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Publications:

T.S. Cheng, J.A. Wehrmeyer, R.W. Pitz, Conditional analysis of lifted hydrogen jet diffusion flame experimental data and comparison to laminar flame solutions, Combustion and Flame, 150, 340-354, 2007. (PDF)

Hu, S., Wang, P. and Pitz, R. W., Experimental and Numerical Investigation of Non-Premixed Tubular Flames, Proceedings of the Combustion Institute, 31, 1093-1099, 2007. (PDF)

Wang, P., Hu, S. and Pitz, R. W., Numerical Investigation of the Curvature Effects on Diffusion Flames, Proceedings of the Combustion Institute, 31, 989-996, 2007. (PDF)

Katta, V. R., Hu, S., Wang, P., Pitz, R. W. and Roquemore, W. M., Investigations on Double-State Behavior of Counterflow Premixed Flame System, Proceedings of the Combustion Institute, 31, 1055-1066, 2007. (PDF)

P. Wang, J. A. Wehrmeyer and R. W. Pitz, "Stretch rate of tubular premixed flames", Combustion and Flame, 145, 401-414, 2006. (PDF)

Z. Cheng, R. W. Pitz, and J. A. Wehrmeyer, "Lean and Ultralean Stretched Propane-air Counterflow Flames," Combustion and Flame, 145, 647-662, 2006. (PDF)

Z. Cheng, J. A. Wehrmeyer, and R. W. Pitz, "Experimental and Numerical Studies of Opposed Jet Oxygen-Enhanced Methane Diffusion Flames", Combustion Science and Technology, 178, 2145-2163, 2006. (PDF)

Zhongxian Cheng, Joseph A. Wehrmeyer, Robert W. Pitz, Lean or ultra-lean stretched planar methane/air flames, Proceedings of the Combustion Institute, 30, 285-293, 2005. (PDF)

R. W. Pitz, M. D. Lahr, Z. W. Douglas, J. A. Wehrmeyer, S. Hu, C. D. Carter, K.-Y. Hsu, C. Lum, and M. M. Koochesfahani, "Hydroxyl Tagging Velocimetry in a Supersonic Flow over a Cavity", Applied Optics, 44(31), 6692-6700, 2005. (PDF)

L. A. Ribarov, S. Hu, J. A. Wehrmeyer, and R. W. Pitz, "Hydroxyl Tagging Velocimetry Method Optimization: Signal Intensity and Spectroscopy", Applied Optics, 44(31), 6616-6626, 2005. (PDF)

Z. Cheng, J. A. Wehrmeyer, R. W. Pitz,"Lean or Ultra Lean Stretched Planar Methane/Air Flames", the 30th Proceedings of the Combustion Institute, 285-293, The Combustion Institute, Chicago, 2005. (PDF)

Ribarov, L. A., Wehrmeyer, J. A., Hu, S. and Pitz, R. W., Multiline Hydroxyl Tagging Velocimetry Measurements in Reacting and Nonreacting Experimental Flows, Experiments in Fluids, 37, no. 1, 65-74, 2004. (PDF)

D. M. Mosbacher, J. A. Wehrmeyer, R. W. Pitz, C. J. Sung, and J. L. Byrd, "Experimental and Numerical Investigation of Premixed Cylindrical Flames", the 29th Proceedings of the Combustion Institute, 1479-1486, The Combustion Institute, 2002.(PDF)

H. S. Xue, S. K. Aggarwal, R. J. Osborne, T. M. Brown, and R. W. Pitz, "On the Comparison of Predicted and Measured Counterflow Partially Premixed Flame Structures: Assessment of Reaction Mechanisms," Technical Note, AIAA J.,40,1236-1238, 2002.(PDF)

T. C. Cole, W. A. Cole, T. M. Brown, and R. W. Pitz, "Measurement of Smoke Concentration using Degenerate Four-Wave Mixing," Measurement, Science and Technology, 13, 464-470, 2002.(PDF)

J. A. Wehrmeyer, Z. Cheng, D. M. Mosbacher, R. W. Pitz, R. J. Osborne, "Opposed Jet Flames of Near-Limit Premixed Propane-Air Reactants vs. Hot Products, Combustion and Flame, 128, 232-241, 2002.(PDF)

L. A. Ribarov, J. A. Wehrmeyer, R. W. Pitz, and R. A. Yetter, "Hydroxyl Tagging Velocimetry (HTV) in Experimental Air Flows," Applied Physics B, 74, 175-183, 2002. (PDF)

