Measurement technology for use in active flow control

22nd AIAA Aerodynamic Measurement Technology and Ground Testing Conference

Volumn , Issue , 2002, Pages

  Wright, Kenneth D ^a   Washburn, Anthony E ^a   Jordan, Jeffrey D ^a   Leighty, Bradley D ^a   Watkins, A Neal ^a   Ingram, Joanne L ^a   Oglesby, Donald M ^a   Fleming, Gary A ^a   Scott, Michael A ^a   Balla, R Jeffrey ^a   Hart, Roger C ^b   Herring, G C ^a   Fletcher, Mark T ^a   Schwartz, Richard J ^a  

^a NASA LANGLEY RESEARCH CENTER   (United States)

^b ICASE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AERODYNAMICS; FLIGHT CONTROL SYSTEMS; RESEARCH; WIND TUNNELS;

ACTIVE FLOW CONTROL; CAUSE AND EFFECTS; FLIGHT VEHICLES; MEASUREMENT TECHNOLOGIES; NASA LANGLEY RESEARCH CENTER; SENSOR INFORMATIONS; TUNNEL ENVIRONMENTS; WIND TUNNEL MEASUREMENTS;

FLOW CONTROL;

EID: 78049406570     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (97)

1. "NASA Langley Blueprint for Aeronautics," http://www.larc.nasa.gov/.
2. H. Carlson and R. Miller,"Reduced-order Modeling and Sensing of Flow Separation on Lifting Surfaces", AIAA 2002-0975, 40th Aerospace Sciences Meeting & Exhibit, Jan. 2002.
3. Löfdahl and M. Gad-el-Hak; "MEMS applications in turbulence and flow control", Progress in Aerospace Sciences 35 (1999) pp. 101-203.
4. M.P. Patel, R. Carver, F.J. Lisv, T.S. Prince, and T. Ng,"Detection and Control of Flow Separation Using Pressure Sensors and Micro-Vortex Generators", AIAA 2002-0268, 40th Aerospace Sciences Meeting & Exhibit, Jan. 2002.
5. L.G. Pack, Private communication with A.E. Washburn.
6. B.G. Allen, J.-N. Juang, D.L. Raney, A. Seifert, L.G. Pack, and D.E. Brown, "Closed-loop separation control using oscillatory flow excitation," NASA/CR-2000-210324 ICASE Report No. 2000-32, August 2000.
7. S.P. Wilkinson,"Interactive wall turbulence control", Viscous drag reduction in boundary layers, D.M.Bushnell and J.N. Hefner, ed, Progress in astronautics and aeronautics, AIAA, Vol. 123, pp 479-509,1990.
8. T. Bewley, "Channel flow turbulence," Flow Control Web-site at http://turbulence.ucsd.edu/gallery/, University of California - San Diego.
9. A.G. Davies, D. Bedwell, M. Dunleavy, N. Brownjohn, "Recent Developments in Pressure Sensitive Paint Measurements Using the BAe System, Wind tunnels and wind tunnel test techniques; Proceedings of the Conference, Cambridge, United Kingdom Apr. 14-16, 1997; London, United Kingdom, Royal Aeronautical Society, 1997, p. 28.1-28.11.
10. A.G. Davies, D. Bedwell, M. Dunleavy, N. Brownjohn, (1995), "Pressure Sensitive Paint Measurements Using a Phosphorescence Lifetime Method," presented at Seventh International Symposium on Flow Visualization, September 11-14, Seattle, Washington.
11. A.G. Davies, D. Bedwell, M. Dunleavy, N. Brownjohn, "Pressure Sensitive Paint Limitations and Solutions," ICIASF '97 - International Congress on Instrumentation in Aerospace Simulation Facilities, 17th, Pacific Grove, CA Sept. 29-Oct. 2, 1997, Record; Piscataway, NJ, Institute of Electrical and Electronics Engineers, Inc., 1997, p. 11-21.
12. R.H. Engler and C. Klein, (1997), "DLR PSP System: Intensity and Lifetime Measurements," ICIASF'97 Record, International Congress on Instrumentation in Aerospace Simulation Facilities, Pacific Grove, CA, September 29- October 2, 46-56.
13. J.W. Holmes, "Analysis of Radiometric, Lifetime and Fluorescent Lifetime Imaging for Pressure Sensitive Paint," Aeronautical Journal (0001-9240), vol. 102, no. 1014 Apr. 1998, p. 189-194.
