PUBLICATIONS
A. Books, and Monographs
1. Krothapalli, A., and
Smith, C. A., Editors, Recent
Advances in Aerodynamics,
Springer-Verlag, New
York, 1986, 755 pages.
2. Krothapalli, A., and
Smith, C. A., Editors, Recent Advances in Aeroacoustics, Springer-Verlag, New
York, 1985, 511 pages.
B.
Articles in Journals and Books
1. Arakeri, J.H., Das, D., Krothapalli, A., and Lourenco,
L., ÒVortex Ring Formation at the Open End of a Shock Tube: a PIV StudyÓ, Physics
of Fluids, 2004, in press.
2. Moreno, D., Krothapalli, A., Alkislar, M.B. and
Lourenco, L.M., ÒLow Dimensional Model of a Supersonic Rectangular JetÓ, Physical
Review E, 2004, in press.
3. Krothapalli, A. and Greska, B., ÒHigh-speed jet noise
suppression using microjetsÓ, European Community on Flow, Turbulence, and
Combustion (ERCOFTAC) Bulletin #58: Aeroacoustics, 2003, 9-12.
4. Venkatakrishnan, L., Elavarasan, R., Lourenco, L.,
Bhat, G. and Krothapalli, A., ÒPIV Study of a Cloud-like FlowÓ, Current
Science, 85 (6),
2003, 778-785.
5. Krothapalli, A., Venkatakrishnan, L., Lourenco, L.,
Greska, B., and Elavarasan, R., ÒTurbulence and Noise Suppression of a
Supersonic Jet by Water InjectionÓ, J. Fluid Mechanics, 491, 2003,
131-159.
6. Arakeri, V.H., Krothapalli, A., Siddavaram, V.,
Alkislar, M. and Lourenco, L., ÒOn the use of Microjets to Suppress Turbulence
in a Mach 0.9 Axisymmetric JetÓ, J. Fluid Mechanics, 490, 2003, 75-98.
7. Alkislar, M. B., Krothapalli, A., and Lourenco, L. M.,
ÒStructure of a Screeching Rectangular Jet: a stereoscopic PIV StudyÓ, J.
Fluid Mechanics, 489, 2003,
121-154.
8. Alvi, F.S., Elavarasan, R., Shih, C., Garg, G., and
Krothapalli, A., ÒControl of Supersonic Impinging Jet Flows using MicrojetsÓ, AIAA
Journal, 41 (7), 2003,
1347-1355.
9. Elavarasan, R., Krothapalli, A., Venkatakrishnan, L.,
and Lourenco, L., ÒSuppression of Self-Sustained Oscillations in a Supersonic
Impinging JetÓ, AIAA Journal, 39 (12), 2001, 2366-2373.
10. Koc-Alkislar, E., Lourenco, L. and Krothapalli, A.,
ÒCountercurrent Shear Layer Control of Premixed FlamesÓ, Advances in Chemical
Propulsion, Editor: G. D. Roy, CRC
Press, 2001, 291-302.
11. Ding, Z., Hussaini, M.Y., Erlebacher, G., and
Krothapalli, A., ÒComputational Study of Shock Interaction with a Vortex RingÓ,
Physics of Fluids, 13 (10), 2001, 3033-3048.
12. Deshmukh, A., Middelkoop, T., Krothapalli, A.,
Shields, W., Chandra, N., and Smith, C.A., ÒMulti-Agent Design Architecture for
Intelligent Synthesis EnvironmentÓ, Journal of Aircraft, 38 (3),
2001, 215Ð223.
13. Bhat, G.S., and Krothapalli, A., ÒSimulation of Round
Jet and Plume in a Regional Atmospheric ModelÓ, Monthly Weather Review, 128
(12), 2000, 4108-4117.
14. Alkislar, M. B., Lourenco, L. M. and
Krothapalli, A., ÒStereoscopic PIV Measurements of a Screeching Supersonic
JetÓ, Journal of Visualization, 3
(2), 2000, 135-143.
15. Alvi, F.S., Strykowski, P.J., Krothapalli, A., and
Forliti, D., ÒVectoring Thrust in Multi-axes using Confined Shear LayersÓ,
ASME Journal of Fluids Engineering, 122 (1), 2000, 3Ð13.
16. Elavarasan, R., Venkatakrishnan, L., Krothapalli, A.,
and Lourenco, L., ÒA PIV Study of a Supersonic Impinging JetÓ, Journal of
Visualization, 2 (3/4), 2000, 213Ð221.
17. Strykowski, P.J., and Krothapalli, A., ÒVectoring
Thrust using Confined Shear LayersÓ, Naval Research Reviews, 51 (3&4),
1999, 24-34.
18. Krothapalli, A., Rajakuperan, E., Alvi, F., and
Lourenco, L., ÒFlow Field and Noise Characteristics of a Supersonic Impinging
JetÓ, J. Fluid Mechanics, 392,
1999, 155-181.
