Laboratory for Turbulence and Complex Flow

Department of Mechanical Science and Engineering
University of Illinois at Urbana-Champaign

Publications

Chapters in Books

Blois, G., J. L. Best, K. T. Christensen, R. J. Hardy & G. Sambrook Smith. 2013. Coherent flow structures in the pore spaces of permeable beds underlying a unidirectional turbulent boundary layer: A review and some new experimental results, Coherent Flow Structures at the Earth's Surface, J. G. Venditti, J. Best, M. Church and R. J. Hardy (eds.), Wiley-Blackwell, in press.

Mejia-Alvarez, R., Barros, J. M. & Christensen, K. T. 2013. Structural Attributes of Turbulent Flow Over a Complex Topography, Coherent Flow Structures at the Earth's Surface, J. G. Venditti, J. Best, M. Church and R. J. Hardy (eds.), Wiley-Blackwell, in press.

Natrajan, V. K. & Christensen, K. T. 2008. Fluorescent Thermometry. In Encyclopedia of Microfluidics and Nanofluidics, D. Li (ed.), Springer-Verlag (New York, NY), pp. 750-759.

Natrajan, V. K. & Christensen, K. T. 2008. Methods for Temperature Measurement. In Encyclopedia of Microfluidics and Nanofluidics, D. Li (ed.), Springer-Verlag (New York, NY), pp. 1994-2005.

Guala, M., K. T. Christensen and R. J. Adrian, "Effect of a Roughness Transition on Turbulent Structures in the Outer Layer"¯, in Sedimentation and Sediment transport, Kluwer Acad. Pub., 23-28, 2002.

Refereed Journal Articles

Johnson, B. E., G. Elliott and K. T. Christensen. 2013. Structural Characteristics of a Heated Jet in Cross-Flow Emanating from a Raised, Circular Stack. Exp. Fluids, submitted.

Mujal-Colliles, A., J. M. Mier, K. T. Christensen, A. Bateman and M. G. Garcia. 2013. PIV Experiments in Rough-Wall Oscillatory Boundary Layers. Exp. Fluids, submitted.

Mejia-Alvarez, R. & K. T. Christensen. 2013. Robust Suppression of Background Reflections in PIV Images. Meas. Sci. Tech. 23, 027003 (6pp).

Hansen, C. J., R. Saksena, D. B. Kolesky, J. J. Vericella, S. Kranz, G. Muldowney, K. T. Christensen & J. A. Lewis. 2013. High Throughput Printing via Microvascular Multinozzle Arrays. Adv. Mater. 25, 96-102.

Aragon, A. M., Saksena, R., Kozola, B. D., Geubelle, P. H., Christensen, K. T. & White, S. R. 2013. Multi-Physics Optimization of Three-Dimensional Microvascular Polymeric Components. J. Comp. Phys. 233, 132-147.

Guala, M., C. D. Tomkins, K. T. Christensen & R. J. Adrian. 2012. Vortex Organization in a Turbulent Boundary Layer Overlying Sparse Roughness Elements. J. Hydraulic Res. 50, 465-481.

Mejia-Alvarez, R. & Christensen, K. T. 2012. Polymer-Induced Turbulence Modifications in an Impinging Jet. Exp. Fluids, 52, 1237-1260.

Palmer, J. A., Mejia-Alvarez, R., Best, J. L. & Christensen, K. T. 2012. Particle-Image Velocimetry Measurements of Flow over Interacting Barchan Dunes. Exp. Fluids, 52, 809-829.

Licari, A. & Christensen, K. T. 2011. Modeling Cumulative Damage to a Flow Surface and Assessing its Impact on Wall Turbulence. AIAA J., 49, 2305-2320.

Natrajan, V. K. & Christensen, K. T.  2011.  Non-Intrusive Measurements of Transitional and Turbulent Convective Heat Transfer in a Rectangular Microchannel. J. Micromech. Microeng., 21, 085001 (18 pp.).

Kozola, B. D., Shipton, L. A., Natrajan, V. K., Christensen, K. T. & White, S. R. 2010. Characterization of Active Cooling and Flow Distribution in Microvascular Polymers. Journal of Intelligent Material Systems and Structures, 21, 1147-1156.