14. J.W. Holmes, "Analysis of Radiometric, Lifetime and Fluorescent Lifetime Imaging for Pressure Sensitive Paint, Wind tunnels and Wind Tunnel Test Techniques; Proceedings of the Conference, Cambridge, United Kingdom Apr. 14-16, 1997; London, United Kingdom, Royal Aeronautical Society, 1997, p. 27.1-27.8.
15. J.W. Holmes, (1998), "Analysis of Radiometric, Lifetime and Fluorescent Lifetime Imaging for Pressure Sensitive Paint, The Aeronautical Journal of the Royal Aeronautical Society, April, 189-194.
16. L.P. Goss, "Implementation of Lifetime-Based PSP Techniques in Large Scale Wind Tunnels," Proceedings of the 8th Pressure Sensitive Paint Workshop, Hampton, VA, 2001.
17. J.H. Bell, "A Comparative Evaluation of Lifetime- and Intensity-Based PSP Systems in the NASA Ames 11-ft. Wind Tunnel, Proceedings of the 8th Pressure Sensitive Paint Workshop, Hampton, VA, 2001.
18. L. Hand, "Optimum Timing for Excitation Pulses and Detection Gates in Luminescent Lifetime Measurements," Proceedings of the 8th Pressure Sensitive Paint Workshop, Hampton, VA, 2001.
19. M. Hamner, B. Campbell, T. Liu, and J. Sullivan, (1994), A Scanning Laser System for Temperature and Pressure Sensitive Paint, AIAA Paper 94-0728.
20. P. Hartmann and W. Ziegler, (1996), Lifetime Imaging of Luminescent Oxygen Sensors Based on All-Solid-State Technology, Analytical Chemistry, 68, 4512-4514.
21. B.C. Crites, (1993), "Measurement Techniques- Pressure Sensitive Paint Technique," Lecture Series 1993-05, von Karman Institute for Fluid Dynamics.
22. B.G. McLachlan and J.H. Bell, (1995a), "Pressure-Sensitive Paint in Aerodynamic Testing," Experimental Thermal and Fluid science, 10, 470-485.
23. B.G. McLachlan, J.L. Kavandi, J.B. Callis, M. Gouterman, E. Green, and G. Khalil, (1993a), "Surface Pressure Field Mapping Using Luminescent Coatings," Experiments in Fluids 14, 33-41.
24. J. Kavandi, J.B. Callis, M.P. Gouterman, G. Khalil, D. Wright, E. Green, D. Burns, AND B. McLachlan, (1990), "Luminescent Barometry in Wind Tunnels," Rev. Sci. Instrum. 61(11), 3340- 3347.
25. T. Liu, B. Campbell, S. Burns, and J. Sullivan, (1997a), "Temperature- and Pressure-Sensitive Luminescent Paints in Aerodynamics," Applied Mechanics Reviews, Vol. 50, No. 4, 227-246.
26. G.A. Fleming, (2002), "Unified Instrumentation: Examining the Simultaneous Application of Advanced Measurement Techniques for Increased Wind Tunnel Testing Capability," Paper No. AIAA-2002-3244 AIAA 22nd Aerodynamic Measurement Technology and Ground Testing Conference, St. Louis, MO, June 24 - 26, 2002.
27. T.R. Amer and T. Liu,"General Uncertainty Analysis of PSP System at 16-ft Wind Tunnel," Proceedings of the 9th Pressure Sensitive Paint Workshop, Washington, DC, 200
28. Y.I. Abdel-Aziz, and H.M. Karara, (1971), "Direct Linear Transformation from Comparator Coordinates Into Object Space Coordinates in Close-Range Photogrammetry," Proc. ASP/UI Symp. On Close-Range Photogrammetry, Univ. of Illinois at Urbana-Champaign, Urbana, Illinois, 1-18.
29. Y. Le Sant, B. Deleglise, and Y. Mebarki, "An Automatic Image Alignment Method Applied to Pressure Sensitive Paint Measurements," ONERA, TP no. 1997-162, ICIASF '97 - International Congress on Instrumentation in Aerospace Simulation Facilities, 17th, Pacific Grove, CA Sept. 29-Oct. 2, 1997, Record; Piscataway, NJ, Institute of Electrical and Electronics Engineers, Inc., 1997, p. 57-65.