R. W. Pitz, J. A. Wehrmeyer, L. A. Ribarov, D. A. Oguss, F. Batliwala, P. A. DeBarber, S. Deusch, and P. E. Dimotakis, "Unseeded Molecular Flow Tagging in Cold and Hot Flows Using Ozone and Hydroxyl Tagging Velocimetry, Measurement, Science and Technology, 11, 1259-1271, 2000.(PDF)

J. A. Wehrmeyer, L. A. Ribarov, D. A. Oguss, and R. W. Pitz, "High Temperature Flow Tagging Velocimetry with 193 nm H2O Photodissociation," Applied Optics, 38, pp. 6912-6917, 1999.(PDF)

L. A. Ribarov, J. A. Wehrmeyer, F. Batliwala, R. W. Pitz, and P. A. DeBarber, "Ozone Tagging Velocimetry using Narrowband Excimer Lasers," AIAA Journal, 37, pp. 708-714, 1999.

T. M. Brown, R. W. Pitz, and C. J. Sung, "Oscillating Stretch Effects on the Structure and Extinction of Counterflow Diffusion Flames" Twenty-Seventh Symposium (Int.) on Combustion, Combustion Institute, Pittsburgh, 1998.

T.M. Brown, M.A. Tanoff, R.J. Osborne, R.W. Pitz, and M.D. Smooke, "Experimental and Numerical Investigation of Laminar Hydrogen-Air Counterflow Diffusion Flames", Combustion Science and Technology, 129, p. 71, 1997

M. A. Tanoff, M. D. Smooke, R. J. Osborne, T. M. Brown, and R. W. Pitz, "The Sensitive Structure of Partially Premixed Methane-Air vs. Air Counterflow Flames," Twenty-Sixth Symposium (Int.) on Combustion, The Combustion Institute, Naples, Italy, 1996 (PDF)

R. W. Pitz, T. M. Brown, S. P. Nandula, P. A. Skaggs, P. A. DeBarber, and M. S. Brown, "Unseeded Velocity Measurement by Ozone Tagging Velocimetry," Optics Letters, 21, pp. 755-757, 1996
(Awarded Best Paper in Engineering Award, Vanderbilt University, 1997)

D. Trees, T. M. Brown, M. D. Smooke, K. Seshadri, G. Balakrishnan, R. W. Pitz, V. Giovangigli, and S. P. Nandula, "The Structure of Nonpremixed H2/Air Flames," Combustion, Science and Technology, 104, pp. 427-439, 1995?

T. S. Cheng and R. W. Pitz, "Simultaneous Measurements of Conserved and Reactive Scalars in Turbulent Diffusion Flames for Assessment of PDF Models," Twenty-Fifth Symposium (Int.) on Combustion, pp. 1133-1139, The Combustion Institute, Pittsburgh, 1994

S. P. Nandula, T. M. Brown, and R. W. Pitz, "Measurements of Scalar Dissipation in the Reaction Zones of Turbulent Nonpremixed H2-Air Flames," Combustion and Flame, 99, pp. 775-783, 1994

T. M. Brown, R. W. Pitz, C. F. Hess, and C. P. Wood, "Pulsed Photothermal Laser Deflection for Low-Level Smoke Measurements in Engine Exhausts," Applied Physics B, 59, pp. 351-356, 1994. (PDF)

T. S. Cheng, J. A. Wehrmeyer, R. W. Pitz, O. Jarrett, Jr., and G. B. Northam, "Raman Measurement of Mixing and Finite-Rate Chemistry in a Supersonic Hydrogen-Air Diffusion Flame," Combustion and Flame, 99, pp. 157-173, 1994

S. P. Nandula, T. M. Brown, R. W. Pitz, and P. A. DeBarber, "Single-Pulse, Simultaneous Multipoint Multispecies Raman Measurements in Turbulent Nonpremixed Jet Flames," Optics Letters, 19, pp. 414-416, 1994

R. W. Pitz, T. S. Cheng, J. A. Wehrmeyer, and C. F. Hess, "Two-Photon Predissociative Fluorescence of H2O by a KrF Laser for Concentration and Temperature Measurement," Applied Physics B, 56, pp. 94-100, 1993

T. S. Cheng, J. A. Wehrmeyer, and R. W. Pitz, "Simultaneous Temperature and Multi-Species Measurement in a Lifted Hydrogen Diffusion Flame," Combustion and Flame, 91, pp. 323-345, 1992

R. Villase?or, J.-Y. Chen and R. W. Pitz, "Interaction between Chemical Reaction and Turbulence in Supersonic Nonpremixed H2-Air Combustion," AIAA Journal, 30, pp. 2552-2554, 1992

