Imagination is more important than knowledge. For knowledge is limited to all we now know and understand, while imagination embraces the entire world, and all there ever will be to know and understand.

                                                                                                                                            —Albert Einstein

Publications

Control of Supersonic Impinging Jets

Journal Articles
  1. R. Kumar, S. Lazic, F.S. Alvi. "Control of High-Temperature Supersonic Impinging Jets Using Microjets," AIAA Journal Vol. 47, No. 12, December 2009

  2. Alvi, F. S., H. Lou, C., Shih, C and R. Kumar., “Experimental Study of Physical Mechanisms in the Control of Supersonic Impinging Jets Using Microjets,” Journal of Fluid Mechanics, vol. 613, 2008, pp. 55-83, 2008.

  3. A.M. Annaswamy, J.J. Choi, F.S.Alvi "Pulsed Microjet Control of Supersonic Impinging Jets Via Low-Frequency Excitation," Journal of Systems and Control Engineering 2008 (Special Issue), 222(I5), 279-296.

  4. H Lou, F S Alvi and C Shih. "Active and Passive Control of Supersonic Impinging Jets," AIAA Journal Vol. 44, No. 1, January 2006

  5. F S Alvi, C Shih, R Elavarasan, G Garg and A Krothapalli. "Control of Supersonic Impinging Jet Flows Using Supersonic Microjets," AIAA Journal Vol. 41, No. 7, July 2003

  6. Alvi, F. S., Ladd, J. A. and Bower, W. W. “Experimental & Computational Investigation of Supersonic Impinging Jets,” AIAA Journal, Vol. 40, No. 5, May 2002.

  7. A Krothapalli, E Rajkuperan, F Alvi and L Lourenco. "Flow Field and Noise Characteristics of a Supersonic Impinging Jet," J. Fluid Mech., Vol. 392, p. 155-181, 1999

Conference Papers and Proceedings
  1. J. Gustavsson, P. Ragaller, R. Kumar, F.S. Alvi "Temperature Effect of Acoustics of Supersonic Impinging Jet, " AIAA 2010

  2. Kumar, R., Venkatkrishnan, L., Wiley, A. and Alvi, F. S., “Role of Coherent Structures in Supersonic Impinging Jet Noise and Its Control,” 16th AIAA Aeroacoustic Conference and Exhibit, June 2010, Stockholm, Sweden.

  3. Gustavsson, J., Ragaller, P., Kumar, R. and Alvi, F. S., “Aeracoustics of Impinging Jets at Very High Temperatures", 16th AIAA Aeroacoustic Conference and Exhibit, June 2010, Stockholm, Sweden.

  4. Kumar, R., Wiley, A. and Alvi, F. S., “Noise and Flowfield Characteristics of a Supersonic Jet Impinging on a Porous Surface,” 48th AIAA Aerospace Meeting and Exhibit, Orlando, 2010.

  5. K.A. Phalnikar, R. Kumar, F.S. Alvi "Experiments on Free Impinging Supersonic Microjets," Exp. Fluids, 2008

  6. R. Kumar, S. Lazic, F.S. Alvi"Active Control of High Temperature Supersonic Impinging Jets," 46th AIAA Aerospace Sciences Meeting and Exhibit January 2008

  7. Kumar, R., Lazic, S. and Alvi, F. S. “High Temperature Supersonic Impinging Jets And Their Control,” FLUCOME 2007, Tallahassee, FL, September 2007.

  8. J J Choi, A Annaswamy, H Lou and F S Alvi." Active Control of Supersonic Impingement Tones using Steady and Pulsed Microjets," Springer 10.1007/s00348-006-0189-7, July 2006

  9. Choi, J., Annaswamy, A.M., Egugnwu, O. and Alvi, F. S., “Active Noise Control of Supersonic Impinging Jets Using Pulsed Microjets,” AIAA Paper, presented at the 43rd AIAA Aerospace Meeting and Exhibit, Reno, Nevada, 10-13 January, 2005.