30. R. Shanmugasundaram, J. Samareh-Abolhassani, "Pressure Sensitive Paint Image Registration Using Modified Scatter Data Interpolation," Flow Visualization VII; Proceedings of the 7th International Symposium on Flow Visualization, Seattle, WA Sept. 11-14, 1995; New York, Begell House, Inc., 1995, p. 812-817.
31. W.L. Weaver, J.D. Jordan, G.A. Dale, and K.R. Navarra, (1999), "Data Analysis Methods for the Development and Deployment of Pressure Sensitive Paints," AIAA Paper 99-0565.
32. Y.I. Abdel-Aziz, and H.M. Karara, (1971), "Direct Linear Transformation From Comparator Coordinates into Object Space Coordinates in Close-Range Photogrammetry," Proc. ASP/UI Symp. On Close-Range Photogrammetry, Univ. of Illinois at Urbana-Champaign, Urbana, Illinois, 1-18.
33. M.M. Ardasheva, L.B. Nevsky, G.E. Pervushin, "Method of Pressure Distribution Measurement with the Indicating Coating," J. App. Mech. & Tech. Phys. 26(4), 469-474, 1985.
34. A. Andreev, A. Bukov, M. Ipatov, S. Kabin, P. Nushtaev, A. Orlov, V. Mosharov, V. Radchenko, V. Pestsly, S. Fonov, "Pressure Filed Investigation by LPS Technology on the Aerospacecraft Model Buran in the TsAGI Wind Tunnel T-112," Preprint No. 75, TsAGI, Moscow, 1993.
35. A.O. Andreev, A.P. Bykov, W.M. Ipatov, S.V. Kabin, P.D. Nushtaev, A.A. Orlov, P.E Mosharov, V.N. Radchenko, V.A. Pesetsky, and S.D. Fonov, "Pressure Fields Investigation by LPS Technology on the Aerospacecraft Model," J. Phys. III France 4 (1994) 2317-2337.
36. J.H. Bell and B.G. McLachlan, "Image Registration for Pressure-Sensitive Paint Applications," Experiments in Fluids, vol. 22, no. 1, p. 78-86 November 1996.
37. J.H. Bell and B.G. McLachlan, (1993), "Image Registration for Luminescent Paint Sensors," AIAA Paper 93-0178.
38. S. Bosnyakov, A. Bykov, V. Coulech, S. Fonov, A. Morozov, V. Moskalik, L. Moskalik, A. Orlov, V. Radchenko, and N. Tarassov, "Blade Deformation and PSP Measurements on a Large Scale Rotor by Video-metric System," Proceedings of 17th International Congress on Instrumentation in Aerospace Simulation Facilities (ICIASF), Monterey, CA, 1997.
39. L.N. Cattafesta III and J.G. Moore, (1995), "Uncertainty Estimates for Luminescent Temperature-Sensitive Paint Intensity Measurements," AIAA Paper 95-2193.
40. L. Cattafesta, T. Liu, and J. Sullivan, (1998), "Uncertainty Estimates for Temperature Sensitive Paint Measurements with CCD Cameras," AIAA J. Vol. 36, No. 11, 2102-2108.
41. W.M. Ruyten, (1997), "Correcting Luminescent Paint Measurements for Self-Illumination," ICIASF'97 Record, International Congress on Instrumentation in Aerospace Simulation Facilities, Pacific Grove, CA, September 29- October 2, 3-9.
42. E.T. Schairer and L.A. Hand, (1997), "Pressure- Sensitive Paint Measurements on Aeroelastic Wings in Transonic Flow," AIAA Paper 97- 0389.
43. A. Bykov, S. Fonov, V. Mosharov, A. Orlov, V. Pesetsky, and V. Radchenko, (1997), "Study Result for the Application of Two-Component PSP Technology to Aerodynamic Experiment," AGARD Conference Proceedings CP-601, Advanced Aerodynamic Measurement Technology, 29-1 to 29-8.
44. M. Lyonnet, B. Deleglise, G. Grenat, A. Bykov, V. Mosharov, A. Orlov, and S. Fonov, "The Two Component PSP Investigation on a Civil Aircraft Model in S2MA Wind Tunnel," AGARD Proceedings, Seattle, WA, 1997.
45. S. Fonov, V. Mosharov, V. Radchenko, R. Engler, C. Klein, "Application of the PSP for Investigation of the Oscillating Pressure Fields," AIAA-98, Albuquerque, NM.