19. Krothapalli, A., Strykowski, P.J., and King, C.J.,
ÒOrigin of Streamwise Vortices in Supersonic JetsÓ, AIAA Journal, 36 (5),
1998, 869-872.
20. Lourenco, L., Shen, H., Krothapalli, A., and
Strykowski, P.J., Ò Whole Field Measurements of an Excited Premixed Flame Using
On-line PIVÓ, Developments in Laser Techniques and Fluid Mechanics, Springer-Verlog, 1997, 425- 437.
21. Krothapalli, A., Soderman, P.T., Allen, C.S., Hayes,
J.A., and Jaeger, S.M., " Flight Effects on the Far-Field Noise of a
Heated Supersonic Jet", AIAA Journal, 35 (6), 1997, 952-957.
22. Krothapalli, A., Shih, C., and Lourenco, L.,
"Visualization of Velocity and Vorticity Fields", Atlas of Flow
Visualization, 3, 1997, 69- 82.
23. Strykowski, P.J., Krothapalli, A., and Forliti, D.,
"Counterflow Thrust Vectoring of Supersonic Jets", AIAA Journal, 34
(11), 1996, 2306-2314.
24. Washington, D., Alvi, F.S., Strykowski, P.J., and Krothapalli,
A., "Multi-Axis Thrust Vector Control of a Supersonic Jet using
Counterflow", AIAA Journal, 34
(8), 1996, 1734-1736.
25. Alvi, F.S., Krothapalli, A., Washington, D., and King,
C.J., "Aeroacoustic Properties of a Supersonic Diamond-Shaped Jet", AIAA
Journal, 34 (8), 1996,
1562-1569.
26. Lourenco, L.M., and Krothapalli, A., "Particle
Image Velocimetry ", Handbook of Fluid Dynamics & Fluid Machinery; Vol. II, Editors: Fuchs and Schetz, John Wiley &
Sons, 1996, 988-1012.
27. Alvi, F.S., Krothapalli, A., and Washington, D.,
"An Experimental Study of a Compressible Countercurrent Turbulent Shear
Layer", AIAA Journal, 34 (4), 1996, 738-745.
28. Strykowski, P.J., Krothapalli, A., and Jendoubi, S.,
"The Effect of Counterflow on the Development of a Compressible Shear Layer",
Journal of Fluid Mechanics, 308, 1996, 63-96.
29. Krothapalli, A., and Hsia, Y.C., "Discrete Tones Generated by a
Supersonic Jet Ejector", J. Acoustical Society of America, 99 (2),
1996, 777-784.
30. Whitley, N., Krothapalli, A., and Van Dommelen, L.,
"A Determinate Model of Thrust Augmenting Ejectors", J.
Theoretical and Computational Fluid Dynamics, 8 (1), 1996, 37-55.
31. Mungal, M.G., Lourenco, L.M., and Krothapalli, A.,
"Instantaneous Velocity Measurements in Laminar and Turbulent Premixed
Flames Using On-Line PIV", Combust.Sci. & Tech., 106,
1995, 239-265.
32. Shih, C., Lourenco, L., and Krothapalli, A., "An
Experimental Investigation of the Flow at Leading and Trailing Edges of a
Pitching Airfoil", AIAA Journal,
33 (8), 1995, 1369-1376.
33. Lourenco, L., and Krothapalli, A., "On the
Accuracy of Velocity and Vorticity Measurements with PIV", Experiments
in Fluids, 18, 1995, 421-428.
34. Strykowski, P.J., Krothapalli, A., and Wishart, D.,
"The Enhancement of Mixing in High-Speed Heated Jets Using a
Counterflowing Nozzle", AIAA Journal, 31 (9),
1993, 2033-2038.
35. Wishart, D. P., Krothapalli, A., and Mungal, M.
G., "Supersonic Jet Control
via Point Disturbances Inside the Nozzle", AIAA Journal, 31(7),
1993, 1340-1341.
36. Lourenco, L., Shih, C., and Krothapalli, A., "Observations on the Near
Wake of a Yawed Circular Cylinder", Laser Tech. and Applications in
Fluid Mechanics, Springer-Verlag,
1993, 257-284.
37. Shih, C., Krothapalli, A., and Gogineni, S. P., "Experimental Observations
of Instability Modes in a Rectangular Jet", AIAA Journal, 30
(10), 1992, 2388-2394.
38. Shih, C., Lourenco, L., Van Dommelen, L., and
Krothapalli, A., "Unsteady
Flow Past an Airfoil Pitching at a Constant Rate", AIAA Journal, 30 (5),
1992, 1153-1161.
39. Krothapalli, A., Buzyna, G., and Lourenco, L., "Streamwise Vortices in an
Underexpanded Axisymmetric Jet", Physics of Fluids A, 3 (8),
1991, 1848-1851.
40. Krothapalli, A., Lourenco, L., and Shih, C., ÒVortex
Interactions in the Transition Region of a Rectangular Jet", Separated
Flows and Jets, Editors: Kozlov and
Dovgal, IUTAM Symposium, Novosibirsk/USSR, Springer-Verlog, 1991, 775-784.