J. A. Wehrmeyer, T. S. Cheng, and R. W. Pitz, "Temperature Measurement in Turbulent Flames by KrF Excimer-Induced Raman Scattering," Temperature, Its Measurement and Control in Science and Industry, vol. 6, J. F. Schooley, ed., American Institute of Physics, New York, pp. 695-700, 1992

J. A. Wehrmeyer, T. S. Cheng, and R. W. Pitz, "Raman Scattering Measurements in Flames Using a Tunable KrF Laser," Applied Optics, 31, pp. 1495-1504, 1992

R. Villase?or, J.-Y. Chen, and R. W. Pitz, "Modeling Ideally Expanded Supersonic Turbulent Jet Flows with Nonpremixed H2-Air Combustion," AIAA Journal, 30, pp. 395-402, 1992

R. W. Pitz, "Low Level Smoke Emission Measurements from a Flame by Photothermal Deflection Spectroscopy," Applied Optics, 29, pp. 2418-2423, 1990. (PDF)

R. W. Pitz, J. A. Wehrmeyer, J. M. Bowling, and T. S. Cheng, "Single-Pulse Vibrational Raman Scattering by a Broadband KrF Excimer Laser in a Hydrogen-Air Flame," Applied Optics, 29, pp. 2325-2332, 1990


M. Lapp, M. C. Drake, C. M. Penney, R. W. Pitz, "Flame Images from Pointwise Raman Data," J. Quantitative Spectroscopy & Radiative Transfer, 40, pp. 363-368, 1988.

J. O. Keller, J. L. Ellzey, R. W. Pitz, I. G. Shepherd, and J. W. Daily, "The Structure and Dynamics of Reacting Plane Mixing Layers," Experiments in Fluids, 6, pp. 33-43, 1988.

R. W. Pitz, C. M. Penney, and M. Lapp, "Acoustically Modulated Optical Transmission For Low Level Gaseous Species Measurement," Applied Optics, 26, pp. 5272-5275, 1987.

M. C. Drake, S. M. Correa, R. W. Pitz, W. Shyy and C. P. Fenimore, "Superequilibrium and Thermal Nitric Oxide Formation in Turbulent Diffusion Flames," Combustion and Flame, 69, pp. 347-365, 1987.

M. C. Drake, R. W. Pitz and W. Shyy, "Conserved Scalar Probability Density Functions in a Turbulent Jet Diffusion Flame," Journal of Fluid Mechanics, 171, pp. 27-51, 1986.

M. C. Drake, R. W. Pitz and M. Lapp, "Laser Measurements on Nonpremixed H2-Air Flames for Assessment of Turbulent Combustion Models," AIAA Journal, 24, pp. 905-917, 1986.

R. W. Pitz and M. C. Drake, "Intermittency and Conditional Averaging in a Turbulent Nonpremixed Flame by Raman Scattering," AIAA J., 24, pp. 815-822, 1986.

M. C. Drake and R. W. Pitz, "Comparison of Turbulent Diffusion Flame Measurements of OH by Planar Fluorescence and Saturated Fluorescence," Experiments in Fluids, 3, pp. 283-292, 1985.

R. P. Lucht, D. W. Sweeney, N. M. Laurendeau, M. C. Drake, M. Lapp and R. W. Pitz, "Single Pulse, Laser-Saturated Fluorescence Measurements of OH in Turbulent Nonpremixed Flames," Optics Letters, 9, pp. 90-92, 1984.

M. C. Drake, R. W. Pitz, M. Lapp, C. P. Fenimore, R. P. Lucht, D. W. Sweeney and N. M. Laurendeau, "Measurements of Superequilibrium Hydroxyl Concentrations in Turbulent Nonpremixed Flames Using Saturated Fluorescence," Proceedings of the Combustion Institute, 20, pp. 327-335, 1984.

M. C. Drake, R. W. Pitz, S. M. Correa and M. Lapp, "Nitric Oxide Formation from Thermal and Fuel-Bound Nitrogen Sources in a Turbulent Nonpremixed Syngas Flame," Proceedings of the Combustion Institute, 20, pp. 1983-1990, 1984.

S. M. Correa, M. C. Drake, R. W. Pitz and W. Shyy, "Prediction and Measurement of a Non-Equilibrium Turbulent Diffusion Flame," Proceedings of the Combustion Institute, 20, pp. 337-343, 1984.

G. Kychakoff, R. D. Howe, R. K. Hanson, M. C. Drake, R. W. Pitz, M. Lapp and C. M. Penney, "Visualization of Turbulent Flame Fronts with Planar Laser-Induced Fluorescence," Cover Article, Science, 224, pp.382-384, 1984.

