PubKaehler

Veröffentlichungen
Univ.-Prof. Dr. rer. nat. habil. Christian Joachim Kähler

 

Neuere Veröffentlichungen - ATHENE Literaturdatenbank


2011

Kähler, C.J.; Scharnowski, S. & Cierpka, C.: Resolution limit of Digital Particle Image and Particle Tracking Velocimetry, 64th Annual Meeting of the APS Division of Fluid Dynamics, Baltimore, Maryland, USA, November 20-22

Rossi, M.; Cierpka, C.; Segura, R. & Kähler, C.J.: Recent advancements in tracer particle based-interface reconstruction, 64th Annual Meeting of the APS Division of Fluid Dynamics, Baltimore, Maryland, USA, November 20-22  

Segura, R.; Cierpka, C.; Rossi, M. & Kähler, C.J.: Uncertainty analysis of particle image thermometry using individual thermo-liquid crystal tracers, 64th Annual Meeting of the APS Division of Fluid Dynamics, Baltimore, Maryland, USA, November 20-22  

Radespiel, R.; Glatzer, C.; Hannemann, V.; Saile, D.; Scharnowski, S.; Windte, J.; Wolf, C. & You, Y.: SFB Transregio 40: Teilbereich B – Heckströmungen, 60. Deutscher Luft- und Raumfahrtkongress, Bremen, Germany, Sep 27-29  

Hain, R.; Cierpka, C. & Kähler, C.J.: The Dynamics of Coherent Structures induced by Obstacles in Turbulent Flows, FOR 1182 Workshop, Dynamics of Coherent Structures in Turbulent Flows, Bad Dürkheim, Germany, September 19-21  

Bitter, M. & Kähler, C.J.: Optische Bestimmung von Oberflächendruck- und Temperaturverteilungen am NACA Profil im Unter- und Transschall, Fachtagung "Lasermethoden in der Strömungsmesstechnik", Ilmenau, Germany, September 6-8  

Scharnowski, S. & Kähler, C.J.: Digitale Particle Image Velocimetry: Vergleich von Fenster-Korrelation und Ensemble-Korrelation, Fachtagung "Lasermethoden in der Strömungsmesstechnik", Ilmenau, Germany, September 6-8 

Tschulik, K.; Cierpka, C.; Uhlemann, M.; Gebert, A.; Kähler, C.J. & Schultz, L.: In-situ analysis of the electrolyte convection evolving during electrode- position in magnetic gradient fields, 8th PAMIR International Conference on Fundamental and Applied MHD, Corsica, France, September 5-9  

Rossi, M.; Cierpka, C.; Segura, R. & Kähler, C.J.: Volumetric reconstruction of the 3D boundary of stream tubes with general topology using tracer particles, Measurement Science & Technology, 22, 105405

Dumitra, M.; Schanz, D.; Schröder, A. & Kähler, C.J.: Large-scale turbulent boundary layer investigation with multiple camera PIV and hybrid evaluation up to single pixel resolution, 9th International Symposium on Particle Image Velocimetry, Kobe, Japan, July 21-23  

Kähler, C.J. & Scharnowski, S.: On the resolution limit of Digital Particle Image Velocimetry, 9th International Symposium on Particle Image Velocimetry, Kobe, Japan, July 21-23  

Pickel, C.; Müller, J.; Fichtl, K. & Kähler, C.J.: Evaluation of Fin Buffet Loads Measured by PIV and Pressure Transducers, 9th International Symposium on Particle Image Velocimetry, Kobe, Japan, July 21-23  

Rossi, M.; Cierpka, C.; Segura, R. & Kähler, C.J.: On the reconstruction of the boundary of fluid flows using 3D particle tracking, 9th International Symposium on Particle Image Velocimetry, Kobe, Japan, July 21-23  

Segura, R.; Cierpka, C.; Rossi, M. & Kähler, C.J.: Outlier detection improvements and intrinsic calibration of micro astigmatism particle tracking velocimetry (µAPTV), 9th International Symposium on Particle Image Velocimetry, Kobe, Japan, July 21-23 
 

Scharnowski, S. & Kähler, C.J.: Investigation of the wake dynamics of a generic space launcher at Ma = 0.7 by using high-repetition rate PIV, 4th European Conference for Aerospace Sciences, Saint Petersburg, Russia, July 4-8  

Cierpka, C.; Segura, R.; Rossi, M. & Kähler, C.J.: Three-dimensional, three-component flow field measurements with a single camera, 15th Int. Conf. on Sensors and Measurement Technology, Nuremberg, Germany, June 7-9

Schäfer, P.; Cierpka, C.; Rehder, H.J. & Röhle, I.: Wavelet analysis of vortical structures in turbomachinery applied to PIV data, ASME Turbo Expo, Vancouver, Canada, June 6-10  

Bitter, M.; Scharnowski, S.; Hain, R. & Kähler, C.J.: High-repetition-rate PIV investigations on a generic rocket model in sub- and supersonic flows, Experiments in Fluids, 50, 1019-1030

Cierpka, C.; Rossi, M.; Segura, R.; Mastrangelo, F. & Kähler, C.J.: A comparative analysis of the uncertainty of astigmatism-muPTV, stereo-muPIV, and muPIV, Experiments in Fluids, online first  

Cierpka, C.; Tschulik, K.; Segura, R.; Uhlemann, M. & Kähler, C.J.: Zeitaufgelöste 3D3K Geschwindigkeitsfeldmessungen mit der fernmikroskopi- schen Astigmatismus PTV zur Analyse der elektrochemischen Kupferabschei- dung, Technisches Messen, 78, 232-238