41. Chandrasekhara, M. S., Krothapalli, A., and Baganoff,
D., "Mixing Characteristics
of a Supersonic Multiple Jet Ejector", J. Propulsion and Power,
7 (3), 1991, 462-464.
42. Krothapalli, A., McDaniel, J., and Baganoff, D., "Effect of Slotting on the Noise
of an Axisymmetric Supersonic Jet", AIAA Journal, 28
(12), 1990, 2136-2138.
43. Krothapalli, A., Lourenco, L., and Buchlin, J.
M., " Separated Flow Upstream
of a Jet in a Cross Flow", AIAA Journal, 28 (3),
1990, 414-420.
44. Lourenco, L., Krothapalli, A., and Smith, C. A.,
"Particle Image Velocimetry ", Advances in Fluid Mechanics
Measurements, Ed: M. Gad-el-Hak,
Springer- Verlag, 1989, 128-199.
45. Hsia, Y., Krothapalli, A., and Baganoff, D., "Mixing of an Underexpanded
Rectangular Jet Ejector", Journal of Propulsion and Power, 4 (3),
1988, 256-262.
46. Lourenco, L., and Krothapalli, A., "Particle
Image Displacement Velocimetry Measurements of a Three Dimensional Jet", The
Physics of Fluids, 31 (7), 1988, 1835-1837.
47. Lourenco, L., and Krothapalli, A., "The Role of
Photographic Parameters in Laser Speckle or Particle Image Displacement
Velocimetry", Experiments in Fluids, 5 (1), 1987, 29-32.
48. Chandrasekhara, M.S., Krothapalli, A., and Baganoff,
D., "On the Similarity of
Ejector Wall Pressure Distributions", AIAA Journal, 25 (9),
1987, 1266-1268.
49. Lourenco, L., and Krothapalli, A., "Application
of PIDV to the Study of the Temporal Evolution of the Flow Past a Circular
Cylinder", Laser Anemometry in Fluid Mechanics-III, Editors: R. J. Adrian et.al, Ladon-Instituto
Superior Tecnico, Lisbon, 1987, 161-177.
50. Krothapalli, A., Hsia, Y., Baganoff, D., and
Karamcheti, K., "The Role of Screech Tones on Mixing of an Underexpanded
Rectangular Jet", Journal of Sound and Vibration, 106,
1986, 119-143.
51. Krothapalli, A., and Horne, W. C., "Observations on the Structure of
an Edge-Tone Flow Field", AIAA Journal, 24 (8),
1986, 1385-1388.
52. Lourenco, L., Krothapalli, A., Buchlin, J. M., and
Riethmuller, M. C., "An
Non-Invasive Technique for the Measurement of Unsteady Velocity Fields", AIAA
Journal, 24, 1986, 1715-1717.
53. Krothapalli, A.,
"On Discrete Tones Generated by an Impinging Underexpanded Rectangular
Jet", AIAA Journal, 23 (12), 1985, 1910-1915.
54. Hsia, Y., Baganoff, D., Krothapalli, A., and
Karamcheti, K., "An Enhanced Flow Visualization Technique for Planar
Shear Layers", AIAA Journal, 22 (3), 1984, 439-441.
55. Hsia, Y., Krothapalli, A., Baganoff, D., and
Karamcheti, K., "Effects of
Mach Number on the Development of a Subsonic Rectangular Jet", AIAA
Journal, 21 (2), 1983, 176-177.
56. Krothapalli, A., Karamcheti, K., Hsia, Y., and
Baganoff, D., "On Edgetones
in High Speed Flows and Their Application to Multiple Jet Mixing", AIAA
Journal, 21 (7), 1983, 937-938.
57. Krothapalli, A., Baganoff, D., and Karamcheti, K.,
" Partially Confined Multiple Jet Mixing", AIAA Journal, 19 (3),
1981, 323-328.
58. Krothapalli, A., Baganoff, D., and Karamcheti,
K., "On the Mixing of a
Rectangular Jet", Journal of Fluid Mechanics, 107,
1981, 201-220.
59. Krothapalli, A., Baganoff, D., and Karamcheti,
K., "The Development and
Structure of a Rectangular Jet in a Multiple Jet Configuration", AIAA
Journal, 18 (8), 1980, 945-950.
60. Tennant, J. S., Johnson, W. S., and Krothapalli,
A., "Moving Tuft Method for
Stagnation point location", Journal of Aircraft, 13 (1), 1976, 61-62.
61. Tennant, J. S., Johnson, W. S., and Krothapalli,
A., "Rotating Cylinder for
Circulation Control of an Airfoil", Journal of Hydronautics, 10,
1976, 102-105.
1. Krothapalli, A., ÒHigh-Speed Jet Noise SuppressionÓ, Combustion
& Noise Control, Ed: G.D. Roy (Proceedings of International Colloquium on
Combustion and noise Control, Cranfield, UK), August 2003, 159-163.