R. W. Pitz and J. W. Daily, "Combustion in a Turbulent Mixing Layer Formed at a Rearward-Facing Step," AIAA Journal, 21, pp. 1565-1570, 1983.

R. W. Pitz, R. Cattolica, F. Robben, and L. Talbot, "Temperature and Density in a Hydrogen-Air Flame From Rayleigh Scattering," Combustion and Flame, 27, pp. 313-320, 1976

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R. S. Barlow, C. D. Carter, and R. W. Pitz, "Multiscalar Diagnostics in Turbulent Flames", Applied Combustion Diagnostics, edited by Katharina Kohse-Hoeinghaus and Jay B. Jeffries; Taylor and Francis,
New York, pp. 384-407, 2002

R. W. Pitz, T. M. Brown, and S. Nandula, "Raman Scattering Imaging of Opposed Jet Diffusion Flames," in Transition, Turbulence, and Combustion, Volume 2, M. Y. Hussaini, T. B. Gatski, and T. L. Jackson (Eds.)?Kluwer Academic Publishers, pp. 227-237, 1994.

R. W. Pitz, T. M. Brown, T. S. Cheng, S. Nandula, J. A. Wehrmeyer, O. Jarrett, Jr., G. B. Northam, and J.-Y. Chen, "Finite-Rate Chemistry Effects in Subsonic and Supersonic Combustion,” in Combustion in High-Speed Flows, J. Buckmaster, T. L. Jackson, and A. Kumar (eds.), Kluwer Academic Publishers, pp. 253-273, 1994.

M. C. Drake, M. Lapp, R. W. Pitz and C. M. Penney, "Dynamic Measurements of Gas Properties by Vibrational Raman Scattering: Applications to Flames," in Time-Resolved Vibrational Spectroscopy, G. H. Atkinson, ed., Academic Press, New York, pp. 83-90, 1983.

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Method and Apparatus for Determining the Velocity of Gas Flow by R. W. Pitz, T. M. Brown, and P. A. DeBarber, Filed 9/1/95, U.S. Patent No. 5708495.

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Conference Proceedings:

Hu, S. and Pitz, R. W., Structural Study of Non-Premixed Tubular Hydrocarbon Flames, 45th AIAA Aerospace Sciences Meeting and Exhibit, AIAA-2007-0178, 2007. (PDF)

Hu, S., Pitz, R. W. and Wang, Y., Extinction and near-Extinction Instability of Non-Premixed Tubular Flames, 45th AIAA Aerospace Sciences Meeting and Exhibit, AIAA-2007-0177, 2007. (PDF)

Wang, P., Hu, S. and Pitz, R. W., Numerical Investigation of the Curvature Effects on Diffusion Flames, 44th AIAA Aerospace Sciences Meeting and Exhibit, AIAA-2006-0159, 2006.

Hu, S., Wang, P. and Pitz, R. W., Curvature Effects in Non-Premixed Tubular Flames, 44th AIAA Aerospace Sciences Meeting and Exhibit, AIAA-2006-1133, 2006. (PDF)

Hu, S., Wang, P. and Pitz, R. W., A Structural Study of Premixed Tubular Flames, 44th AIAA Aerospace Sciences Meeting and Exhibit, AIAA-2006-0160, 2006. (PDF)

Katta, V. R., Hu, S., Wang, P., Pitz, R. W., Roquemore, W. M. and Gord, J., Hysteresis in a Counterflow Premixed Flame System, Proceedings of the 2006 Technical Meeting of the Central States Section of The Combustion Institute, 2006.

Ribarov, L., Hu, S., Wehrmeyer, J. A. and Pitz, R. W., Hydroxyl Tagging Velocimetry (HTV) Method Optimization: Signal Intensity and Spectroscopy, 40th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, AIAA-2004-4165, 2004.

Hu, S., Mosbacher, D. M., Wehrmeyer, J. A. and Pitz, R. W., Simultaneous Temperature, Species and Velocity Measurements Via Combined Raman Spectroscopy and HTV, 40th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, AIAA-2004-4167, 2004. (PDF)

Z. Cheng, R. W. Pitz, Bennett, Beth Anne V., and Smooke, Mitchell D. (2004), "Oxygen-Enhanced High Temperature Co-Flow Flames," AIAA 2004-3374, 40th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, Fort Lauderdale, Florida, July 11-14. (PDF)

Bennett, B. A. V., Smooke, M. D., Cheng, Z., and R. W. Pitz (2004), "Computational and Experimental Study of Oxygen-Enhanced Laminar Methane/Air Flames," 10th International Conference on Numerical Combustion, Sedona, Arizona, May 9-12. p. 9.


