Contact
+49 711 685 64691
+49 64746
Email
Business card (VCF)
Pfaffenwaldring 61
70569 Stuttgart
Germany
Room: 0.929
since 2025:Head of Hydraulics Laboratory
2023-2025: Post-Doctoral researcher, Institute of Fluid Mechanics, Karlsruhe Institute of Technology (KIT)
2023: Postdoctoral Guest Researcher Queen’s University, Ontario, Canada
2018-2022: Doctoral Researcher, Institute of Fluid Mechanics (ISTM), Karlsruhe Institute of Technology (KIT)
2024: Postdoctoral fellowship for leading early career researchers by the Baden-Württemberg-Stiftung
2023: Best doctoral thesis of the faculty mechanical engineering, KIT
publications
Journal Articles
- Leister, R., & Rival, D. E. (2025). Escaping the lab: advances in large-scale particle tracking using natural light and uncrewed aerial vehicles. Experiments in Fluids, 66, Article 7. https://doi.org/10.1007/s00348-025-04067-0
- Sadafi, M., Najafi, A. F., Jalali, A., & Leister, R. (2025). Evaluation of a Newly Developed Analytic Model for Predicting Drag Torque in Wet Clutches under Single- and Two-Phase Conditions Using Computational Fluid. Tribology Transactions, 68, Article 2. https://doi.org/10.1080/10402004.2025.2474539
- Leister, R., Karl, R., Stroh, L., Mereles, D., Eden, M., Neff, L., de Simone, R., Romano, G., Kriegseis, J., Karck, M., Lichtenstern, C., Frey, N., Frohnapfel, B., Stroh, A., & Engelhardt, S. (2025). Investigating the Shortcomings of the Flow Convergence Method for Quantification of Mitral Regurgitation in a Pulsatile In-Vitro Environment and with Computational Fluid Dynamics. Cardiovascular Engineering and Technology, 16, Article 2. https://doi.org/10.1007/s13239-024-00763-w
- Pasch, S., Leister, R., Gatti, D., Örlü, R., Frohnapfel, B., & Kriegseis, J. (2024). Correction to: Measurements in a Turbulent Channel Flow by Means of an LDV Profile Sensor. Flow, Turbulence and Combustion, 113, Article 1. https://doi.org/10.1007/s10494-024-00532-8
- Pasch, S., Leister, R., Gatti, D., Örlü, R., Frohnapfel, B., & Kriegseis, J. (2024). Measurements in a Turbulent Channel Flow by Means of an LDV Profile Sensor. Flow, Turbulence and Combustion, 113, Article 1. https://doi.org/10.1007/s10494-023-00469-4
- Leister, R., Fuchs, T., & Kriegseis, J. (2023). Defocusing PTV applied to an open wet clutch: from macro to micro. Experiments in Fluids, 64, Article 5. https://doi.org/10.1007/s00348-023-03623-w
- Sax, C., Stroh, A., Leister, R., Denda, C., Bürk, P., Dreisbach, M., & Kriegseis, J. (2023). Fluid-mechanical evaluation of different clutch geometries based on experimental and numerical investigations = Strömungsmechanische Bewertung verschiedener Kupplungsgeometrien anhand von experimentellen und numerischen Untersuchungen. Forschung im Ingenieurwesen, 87, Article 4. https://doi.org/10.1007/s10010-023-00703-5
- Sax, C., Dreisbach, M., Leister, R., & Kriegseis, J. (2023). Deep Learning and Hybrid Approach for Particle Detection in Defocusing Particle Tracking Velocimetry. Measurement Science and Technology, 34, Article 9. https://doi.org/10.1088/1361-6501/acd4b4
- Leister, R., Pasch, S., & Kriegseis, J. (2022). On the applicability of LDV profile-sensors for periodic open wet clutch flow scenarios. Experiments in Fluids, 63, Article 8. https://doi.org/10.1007/s00348-022-03487-6
- Dreisbach, M., Leister, R., Probst, M., Friederich, P., Stroh, A., & Kriegseis, J. (2022). Particle detection by means of neural networks and synthetic training data refinement in defocusing particle tracking velocimetry. Measurement Science and Technology, 33, Article 12. https://doi.org/10.1088/1361-6501/ac8a09
- Leister, R., Brümmer, A., & Kriegseis, J. (2022). Laser-Optical Shear-Flow Analysis across the Annular Gap of a Simplified Displacement Compressor Model. IOP Conference Series: Materials Science and Engineering, 1267, Article 1. https://doi.org/10.1088/1757-899X/1267/1/012003
- Leister, R., Fuchs, T., Mattern, P., & Kriegseis, J. (2021). Flow-structure identification in a radially grooved open wet clutch by means of defocusing particle tracking velocimetry. Experiments in fluids, 62, Article 2. https://doi.org/10.1007/s00348-020-03116-0
- Leister, R., Najafi, A. F., Kriegseis, J., Frohnapfel, B., & Gatti, D. (2021). Analytical modeling and dimensionless characteristics of open wet clutches in consideration of gravity. Forschung im Ingenieurwesen, 85, 849–857. https://doi.org/10.1007/s10010-021-00545-z
- Leister, R., Najafi, A. F., Gatti, D., Kriegseis, J., & Frohnapfel, B. (2020). Non-dimensional characteristics of open wet clutches for advanced drag torque and aeration predictions. Tribology international, 152, 106442. https://doi.org/10.1016/j.triboint.2020.106442
Other
- Sax, C., Dreisbach, M., Kriegseis, J., & Leister, R. (2023). Deep Learning and Hybrid Approach for Particle Detection in Defocusing Particle Tracking Velocimetry - used Research Data. https://doi.org/10.5445/IR/1000156318
- Dreisbach, M., Leister, R., Probst, M., Friederich, P., Stroh, A., & Kriegseis, J. (2022). Particle Detection by means of Neural Networks and Synthetic Training Data Refinement in Defocusing Particle Tracking Velocimetry (data). https://doi.org/10.5445/IR/1000146837
Doctoral Theses
- Leister, R. (2023). The Fluid Flow in an Open Wet Clutch [Karlsruher Institut für Technologie (KIT)]. https://doi.org/10.5445/IR/1000154812
conferences
Book Chapters
- Sax, C., Stroh, A., Leister, R., Dreisbach, M., Kriegseis, J., Denda, C., & Bürk, P. (2023). Fluid-mechanical evaluation of different clutch geometries based on experimental and numerical investigations = Numerisch-experimentelle Analyse von Strömungs- topologien bei Nutmustervariationen an offenen nassen Lamellenkupplungen. In Kupplungs- und Bremssysteme für mobile und stationäre Anwendungen : Auslegung - Systemverhalten - Lösungen (1 ed., Vol. 2414, pp. 109–124). VDI Verlag. https://doi.org/10.51202/9783181024140-109
Conference Papers
- Leister, R., & Rival, D. E. (2024). An appraisal of large-scale particle tracking with uncrewed aerial vehicles. 21st International Symposium on the Application of Laser and Imaging Techniques to Fluid Mechanics, Lissabon, 8th-11th July 2024.