2. Krothapalli, A., ÒHigh-Speed Jet Noise Suppression: a
Review and an ExtensionÓ, Advances in Fluid Mechanics (Proceedings of
symposium on Advances in Fluid Mechanics, Bangalore, India), Eds: Alam et al, July 2003, 34-62.
3. Krothapalli, A., Greska, B., and Arakeri, V., ÒOn the
limitations of high speed jet noise suppressionÓ, FEDSM2003-45055, 4th
ASME-JSME Joint Fluids Engineering conference, July 2003.
4. Shih, C., Beahn, J., Krothapalli, A., and
Chandrasekhara, M.S., ÒControl of compressible dynamic stall using microjetsÓ,
FEDSM2003-45627, 4th ASME-JSME Joint Fluids Engineering conference, July 2003.
5. Greska, B., Krothapalli, A., and Arakeri, V., ÒA
further investigation into the effect of microjets on high-speed jet noiseÓ,
AIAA Paper # 2003-3148, 9th AIAA/CEAS Aeroacoustics Conference, May 2003.
6. Krothapalli, A., Choutapalli, I., Alkislar, M.B., and
Lourenco, L.M., ÒAeroacoustics of twin supersonic impinging jetsÓ, AIAA Paper #
2003- 3316, 9th AIAA/CEAS Aeroacoustics Conference, May 2003.
7. Moreno, D., Krothapalli, A., and Greska, B., ÒThe use
of proper orthogonal decomposition method in the study of high speed jet
noiseÓ, AIAA Paper # 2003- 3317, 9th AIAA/CEAS Aeroacoustics
Conference, May 2003.
8. Krothapalli, A., Arakeri, V. and Greska, B., ÒMach
Wave Radiation: a Review and an ExtensionÓ, AIAA Paper # 2003-1200, 41st
Aerospace Sciences Meeting & Exhibit, January 2003.
9. Krothapalli, A., and Alvi, F.S., ÒAeroacoustics of
Single and Multiple Supersonic Impinging JetsÓ, AIAA Paper # 2002-5977, 2002
Biennial International Powered Lift Conference and Exhibit, November 2002.
10. Shih, C., Lou, H., Alvi, F.S., and
Krothapalli, A., ÒMicrojet Control of Supersonic Impinging Jets - Control
Strategy and Physical Mechanisms,Ó AIAA Paper # 2002-6009, 2002 Biennial
International Powered Lift Conference and Exhibit, November 2002.
11. Lourenco, L.M., Alkislar, M., and Krothapalli, A., Ò
Velocity and Density Field Measurements in a Supersonic JetÓ, Proceedings of
11th International Symposium on Laser Techniques for Fluid Mechanics, Lisbon, Portugal, July 2002.
12. Madruga, M., Lourenco, L.M., and Krothapalli, A., ÒA
Stereoscopic Study of a Vectored Rectangular JetÓ, Proceedings of 11th
International Symposium on Laser Techniques for Fluid Mechanics, Lisbon, Portugal, July 2002.
13. Krothapalli, A., Greska, B., and Arakeri, V., ÒHigh
ÐSpeed Jet Noise Reduction Using MicrojetsÓ, AIAA 2002- 2450, 8th
AIAA/CEAS Aeroacoustics Conference,
June 2002.
14. Moreno, D., Krothapalli, A., Alkislar, M., and
Lourenco, L., ÒLow Dimensional Description of an Underexpanded JetÓ, AIAA 2002-
2601, 8th AIAA/CEAS Aeroacoustics Conference, June 2002.
15. Arakeri, V.H., Krothapalli, A., Siddavaram, V,
Alkislar, M., and Lourenco, L., Ò Turbulence Suppression in the Noise Producing
Region of an M = 0.9 JetÓ, AIAA 2002-2523, 8th AIAA/CEAS Aeroacoustics
Conference, June 2002.
16. Krothapalli, A., Venkatakrishnan, L., Elavarasan, R.,
and Lourenco, L., ÒTurbulence Suppression in a Supersonic Jet with Water
InjectionÓ, Proceedings of the Second Int. Symp. On Turbulence and Shear
Flow Phenomena, Stockholm, June 2001.
17. Das, D., Arakeri, J., Krothapalli, A., and Lourenco,
L.M., ÒCompressible Vortex: A PIV StudyÓ, AIAA 2001-2214, 7th
AIAA/CEAS Aeroacoustics Conference,
Maastrich, Netherlands, May 2001.
18. Krothapalli, A., Alkislar, M.B., and Lourenco, L.M.,
ÒThe Role of Large Scale Coherent Structures on Screech AmplitudeÓ, AIAA
2001-2144, 7th AIAA/CEAS Aeroacoustics Conference, Maastrich, Netherlands, May 2001.
19. Krothapalli, A., Elavarasan, R., Alvi, F. and Shih,
C., ÒActive Control of Supersonic Impinging JetsÓ, RTOÐMP-051, Proceedings
of Active Control Technology for
Enhanced Performance Operational Capabilities of Military Aircraft, Land
Vehicles and Sea Vehicles Conference,
Bruaunschweig, Germany, June 2001.