Natrajan, V. K. & Christensen, K. T.  2010.  Non-Intrusive Measurements of Convective Heat Transfer in Smooth- and Rough-Wall Microchannels: Laminar Flow. Exp. Fluids, 49, 1021-1037.

Wu, Y. & Christensen, K. T.  2010.  Spatial Structure of a Turbulent Boundary Layer with Irregular Surface Roughness. J. Fluid Mech., 655, 380-418.

Natrajan, V. K. & Christensen, K. T.  2010.  The Impact of Surface Roughness on Flow Through a Rectangular Microchannel from the Laminar to Turbulent Regimes. Microfluid. Nanofluid., 9 (1), 95-121.

Ferrara, E., Muramatsu, M., Christensen, K. T. & Cestari, I. A. 2010. Particle-Image Velocimetry Study of a Pediatric Ventricular Assist Device. ASME J. Biomech. Eng., 132 (7), 071004 (6 pp).

Kasper, M. J., Natrajan, V. K., Privorotskya, N., Christensen, K. T. & King, W. P. 2010. Natural Convection from a Microcantilever Heat Source. Appl. Phys. Lett., 96 (6), 063113 (3 pp).

Mejia-Alvarez, R. & Christensen, K. T.  2010.  Low-Order Representations of Irregular Surface Roughness and Their Impact on a Turbulent Boundary Layer. Phys. Fluids, 22 (1), 015106 (20 pp).

Johnson, B. & Christensen, K. T.  2009.  Turbulent Flow Over Low-Order Models of Highly-Irregular Surface Roughness. AIAA J., 47 (5), 1288-1299.

Natrajan, V. K. & Christensen, K. T.  2009.  Structural Characteristics of Transition to Turbulence in Microscale Capillaries. Phys. Fluids, 21 (3), 034104 (19 pp).

Bijjula, K., Christensen, K. T. & Kyritsis, D. C. 2009. Experimental Investigation of Gaseous Reacting Flows Around Catalytically Coated Micro-Wires. Proceedings of the Combustion Institute, 32, 3043-3050.

Smyth, S. A., Christensen, K. T. & Kyritsis, D. C. 2009. Intermediate Reynolds/Peclet Flat Plate Boundary Layer Flows over Catalytic Surfaces for “Micro”-Combustion Applications. Proceedings of the Combustion Institute, 32, 3035-3042.

Natrajan, V. K. and Christensen, K. T.  2009.  Two-Color Laser-Induced Fluorescent Thermometry for Microfluidic Systems. Meas. Sci. Tech. 20 (1), 015401 (11 pp).

Wu, Y. and Christensen, K. T.  2007.  Outer-Layer Similarity in the Presence of a Practical Rough-Wall Topography. Phys. Fluids 19 (8), 085108 (15 pp).

Roberts, M., Mohraz, A., Christensen, K. T. & Lewis, J. A. 2007. Direct Flow Visualization and Modeling of Colloidal Gels in Microfluidic Channels. Langmuir 23, 8726-8731.

Natrajan, V. K. & Christensen, K. T. 2007. Microscopic Particle Image Velocimetry Measurements of Transition to Turbulence in Microscale Capillaries. Exp. Fluids 43(1), 1-16.

Natrajan, V. K., Wu, Y. & Christensen, K. T. 2007. Spatial Signatures of Retrograde Spanwise Vortices in Wall Turbulence. J. Fluid Mech. 574, 155-167.

Natrajan, V. K., Yamaguchi, E. & Christensen, K. T. 2007. Statistical and Structural Similarities Between Micro- and Macro-Scale Wall Turbulence. Microfluid. Nanofluid. 3 (1), 89-100.

Wu, Y. & Christensen, K. T.  2006.  Reynolds-Stress Enhancement Associated with a Short Fetch of Roughness in Wall Turbulence. AIAA J. 44 (12), 3098-3106.

Wu, Y. & Christensen, K. T. 2006. Population Trends of Spanwise Vortices in Wall Turbulence. J. Fluid Mech. 568, 55-76.

Natrajan, V. K. & Christensen, K. T. 2006. The Role of Coherent Structures in Subgrid-Scale Energy Transfer Within the Log Layer of Wall Turbulence. Phys. Fluids 18 (6), 065104 (14 pp).