Z. Cheng, J. A. Wehrmeyer, and R. W. Pitz, "Lean or Ultra-Lean Stretched Propane/Air Counterflow Flames," Proceeding of the 2004 Technical Meeting of the Central States Section of The Combustion Institute, Austin, TX, March 21-23, 2004.(PDF)

Z. Cheng, J. A. Wehrmerer and R. W. Pitz, "Oxygen-Enhanced High Temperature Laminar Flames," AIAA 2004-0144, 42nd AIAA Aerospace Scicences & Exhibit Meeting, Reno, NV. (PDF)

Z. Cheng, J. A. Wehrmerer and R. W. Pitz, "Downstream Interaction of Lean Premixed Flame," Proceeding of the Third Joint Meeting of the US. Sections of The Combustion Institute, Chicago, Illinois, March 16-19, 2003. (PDF)

J. A. Wehrmerer, Z. Cheng, P. Wang, D.Mosbacher and R. W. Pitz, "Structure of Hydrogen- and Methane- Fueled Partially Premixed Planar and Tubular Flames," 41st Aerospace Sciences Meeting & Exhibit, Reno, Nevada, Paper No. AIAA 2003-1017, January 6-9, 2003. (PDF)

Z. Cheng, J. A. Wehrmeyer and R. W. Pitz, "Opposed Jet Flames of Lean Premixed Methane-Air vs. Hot Products," 38th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, Indianapolis, Indiana, Paper No. AIAA 2002-4021, July 7-10, 2002. (PDF)

L. A. Ribarov, J. A. Wehrmeyer and R. W. Pitz, "Multiline Hydroxyl Tagging Velocimetry in Reacting and Nonreacting Experimental Flows," 38th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, Paper No. AIAA 2002-3862, Indianapolis, Indiana, July 7-10, 2002.(PDF)

Z. Cheng, J. A. Wehrmeyer, and R. W. Pitz, "Opposed Jet Flames of Lean Premixed Hydrocarbon-Air Reactants vs. Hot Products," Proceeding of the 2002 Technical Meeting of the Central States Section of The Combustion Institute, Knoxville, Tennessee, April 7-9, 2002.(PDF)

L. A. Ribarov, J. A. Wehrmeyer, and R. W. Pitz, " Multiline Hydroxyl Tagging Velocimetry In Reacting and Nonreacting Experimental Flows," Central States Section of the Combustion Institute, Technical Meeting, Knoxville, Tennessee, April 7-9, 2002.

D. M. Mosbacher, J. A. Wehrmeyer, R. W. Pitz, and C. J. Sung "Experimental and Numerical Investigation of Premixed Cylindrical Flames, AIAA 40th Aerospace Sciences Meeting, Paper No. AIAA-2002-0481, Reno, Nevada, January 14-17, 2002.(PDF)

R. W. Pitz, D. M. Mosbacher, J. A. Wehrmeyer, R. J. Osborne, Z. Cheng, C.-J. Sung, and J. L. Byrd, "Raman Scattering Measurements of Low Temperature Planar and Tubular Flames: Implications for Modeling," NSF Workshop on New Combustion Models with Practical Fuels, S. Margherita Ligure, Italy, September 20, 2001.

Ribarov, L. A., J. A. Wehrmeyer, R. W. Pitz, "Unseeded Molecular Flow Tagging in Low and High-Temperature Flows Using Hydroxyl Tagging Velocimetry," Poster No. 2-8, 11th Gordon Research Conference on Laser Diagnostics of Combustion, Mount Holyoke, College, South Hadley, MA, July 2001.

D. M. Mosbacher, J. A. Wehrmeyer, R. W. Pitz, and C. J. Sung "Investigation of Partially-Premixed Cylindrical and Axial Opposed Jet Propane-Air Flames," Joint Meeting of the United States Sections of the Combustion Institute, Oakland, CA, March 25-28, 2001.

L. A. Ribarov, J. A. Wehrmeyer and R. W. Pitz, "Hydroxyl Tagging Velocimetry (HTV) in Ambient Air and Reacting Flows," Joint Meeting of the United States Sections of the Combustion Institute, Oakland, CA, March 25-28, 2001.

J. A. Wehrmeyer, R. J. Osborne, D. M. Mosbacher, Z. Cheng, R. W. Pitz, and C.-J. Sung, "Investigation of Partially Premixed Propane-Air Flames with Flame Curvature," AIAA 39th Aerospace Sciences Meeting, Paper No. AIAA-2001-1083, Reno, Nevada, January 8-11, 2001.

L. A. Ribarov, J. A. Wehrmeyer, and R. W. Pitz, "Molecular Flow Tagging Velocimetry for Low and High Temperature Flows," 2000 Annual OSA/ILS-XVI Meeting, Providence, Rhode Island, October 22-26, 2000. Abstract.

