number 2001-1102, 38th AIAA Aerospace Sciences Meeting and Exhibit, January 8-11, Reno, Nevada, USA.

      • 105.   B. KARTHIK, B. V. R. KOWSIK, N. VENKARESWARLU, R. I. SUJITH and S. R. CHAKRAVARTHY (2001) "Acoustic Field In a Duct Resulting from Vortex Shedding from Multiple Restrictors" AIAA Paper Number 2001-1105, 38th AIAA Aerospace Sciences Meeting and Exhibit, January 8-11, Reno, Nevada, USA.

      • 106.   ARVIND KUMAR, S. R. VISHWAMURTHY, SRIHARI LAKHSMI, A. A. RAMESH, S. R. CHAKRAVARTHY and R. I. SUJITH (2001) "Mixing of Oxygen and Iodine In a Subsonic Coil" AIAA Paper Number 2001-0647, 38th AIAA Aerospace Sciences Meeting and Exhibit, January 8-11, Reno, Nevada, USA.

      • 107.   B. KARTHIK, S. R. CHAKRAVARTHY, and R. I. SUJITH (2001) "The Effect of Orifice Thickness on the Vortex-Acoustic Interaction in a Duct", AIAA Paper Number 2001-2182, 7th AIAA/CEAS Aeroacoustics Conference, May 28-30, Maastricht, the Netherlands.

      • 108.   R. I. SUJITH (2001) "Modeling Sound Propagation through a Combustion Zone", 17th International Congress on Acoustics, September 2-7, Rome, Italy.

      • 109.   S. RAJESH, S. R. CHAKRAVARTHY and R. I. SUJITH (2001) "Acoustically Excited Vortex Combustion in a Dump Combustor", XVII National Conference on IC Engines and Combustion, December 18-20, Suratkal.

      • 2000

      • 110.   T. M. MURUGANANDAM, SRIHARI LAKSHMI, A. A. RAMESH, VISHAMURTHY, R. I. SUJITH B. M. SIVARAM (2000) "Investigation of Mixing of Transversely Injected Jets into a Cross Flow using Planar Laser Induced Fluorescence", Proceedings of the 51st AGM and Seminar on Advances in Aerospace Technologies, The Aeronautical Society of India, Hyderabad, January 21-22.

      • 111.   VARA PRASAD RAYAPUDI, NARRA VENKATESWARLU, B. V. R. KOWSIK, B. KARTHIK, R. I. SUJITH and S. R. CHAKRAVARTHY (2000) "Cold Flow Simulations of Vortex Shedding in Segmented Solid Rocket Motors", Proceedings of the 51st AGM and Seminar on Advances in Aerospace Technologies, January 21-22, The Aeronautical Society of India,Hyderabad.

      • 112.   B. KARTHIK, R. I. SUJITH and S. R. CHAKRAVARTHY (2000) "High Pressure Cold Flow Simulations of Vortex Shedding in Segmented Solid Rocket Motors", 5th National Conference on Air Breathing Engines, December 21-23, Hyderabad.

      • 113.   A. V. SATEESH, B. UMESH CHANDRA, S. R. CHAKRAVARTHY, JOB KURIAN and R. I. SUJITH (2000) "An Experimental Study of Cavity-Induced Acoustic Field in a Confined Supersonic Flow", 5th National Conference on Air Breathing Engines, December 21-23, Hyderabad.

      • 114.   B. RAMANARAYANAN, S. V. ROSS, R. I. SUJITH and S. R. CHAKRAVARTHY (2000) "Development of an Acoustically Excited Solid Waste Incinerator - Part I: Liquid Fuel Ramjet Analog", AIAA Paper Number 2000-0596, 38th Aerospace Sciences Meeting, January 10-14, Reno, Nevada, USA.

      • 115.   S V. PAROOR, A. HARNOOR, S. R. CHAKRAVARTHY and R. I. SUJITH (2000) "Development of an Acoustically Excited Solid Waste Incinerator - Part II: Solid Fuel Ramjet Analog", AIAA Paper Number 2000-0597, 38th Aerospace Sciences Meeting, January 10-14, Reno, Nevada, USA.

      • 116.   T. M. MURUGANANDAM, SRIHARI LAKSHMI, A. A. RAMESH, S. R. VISWAMURTHY, R. I. SUJITH and B. M. SIVARAM (2000) "Quantification of Mixing of Oxygen and Iodine in Chemical Oxygen Iodine Lasers using Planar Laser Induced Fluorescence", Paper Number AIAA 2000-0203, 38th Aerospace Sciences Meeting, January 10-14, Reno, Nevada, USA.