Cierpka, C. & Kähler, C.J.: Particle imaging techniques for volumetric three-component (3D3C) velocity measurements in microfluidics, Journal of Visualization, DOI: 10.1007/s12650-011-0107-9

Kähler, C.J.; Scharnowski, S.; Cierpka, C. & Friedl, A.: Single Pixel PIV, Single Particle PTV or Optical Flow Analysis? Resolution and Uncertainty Aspects, Particle Image Velocimetry (PIV) Uncertainty workshop, Las Vegas, USA, May 12-13   

Kim, Y.H.; Cierpka, C. & Wereley, S.T.: Flow field around a vibrating cantilever: coherent structure eduction by continuous wavelet transform and proper orthogonal decomposition, Journal of Fluid Mechanics, 669, 1-23  

Rossi, M.; Segura, R.; Cierpka, C. & Kähler, C.J.: On the effect of particle image intensity and image preprocessing on depth of correlation in micro-PIV, Experiments in Fluids  

Scharnowski, S.; Hain, R. & Kähler, C.J.: Reynolds stress estimation up to single-pixel resolution using PIV-measurements, Experiments in Fluids, online first 

Tschulik, K.; Cierpka, C.; Uhlemann, M.; Gebert, A.; Kähler, C.J. & Schultz, L.: In-situ analysis of three-dimensional electrolyte convection evolving during the electrodeposition of copper in magnetic gradient fields, Analytical Chemistry, 83, 3275–3281  

Wolf, E.; Kähler, C.J.; Troolin, D.R.; Kykal, C. & Lai, W.: Time-resolved volumetric particle tracking velocimetry of  large-scale vortex structures from the reattachment region of a laminar separation bubble to the wake, Experiments in Fluids, 50, 977-988

Cierpka C, Rossi M, Segura R, Kähler CJ: On the calibration of astigmatism particle tracking velocimetry for microflows, Measurements, Science and Technology 22, 2011, 015401, DOI: 10.1088/0957-0233/22/1/015401

 
2010
 
 
Heitmann D, Radespiel R, Kähler CJ (2010): Investigation of the response of a hypersonic 2D boundary layer to controlled acoustic disturbances.
48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace Exposition, Orlando, Florida, USA; 4 January 2010 through 7 January 2010

Heitmann D, Kähler CJ, Radespiel R (2010): Investigation of laser generated perturbations for boundary layer stability experiments
Notes on Numerical Fluid Mechanics, Springer, vol. 112, pp. 297-305

Probst A, Schulze S, Radespiel R, Kähler CJ (2010): Numerical and experimental investigation of a stalling flow-through nacelle
Notes on Numerical Fluid Mechanics, Springer, vol. 112, pp. 537-544, 2010


Lange S, Sieber M, Forster G, Marqués-López JL, Schein J, Kähler CJ (2010): Velocity Diagnostics for Gas Velocity Distributions in Cold Gas and Plasma Spraying Using Non-Resonant Laser Scattering
Journal of Thermal Spray Technology, pp. 1-9, 2010


Wolf E, Kähler CJ, Troolin DR, Kykal C, Lai, W. (2010): Time-resolved volumetric particle tracking velocimetry of large-scale vortex structures from the reattachment region of a laminar separation bubble to the wake
Experiments in Fluids, pp. 1-12, 2010


Heitmann D, Kähler CJ, Radespiel R, Rödiger T, Knauss H, Wagner S (2010): Non-intrusive generation of instability waves in a planar hypersonic boundary layer, Experiments in Fluids, pp. 1-8, 2010

Schulze S, Kähler CJ (2010): Untersuchung der abgelösten Strömung in einem Triebwerkseinlauf. Fachtagung "Lasermethoden in der Strömungsmesstechnik",
7. -- 9. September 2010, Cottbus
 

Rossi M, Cierpka C, Segura R, Kähler CJ (2010) On the effect of particle image intensity and image preprocessing on depth of correlation in micro-PIV measurements ,  15th Int. Symp. on Applications of Lasers Techniques to Fluid Mechanics, 5-8 July 2010, Lisbon, Portugal

Scharnowski S, Hain R, Kähler CJ (2010):, Estimation of Reynolds stresses from PIV-Measurements with single-pixel resolution ,  15th Int. Symp. on Applications of Lasers Techniques to  Fluid Mechanics, 5-8 July 2010, Lisbon, Portugal

Cierpka C , Rossi M, Segura R, Mastrangelo F, Kähler CJ (210):, Comparative study of the uncertainty of stereoscopic micro-PIV, wavefront deformation micro-PTV and standard micro-PIV, ; 15th Int. Symp. on Applications of Lasers Techniques to Fluid Mechanics, 5-8 July 2010, Lisbon, Portugal

Kumar A, Cierpka C, Williams SJ, Kähler CJ, Wereley ST (2010): 3D3C velocimetry measurements of an electrothermal microvortex using wavefront deformation PTV and A single camera., ; 15th Int. Symp. on Applications of Lasers Techniques to Fluid Mechanics, 5-8 July 2010, Lisbon, Portugal

Cierpka C, Tschulik K, Segura R, Uhlemann M, Kähler CJ (2010):, Zeitaufgelöste 3D3C Geschwindigkeitsfeldmessungen mit der fernmikros-kopischen Astigmatismus PTV zur Analyse der elektrochemischen Kupfer-abscheidung, Fachtagung "Lasermethoden in der Strömungs-messtechnik", 7. -- 9. September 2010, Cottbus