46. C. Klein, R.H. Engler, S.D. Fonov, "Pressure Sensitive Paint Application in Low-Speed Flows," Proc. of the 13th Australasian Fluid Mechanics Conference, Monash University, Melbourne, Australia, 1998.
47. J. Crafton, E.G. Jones, L. Goss, C.D. Carter, "Bi- Luminophore Pressure Sensitive Paint Development," Proceedings of the 8th Pressure Sensitive Paint Workshop, Hampton, VA, 2000.
48. J. Crafton, E.G. Jones, S. Fonov, "Development of a Pressure Sensitive Paint using Bi- Luminophore PSP and Pulsed LED Arrays, 9th Pressure Sensitive Paint Workshop, Washington, DC, 2001.
49. J.H. Bell, "Lifetime-Based Pressure Sensitive Paint Measurements," Proceedings of the 9th Pressure Sensitive Paint Workshop, Washington, DC, 2002.
50. J.R. Lakowicz, Principles of Fluorescence Spectroscopy, Plenum Press, New York, NY, 1983.
51. G.A. Clinehens and G. A. Dale, (1998), "Ultrastable Blue-LED Illumination Sources for PSP Applications," Proceedings of the Sixth Annual Pressure Sensitive Paint Workshop, The Boeing Company, Seattle, Washington, October 6-8, 22-1 to 11-9.
52. G. Dale, H. Baust, C. Tyler, J. Jordan, W. Weaver, and G. Clinehens, (1998), "Pressure Sensitive Paint Measurements in Very Low- Speed Flows, ProceedingS of the Sixth Annual Pressure Sensitive Paint Workshop, The Boeing Company, Seattle, Washington, October 6-8, 16- 1 to 16-6.
53. D.M. Oglesby, B.D. Leighty, and B.T. Upchurch, (1995), "Pressure Sensitive Paint With an Internal Reference Luminophore," Proceedings of the 41st International Instrumentation Symposium, Instrument Society of America, Denver, CO, 381-395.
54. D.M. Oglesby, B.T. Upchurch, B.D. Leighty, and K.A. Simmons, (1996), "Pressure Sensitive Paint With Internal Temperature Sensing Luminophore," Proceedings of the 42nd International Instrumentation Symposium, Instrument Society of America, San Diego, CA.
55. D.M. Oglesby, J.P. West, B.T. Upchurch, B.D Leighty, "Pressure Sensitive Paint with Internal Correction for Light and Temperature," 44th International Instrumentation Symposium, Reno, NV May 3-7, 1998, Proceedings; Research Triangle Park, NC, Instrument Society of America, 1998, p. 591-603.
56. J.D. Jordan, B.D. Leighty, P.P. Davis, A.N. Watkins, D.M. Oglesby, "Development of Temperature Insensitive Pressure Sensitive Paint Measurements", Presented at the 47th International Instrumentation Symposium, May 6 - 10, 2001, Denver, CO; published in Conference Proceedings (Instrument Society of America, Research Triangle Park, NC, 2001).
57. D.M. Oglesby and J.D. Jordan, "Performance Comparison of Different Pressure Sensitive Paints", Presented at the 47th International Instrumentation Symposium, May 6 - 10, 2001, Denver, CO; published in Conference Proceedings (Instrument Society of America, Research Triangle Park, NC, 2001).
58. A.N. Watkins, D.M. Oglesby, B.D. Leighty, and J.D. Jordan, "Low Speed Pressure Sensitive Paint Measurement Requirements and Applications", Presented at the 47th International Instrumentation Symposium, May 6 - 10, 2001, Denver, CO; published in Conference Proceedings (Instrument Society of America, Research Triangle Park, NC, 2001).
59. J.D. Jordan, B.D. Leighty, P.P. Davis, A.N. Watkins, D.M. Oglesby, "Temperature Independent Pressure Sensitive Paint Measurements", Presented at the 46th International Instrumentation Symposium, April 30 - May 4 2000, Bellevue, WA; published in Conference Proceedings (Instrument Society of America, Research Triangle Park, NC, 2000).
60. J.D. Jordan, B.D. Leighty, A.N. Watkins, and D.M. Oglesby, "Temperature Independent Pressure Sensitive Paints," Proceeding of the 8th Pressure Sensitive Paint Workshop, Hampton, VA, 2001.