      • 117.   B. KARTHIK, , N. VENKARESWARLU, B. V. R. KOWSIK, R. I. SUJITH, S. R. CHAKRAVARTHY and E. G. Tulapukara (2000) "Vortex-Resonant Sound Interaction in a Duct Containing an Orifice", AIAA Paper Number 2000-2561, AIAA flow Control Symposium, June 19-22, Denver, Colorado, USA.

      • 118.   V. RAYAPUDI, N. VENKARESWARLU, B. V. R. KOWSIK, B. KARTHIK, S. R. CHAKRAVARTHY and R. I. SUJITH (2000) "Vortex Shedding in Segmented Solid Rocket Motors: Acoustic Mode Shifts", AIAA Paper Number 2000-3808, AIAA/ASME/SAE/ASEE Joint Propulsion Conference, July 17-19, Huntsville, Alabama, USA.

      • 119.   AWASTHI, I. H. THAKAR, A. E. BEYLICH, R. I. SUJITH and J. KURIAN (2000) "Low Density Heat Transfer to Blunt Cylinders",22nd Symposium on Rarefied Gas Dynamics, July 9-14, Sydney, Australia.

      • 120.   J. K. KAKKASSERY, R. I. SUJITH and J. KURIAN (2000) "On the Break Down of Continuum and Shock Formation in Low Density Flows", 22nd Symposium on Rarefied Gas Dynamics, July 9-14, Australia.

      • 121.  S. K. OMAR, T. PONNURANGAM, N. PRAKASAM, B. KARTHIK, S. R. CHAKRAVARTHY and R. I. SUJITH (2000) "Augmentation Of Propellant Burning Rate by Acoustic Oscillations", International Conference on High Energy Materials, December, Trivandrum.

      • 1999

      • 122.   H. THAKER, V. S. R. SOMANDEPALLI, S. R. CHAKRAVARTHY, R. I. SUJITH and J. KURIAN (1999) "Characterization of Acoustic Field Induced by Flow Past Cavities in Supersonic Combustors", AIAA Paper Number 1999-2637, AIAA/ASME/SAE/ASEE Joint Propulsion Conference, June 20-23, Los Angeles, USA.

      • 123.   T. M. MURUGANANDAM, SRIHARI LAKSHMI, R. I. SUJITH and B. M. SIVARAM (1999) "Planar Laser Induced Fluorescence for Investigating Mixing in a Subsonic Chemical Oxygen Iodine Lasers", International Conference on Laser Materials and Devices, held at Laser Science and Technology Centre, pp. 310-313, December 8-10, Metcalfe House, Delhi.

      • 124.   R. RAMESH, S. PRADEEP and R. I. SUJITH (1999) "Studies of Freejets from Nozzles for High Speed Mixing Applications", National Aerodynamics Conference of the Aeronautical Society of India, June 18-19, Trivandrum, India.

      • 125.   R. I. SUJITH, S. R. FRANCOIS, D. E. SCARBOROUGH, L. M. MATTA and B. T. ZINN (1999) "An Experimental Investigation of the Pyrolysis of Scrap Automotive Tires in the Presence of Acoustic Oscillations", Proceedings of the 5th Technical Sessions of the Madras India Chapter of the Acoustical Society of America, August 19-20.

      • 126.  T. M. MURUGANANDAM, SRIHARI LAKSHMI, R. I. SUJITH and B. M. SIVARAM (1999) "An Experimental Investigation of Mixing of Oxygen and Iodine in Chemical Oxygen Iodine Lasers using Planar Laser Induced Fluorescence", Proceedings of the National Aerodynamics Conference NAC - 99, The Aeronautical Society of India, pp. 160-174, June 18-19, Trivandrum.

      • 127.   I. H. THAKER, V. S. R. SOMANDEPALLI, S. R. CHAKRAVARTHY, R. I. SUJITH and J. KURIAN (1999) "Characterisation of Pressure Oscillations Induced by Confined Supersonic Flow Past Rectangular Cavities", National Aerodynamics Conference of the Aeronautical Society of India, June 18-19, Trivandrum.