Cierpka C, Segura R, Hain R, and Kähler CJ (2010): A simple single camera 3C3D velocity measurement technique without errors due to depth of correlation and spatial averaging for microfluidics, Meas. Sci. Technol. 21, 2010
 
Francesco F, Rossi M, Cierpka C, Segura R, Rasponi M, Kähler CJ (2010): Reconstruction of the Interface between two Fluids in Microfluidic Devices using Astigmatic Particle Imaging. Proceedings of the 2nd European Conference on Microfluidics - Microfluidics 2010 - Toulouse, December 8-10. Paper 227
 
2009

 

Cierpka C, Hain R, Kähler CJ: Untersuchungen in µ-Strömungen mittels Analyse der Wellenfrontdeformation. 17. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V. Erlangen, Sept. 8-10 2009

 
Friedl A, Kähler CJ: Messung von Form und Deformation an natürlich texturierten Oberflächen mittels Optischem Fluss. 17. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V. Erlangen, Sept. 8-10 2009
 
Bitter M, Klein C, Kähler CJ: PSP und µPSP Untersuchungen zur Freistrahl / Wand Interaktion im Unter- und Überschall. 17. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V. Erlangen, Sept. 8-10 2009

 
Bitter M, Hain R, Müller J, Kähler CJ: Charakterisierung von Nachlaufströmungen bis Ma = 2,5 mit der fernmikroskopischen Highspeed-PIV. 17. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V. Erlangen, Sept. 8-10 2009

 
Segura R, Kähler CJ: Micro-PIV analysis of particle size and concentration effects in microsystems with pharmaceutical applications. 17. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V. Erlangen, Sept. 8-10 2009

 
Wolf E, Kähler CJ, Troolin D, Kykal C, Lai W: Zeitaufgelöste, volumetrische Messung abgelöster Strömungen im Wasserschleppkanal mithilfe des TSI V3V-Messsystems. 17. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V. Erlangen, Sept. 8-10 2009
 
Hain R, Kähler CJ, Radespiel R: Time-resolved PIV investigations on the laminar-turbulent transition over laminar separation bubbles. In: Seventh IUTAM Symposium on Laminar-Turbulent Transition: Proceedings of the Seventh IUTAM Symposium on Laminar-Turbulent Transition, Stockholm, Sweden, 2009, Eds: Schlatter P, Henningson DS, Springer
 
Bitter M,Hain R, Müller J, Kähler CJ: Characterization of Boundary- and Wake-Flows up to Ma = 2.5 using High-Speed Long-Range Micro - PIV. 8th International Symposium on Particle Image Velocimetry - PIV09, Melbourne, Victoria, Australia, August 25-28, 2009

A. Friedl, C.J. Kähler: Shape and Deformation Measurement of Naturally Textured Surfaces using Optical Flow. 8th International Symposium on Particle Image Velocimetry - PIV09, Melbourne, Victoria, Australia, August 25-28, 2009

R. Segura, C.J. Kähler: Micro-PIV in Microsystems with Pharmaceutical and Biological Applications. 8th International Symposium on Particle Image Velocimetry - PIV09, Melbourne, Victoria, Australia, August 25-28, 2009

Wolf E, Kähler CJ, Troolin D, Kykal C and Lai W: Time-Resolved Volumetric Separation Measurement in a Towing Tank using the TSI-V3V Measurement System. 8th International Symposium on Particle Image Velocimetry - PIV09, Melbourne, Victoria, Australia, August 25-28, 2009

Cierpka C,  Hain R  and  Kähler CJ:  Theoretical  and  experimental  investigation of  micro wavefront-deformation PTV. 8th International Symposium on Particle Image Velocimetry - PIV09, Melbourne, Victoria, Australia, August 25-28, 2009

Hain R, C. J. Kähler CJ, Radespiel R: Time-resolved PIV investigations on the laminar-turbulent transition over laminar separation bubbles. Seventh IUTAM Symposium on Laminar-Turbulent Transition, KTH Royal Institute of Technology Stockholm, Sweden, June 23--26, 2009, Paper O08.

Hain R, C. J. Kähler CJ, Radespiel R: Dynamics of laminar separation bubbles at low Reynolds-number airfoils. Journal of Fluid Mechanics, Volume 630 (2009), pages 129-153.

Radespiel R, Haucke F, Kähler CJ, Messing R, Nitsche W, Peltzer I,  Rist U, Scholz P, Wichmann G, Wild J and Gölling B: Dynamic Flow Control Experiments for Innovative High-Lift  Configurations  in  IHK / M-FLY  Programs;  Katnet II  Conference  on Key Aerodynamic Technologies, 12-14 May 2009, Bremen, Germany

Hain R, Kähler CJ, Radespiel R: Principles of a volumetric velocity measurement technique based on optical abberations. Notes on  Numerical  Fluid Mechanics and  Multidisciplinary Design. Eds. Nitsche, Dobriloff; Vol. 106; Springer-Verlag Berlin Heidelberg, 2009

Kähler CJ: Review of Optical Multipoint Methods for Velocity, Density, Deformation, Pressure and Temperatur Measurement in Aerodynamics. Eds. Rossow, Radespiel. Hermann Schlichting Memorial Lectures, Braunschweig, 28. Sept. 2007, Springer-Verlag Berlin Heidelberg, 2009

Kähler CJ: Long range micro-PIV. VKI Lecture Series on Recent advances in Particle Image Velocimetry, Rhode Saint Genèse, Belgium, Jan. 26--30 2009