Christensen, K. T. & Wu, Y. 2005. Visualization and Characterization of Small-Scale Spanwise Vortices in Turbulent Channel Flow. J. Visualization 8 (2), 1-9.

Christensen, K. T. 2004. The Influence of Peak-Locking Errors on Turbulence Statistics Computed from PIV Ensembles. Exp. Fluids 36 (3), 484-497.

Spengler, J., Coakley, W. T., & Christensen, K. T. 2003. Micro-Streaming Effects on Particle Concentration in an Ultrasonic Standing Wave. AIChE J. 49 (11), 2773-2782.

Christensen, K. T. & Adrian, R. J. 2002. Measurement of Instantaneous Eulerian Acceleration Fields by Particle-Image Accelerometry: Method and Accuracy. Exp. Fluids 33, 759-769.

Christensen, K. T. & Adrian, R. J. 2002. The Velocity and Acceleration Signatures of Small-Scale Vortices in Turbulent Channel Flow. J. Turbulence 3, 1-28.

Christensen, K. T. & Adrian, R. J. 2001. Statistical Evidence of Hairpin Vortex Packets in Wall Turbulence. J. Fluid Mech. 431, 433-443.

Spengler, J., Jekel, M., Christensen, K. T., Adrian, R. J., Hawkes, J. J. & Coakley, W. T. 2001. Observation of Yeast Cell Movement and Aggregation in a Small-Scale MHz-Ultrasonic Standing Wave Field. Bioseparation 9 (6), 329-341.

Adrian, R. J., Christensen, K. T. & Liu, Z.-C. 2000. Analysis and Interpretation of Instantaneous Turbulent Velocity Fields. Exp. Fluids 29, 275-290.

Takehara, K., Adrian, R. J., Etoh, G. T. & Christensen, K. T. 2000. A Kalman Tracker for Super-Resolution PIV. Exp. Fluids 29, S34-41.

McGurn, A. R., Christensen, K. T., Mueller, F. M. & Maradudin, A. A. 1993. Anderson Localization on One-Dimensional Randomly Disordered Optical Systems that are Periodic on Average. Phys. Rev. B 47, 13120-13125.


Conference and Symposia Papers

Hardy, R. J., Marjoribanks, T. I., Best, J. L., Christensen, K. T., Parsons, D. R. and Mejia-Alvarez, R. 2011. Detection and Analysis of Coherent Flow Structures in a Depth-Limited Flow over a Gravel Surface. Coherent Flow Structures in Geophysical Flows at the Earth's Surface (CFS-2).

Mejia-Alvarez, R., Barros, J. M. and Christensen, K. T. 2011. Structural Attributes of Turbulent Flow Over a Complex Topography. Coherent Flow Structures in Geophysical Flows at the Earth's Surface (CFS-2).

Barros, J. M. and Christensen, K. T. 2011. Cross-Flow Stereo PIV Measurements in Wall Turbulence. 7th International Symposium on Turbulent Shear Flow Phenomena.

Min, D. and Christensen, K. T. 2011. The Combined Impact of Irregular Roughness and Favorable-Pressure-Gradient Conditions on Wall Turbulence Structure. 41st AIAA Fluid Dynamics Conference, AIAA Paper 2011-3420.

Barros, J. M. and Christensen, K. T. 2011. Characteristics of Large-Scale Motions in Wall Turbulence Evaluated from Cross-Flow Stereo PIV Measurements. 41st AIAA Fluid Dynamics Conference, AIAA Paper 2011-3083.

Hardy, R. J., Best, J. L., Parsons, D. R. and Christensen, K. T. 2010. The Generation of Coherent Flow Structures in a Gravel Bed River. AGU Fall Meeting, Paper #OS53C-1396.

Palmer, J. A., Mejia-Alvarez, R., Rivera, E., Best, J. L. & Christensen, K. T. 2010. The Structure of Flow over Interacting Barchan Dunes. Congress of the International Association of Sedimentologists, Paper 6, TS3-1.

Palmer, J. A., Mejia-Alvarez, R., Rivera, E., Best, J. L. & Christensen, K. T. 2010. The Structure of Flow over Interacting Barchan Dunes. 15th International Symposium on Applications of Laser Techniques to Fluid Mechanics, Paper 1751.