20. Krothapalli, A., ÒHigh Speed Jet Noise and Its
ControlÓ, Proceedings of the international symposium on Recent Advances in
Experimental Fluid Mechanics, Indian
Institute of Technology, Kanpur, INDIA, December 2000, pp 360-375.
21. Lourenco, L., and Krothapalli, A., ÒTrue Resolution
PIV: A Mesh-free Second-Order
Accurate AlgorithmÓ, Proceedings of the 10 th International
Symposium on Applications of Laser Techniques in Fluid Mechanics, Lisbon, Portugal, July 2000.
22. Krothapalli, A., Venkatakrishnan, and Lourenco, L.,
ÒCrackle: A Dominant Component of Supersonic Jet Mixing Noise, AIAA Paper #
2000-2024, 6th AIAA/CEAS Aeroacoustics Conference, Hawaii, June
2000.
23. Krothapalli, A., Venkatakrishnan, L., Elavarasan, R.,
and Lourenco, L., ÒSupersonic Jet Noise Suppression by Water InjectionÓ, AIAA
Paper # 2000-2025, 6th AIAA/CEAS Aeroacoustics Conference, Hawaii,
June 2000.
24. Venkatakrishnan, L., Elavarasan, R., and Krothapalli,
A., ÒForward Flight Effects on Fan Noise from Supersonic 2-D InletsÓ,
AIAA-2000-0350, 38th AIAA Aerospace Sciences Meeting, January 2000.
25. Elavarasan, R., Venkatakrishnan, L., Krothapalli, A., and
Lourenco, L., ÒSupersonic Twin Impinging JetsÓ, AIAA-2000-0812, 38th
AIAA Aerospace Sciences Meeting,
January 2000.
26. Washington, D., and Krothapalli, A., ÒLocation of
Turbulent Mixing Noise Sources in Supersonic JetsÓ, AIAA 99-0079, 37th
AIAA Aerospace Sciences Mtg., January 1999.
27. Elavarsan, R., Lourenco, L., Venkatakrishnan, L., and
Krothapalli, A., ÒApplication of PIV to Large Scale STOVL Supersonic Jet
Facility, AIAA 99-0271, 37th AIAA Aerospace Sciences Mtg., January 1999.
28. Lourenco, L.M., and Krothapalli, A., ÒMesh-free,
Second-Order Accurate Algorithm for PIV ProcessingÓ, Proceedings of
International Conference on Optical Technology and Image Processing in Fluid,
Thermal and Combustion FlowÓ,
Yokohama, Japan, Dec. 1998.
29. Elavarasan R., Venkatakrishnan, L., Krothapalli, A.,
and Lourenco, L., ÒA PIV Study of a Supersonic Impinging JetÓ, Proceedings
of International Conference on Optical Technology and Image Processing in
Fluid, Thermal and Combustion FlowÓ,
Yokohama, Japan, Dec. 1998.
30. Krothapalli, A., Elavarasan, and Rajkuperan, E.,
ÒAeroacoustics of Supersonic Impinging Jets in HoverÓ, AIAA 98-3860, 34th
AIAA/ASME/SAE/ASEE Joint Propulsion Conf.,
July 1998.
31. Krothapalli, A., Rajakuperan, E., Alvi, F., and
Lourenco, L., ÒFlow Field and Noise Characteristics of a Supersonic Impinging
JetÓ, AIAA 98-2239, 4th AIAA/CEAS Aeroacoustics meeting, Toulouse, France, June 1998.
32. Washington, D., and Krothapalli, A., ÒThe Role of
Water Injection the Mixing Noise of a Supersonic JetÓ, AIAA 98-2205, 4th
AIAA/CEAS Aeroacoustics meeting,
Toulouse, France, June 1998.
33. Deshmukh, A., Middelkoop, T., Krothapalli, A.,
Shields, W., Zhang, C., Chandra, N., Challa, M., and Smith, C.A., ÒMulti-Agent
Design Architecture for Integrated Design SystemsÓ, AIAA 98-0914, 36th
Aerospace Sciences Meeting, January
1998.
34. Lourenco, L., Krothapalli, A., and Smith, C.A., Ò
Recent Advances in Particle Image VelocimetryÓ, Proceedings of AGARD
Symposium on Advanced Aerodynamic Measurement Technology, Seattle, September 1997, CP-601 (5/98), pp.
7.1-7.12.
35. Ramaswamy, M.A., Alvi, F.S., and Krothapalli, A.,
ÒSpecial 6-component Jet Rig Balance for Studying New Thrust Vectoring
ConceptsÓ, 17th ICIASF Conference, Pacific Grove, September 1997.
36. Koc-Alkislar, E., Lourenco, L., Krothapalli, A., and
Strykowski, P.J., "Countercurrent Shear Layer Control of Flame
Stabilization", AIAA Shear Flow Control Conference, AIAA 97-1808, June 1997.