Kähler CJ, Hain R: Time resolved PIV: Systems, Interrogation Algorithms and Applications. VKI Lecture Series on Recent advances in Particle Image Velocimetry, Rhode Saint Genèse, Belgium, Jan. 26--30 2009
 
Heitmann D. Kähler CJ, Radespiel R, Rödiger T, Knauss H, Krämer E: Investigation of laser-generated flow perturbations in hypersonic flow over a flat plate. 47^th AIAA Aerospace Sciences Meeting, 5--8 Jan

Heitmann D. Kähler CJ, Radespiel R, Rödiger T, Knauss H, Krämer E: Disturbance-level and roughness-induced transition measurements in a conical boundary layer at Mach 6. 47^th AIAA Aerospace Sciences Meeting, 5--8 Jan 2009

Casper M, Kähler CJ, Radespiel R: Fundamentals of boundary layer control with vortex generator jet arrays. 47^th AIAA Aerospace Sciences Meeting, 5--8 Jan 2009

Scholz P, Kähler CJ, Radespiel R, Wild J, Wichmann G: Active control of leading edge separation within the German flow control network. 47^th AIAA Aerospace Sciences Meeting, 5--8 Jan 2009

Casper M, Kähler CJ, Radespiel R: Fundamentals of boundary layer control with vortex generator jet arrays. 47th AIAA Aerospace Sciences Meeting, 5–8 Jan 2009


2008

Kähler CJ: Perspective of intrusive and non-intrusive flow-control concepts and their measurement. Habilitationsschrift. TU Braunschweig, 2008

Stanislas M, Okamoto K, Kähler CJ, Westerweel J, Scarano F: Main results of the third international PIV challenge. Exp. Fluids 45, 2008
(DOI: 10.1007/s00348-008-0462-z)

Heitmann, D.; Kähler, C.J.; Radespiel, R.: Installation of a System for Laser-Generated Perturbations in Hypersonic Flow. 14th Int. Symposium on Application of Laser Techniques to Fluid Mechanics, Lisbon, Portugal, July 2008

Heitmann, D.; Kähler, C. J.; Radespiel, R.: Investigation of Laser-Generated Flow Perturbations in Hypersonic Flow over a Flat Plate. Paper AIAA-2008-3737, 38th Fluid Dynamics Conference and Exhibit, Seattle, USA, 2008.

S. Bansmer, C.J. Kähler, R. Radespiel, R. Unger, M. Haupt, P. Horst: A comparison of the flow around a flexible and a non-flexible airfoil for flapping wing propulsion. 79th Annual Meeting of the International Association of Applied Mathematics and Mechanics, Bremen, April 2008

M. Casper, C.J. Kähler, R. Radespiel: Fundamentals of Boundary Layer Control with Vortex Generator Jet Arrays, AIAA-Paper 2008-3995, 4th AIAA Flow Control Conference, 23-26 Juni 2008, Seattle, USA

P. Scholz, M. Casper, C.J. Kähler: Separation Delay on a Two-Element High-Lift System using Pulsed Vortex Generator Jets, KATnet II Separation Control Workshop, 1-3 April 2008, ONERA Toulouse

J.Ortmanns, M. Bitter, C.J. Kähler: Dynamic vortex structures for flow-control application, Exp. Fluids, Volume 44, Number 3, März 2008

J. Ortmanns, C.J. Kähler, R. Radespiel: A Flat Plate Experiment for Investigations of Vortex Generator Jets at High Reynolds Number, Notes on Numerical Fluid Mechanics and Multidisciplinary Design, Volume 96, Springer Verlag, 2008.

Hain R, Kähler CJ, Michaelis D: Tomographic and time resolved PIV measurements on a finite cylinder mounted on a flat plate. Exp. Fluids 38, 2008

Zhang W, Hain R, Kähler CJ: Scanning PIV investigation of the laminar separation bubble on a SD7003 airfoil. Exp. Fluids 38, 2008

Scholz P, Casper M, Ortmanns J, Kähler CJ, Radespiel R: Leading-edge separation control by means of pulsed vortex generator jets. AIAA Journal, Vol. 46, No. 4, April 2008

Kähler CJ, Hain R, Kruse M, Scholz P: Investigation of separation bubbles at low and high Reynolds number with Time-Resolved and Long-Distance-μPIV. European Windtunnel Association (EWA), International workshop on advanced measurement techniques in aerodynamics, 31. March – 02. April 2008, Delft, Netherlands

Heitmann D, Kähler CJ, Radespiel R, Rödiger T, Knauss H, Krämer E: Disturbance-Level and Roughness-Induced Transition Measurements in a Conical Boundary layer at Mach 6. 46th AIAA Aerospace Sciences Meeting and Exhibit. Reno, Nevada, USA, 7 - 10 Jan 2008, AIAA 2008-

Unger R, Kleinert J, Haupt M, Horst P, Windte J, Bansmer S, Kähler CJ, Radespiel R: Design and Analysis of an Aeroelastic Validation Experiment for Moving Flexible Airfoils. 46th AIAA Aerospace Sciences Meeting and Exhibit. Reno, Nevada, USA, 7 - 10 Jan 2008, AIAA 2008-

Bansmer S, Scholz U, Windte J, Kähler CJ, Radespiel R: Flow field measurements on an oscillating airfoil for flapping wing propulsion. 46th AIAA Aerospace Sciences Meeting and Exhibit. Reno, Nevada, USA, 7 - 10 Jan 2008, AIAA 2008-581


2007

Ortmanns J, Kähler CJ: The effect of a single vortex generator jet on the characteristics of a turbulent boundary layer. Int. Journal of Heat and Fluid Flow, Volume 28, Issue 6, Dec. 2007, pp. 1302-1311