R. W. Pitz, J. A. Wehrmeyer, L. A. Ribarov, D. A. Oguss, F. Batliwala, P. A. DeBarber, S. Deusch and P. E. Dimotakis, "Unseeded Molecular Flow Tagging in Cold and Hot Flows Using Ozone and Hydroxyl Tagging Velocimetry," 28th International Symposium on Combustion, Edinburgh, Scotland, July 30 to August 4, 2000. Work in Progress Poster.

L. A. Ribarov, J. A. Wehrmeyer, and R. W. Pitz, "Laser-induced Flow Tagging using Ozone and Water," Central States Section of the Combustion Institute, Technical Meeting, Indianapolis, Indiana, April 16-18, 2000.

R. J. Osborne, J. A. Wehrmeyer, and R. W. Pitz, "A Comparison of UV Raman and Visible Raman Techniques for Measuring Non-Sooting Partially Premixed Hydrocarbon Flames," AIAA 38th Aerospace Sciences Meeting, Paper No. AIAA-2000-0776, Reno, Nevada, January 2000.

S. Yeralan, P. A. DeBarber, M. S. Brown, J. A. Wehrmeyer and R. W. Pitz, “Use of Rotational and Rotational-Vibrational Raman Spectroscopy for Rocket Combustion Measurements,” 33rd National Heat Transfer Conference, August 15-17, 1999 in Albuquerque, NM.

Wehrmeyer, J. A., L. A. Ribarov, D. A., Oguss, F. Batliwala, R. W. Pitz, and P.A. DeBarber,"Flow Tagging Velocimetry for Low and High Temperature Flowfields," Poster No. 2-1, 10th Gordon Research Conference on Laser Diagnostics of Combustion, Il Ciocco, Barga, Italy, June 1999.

Ribarov, L. A., J. A. Wehrmeyer, D. A. Oguss, R. W. Pitz, and P.A. DeBarber,"Development of Flow Tagging Velocimetry Methods for Low and High Temperature Experimental Flowfields," 7th Annual Graduate Student Technical Conference--ASME Region XI, Birmingham, AL, April, 1999.

S. Yeralan, P. A. DeBarber, M. S. Brown, J. A. Wehrmeyer and R. W. Pitz, “Experimental Determination of Temperature Using H2 Rotational Raman Spectroscopy,” Joint Meeting of the United States Sections of the Combustion Institute, Washington, D. C., March 15-17, 1999.

J. A. Wehrmeyer, L. A. Ribarov, D. A. Oguss, and R. W. Pitz, “Water Vapor 193 nm Photodissociation for High Temperature Flow Tagging Velocimetry,” Joint Meeting of the United States Sections of the Combustion Institute, Washington, D. C., March 15-17, 1999.

J. A. Wehrmeyer, L. A. Ribarov, F. Batliwala, R. W. Pitz, and P. A. DeBarber, " Flow Tagging Velocimetry for Low and High Temperature," AIAA 37th Aerospace Sciences Meeting, Reno, Paper No. AIAA-99-0646, Nevada, January 1999.

Ribarov, L. A., J. A., Wehrmyer, F. Batliwala, R. W. Pitz and P. A. DeBarber, "Unseeded Instantaneous Scalar Velocity Measurements of Air FLows by Ozone Tagging Velocimetry," Poster No. W4E06, 27th International Symposium on Combustion, University of Colorado, Boulder, CO, August 1998.

P. A. DeBarber, L. A. Ribarov, J. A. Wehrmeyer, F. Batliwala, and R. W. Pitz, "Quantitative Unseeded Molecular Velocimetry Imaging," 9th International Symposium on Applications of Laser Techniques to Fluid Mechanics,” Lisbon, Portugal, July 13-16, 1998.

R. W. Pitz, L. A. Ribarov, J. A. Wehrmeyer, F. Batliwala, and P. A. DeBarber, "Ozone Tagging Velocimetry for Unseeded Velocity Measurements in Air Flows (Invited)," 20th AIAA Advanced Measurement and Ground Testing Technology Conference, Paper No. AIAA-98-2610, Albuquerque, New Mexico, June 15-18, 1998.

L. A. Ribarov, J. A. Wehrmeyer, F. Batliwala, R. W. Pitz, and P. A. DeBarber, "Unseeded Instantaneous Velocity Measurements of Air Flows by Ozone Tagging Velocimetry," Central States Section of the Combustion Institute, Technical Meeting, Lexington, Kentucky, May 31-June 2, 1998.