Johnson, B., Elliott, G. & Christensen, K. T. 2010. An Experimental Study of Heated Circular and Rectangular Jets Emitting into a Crossflow. 16th U.S. National Congress of Theoretical and Applied Mechanics Conference, USNCTAM2010-570.

Mejia-Alvarez, R. & Christensen, K. T. 2010. Low-Order Representations of Irregular Surface Roughness and Their Impact on a Turbulent Boundary Layer. 16th U.S. National Congress of Theoretical and Applied Mechanics Conference, USNCTAM2010-568.

Palmer, J. A., Mejia-Alvarez, R., Best, J. L. & Christensen, K. T. 2010. The Structure of Flow over Interacting Barchan Dunes. 16th U.S. National Congress of Theoretical and Applied Mechanics Conference, USNCTAM2010-572.

Barros, J. M. & Christensen, K. T. 2010. Time-Resolved Stereo PIV Measurements in a Rough-Wall Turbulent Boundary Layer. 40th AIAA Fluid Dynamics Conference, AIAA Paper 2010-5019.

Johnson, B., Elliott, G. & Christensen, K. T. 2010. An Experimental Study of Heated Circular and Rectangular Jets Emitting into a Crossflow. 40th AIAA Fluid Dynamics Conference, AIAA Paper 2010-4846.

Licari, A. & Christensen, K. T. 2010. Modeling Cumulative Damage to Flow Surfaces and Assessing its Impact on Wall Turbulence. 40th AIAA Fluid Dynamics Conference, AIAA Paper 2010-5017.

Mejia-Alvarez, R. & Christensen, K. T. 2010. Impact of Low-Order Representations of Irregular Surface Roughness on Flow in the Roughness Sublayer. 40th AIAA Fluid Dynamics Conference, AIAA Paper 2010-5018.

Min, D. & Christensen, K. T. 2010. Combined Irregular Roughness and Favorable-Pressure-Gradient Effects in a Turbulent Boundary Layer. 40th AIAA Fluid Dynamics Conference, AIAA Paper 2010-5016.

Palmer, J.A., Best, J.L., Christensen, K. T. & Mejia-Alvarez, R. 2009. The Structure of Flow over Interacting Barchan Dunes, AGU Fall Meeting, Poster #EP23B-0634.

Natrajan, V. K. & Christensen, K. T. 2009. Studies of Flow and Heat-Transfer in Smooth- and Rough-Wall Microchannels. ASME International Mechanical Engineering Congress & Exposition, IMECE2009-12190.

Natrajan, V. K. & Christensen, K. T. 2009. Diagnostics for Assessing Momentum and Thermal Transport in Microvascular Systems. 2nd International Conference on Self-Healing Materials.

Saksena, R., Natrajan, V. K. & Christensen, K. T. 2009. Surface Texturing for Enhanced Heat Transfer in Microvascular Systems. 2nd International Conference on Self-Healing Materials.

Natrajan, V. K. & Christensen, K. T. 2009. An Experimental Study of Thermal Transport in Transitional Flow Through Rough-Wall Microchannels. 39th AIAA Fluid Dynamics Conference, AIAA Paper 2009-3584.

Mejia-Alvarez, R. & Christensen, K. T. 2009. Flow of Turbulent Boundary Layers Over Low-Order Representations of Irregular Surface Roughness. 39th AIAA Fluid Dynamics Conference, AIAA Paper 2009-3681.

Johnson, B., Elliott, G. & Christensen, K. T. 2009. An Experimental Study of a Heated Circular Stack Emitting into a Crossflow. 39th AIAA Fluid Dynamics Conference, AIAA Paper 2009-4171.

Natrajan, V. K. & Christensen, K. T. 2009. An Experimental Study of Thermal Transport in Transitional Flow at the Microscale. 47th AIAA Aerospace Sciences Meeting, AIAA Paper 2009-1123.

Mejia-Alvarez, R., Wu, Y. & Christensen, K. T. 2009. Modifications of the Structure of Turbulent Flow by a Rough Surface. 47th AIAA Aerospace Sciences Meeting, AIAA Paper 2009-0399.

Palmer, J. A., Best, J. L. & Christensen, K. T. 2008. The Structure of Flow over a Barchan Dune, AGU Fall Meeting, Poster #V41C-2105.