37. Strykowski, P.J., Schmidt, G.F., Alvi, F.S., and
Krothapalli, A., ÒVectoring Thrust Using Confined Countercurrent Shear LayersÓ,
28th AIAA Fluid Dynamics Conference, AIAA 97-1997, July 1997.
38. Krothapalli, Shih, C., Lourenco, L., Walker, S., and
P. Moriarty., ÒThe Near Wake Control of a Circular Cylinder at High Reynolds
NumberÓ, 35th Aerospace Sciences Meeting, AIAA 97-0211, January 1997.
39. Alvi, F., Sytrokowski, P.J., Washinton, D., and
Krothapalli, A., ÒMulti-Axis Fluidic Thrust Vectoring of Supersonic Jets via
counterflowÓ, 35th Aerospace Sciences Meeting, AIAA 97-0393, January 1997.
40. Strykowski, P.J., Schmid, G., Alvi, F., and
Krothaplli, A., "Counterflow Thrust Vector Control for Rocket
Propulsion", JANNAF Propulsion Meeting, Albuquerque, Dec. 1996.
41. Krothapalli, A., Wishart, D., Forliti, D., and Parekh,
D., "Role of Shock Cells on the Development of a Supersonic Jet"
(invited Paper), ASME Fluids Engineering Conference, July 1996.
42. Krothapalli, A., Soderman, P.T., Allen, C.S., Hayes,
J.A., and Jaeger, S.M., " Effects of Forward Flight on the Far-Field Noise
of a Heated Supersonic Jet", AIAA 96-1720, 2nd AIAA/CEAS Aeroacoustics
Conference, May 1996.
43. Strykowski, P.J., Krothapalli, A., and Forliti, D.,
"Counterflow Thrust Vectoring of Supersonic Jets", AIAA 96-0115, 34th
Aerospace Sciences Meeting, January
1996.
44. Wishart, D., and Krothapalli, A., "Mixing Chracterstics
of a Rectangular Jet in a Uniform Stream", AIAA 96-0199, 34th Aerospace
Sciences Meeting, January 1996.
45. Krothapalli, A., and Strykowski, P. J.,
"Revisiting Screech Tones: Effects of Temperature", AIAA 96-0644, 34th
Aerospace Sciences Meeting, January
1996.
46. Alvi.
F.S., Washington, D., and Krothapalli, A., "The Flowfield Characteristics
of a Mach 2 Diamond Jet", High Speed Jet Flows, ASME - FED-Vol. 214, 1995, pp. 127-132.
47. Strykowski, P.J., Alvi, F.S., and Krothapalli, A.,
"The Role of Velocity Ratio on Supersonic Jet Mixing", High Speed
Jet Flows, ASME - FED-Vol. 214, 1995,
pp. 97-102.
48. Alvi, F.S., Krothapalli, A., and Washington, D.,
"Fluctuating Pressure Measurements in a Highly Compressible Countercurrent
Turbulent Shear Layer", AIAA Paper 95-2175, 26th Fluid Dynamics
Conference, June 1995.
49. Krothapalli, A., Alvi, F.S., Washington, D., and King,
C.J., "Aeroacoustic Characteristics of a Supersonic Diamond-Shaped
Jet", CEAS/AIAA-95-170, Proceedings of the CEAS/AIAA 16th Aeroacoustics
Conference, Munich, Germany, June
1995.
50. King, C.J., Krothapalli, A., and Strykowski, P.J.,
"The Effect of Annular Counterflow on Supersonic Jet Noise",
CEAS/AIAA-95-169, Proceedings CEAS/AIAA 16th Aeroacoustics Conference,
Munich, Germany, June 1995.
51. Bobba, C.R., Venkatapathy, E., Krothapalli, A.,
DeHart, J.H., and Wishart, D.P., "Structure of Supersonic Plumes:
Computations and Measurements", 33rd Aerospace Sciences Meeting, AIAA Paper 95-0718, January 1995.
52. Krothapalli, A., "Are Ejectors a Solution to
Supersonic Jet Noise Suppression?", Proceedings of the International Conference on Flow
Acoustics: A Technology Audit, Lyon,
France, July 1994.
53. Strykowski, P.J., and Krothapalli, A., "A
Counterflowing Supersonic Nozzle: a Strategy for Jet Noise Control",
Proceedings of the International Conference on Flow Acoustics: A Technology
Audit, Lyon, France, July 1994.
54. Mungal, G., Lourenco, L.M., and Krothapalli, A.,
"Instantaneous Velocity Measurements in Premixed Flames using On-Line
PIV", Proceedings of the Seventh International Symposium on Applications
of Laser Techniques to Fluid Mechanics,
Lisbon, July 1994.
55. Krothapalli, A., Wishart, D., and Lourenco, L.M.,
"Near Field Structure of a Supersonic Jet: "On-line" PIV Study",
Proceedings of the Seventh International Symposium on Applications of Laser
Techniques to Fluid Mechanics,
Lisbon, July 1994.