L. A. Ribarov, J. A. Wehrmeyer, F. Batliwala, R. W. Pitz, and P. A. DeBarber, "Ozone Tagging Velocimetry (OTV) Measurements Using Narrowband Excimer Lasers," 36th Aerospace Sciences Meeting, AIAA #98-0513, Reno, Nevada, January 1998

L. A. Ribarov, J. A. Wehrmeyer, R. W. Pitz, and P. A. DeBarber, "Instantaneous Velocity Field Measurements of Air Flows by Ozone Tagging Velocimetry (OTV)," OSA Topical Meeting, Laser Applications to Chemical and Environmental Analysis, Orlando, Florida, March 9-11, 1998

Ribarov, L. A., J. A. Wehrmeyer, F. Batliwala, R. W. Pitz, and P. A. DeBarber, "Unseeded Velocity Measurements by Ozone Tagging Velocimetry (OTV) Method," mentioned in the article "The Year in Review," (Aerodynamic Measurement Technology) in AeroSpace America, vol. 12, p.11, Decmeber 1997.

P. A. DeBarber, M. S. Brown, J. Segall, R. W. Pitz T. M. Brown and R. A. Yetter, "Ozone Flow Tagging for Unseeded Velocimetry," 34th Aerospace Sciences Meeting, Reno, NV, AIAA #96-0300, 1996

T. M. Brown, R. W. Pitz, M. Tanoff, and M. D. Smooke, "Species Concentration and Temperature Measurements in Low Stretch Pure Hydrogen/Air Counterflow Diffusion Flames Using UV Raman Scattering," 34th Aerospace Sciences Meeting, Reno, NV, AIAA #96-0467, 1996

R. J. Osborne, P. A. Skaggs, and R. W. Pitz, "Multi-Camera/Spectrometer Design for Instantaneous Line Rayleigh/Raman/LIPF Measurements in Methane/Air Flames," 34th Aerospace Sciences Meeting, Reno, NV, AIAA #96-0175, 1996

R. J. Osborne, T. M. Brown, R. W. Pitz, M. Tanoff, and M. Smooke, "Study of Structure, Extinction, and Emissions of Partially Premixed Methane flames in Laminar Counterflow," 34th Aerospace Sciences Meeting, Reno, NV, AIAA #96-0212, 1996

T. M. Brown, and R. W. Pitz, "Experimental Investigation of Counterflow Diffusion flames with Oscillatory Stretch," Aerospace Sciences Meeting, Reno, NV, AIAA #96-0214, 1996

S. P. Nandula, R. W. Pitz, R. S. Barlow, and G. J. Fiechtner, "Rayleigh/Raman/LIF Measurements in a Turbulent Lean Premixed Combustor," AIAA 34th Aerospace Sciences Meeting, Reno, NV, AIAA#96-0937, 1996
(Awarded the 1996 AIAA Best Paper in Propellants and Combustion)

P. A. DeBarber, M. S. Brown, R. W. Pitz, T. M. Brown, and D. G. Fletcher, "Ozone Flow Tagging: A Novel Approach for Un-Seeded Velocimetry Measurement," 26th Plasmadynamics and Lasers Conference, San Diego, CA, 1995

R. W. Pitz, T. M. Brown, and P. A. DeBarber, "Unseeded Velocity Measurement by Ozone Tagging Velocimetry (OTV)," Joint Meeting of the Central States/Western States/Mexican National Sections of the Combustion Insitute and the American Flame Research Committee, San Antonio, TX, #95S-069, 1995

P. A. Skaggs, T. M. Brown, S. P. Nandula, R. W. Pitz, and E. P. Hassel, "Multi-Species Measurements in CH4-Air Flames Using a Narrowband KrF Excimer Laser by UV Raman Scattering," 32nd Aerospace Sciences Meeting, Reno, NV, #AIAA-94-0613, 1994

T. M. Brown, S. P. Nandula, P. A. Skaggs, R. W. Pitz, G. L. Pellett, W. Roberts, L. G. Wilson, and K. M. Isaac, "Multi-Point Measurement Of Temperature And Species Concentration Measurements In Opposed Jet Flames By UV Raman Scattering," 32nd Aerospace Sciences Meeting, Reno, NV, #AIAA-94-0226, 1994

S. P. Nandula, T. M. Brown, P. A. Skaggs, R. W. Pitz, and P. A. DeBarber, "Multi-Species Line Raman Measurements in H2-Air Turbulent Flames," 32nd Aerospace Sciences Meeting, Reno, NV, #AIAA-94-0227, 1994