Natrajan, V. K. & Christensen, K. T. 2008. Development of Fluorescent Thermometry Methods for Microfluidic Systems. 14th International Symposium on Applications of Laser Techniques to Fluid Mechanics , Lisbon, Portugal, Paper No. 1284.

Johnson, B. & Christensen, K. T. 2008. Low-Order Models of Highly-Irregular Surface Roughness. 38th AIAA Fluid Dynamics Conference, AIAA Paper 2008-3961.

Natrajan, V. K. & Christensen, K. T. 2008. Structural Characteristics of Transitional Capillary Flow. 38th AIAA Fluid Dynamics Conference, AIAA Paper 2008-4277.

Bijjula, K., Christensen, K. T. & Kyritsis, D. C. 2008. Experimental Investigation of Gaseous Reacting Flows Around Catalytically Coated Micro-Wires. 32nd International Symposium on Combustion, Montreal, Canada.

Smyth, S. A., Christensen, K. T. & Kyritsis, D. C. 2008. Intermediate Reynolds/Peclet Flat Plate Boundary Layer Flows over Catalytic Surfaces for “Micro”-Combustion Applications. 32nd International Symposium on Combustion, Montreal, Canada.

Natrajan, V. K. & Christensen, K. T. 2008. A Two-Color Fluorescent Thermometry Technique for Microfluidic Devices. 46th AIAA Aerospace Sciences Meeting, AIAA Paper 2008-0689.

Wu, Y. & Christensen, K. T. 2008. Structural Characteristics of Flow Over a Highly-Irregular Surface Topography. 46th AIAA Aerospace Sciences Meeting, AIAA Paper 2008-0648.

Bijjula, K., Roychoudhury, S., Christensen, K. T. & Kyritsis, D. C. 2008. Experimental Investigation of Gaseous Reacting Flows Around Catalytically Coated Micro-Wires. 46th AIAA Aerospace Sciences Meeting, AIAA Paper 2008-0967.

Natrajan, V. K. & Christensen, K. T. 2007. A Microscopic Particle Image Velocimetry Study of Transition to Turbulence in Microscale Capillaries. 37th AIAA Fluid Dynamics Conference, AIAA Paper 2007-3990.

Wu, Y. & Christensen, K. T. 2007. Turbulence Modifications in the Roughness Sublayer of Flow over a Highly-Irregular Surface Topology. 37th AIAA Fluid Dynamics Conference, AIAA Paper 2007-3995.

Bons, J. & Christensen, K. T. 2007. Review of Surface Roughness Characterizations: Real versus Simulated Roughness Models. 37th AIAA Fluid Dynamics Conference, AIAA Paper 2007-3997 (invited).

Wu, Y. & Christensen, K. T. 2007. The Validity of Outer-Layer Similarity in the Presence of Highly-Irregular Surface Roughness. 45th AIAA Aerospace Sciences Meeting, AIAA Paper 2007-0528.

Yamaguchi, E., Natrajan, V. K. & Christensen, K. T. 2006.  Development of a Two-Dye LIF Technique for Measuring Fluid Temperature Fields in Microfluidic Devices.  ASME Joint U.S.-European Fluids Engineering Summer Meeting, ASME Paper FEDSM2006-98128

Natrajan, V. K. & Christensen, K. T. 2006. The Role of Coherent Structures in Subgrid-Scale Energy Transfer in Turbulent Channel Flow. 36th AIAA Fluid Dynamics Conference, AIAA Paper 2006-3540.

Wu, Y., Natrajan, V. K. & Christensen, K. T. 2006. Reynolds-Stress Enhancement Associated with a Short Fetch of Roughness in Wall Turbulence. 44th AIAA Aerospace Sciences Meeting, AIAA Paper 2006-1117.

Ferrara, E., Muramatsu, M., Cestari, I. A., Christensen, K. T. & Leirner, A. A. 2005. Flow Visualization in Input Branches of a Pediatric Ventricular Assist Device. 20th Congress of the International Commission for Optics.

Christensen, K. T., Ferrara, E., Muramatsu, M. & Cestari, I. A. 2005. The Influence of Beating Frequency on the Flow Within a Pediatric Ventricular Device.6th International Symposium on Particle Image Velocimetry.

Christensen, K. T. & Wu, Y. 2005. Characteristics of Vortex Organization in the Outer Layer of Wall Turbulence. 4th International Symposium on Turbulence and Shear Flow Phenomena.