Ortmanns J, Kähler CJ: The effect of a single vortex generator jet on the characteristics of a turbulent boundary layer. Int. J. Heat and Fluid Flow 28, pp. 1302-1311, 2007

Schulze S, Kähler CJ, Radespiel R: On the comparison of stalling flow through nacelles and powered inlets at take-off conditions. 1st. CEAS European Air and Space Conference, Berlin, Deutschland, September 10–13, 2007

Unger R, Kleinert J, Haupt M, Horst P, Windte J, Bansmer S, Kähler CJ, Radespiel R: Design and Analysis of an Aeroelastic Validation Experiment for Moving Flexible Airfoils. 1st. CEAS European Air and Space Conference, Berlin, Deutschland, September 10–13, 2007, CEAS-2007-014

Ortmanns J, Kähler CJ:  A single round vortex generator jet at high Reynolds numbers. 9th International Conference on Fluid Control, Measurements, and Visualization (FLUCOME 2007), University of Florida, Tallahassee, Sept. 17–19, 2007

Hain R, Kähler CJ, Michaelis D: Tomographic and time resolved PIV measurements on a finite cylinder mounted on a flat plate. 7th International Symposium on Particle Image Velocimetry, Rom, Italy, Sept. 11–14 2007

Zhang W, Hain R, Kähler CJ: Scanning PIV investigation of the laminar separation bubble on a SD7003 airfoil. 7th International Symposium on Particle Image Velocimetry, Rom, Italy, Sept. 11–14 2007

Ortmanns J, Kähler CJ, Radespiel R: A flat plate experiment for investigations of vortex generator jets at high Reynolds numbers. Notes on Numerical Fluid Mechanics and Multidisciplinary Design. Eds. Tropea, Jakirlic, Heinemann, Henke, Hönlinger; Vol. 96; Springer-Verlag Berlin Heidelberg, 2007

Heitmann, Dirk; Kähler, Christian: Laserinduzierte Strömungsbeeinflussung von Hyperschallströmungen. 15. Fachtagung "Lasermethoden in der Strömungsmesstechnik", GALA e.V., Rostock, 2007.
 
Kähler CJ, Hain R: Tomographische und zeitaufgelöste PIV Messungen an einem umströmten Zylinderstumpf. 14. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V. Rostock, Sept. 4–6 2007

Heitmann D, Kähler CJ: Laserinduzierte Strömungsbeeinflussung von Hyperschallströmungen. 14. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V. Rostock, Sept. 4–6 2007

Hain R, Kähler CJ: Fundamentals of Multiframe Particle Image Velocimetry (PIV).  Exp. Fluids 42, pp. 575–587, 2007
 
Hain R, Kähler CJ, Tropea C: Comparison of CCD, CMOS and intensified cameras. Exp. Fluids 42, pp. 403–411, 2007

Kähler CJ: Advanced evaluation and recording techniques for PIV. German Aerospace Center, Lecture Series, Application of Particle Image Velocimetry – Theory and Practice, Göttingen, Germany, March 26–30 2007


2006

Kähler CJ, Scholz U, Ortmanns J: Wall-shear-stress and near-wall turbulence measurements up to single pixel resolution by means of long-distance micro-PIV.  Exp. Fluids 41, pp. 327–341, 2006

Kähler CJ, Scholz P, Ortmanns J, Radespiel R: Towards Active Control of Leading Edge Stall by Means of Pneumatic Actuators. 1st International conference on Active Flow Control, Berlin, Germany, Sept. 27–29 2006

Ortmanns J, Bitter M, Kähler CJ: Effects of Periodic Excitation on the Characteristics of a Turbulent Boundary Layer. 5th Int. Symp. on Turbulence, Heat and Mass Transfer, Dubrovnik, Croatia,  Sept. 25–29 2006

Kähler CJ, Scholz U: Transonic jet analysis using long-distance Micro-PIV. 12th International Symposium on Flow Visualization – ISFV 12, Göttingen, Germany, Sept. 10–14 2006

Hain R, Kähler CJ: Single camera volumetric velocity measurements using the effect of astigmatism. 12th International Symposium on Flow Visualization – ISFV 12, Göttingen, Germany, Sept. 10–14 2006

Ortmanns J, Bitter M, Kähler CJ: Visualization and Analysis of Dynamic Vortex Structures for Flow Control Applications by Means of 3C2D-PIV. 12th International Symposium on Flow Visualization – ISFV 12, Göttingen, Germany, Sept. 10–14 2006

 

Kähler CJ, Scholz U: Fernmikroskopische PIV Messungen in makroskopischen Transschallströmungen. 13. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V. Braunschweig, Sept. 5–7 2006

Bitter M, Ortmanns J, Kähler CJ: Untersuchungen dynamischer Wirbelstrukturen in einer turbulenten Grenzschicht an einer ebenen Platte mit 3C2D-PIV. 13. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V. Braunschweig, Sept. 5–7 2006

Kähler CJ, Scholz U: Application of long-distance Micro-PIV for the investigation of critical flows at large Re. 13th International Symposium on Applications of Laser Techniques to Fluid Mechanics, Lisbon, Portugal, June 2629 2006

Hain R, Kähler CJ: 3D3C Time-Resolved measurements with a single camera using optical aberrations. 13th International Symposium on Applications of Laser Techniques to Fluid Mechanics, Lisbon, Portugal, June 2629 2006

Scholz U, Kähler CJ: PIV analysis of flapping wing aerodynamics. 13th International Symposium on Applications of Laser Techniques to Fluid Mechanics, Lisbon, Portugal, June 2629 2006