P. A. DeBarber, C. F. Hess, R. W. Pitz, S. P. Nandula, T. M. Brown, and P. A. Skaggs, "Practical Applications in UV Raman Line Imaging of Water Vapor," SPIE's OE/LASE 94, Los Angeles, CA, 1994

S. P. Nandula, T. M. Brown, and R. W. Pitz, "Measurements of Differential Diffusion and Scalar Dissipation in Reaction Zones by Raman Scattering," Western States Section (The Combustion Institute), Menlo Park, CA, 1993

R. W. Pitz, S. Nandula, and T. M. Brown, "Comparison of Reaction Zones in Turbulent Lifted Diffusion Flames to Stretched Laminar Flamelets," AIAA, SAE, ASME, ASEE 28th Joint Propulsion Conference, Nashville, TN, #AIAA-92-3349, 1992

S. P. Nandula, T. M. Brown, W. A. Cole, and R. W. Pitz, "Simultaneous Multi-Species Multi-Point Measurements in H2-Air Flames using a Narrowband KrF Excimer Laser," AIAA, SAE, ASME, ASEE 28th Joint Propulsion Conference, Nashville, TN, #AIAA-92-3348, 1992

T. C. Cole, W. A. Cole, T. M. Brown, and R. W. Pitz, "Degenerate Four-Wave Mixing for Measurement of NO2 and Smoke Concentration in Jet Engine Exhaust," AIAA, SAE, ASME, ASEE 28th Joint Propulsion Conference, Nashville, TN, #AIAA-92-3658, 1992

P. A. DeBarber, C. F. Hess, T. M. Brown, W. A. Cole, S. P. Nandula, and R. W. Pitz, "Two-Photon Photodissociation of Water Vapor to Measure Hydrogen/Air Mixing in Hypersonic Propulsion," 30th Aerospace Sciences Meeting, Reno, NV, #AIAA-92-0627, 1992

T. M. Brown, R. W. Pitz, C. F. Hess, and C. P. Wood, "Pulsed Photothermal Laser Deflection for Low-Level Smoke Measurements in Jet Engine Exhaust," AIAA, SAE, ASME, ASEE 27th Joint Propulsion Conference, Sacramento, CA, #AIAA-91-2246, 1991.

T. M. Brown, R. W. Pitz, C. F. Hess, and C. P. Wood, "Smoke and NO2 Measurements by Pulsed Photothermal Laser Deflection," Central States Section The Combustion Institute), Nashville, TN, 1991.

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R. W. Pitz, "Raman Scattering Measurements of Low Temperature Planar and Tubular Flames: Implications for Modeling," NSF Workshop on New Combustion Models with Practical Fuels, S. Margherita Ligure, Italy, September 20, 2001.

R. W. Pitz, "Molecular Tagging Velocimetry" Gordon Conference on the Laser Diagnostics in Combustion, Mount Holyoke College, South Hadley, Massachusetts, July 1-6, 2001.

R. W. Pitz, "Raman Scattering Technique," and "Laser-Induced Fluorescence, Rayleigh Scattering and Combination Methods," Invited Talks at the International Center for Science and High Technology (ICS) Training Course on "Laser Diagnostics of Combustion Processes," National Institute of Laser Enhanced Sciences (NILES), Cairo University, Giza, Egypt, 18-22 November 2000.

R. W. Pitz, "Ozone Tagging Velocimetry for Unseeded Velocity Measurements in Air Flows," 20th AIAA Advanced Measurement and Ground Testing Technology Conference, Albuquerque, New Mexico, June 15-18, 1998.

R. W. Pitz, "Multi-Point, Multi-Scalar Measurement in Combustion by Raman Spectral Imaging," Optical Society of America Annual Meeting, Rochester, New York, October 20-24, 1996.

R. W. Pitz, "UV Raman Measurement of Reaction Zones: The Chemistry/Scalar Dissipation Rate Interaction," Gordon Conference on the Physics and Chemistry of Laser Diagnostics in Combustion, Plymouth, New Hampshire, July 12-16, 1993.

R. W. Pitz, "Finite-Rate Chemistry Effects in Supersonic Combustion: Measurements and Modeling," Second ICASE/NASA Langley Research Center Combustion Workshop, Newport News, Virginia, October 12-14, 1992

R. W. Pitz, "Laser Raman Measurements in Supersonic Flows,” Optical Methods in Flow & Particle Diagnostics Symposium, ICALEO '90, Boston, November 1990.

R. W. Pitz, "Single-Pulse UV Raman Scattering and Fluorescence for Application to Turbulent Hydrogen Flame Measurement," Gordon Conference on the Physics and Chemistry of Laser Diagnostics in Combustion, Plymouth, New Hampshire, July 16-21, 1989

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