Christensen, K. T., Ferrara, E., Muramatsu, M. & Cestari, I. A. 2005. PIV Study of Flow Within a Pediatric Ventricular Assist Device. 35th AIAA Fluid Dynamics Conference, AIAA Paper 2005-5003.

Christensen, K. T. & Wu, Y. 2004. A Population Study of Small-Scale Spanwise Vortices in Turbulent Channel Flow, Proc. 11th Int'l Symp. on Flow Visualization.

Christensen, K. T. & Wu, W. 2004. Direct Assessment of the Accuracy of Stereoscopic PIV in Turbulent Channel Flow. ASME Fluids Engineering Meeting, ASME Paper HT-FED 2004-56055.

Christensen, K. T., Wu, Y., Adrian, R. J. & Lai, W. 2004. Statistical Imprints of Structure in Wall Turbulence. 42nd AIAA Aerospace Sciences Meeting, AIAA Paper 2004-1116.

Chavez, P., Truman, C. R., Christensen, K. T. & Vorobieff, P. 2002. Laser Wavefront Diagnostics of a Heated Mixing Layer. 34th AIAA Plasmadynamics and Lasers Conference, AIAA Paper 2002-2270.

Christensen, K. T. & Adrian, R. J. 2001. Measurement of Instantaneous Acceleration Fields using PIV. Proc. 4th International Symposium on Particle Image Velocimetry.

Christensen, K. T. & Adrian, R. J. 2001. The Small-Scale Structure of Acceleration in Turbulent Channel Flow. Proc. 2nd International Symposium on Turbulence and Shear Flow Phenomena.

Adrian, R. J., Christensen, K. T., Soloff, S. M. & Meinhart, C. D. 1998. Decomposition of Turbulent Fields and Visualization of Vortices and Turbulent Momentum Transport. Proc. 8th International Symposium on Flow Visualization.

Adrian, R. J., Christensen, K. T., Soloff, S. M., Meinhart, C. D. & Liu, Z.-C. 1998. Decomposition of Turbulent Fields and Visualization of Vortices. Proc. 9th International Symposium on Applications of Laser Techniques to Fluid Mechanics, 16.1.1-16.1.8.

Christensen, K. T. 1996. Linear Stochastic Estimation of Optical Phase Error Imposed by Turbulent Channel Flow. 34th AIAA Aerospace Sciences Meeting, AIAA Paper 96-0007.


Conference Presentations

Min, D. & Christensen, K. T. 2010. Combined Roughness and Favorable Pressure Gradient Effects in a Turbulent Boundary Layer, 63rd APS-DFD Meeting.

Barros, J. M. & Christensen, K. T. 2010. Stereo PIV Measurements in the Wall-Normal-Spanwise Plane of Turbulent Channel Flow, 63rd APS-DFD Meeting.

Mejia-Alvarez, R. & Christensen, K. T. 2010. Structural Aspects of Wall Turbulence Over Low-Order Representations of Irregular Roughness, 63rd APS-DFD Meeting.

Saksena, R. & Christensen, K. T. 2009. Optimization of Microchannel Characteristics for Enhanced Heat Transfer in the Laminar Regime, 62nd APS-DFD Meeting.

Johnson, B. E., Elliott, G. & Christensen, K. T. 2009. An Experimental Study of Circular and Rectangular Heated Jets in Cross-Flow, 62nd APS-DFD Meeting.

Mejia-Alvarez, R. & Christensen, K. T. 2009. Flow of Turbulent Boundary Layers Over Low-Order Representations of Irregular Surface Roughness, 62nd APS-DFD Meeting.

Natrajan, V. K. & Christensen, K. T. 2009. Convective Heat-transfer CHaracteristics of Laminar Flow Through Smooth- and Rough-Wall Microchannels, 62nd APS-DFD Meeting.

Kozola, B., Natrajan, V. K., Christensen, K. T. & White, S. R. 2008. Active Cooling of Polymer Structures using Microvascular Networks, 45th SES Technical Meeting.

Mejia-Alvarez, R., Wu, Y. & Christensen, K. T. 2008. Observations of Large-Scale Meandering Motions in Rough-Wall Turbulence, 61st APS-DFD Meeting.