Scholz P, Ortmanns J, Kähler CJ, Radespiel R: Leading Edge Separation Control by Means of Pulsed Jet Actuators. AIAA Paper 2006-2850, 3rd AIAA Flow Control Conference, San Francisco, USA, June 5–8 2006

 

Kähler CJ: Advanced evaluation and recording techniques for PIV. German Aerospace Center, Lecture Series, Application of Particle Image Velocimetry – Theory and Practice, Göttingen, Germany, March 13–17 2006


2005

Kähler CJ, McKenna R, Scholz U: Wall-shear-stress measurements at moderate Re-numbers with single pixel resolution using long distance μPIV – an accuracy assessment. 6th International Symposium on Particle Image Velocimetry, Pasadena, California, Sept. 21–23 2005

Hain R, Kähler CJ: Advanced Evaluation of Time-Resolved PIV Image Sequences. 6th International Symposium on Particle Image, Pasadena, California, Sept.21–23 2005

Scholz P, Ortmanns J, Kähler CJ, Radespiel R: Influencing the Mixing Process in a Turbulent Boundary Layer by Pulsed Jet Actuators. Notes on Numerical Fluid Mechanics and Multidisciplinary Design, Volume 92, Springer Verlag, 2006.

Stanislas M, Okamoto K, Kähler CJ, Westerweel J: Main results of the second international PIV challenge. Exp. Fluids 39, pp. 170–191, 2005

Kähler CJ: Perspective of Non-Intrusive Flow Control with Lasers. CEAS/KATnet Conference on Key Aerodynamic Technologies, Bremen, Germany, June 20–22 2005

Scholz P, Ortmanns J, Kähler CJ, Radespiel R: Performance Optimization of Pulsed Jet Actuator Arrays for Active Flow Control. CEAS/KATnet Conference on Key Aerodynamic Technologies, Bremen, Germany, June 20–22 2005

Ortmanns J, Kähler CJ, Radespiel R: Relevance of Frequency and Duty-Cycle for Dynamic Flow Control at High Lift Conditions. CEAS/KATnet Conference on Key Aerodynamic Technologies, Bremen, Germany, June 20–22 2005

Kähler CJ: Advanced evaluation and recording techniques for PIV. German Aerospace Center, Lecture Series, Application of Particle Image Velocimetry – Theory and Practice, Göttingen, Germany, March 14–18 2005


2004

Kähler CJ: The significance of coherent flow structures for the turbulent mixing in wall-bounded flows. Forschungsbericht des Deutschen Zentrums für Luft- und Raumfahrt, DLR-FB-2004-24, 2004

Kähler CJ: Investigation of the spatio-temporal flow structure in the buffer region of a turbulent boundary layer by means of multiplane stereo PIV. Exp. Fluids 36, pp. 114–130, 2004

Kähler CJ: The significance of turbulent eddies for the mixing in boundary layers. IUTAM Symposium on "One Hundred Years of Boundary Layer Research", Göttingen, Aug. 11–14 2004. In: Solid Mechanics and its Application, Eds. Meier, Sreenivasan, Heinemann, Vol. 129, Springer-Verlag Berlin Heidelberg, 2006

Kähler CJ, Sammler B, Kompenhans J: Generation and control of tracer particles for optical flow investigations in air. In: Particle Image Velocimetry: Recent Improvements. Eds. Stanislas, Kompenhans, Westerweel, Springer-Verlag Berlin Heidelberg, 2004

Nerger D, Kähler CJ, Radespiel R: Strömungsfelduntersuchungen an einem bewegten Profil im Wasserkanal mit Lasermesstechnik (PIV). DGLR Jahrbuch, Bd. 3, 2004

Hain R, Kähler CJ: Dynamisches Auswerteverfahren für Zeitaufgelöste PIV-Bildsequenzen. 11. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V. Karlsruhe, Sept. 7–9 2004

Scholz U, Kähler CJ: Automated image processing and segmentation for mask generation in PIV. 12th International Symposium on Applications of Laser Techniques to Fluid Mechanics, Lisbon, Portugal, July 1215 2004

 

Kähler CJ, Dreyer M: Dynamic 3D stereoscopic PIV and schlieren investigation of turbulent flow structures generated by laser induced plasma. 12th International Symposium on Applications of Laser Techniques to Fluid Mechanics, Lisbon, Portugal, July 12–15 2004

Ortmanns J, Kähler CJ: Investigation of pulsed actuators for active flow control using phase locked stereoscopic particle image velocimetry. 12th International Symposium on Applications of Laser Techniques to Fluid Mechanics, Lisbon, Portugal, July 12–15 2004

Ol MV, McAuliffe BR, Hanff ES, Scholz U, Kähler CJ: Comparison of laminar separation bubble measurements on a low Reynolds number airfoil in three facilities. AIAA-2005-5149, 35th AIAA Fluid Dynamics Conference and Exhibit, Toronto, Ontario, June 6–9 2005

Kähler CJ: The significance of coherent flow structures for the turbulent mixing in wall-bounded flows. Dissertation der Georg-August-Universität zu Göttingen, 2004
http://webdoc.sub.gwdg.de/diss/2004/kaehler/kaehler.pdf

Kähler CJ: Dynamic evaluation of time resolved PIV image sequences. 1st International Workshop on Dynamic PIV, Tokyo, Japan, March 23 2004

Kähler CJ: Advanced evaluation and recording techniques for PIV. German Aerospace Center, Lecture Series, Application of Particle Image Velocimetry – Theory and Practice, Göttingen, Germany, March 1–5 2004