  10. Choi, J., Wee,. D., Annaswamy and Alvi, F. S., “Active Noise Control of Supersonic Impinging Jets Using a Physical Model,” AIAA Paper 2005-2893, presented at 11th AIAA/CEAS Aeroacoustic Conference and Exhibit, Monterey, CA, June 2005.

  11. L N Cattafesta, D R Williams, C W Rowley and F S Alvi. "Active Control of Supersonic Impinging Jets: Flowfield Properties and Closed-loop Strategies," AIAA Paper 2003-3567, June 2003

  12. H Lou, C Shih and F S Alvi."A PIV Study of Supersonic Impinging Jets," AIAA Paper 2003-3263, May 2003

  13. Annaswamy, A. M., Alvi, F. S., Choi, J., Sahoo, D. and Lou, H. “Active Control of Supersonic Impinging Jets Using POD Models,” AIAA Paper presented at the CDC Conference, Dec. 2002, Las Vegas, NV.

  14. C. Shih, H. Lou, Alvi, F. S. and Krothapalli, A. “Microjet Control Of Supersonic Impinging Jets - Control Strategy And Physical Mechanisms,” AIAA Paper 2002-6009, AIAA 2002 Biennial International Powered Lift Conference and Exhibit, Williamsburg, VA, Nov. 2002.

  15. A Krothapalli and F S Alvi." Aeroacoustics of Single and Multiple Supersonic Impinging Jets," AIAA Paper 2002-5977, November 2002

  16. H Lou, F S Alvi, C Shih, J Choi and A Annaswamy." Active Control of Supersonic Impinging Jets: Flow Field Properties and Closed-Loop Strategies," AIAA Paper 2002-2728, June 2002

  17. Lou, H., Alvi, F. S., Shih, C., Annaswamy, A.M., and Choi, J, “Active Control of Supersonic Impinging Jets: Flowfield Properties and Closed-loop Strategies Flowfield Properties of Supersonic Impinging Jets with Active Control,” AIAA Paper 2002-2728.

  18. Shih, C., Alvi, F. S., Lou, H. and Garg. G., “Optimal Control of Supersonic Impinging Jets Using Microjets,” AIAA Paper, 31st AIAA Fluid Dynamics Conference & Exhibit 11-14 June 2001, Anaheim, CA.

  19. Alvi, F. S., Krothapalli, A. and Shih, C. “Active Control of the Feedback Loop in High Speed Jets,” AIAA Paper 2001-0373, 39th AIAA Aerospace Sciences Meeting, Reno, Jan. 2001.

  20. Alvi, F. S., Garg, G., Shih, C. and Krothapalli, A., “A New Approach for Controlling Unsteady Supersonic Impinging Jets,” Paper presented at the International Symposium on Advances in Experimental Fluid Mechanics, Indian Institute of Sciences, India, Dec. 2000.

  21. Alvi, F. S. and Ladd, J. A., “Experimental & Numerical Investigation of Supersonic Impinging Jets,” AIAA Paper 2000-2224, AIAA, Fluids 2000 Conference, June, 2000.

  22. Alvi, F. S., Elavarasan, R., Shih, C., Garg. G. and Krothapalli, A. “Active Control of Supersonic Impinging Jets Using Microjets,” AIAA Paper 2000-2236, AIAA, Fluids 2000 Conference, June,” 2000, Denver, CO.

  23. Krothapalli, A., Shih, C. and Alvi, F. S., “Active Control of Supersonic Impinging Jets,” NATO Symposium on Active Control Technology for Enhanced Performance Operational Capabilities of Military Aircraft, Land Vehicles and Sea Vehicles, Braunschweig, Germany, May 8-11, 2000.

  24. Alvi, F. S. and Iyer, K., "Mean and Unsteady Properties of Supersonic Impinging Jets with Lift Plates,," AIAA Paper 99-1829, 5th AIAA/CEAS Aeroacoustics Conference, Bellevue, WA, May 10-12, 1999

  25. Krothapalli, A., Rajakuperan, E. Alvi, F. S. and Lourenco, L., “Flow field and Noise Characteristics of a Supersonic Impinging Jet,” AIAA Paper 98-2239, AIAA/CEAS Aeroacoustics Conference, 4th, Toulouse, France, June 2-4, 1998.