56. Ross, C.,
Krothapalli, A., and Lourenco, L.M., "An On-line PIV Study of a Rectangular Supersonic
Jet Ejector", AIAA Paper 94-3086, 30th AIAA/ASME/SAE Joint Propulsion
Conference, June 1994.
57. Shih, C.,
Krothapalli, A., Lourenco, L.M.,
"The Role of Absolute Instability on the Formation of Dynamic Stall
Vortex", Advances in Computational Methods in Fluid Dynamics, FED-Vol.196, American Society of Mechanical
Engineers, June 1994.
58. Krothapalli, A., Lourenco, L., and Shih, C., "The
Near Wake of a Cylinder at 0.3<M<0.6: a PIV Study", 32nd
Aerospace Sciences Meeting, AIAA
Paper 94-0663, January 1994.
59. Lourenco, L., and Krothapalli, A., "Application
of PIV in High-Speed Wind Tunnel Testing (invited)", 32nd
Aerospace Sciences Meeting, AIAA
Paper 94-0084, January 1994.
60. Wishart, D., and Krothapalli, A.,., "On the
Structure of a Heated Supersonic Jet", 32nd
Aerospace Sciences Meeting, AIAA Paper 94-0666, January 1994.
61. Ross, C., Lourenco, L., and Krothapalli, A., "PIV
Measurements in a Shock-Containing Supersonic Flow ", 32nd Aerospace
Sciences Meeting, AIAA Paper 94-0047, January 1994.
62. Crisler, W.P., Krothapalli, A., and Lourenco, L.,
"PIV Investigation of High-Speed Flow Over a Pitching Airfoil", 32nd
Aerospace Sciences Meeting, AIAA Paper 94-0533, January 1994.
63. King, C.J., Krothapalli, A., and Strykowski, P.J.,
"Streamwise Vorticity Generation in Supersonic Jets", 32nd
Aerospace Sciences Meeting, AIAA
Paper 94-0661, January 1994.
64. Krothapalli, A., King, C.J., and Strykowski, P.,
"The Role of Streamwise Vortices on Sound Geneartion of a Supersonic
Jet", 15th AIAA Aeroacoustics Conference, AIAA Paper 93-4320, October 1993.
65. Krothapalli, A., Ross, C., Yamomoto, K., and Joshi,
M.C., " Fluid-Acoustic Interactions in a Low Area Ratio Supersonic Jet
Ejector ", 15th AIAA Aeroacoustics Conference, AIAA Paper 93-4346, October 1993.
66. Strykowski, P., and Krothapalli, A.,"The Counter
Current Mixing Layer: Strategies for Shear-Layer Control", 3rd AIAA
Shear Flow Control Conference, AIAA
Paper 93-3260, July 1993.
67. Gogineni, S., Shih, C., and Krothapalli, A., "The
Unsteady Structure of a Two-Dimensional Transitional Wall Jet", 24th
AIAA Fluid Dynamics Conference, AIAA
Paper 93-2913, July 1993.
68. Krothapalli, A., and Shih, C., "Separated Flow
Generated by a Vectored Jet in a Crossflow", AGARD Symposium on
Computational and Experimental Assessment of Jets in Crossflow, Winchester, United Kingdom, April 1993.
69. Ying, S. Y., Krothapalli, A., and Wishart, D., "Navier-Stokes Simulation of
Axisymmetric and Rectangular Jets", AIAA paper 92-3439, 29th AIAA/ASME
Joint Propulsion Conference, Nashville,
July 1992.
70. Krothapalli, A., K. Iyengar., J. King., and Parikh,
D., "Sound Generation from a
Supersonic Rectangular Jet Ejector", DGLR/AIAA 92-02-108, 14th
DGLR/AIAA Aeroacoustics
Conference, Aachen, Germany, May
1992.
71. Parikh, D., Krothapalli, A., Yamamoto, K.J., and
Joshi, M.C., " Basic Studies on Multi-Lobe Ejector Noise Suppressor",
DGLR/AIAA 92-02-126, 14th DGLR/AIAA Aeroacoustics Conference, Aachen, Germany, May 1992.
72. Shih, C., Lourenco, L., and Krothapalli, A., "PIDV: An Integrated Tool for the
Measurement of Unsteady Separated Flows ", ASME Symposium on Non-Steady
Viscous Flows, Toronto, June 1990.
73. Krothapalli, A., McDaniel, J. C., and Baganoff,
D., "Effects of Slotting on
the Mixing and Noise of an Axisymmetric Supersonic Jet", AIAA Paper no.
89-1052, 12th Aeroacoustics Conference, San Antonio, April 1989.
74. Lourenco, L., and Krothapalli, A., and Smith, C. A.,
"On the Instability of a Rectangular Jet ", Proceedings of Fourth
International Symposium on Applications of Laser Anemometry to Fluid Mechanics, Lisbon, Portugal, July 1988.
75. Lourenco, L., and Krothapalli, A., "Instataneous
Velocity Field Measurements of a Turbulent Rectangular Jet Using PIDV ",
AIAA Paper no. 88-0498, 26th Aerospace Sciences Meeting, Reno, January 1988.