2003

Kähler CJ: Experimental investigation of flows at low Reynolds number using optical techniques. von Karman Institute for Fluid Dynamics, RTO-AVT-104 VKI Lecture Series on Low Reynolds number aerodynamics on aircraft including applications in emerging UAV technology, Rhode Saint Genèse, Belgium, Nov. 24–28 2003

Stanislas M, Okamoto K, Kähler CJ: Main results of the first international PIV challenge. Review article in Meas. Sci. Tech. 14, pp. R1R27, 2003

Kähler CJ: General design and operating rules for seeding atomisers. 5th International Symposium on Particle Image Velocimety, Busan, Korea, Sept. 22–24 2003

Kähler CJ, Scholz U: Investigation of laser-induced flow structures with time-resolved PIV, BOS and IR technology. 5th International Symposium on Particle Image Velocimety, Busan, Korea, Sept. 22–24 2003

Scholz U, Kähler CJ: Experimentelle Untersuchungen zur Ausbreitung von laser-induzierten Störungen in Grenzschichten mit PIV und Infrarot Messtechnik. 11. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V., Braunschweig, Sept. 9–11 2003

Nerger D, Kähler CJ, Radespiel R: Zeitaufgelöste PIV Messungen an einem schwingenden SD7003-Profil bei Re=6×104. Lasermethoden in der Strömungsmesstechnik, 11. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V., Braunschweig, Sept. 9–11 2003

Kähler CJ: The significance of turbulent eddies for the mixing in boundary layers.
IUTAM Symposium on "One Hundred Years of Boundary Layer Research", Göttingen, Aug. 11–14 2004 also: Kluwer Academic Publisher, Dordrecht.


Kompenhans J, Kähler CJ: Particle image velocimetry – an advanced experimental tool for the investigation of turbulent flow fields. Elsevier Science Ltd, The Boulevard, Langford Lane, Kidlington, Oxford OX5 1GB, UK, 2003
 
Kähler CJ: Advanced evaluation and recording techniques for PIV. German Aerospace Center, Lecture Series, Application of Particle Image Velocimetry – Theory and Practice, Göttingen, Germany, March 3–7 2002


2002

Kompenhans J, Kähler CJ: Particle image velocimetry – an advanced experimental tool for the investigation of turbulent flow fields. 5th International Symposium on Engineering Turbulence Modelling and Measurements, Mallorca, Spain, Sept. 16–18 2002

Kähler CJ, Sammler B, Kompenhans J: Generation and control of particle size distributions for optical velocity measurement techniques in fluid mechanics. Exp. Fluids 33, pp. 736–742, 2002

Kähler CJ, Sammler B, Kompenhans J: Erzeugung und Beeinflussung von Partikelgrößenverteilungen für optische Geschwindigkeitsmessungen in Luft. Lasermethoden in der Strömungsmesstechnik, 9. Fachtagung der Deutschen Gesellschaft für Laser-Anemometrie GALA e.V., Universität Rostock, Rostock, Sept. 10–12 2002

Kähler CJ, Stanislas M, Kompenhans J: Spatio-temporal flow structure investigation of near-wall turbulence by means of multiplane stereo particle image velocimetry. 11th International Symposium on Applications of Laser Techniques to Fluid Mechanics, Lisbon, Portugal, July 8–11 2002

Kähler CJ: Advanced evaluation and recording techniques for PIV. German Aerospace Center, Lecture Series, Application of Particle Image Velocimetry – Theory and Practice, Göttingen, Germany, March 4–8 2002


2001

Kähler CJ, Sammler B, Kompenhans J: Generation and control of particle size distributions for optical velocity measurement techniques in fluid mechanics. 4th International Symposium on Particle Image Velocimetry, Göttingen, Germany, Sept. 17–19 2001

Carlier J, Kähler CJ, Stanislas M: Experimental study of eddy structures in a turbulent boundary layer using PIV. 4th International Symposium on Particle Image Velocimetry, Göttingen, Germany, Sept. 17–19 2001

Kähler CJ, Stanislas M, Eckelmann H: Investigation of near wall turbulence using multiplane stereo PIV. 4th International Symposium on Particle Image Velocimetry, Göttingen, Germany, Sept. 17–19 2001

Kähler CJ, Stanislas M, Dewhirst TP, Carlier J: Investigation of the spatio-temporal flow structure in the log-law region of a turbulent boundary layer by means of multi-plane stereo particle image velocimetry. Laser Techniques to Fluid Mechanics, Springer-Verlag Berlin Heidelberg, 2001

Kompenhans J, Kähler CJ, Schröder A, Stanislas M, Vollmers H, Dieterle L, Schneider G, Stuff R, Monnier JC, Gilliot A: Development and application of advanced PIV Systems in aerodynamics. Proc. of PSFVIP-3, Maui, Hawaii, USA, March 18–21 2001, paper F3701

Kähler CJ: Spatio-temporal boundary layer statistics measured by multiple plane stereo PIV for turbulence modelling. PIVnet Workshop co-organized with the thematic Network FLOWnet, DLR Göttingen, Feb. 7 2001


2000

Kähler CJ, Kompenhans J: Fundamentals of multiple plane stereo PIV. Exp. Fluids Supplement 29, pp. S70–S77, 2000

Kähler CJ: Multiplane stereo PIV – Recording and evaluation methods. EUROMECH 411, Rouen, France, May 29–31 2000