61. J.D. Jordan, B.D. Leighty, A.N. Watkins, J.L. Ingram, D.M. Oglesby, and R.J. Schwartz "Application of a Temperature-Insensitive PSP for Biologically Inspired Planforms," 9th Pressure Sensitive Paint Workshop, Washington, DC, 2002.
62. E. Puklin, B. Carlson, S. Gouin, C. Costin, E. Green, S. Ponomarev, H. Tanji, and M. Gouterman, (1998), "Ideal Pressure Sensitive Paint: PtTFPP in FIB polymer," Proceedings of the Sixth Annual Pressure Sensitive Paint Workshop, The Boeing Company, Seattle, Washington, October 6-8, 8-1 to 8-22.
63. J. Harris and M. Gouterman, (1995), "Referenced Pressure Sensitive Paint," Flow Visualization VII, Proceeding of the Seventh International Symposium on Flow Visualization, edited by J. Crowder, Seattle, Washington, p.802.
64. J. Harris and M. Gouterman, (1998), "Referenced Pressure Sensitive Paint Using Blue Emitting Phosphors," Proceeding of the Sixth Annual Pressure Sensitive Paint Workshop, The Boeing Company, Seattle, WA, 6-8, 19-1 to 19- 13.
65. D. McLean, (1998), "Referenced Pressure Paint and the Ratio-of-Ratios," Proceedings of the Sixth Annual Pressure Sensitive Paint Workshop, The Boeing Company, Seattle, WA.
66. J. Harris and M. Gouterman, "Referenced Pressure Sensitive Paint," Flow Visualization VII; Proceedings of the 7th International Symposium on Flow Visualization, Seattle, WA.
67. A.N. Watkins, J. Davis, D.D. Trump, L.P. Goss, K.R. Navarra, and J.D. Jordan, "Recovering Pressure and Temperature Distributions on Turbomachinery Components Using PSP and TSP," Presented at the 46th International Instrumentation Symposium, April 30 - May 4 2000, Bellevue, WA; published in Conference Proceedings (Instrument Society of America, Research Triangle Park, NC, 2000).
68. J.D. Jordan, A.N. Watkins, W.L. Weaver, D.D. Trump, B. Sarka, L.P. Goss, and K.R. Navarra, "Extending PSP Technology for the Investigation of HCF-Related Phenomena," Presented at the 45th International Instrumentation Symposium, 2-6 May 1999, Albuquerque, NM, and published in the Proceedings of the 45th International Instrumentation Symposium.
69. Jordan, J. D., Watkins, A. N., Weaver, W. L., Dale, G. A., and Navarra, K. R., (1999), "Sol- Gel-Based Pressure Sensitive Paint Development," AIAA Paper 99-0566.
70. A.E. Baron, S. Danielson, D. Paramaporn, M. Gouterman, (1995), "Evaluation of Spatial Homogeneity of Pressure Sensitive Paint Formulations," Flow Visualization VII; Proceedings of the 7th International Symposium on Flow Visualization, Seattle, WA.
71. B.F. Carroll, J.D. Abbitt, E.W. Lukas, and M.J. Morris, (1996), "Step Response of Pressure Sensitive Paints," AIAA J, Vol. 34, No. 3, 521- 526.
72. B.F. Carroll, A. Winslow, J. Abbitt, K. Schanze, and M. Morris, (1995), "Pressure Sensitive Paint: Application to a Sinusoidal Pressure Fluctuation," ICIASF'95 Record, International Congress on Instrumentation in Aerospace Simulation Facilities, Wright-Patterson Air Force Base, Dayton, OH, USA, 35.1-35.6.
73. B.E. Carroll, J.D. Abbitt, E.W. Likas, and M.J. Morris, (1995),"Step Response of Pressure- Sensitive Paints," AIAA Paper 95-0483.
74. N.A. Winslow, B.F. Carroll, and F.M. Setzer, (1996), "Frequency Response of Pressure Sensitive Paints," AIAA Paper 96-1967.
75. K. Asai, H. Kanda, T. Kunimasu, T. Liu, and J. Sullivan, (1996), "Detection of Boundary-Layer Transition in a Cryogenic Wind Tunnel by Using Luminescent Paint," AIAA Paper 96-2185.
76. K. Asai, T. Kunimasu, and Y. Iijima, "Visualization of the Quiet Test Region in a Supersonic Wind Tunnel Using Luminescent Paint," 17th International Congress on Instrumentation in Aerospace Simulation Facilities Sep 29-Oct 2, 1997.