      • 1998

      • 128.   B. KARTHIK, R. KRISHNA MOHANRAJ, R. RAMAKRISHNAN and R. I. SUJITH (1998) "Exact Solutions to One-Dimensional Acoustic Fields In Ducts with an Axial Mean Temperature Gradient and Damping", 4th Technical Session of the Madras India Regional Chapter of the Acoustical Society of America, August, Madras.

      • 129.   R. I. SUJITH, R. RAMESH, S. PRADEEP, S. SRIRAM and T. M. MURUGANANDAM (1998) "Mixing of High Speed Coaxial Jets", 4th National Conference on Air Breathings Engines, Indian Institute of Science, December 3-5, Bangalore, India.

      • 130.   R. I. SUJITH, B. KARTHIK, R. KRISHNA MOHANRAJ, RAJESH RAMAKRISHNAN and B. MANOJ KUMAR (1998) "Exact Solutions to One-Dimensional Acoustic Fields with Temperature Gradient, Mean Flow and Damping", Inter-Noise 98, November16-18, Christchurch, New Zealand.

      • 1997

      • 131.   M. L. D. S. DISSEAU, S. MENON, J. JAGODA, and R. I. SUJITH (1997) "Effects of Gravity on Turbulent, Premixed Flame Propagation - A Preliminary Cold Flow Study", AIAA Paper Number 97-0672, 35th Aerospace Sciences Meeting, January 6-7, Reno, Nevada.

      • 132.   B. MANOJ KUMAR and R. I. SUJITH (1997) "Exact Solution for Longitudinal Vibration of Non-Uniform Rods", 48th Annual General Body Meeting of the Aeronautical Society of India, January 26-28, Trivandrum.

      • 133.   R. I. SUJITH, T. JOHN and B. T. ZINN (1997) "Enhancement of Mass Transfer from a Packed Bed using Acoustic Oscillations", 3rd Technical Session of the Madras India Regional Chapter of the Acoustical Society of America, September 8-9, Goa, India.

      • 1996-1990

      • 134.  B. DEEPENDRAN, R. I. SUJITH and J. KURIEN (1996) "Impingement of Low Density Free Jets on a Flat Plate", 20th International Symposium on Rarefied Gas Dynamics, August 19-24, Beijing, China.

      • 135.  R. I. SUJITH and L. M. MATTA (1996) "On the Eigenvalues of the Wave Equation for Ducts with an Axial Temperature Gradient", 47th annual meeting of the Aeronautical Society of India, January 6-8, IIT Madras, Chennai, India.

      • 136.   B. MANOJ KUMAR and R. I. SUJITH (1996) "Sound Propagation in Combustors with Temperature Gradients", 3rd National conference on Air Breathing Engines, December 28-30, IIT Madras, Chennai, India.

      • 137.   S. MENON, J. I. JAGODA and R. I. SUJITH (1995) "Premixed Turbulent Flame Propagation in Microgravity", 3rd International Microgravity Combustion Workshop, April 1-14, Cleveland, Ohio.

      • 138.   R. I. SUJITH, G. A. WALDHERR, J. I. JAGODA and B. T. ZINN (1995) "Experimental Investigation of the Evaporation of Droplets in Axial Acoustic Fields", AIAA Paper Number 95-0495, 33rd Aerospace Sciences Meeting, January 9-12, Reno, Nevada.

      • 139.   R. I. SUJITH, G. A. WALDHERR, and B. T. ZINN (1994) "Exact Solution for One dimensional Acoustic Fields in Ducts with an Axial Temperature Gradient". AIAA Paper Number 94-0359, 32nd Aerospace Sciences Meeting, January 10-13, Reno, Nevada, USA.

      • 140.  R. I. SUJITH, G. A. WALDHERR, J. I. JAGODA and B. T. ZINN (1994) "Experimental Investigation of the Behavior of Droplets in Axial Acoustic Fields". ASME Winter Annual Meeting, November 6-11, Chicago, USA.

      • 141.   R. I. SUJITH, G. A. WALDHERR, J. I. JAGODA and B. T. ZINN (1993) "The Dynamics of Small Droplets in an Acoustic field", International Workshop on Pulse Combustion, August 2-5, University of Lund, Lund, Sweden.

      • 142.   R. I. SUJITH, F. CHEN, B. R. DANIEL, J. I. JAGODA and B. T. ZINN (1991) "Investigation of the Acoustic Characteristics of the Mixing Chamber of a Helmholtz Pulse Combustor", Proceedings of the Pulse Combustion Symposium, August 5-8, Monterey, California, USA.