Raffel M, De Gregorio F, Pengel K, Willert CE, Kähler CJ, Dewhirst T, Ehrenfried K, Kompenhans J: Instantaneous flow field measurements for propeller aircraft and rotorcraft research. Laser Techniques and Applications in Fluid Mechanics, Springer-Verlag Berlin Heidelberg, 2000

Kompenhans J, Dieterle L, Vollmers H, Stuff R, Raffel M, Dewhirst T, Kähler CJ, Pengel K, Monnier JC, Gilliot A, Coton P:  Qualitative and Quantitative Viszalization of Wake Vortices in Industrial Test Facilities. 9th International Symposium on Flow Visualization, Aug. 22–25 2000

Kompenhans J, Raffel M, Dieterle L, Richard H, Dewhirst T, Vollmers H, Kähler CJ, Ehrenfried K, Ronneberger O, Willert CE (EN-AT), Pengel K (DNW The Netherlands):  Measurement of flow fields with PIV. EUROmotor short course, Progress in Vehicle Aerodynamics – Advanced Experimental Techniques, Stuttgart, March 29–30 2000, Progress in vehicle aerodynamics, pp. 131–157, Expert Verlag, 71272 Renningen, 2000

Kompenhans J, Raffel M, Dieterle L, Dewhirst T, Vollmers H, Ehrenfried K, Willert C, Pengen K, Kähler CJ, Schröder A, Ronneberger O: Particle Image Velocimetry in Aerodynamics:Technology and Applications in wind tunnels. J. Visualization 2, pp 229–244, 2000

 

Kompenhans J, Raffel M, Dieterle L, Dewhirst T, Vollmers H, Stuff R, Schneider G, Kähler CJ, Ronneberger O, Willert C, Pengel K, De Gregorio F, Monnier JC: Application of PIV in large Wind Tunnels, VKI Lecture Series on particle Image Velocimetry and related Techniques, Rhode Saint Genèse, Belgium, Jan. 17–21 2000


1999

Kähler CJ, Kompenhans J: Multiple plane stereo PIV – Technical realization and fluid-mechanical significance. 3rd International Workshop on PIV, University of California, Santa Barbara, USA, Sept. 16–18 1999

Kompenhans J, Dieterle L, Vollmers H, Stuff R, Schneider G, Dewhirst T, Raffel M, Kähler CJ, Monnier JC, Pengel K: Aircraft wake vortex investigations by means of particle image velocimetry: Measurement technique and analysis methods: 3rd International Workshop on PIV, University of California, Santa Barbara, USA, Sept. 16–18 1999

Kähler CJ: Advanced evaluation and recording techniques for PIV. German Aerospace Center, Lecture Series, Application of Particle Image Velocimetry – Theory and Practice, Göttingen, Germany, March 1–5 1999


1998

Kompenhans J, Raffel M, Dieterle L, Dewhirst T, Vollmers H, Ehrenfried K, Willert C, Pengel K, Kähler CJ, Schröder A, Ronneberger O: PIV in aerodynamics – technology and applications in wind tunnels. VSJ-SPIE98, Yokohama, Japan, Dec. 6–9 1998

Kähler CJ: PIV and its significance for turbulence research. Symposium on Optical Techniques for Flow Diagnosis, Surrey, England, July 27–30 1998   

Kähler CJ: PIV – Ein Diagnoseinstrument für Strukturuntersuchungen in turbulenten Strömungen. Norddeutsches Mechanik-Kolloquium, Clausthal-Zellerfeld, July 4 1998
       
Kähler CJ, Adrian RJ, Willert CE: Turbulent boundary layer investigations with conventional and stereoscopic particle image velocimetry. 9th International Symposium on Applications of Laser Techniques to Fluid Mechanics, Lisbon, Portugal, June 13–16 1998, paper 11-1

Raffel M, Gregorio F, Pengel K, Willert CE, Kähler CJ, Dewhirst T, Ehrenfried K, Kompenhans J: Instantaneous flow field measurements for propeller aircraft and rotorcraft research. 9th International Symposium on Applications of Laser Techniques to Fluid Mechanics, Lisbon Portugal, June 13–16 1998

Kähler CJ: Advanced evaluation and recording techniques for PIV. German Aerospace Center, Lecture Series, Application of Particle Image Velocimetry – Theory and Practice, Göttingen, Germany, March 2–6 1998


1997

Kähler CJ, Kreplin H-P, Willert CE, Kompenhans J: Measurement of instantaneous velocity fields in turbulent boundary layers with PIV. 3rd European Fluid Mechanics Conference, Göttingen, Germany, Sept. 15–18 1997

Kähler CJ: Advanced evaluation and recording techniques for PIV. German Aerospace Center, Lecture Series, Application of Particle Image Velocimetry – Theory and Practice, Göttingen, Germany, March 3–7 1997

Kähler CJ: Ortsaufgelöste Geschwindigkeitsmessungen in einer turbulenten  Grenzschicht. Forschungsbericht der Deutschen Forschungsanstalt für Luft- und Raumfahrt, DLR–FB–97–32, 1997


1996

Willert C, Raffel M, Kompenhans J, Stasicki B, Kähler CJ: Recent applications of particle image velocimetry in aerodynamic research. Flow. Meas. Instrum. 7, pp. 247–256, 1996
 
Kompenhans J, Raffel M, Willert C, Wiegel M, Kähler CJ, Schröder A, Bretthauer B, Vollmers H, Stasicki B: Investigation of unsteady flow fields in wind tunnels by means of particle image velocimetry. Three-Dimensional Velocity and Vorticity Measuring and Image Analysis Techniques (ed. Th. Dracos), Kluwer Academic Publishers, Dordrecht, pp. 113–127, 1996