Natrajan, V. K. & Christensen, K. T. 2008. A Two-Color Fluorescent Thermometry Technique for Microfluidic Systems, 61st APS-DFD Meeting.

Natrajan, V. K. & Christensen, K. T. 2008. Structural Characteristics of Transitional Flow in Microscale Capillaries, 61st APS-DFD Meeting.

Palmer, J. A., Best, J. L., Christensen, K. T. & Wu, Y. 2008. The Flow Structure of Interacting Barchan Dunes, Marine Sandwave and River Dune Dynamics Meeting (MARID3).

Mejia-Alvarez, R. & Christensen, K. T. 2007. PIV Measurements in Turbulent Impinging Jets of Dilute Polymer Solutions, 60th APS-DFD Meeting.

Natrajan, V. K. & Christensen, K. T. 2007. A Microscopic Particle Image Velocimetry Study of the Structure of Transitional Capillary Flow, 60th APS-DFD Meeting.

Wu, Y. & Christensen, K. T. 2007. Structural Characteristics of Flow Over a Highly-Irregular Surface Topology, 60th APS-DFD Meeting.

Christensen, K. T. & Natrajan, V. K. 2006. Statistical and Structural Features of Wall Turbulence at the Microscale, 59th APS-DFD Meeting.

Mejia-Alvarez, R. & Christensen, K. T. 2006. Experimental Study of Turbulent Impinging Jets of Dilute Polymer Solutions, 59th APS-DFD Meeting.

Natrajan, V. K. & Christensen, K. T. 2006. The Structure of Transitional Wall-Bounded Microscale Flows, 59th APS-DFD Meeting.

Wu, Y. & Christensen, K. T. 2006. The Character of Wall Turbulence in the Presence of Highly-Irregular Surface Roughness, 59th APS-DFD Meeting.

Natrajan, V. & Christensen, K. T. 2006. Contributions of Coherent Structures to Subgrid-Scale Energy Transfer in Low-Re Channel and Higher-Re Boundary-Layer Flows. 15th U.S. National Congress of Theoretical and Applied Mechanics.

Christensen, K. T. 2005. Population Trends of Spanwise Vortices in Wall Turbulence, 3rd International Workshop on Wall-Bounded Turbulent Flows (invited participation).

Christensen, K. T., Ferrara, E., Muramatsu, M. & Cestari, I. A. 2005. Experimental Assessment of Flow Within a Pediatric Ventricular Assist Device, 58th APS-DFD Meeting.

Wu, Y. & Christensen, K. T. 2005. Population Trends of Small-Scale Spanwise Vortices in Wall Turbulence, 58th APS-DFD Meeting.

Kyritsis, D., Vanka, S. P., Christensen, K. T. & Joyce, K. 2005. Scalar Mixing and Flow Field Measurements in Curved-Duct Micromixers, 58th APS-DFD Meeting.

Christensen, K. T. 2004. The Influence of Peak-Locking Errors on Turbulence Statistics Computed from PIV Ensembles. 57th APS-DFD Meeting.

Wu, Y. & Christensen, K. T. 2004. The Structure of Turbulent Boundary Layers Subjected to Non-Zero Streamwise Pressure Gradients, 57th APS-DFD Meeting.

Christensen, K. T., Wu, Y., Adrian, R. J. & Lai, W. 2003. Statistical Imprints of Structure in Wall Turbulence, 56th APS-DFD Meeting.

Christensen, K. T. & Adrian, R. J. 2002. The Scaling of Acceleration Statistics in Turbulent Channel Flow, 55th APS-DFD Meeting.

Christensen, K. T. & Adrian, R. J. 2001. The Small-Scale Structure of Acceleration in Wall Turbulence, 54th APS-DFD Meeting.

Christensen, K. T. & Adrian, R. J. 2000. Character of Acceleration in Turbulent Channel Flow, 53rd APS-DFD Meeting.

Christensen, K. T. & Adrian, R. J. 1999. Calculation of Velocity Space-Time Correlations from Particle-Image Velocimetry Measurements in Turbulent Channel Flow, 52nd APS-DFD Meeting.

Christensen, K. T., Adrian, R. J. & Nishino, K. 1997. Holographic PIV for the Study of Turbulent Pipe Flow, 50th APS-DFD Meeting.

©2008 Laboratory for Turbulence and Complex Flow

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