77. H. Sakua and J. Sullivan, (2002), "Anodized Aluminum Based PSPs," Proceedings of the 9th Pressure Sensitive Paint Workshop, Washington, DC.
78. K.S. Schanze, B.F Carroll, S. Korotkevitch, and M. Morris, (1997), "Temperature Dependence of Pressure Sensitive Paints," AIAA J., Vol. 35, No. 2, February, 306-310.
79. http://www.roperscientific.com
80. G.A. Fleming, and S. A. Gorton, "Measurement of rotorcraft blade deformation using Projection Moiré Interferometry", Journal of Shock and Vibration, Vol. 7, No. 3, 2000.
81. G.A. Fleming, H.L. Soto, and B. W. South, "Projection Moiré Interferometry for Rotorcraft Applications: Measurements of Active Twist Rotor Blades", Proceedings of the American Helicopter Society 58th Annual Forum, Montreal, Canada, June 11-13, 2002.
82. G.A. Fleming, S.M. Bartram, M.R. Waszak and L.N. Jenkins, "Projection Moiré Interferometry Measurements of Micro Air Vehicle Wings", Proceedings of SPIE, Vol. 4448, pp. 90 - 101, 2001.
83. G.A. Fleming, and A. W. Burner, "Deformation measurements of smart aerodynamic surfaces", Proceedings of SPIE, Vol. 3783, pp. 228 - 238, 1999.
84. G.A. Fleming, H.L. Soto, B.W. South, and S.M. Bartram, "Advances in Projection Moiré Interferometry Development for Large Wind Tunnel Applications", SAE Paper No. 1999-01- 5598, SAE World Aviation Congress, San Francisco, CA, October 19-21, 1999.
85. L. Pirodda, "Shadow and projection moiré techniques for absolute or relative mapping of surface shapes", Optical Engineering 21(4), pp. 640 - 649, July/August 1982.
86. L. Löfdahl, and M. Gad-el-Hak, "MEMS-based pressure and shear stress sensor for turbulent flows", Measurement Science Technology 10, 1999.
87. A. Huang, et al., "Application of MEMS Devices to Delta Wing Aircraft:From Concept Development to Transonic Flight Test", AIAA 2001-0124, Reno,NV, January 8-11.
88. S.K. Kahng, C.D. Hernandez, S.A. Gorton, E.E. Adcock, T. Jordan, W.G. Culliton, R.M. Lawrence, H.L. Soto, "MEMS Sensor System Development at NASA Langley Research Center for Wind Tunnel Applications", AIAA 2002- 0257, Reno, Nevada, January 14-17.
89. J.W. Naughton, and M. Sheplak,"Modern Skin Friction Measurement Techniques: Description, Use, and What to do With the Data", AIAA 2000-2521, Denver, Co, June 19-22.
90. E B Cummings, "Laser-Induced Thermal Acoustics: Simple accurate gas diagnostics" Opt. Lett 19,1361-1363(1994).
91. R.C. Hart, R. J. Balla, and G.C. Herring, "Optical measurement of the speed-of-sound in air over the temperature range 300-650K, J. Acoust. Soc. Am. 108, 1946-1948(2000).
92. R.C. Hart, R. J. Balla, and G.C. Herring, "Non-resonant Referenced LITA Thermometry in Air", Applied Optics 38, 577-584 (1999).
93. R.C. Hart, R. J. Balla, and G.C. Herring, "Simultaneous velocimetry and thermometry of air by use of nonresonant heterodyned laser-induced thermal acoustics", Applied Optics, 40,965-968(2001).
94. R.C. Hart, G.C. Herring, and R.J. Balla, "Common-path Heterodyne laser-induced thermal acoustics for seedless laser velocimetry " Optics Letters, 27,710-712(2002)
95. "Seedless Laser Velocimetry using Heterodyne Laser-Induced Thermal Acoustics" NASA/CR- 2001-211021, ICASE Report No. 2001-19. Available at www.icase.edu
96. J R Roth, D M Sherman and S P Wilkinson, "Boundary layer flow control with a one atmosphere uniform glow discharge surface plasma", AIAA Paper 98-0328, 36th Aerospace Sciences Meeting and Exhibit, January 12- 15,1998, Reno, NV.
97. J. Kuhlman, S. Naylor, K. James and S. Ramanath "Accuracy Study of a 2-Component Doppler Velocimeter (PDV)", AIAA Paper 97-1916.