76. Krothapalli, A., and Lourenco, L., " On the
Unsteady Flow Past an NACA 0012 Airfoil Undergoing a Large Amplitude Incidence
Variation", AFOSR Workshop on Unsteady Separated Flows, Colorado Springs, July 1987.
77. Lourenco, L., Chandrasekhara, M. S., and Krothapalli,
A., "On the Unsteady Flow Past an Impulsivley Started Airfoil at an High
Angle of Attack", 1987 ASME Applied Mechanics, Bioengineering and
Fluids Engineering Conference,
Cincinnati, June 1987.
78. Krothapalli, A., and Leopold, D., "The Effect of
a Ground Vortex on the Aerodynamics of an Airfoil", Ground Effects
Workshop, NASA Ames Research Center, NASA CP 10008, April
1987, pp 147 -166.
79. Krothapalli, A., and Lourenco, L., "Unsteady
Separated Flows: A Novel Experimental Approach", AIAA Paper no. 87-0459,
25th Aerospace Sciences Meeting,
January 1987.
80. Lourenco, L., and Krothapalli, A., Buchlin, J. M., and
Riethmuller, M. L.,
"Application of PIDV to the Study of Unsteady Fluid Flows",
AGARD Symposium on Aerodynamic and Related Hydrodynamic Studies Using Water
Facilities, Montery, October 1986, AGARD CP-413, 23.1-23.9.
81. Karamcheti, K., and Krothapalli, A., "Mechanics
of Discrete Sound Generation in Fluid Flows", AIAA Paper No. 86-1881,
(Invited Paper), 10th Aeroacoustics Meeting, July 1986.
82. Smith, C. A., Lourenco, L., and Krothapalli, A., "The Development of Laser Speckle
Velocimetry for the Measurement of Vorticle Flow Fields", AIAA Paper No.
86-0768-CP, 14th Aerodynamic Testing Conference, March 1986.
83. Krothapalli, A., Van dommelen, L., and Karamcheti, K.,
"The Influence of Forward Flight on Thrust Augmenting Ejectors", AIAA
Paper No. 85-1589, 18th Fluid Dynamics, Plasma Dynamics, and Lasers
Conference, July 1985.
84. Krothapalli, A., and Horne, W. C., "Recent
Observations on the Structure of an Edge-Tone Flow Field", AIAA Paper No.
84-2296, 9th Aeroacoustics Meeting,
October 1984.
85. Hsia, Y., and Krothapalli, A., "Features of
Discrete Tones generated by a Confined Underexpanded Rectangular
Jet", AIAA Paper No. 84-2256, 9th Aeracoustics Meeting, October 1984.
86. McLachlan, B. G., and Krothapalli, A., "Effects of Mach Number on the
Development of a Subsonic Multiple Jet", AIAA Paper No. 84-1656, 17th
Fluid Dynamics, Plasma Dynamics, and Lasers Conference, June 1984.
87. McLachlan, B. G., and Krothapalli, A., "Flow
Structure within a Heated Rectangular Jet Ejector", AIAA Paper No.
84-0571, 21st Aerospace Sciences meeting, January 1984.
88. Hsia, Y., Krothapalli, A., and Baganoff, D.,
"Some Observations on the Mixing of an Underexpanded Rectangular
Ejector", AIAA Paper No. 84-0280, 21st Aerospace Sciences Meeting, January 1984.
89. Hsia, Y., Krothapalli, A., Baganoff, D., and
Karamcheti, K., "Some Observations of Discrete Tones Generated by an
Underexpanded Rectangular Jet Ejector", AIAA Paper No. 83-0728, 8th
Aeroacoustics Meeting, April 1983.
90. Krothapalli, A., Baganoff, D., and Hsia, Y., "On
the Mechanism of Screech Tone Generation in Underexpanded Jets", AIAA
Paper No. 83- 0727, 8th Aeroacoustics Meeting, April 1983.
91. Krothapalli, A., Hsia, Y., Baganoff, D., and
Karamcheti, K., "Some Observations on Mixing of Free and Confined
Underexpanded Rectangular Jets", Proceedings of the Ejector Workshop for
Aerospace Applications, Dayton, August 1981, AFWAL-TR-82-3059.
92. Krothapalli, A., Baganoff, D., Hsia, Y., and
Karamcheti, K., "Some Features of Tones Generated by an Underexpanded
Rectangular Jet", AIAA Paper No. 81-0060, 19th Aerospace Sciences Meeting,
January 1981.
93. Krothapalli, A., Baganoff, D., and Karamcheti, K.,
"Some Observations of Flow Structure in Multiple Jets", Proceedings
of the 2nd International Symposium on Turbulent Shear Flows, London, July 1979.
94. Krothapalli, A., Baganoff, D., and Karamcheti, K.,
"Turbulence Measurements in a Rectangular Jet", AIAA Paper no.
79-0074, 17th Aerospace Sciences Meeting, January 1979.