- Leister, R., Gatti, D., Frohnapfel, B., & Kriegseis, J. (2024). Turbulent Channel Flow - A Measurement Technique Comparison. European Drag Reduction and Flow Control Meeting (ERCOFTAC – EDRFCM 24), 10th-13th September 2024.
- Leister, R., Pasch, S., & Kriegseis, J. (2024). Defocusing PTV for the viscous wall region of a turbulent channel flow. 1st European Fluid Dynamics Conference 2024, Aachen, 16th-20th September 2024.
- Fahland, G., Wöllstein, D., Leister, R., Frohnapfel, B., & Serpieri, J. (2024). PIV measurements on a wing with uniform blowing.
- Leister, R., Pasch, S., & Kriegseis, J. (2023). Defocusing PTV in a turbulent channel flow - near-wall characteristics. ISPIV 2023.
- Pasch, S., Leister, R., Egner, M., Büttner, L., Czarske, J., & Kriegseis, J. (2022). Comparative accuracy study of LDV profile-sensor acquisition modes and particle diameters. Proceedings of the 20th International Symposium on Application of Laser and Imaging Techniques to Fluid Mechanics 2022.
- Leister, R., Fuchs, T., & Kriegseis, J. (2022). Defocusing PTV applied to an open wet clutch – from macro to micro. Proceedings of the 20th International Symposium on Application of Laser and Imaging Techniques to Fluid Mechanics 2022.
- Dreisbach, M., Leister, R., Probst, M., Friederich, P., Stroh, A., & Kriegseis, J. (2021). Particle Detection by means of Machine Learning in Defocusing PTV. 14th International Symposium on Particle Image Velocimetry, 14, Article 1. https://doi.org/10.18409/ispiv.v1i1.182
- Leister, R., Pasch, S., Frohnapfel, B., Kriegseis, J., Mattern, P., & Fuchs, T. (2021). Hochaufgelöste, optische Geschwindigkeitsmessungen in einer radialgenuteten, offenen, nasslaufenden Lamellenkupplung. Kupplungen und Kupplungssysteme in Antrieben 2021 : Auslegung, Systemverhalten, Lösungen : VDI-Fachtagung : Ettlingen bei Karlsruhe, 24. und 25. November 2021, 2382, 313–318. https://doi.org/10.51202/9783181023822-313
- Leister, R., & Kriegseis, J. (2021). DPTV-based analysis of the flow-structure/wall-shear interplay in open wet clutches. 14th International Symposium on Particle Image Velocimetry, 14, Article 1. https://doi.org/10.18409/ispiv.v1i1.178
- Leister, R., & Kriegseis, J. (2019). 3D-LIF Experiments in an Open Wet Clutch by means of Defocusing PTV. 13th International Symposium on Particle Image Velocimetry (ISPIV 2019), July 22-24, 2019, Munich, Germany.
Other
- Sax, C., Leister, R., Brümmer, A., & Kriegseis, J. (2023). Towards Interferometric Particle Imaging for Bubble-Size Estimation in Thin Annular Gap-Flows.
- Pasch, S., Gatti, D., Leister, R., Frohnapfel, B., & Kriegseis, J. (2022). Measurements in a turbulent channel flow by means of an LDV profile sensor.
- Leister, R., Sax, C., Brümmer, A., & Kriegseis, J. (2022). Laser-Optical Shear-Flow Analysis across the Annular Gap of a Simplified Displacement Compressor Model.
- Leister, R., Kriegseis, J., Frohnapfel, B., Gatti, D., & Najafi, A. F. (2021). Analytical modeling and dimensionless characteristics of open wet clutches in consideration of gravity. https://doi.org/10.51202/9783181023822-129
- Leister, R., Najafi, A. F., Kriegseis, J., & Frohnapfel, B. (2019). Modelling Concepts of Open Wet Clutch Flows - A Theoretical Approach.