Contact:

• Dr. Johannes Lülff
• Institute for Theoretical Physics, Room 422
• phone: +49 251 83 34914
• email: johannes.luelff(at)uni-muenster.de

Interests:

• Convection and Fluid Dynamics
• Nonlinear Dynamics and Pattern Formation
• Numerical Simulations and High Performance Computing
• Data Analysis and Big Data
• Flow Visualizations:
  [Turbulence Movie Gallery]
  [TurbulenceTeamMS Youtube-Channel]

Theses:

• Johannes Lülff. Statistical and Dynamical Properties of Convecting Systems. PhD Thesis, Münster, 2016. [Link] [PDF]
• Johannes Lülff. Statistische Eigenschaften turbulenter Rayleigh–Bénard-Konvektion. Diploma Thesis, Münster, 2011.  Rewarded with "Infineon Master Award" as best thesis of semester. [PDF]

Publications:

• Johannes Lülff. Describing the Heat Transport of Turbulent Rayleigh–Bénard Convection by POD Methods. Submitted to Journal of Fluid Mechanics, 2015. [arXiv]
• Johannes Lülff, Michael Wilczek, Richard Stevens, Detlef Lohse, Rudolf Friedrich. Turbulent Rayleigh–Bénard convection described by projected dynamics in phase space. Journal of Fluid Mechanics, 781:276–297, 2015. [Link] [arXiv]
• Klaus Petschel, Stephan Stellmach, Michael Wilczek, Johannes Lülff and Ulrich Hansen. Kinetic Energy Transport in Rayleigh–Bénard Convection. Journal of Fluid Mechanics, 773:395–417, 2015. [Link] [arXiv]
• Klaus Petschel, Stephan Stellmach, Michael Wilczek, Johannes Lülff and Ulrich Hansen. Dissipation Layers in Rayleigh–Bénard Convection: A Unifying View. Physical Review Letters, 110:114502, 2013. [Link] [arXiv]
• Rudolf Friedrich, Anton Daitche, Oliver Kamps, Johannes Lülff, Michel Voßkuhle and Michael Wilczek. The Lundgren–Monin–Novikov Hierarchy: Kinetic Equations for Turbulence. Comptes Rendus Physique,  13(9–10):929, 2012. Review Article. [Link] [arXiv]
• Johannes Lülff, Michael Wilczek and Rudolf Friedrich. Investigation of Temperature Statistics in Turbulent Rayleigh–Bénard Convection using PDF Methods. Journal of Physics: Conference Series, 318(8):082008, 2011. ETC13 Conference Proceeding. [Link]
• Johannes Lülff, Michael Wilczek and Rudolf Friedrich. Temperature Statistics in Turbulent Rayleigh–Bénard Convection. New Journal of Physics, 13(1):015002, 2011. Peer Reviewed, Focus Issue Article. [Link] [arXiv]

Conference Contributions etc.:

• Main Modes of Heat Transport in Rayleigh–Bénard Convection Analyzed by a POD Approach. American Physical Society's 68th Annual DFD Meeting, Boston, USA, 2015. Talk.
• Optimized POD Analysis Describing the Heat Transport of Turbulent Rayleigh–Bénard Convection. Physics of Fluid Group Seminar, Twente, Netherlands, 2015. Talk.
• Describing the Heat Transport of Turbulent Rayleigh–Bénard Convection by POD methods. DPG Spring Meeting, Berlin, 2015. Talk.
• Statistical Description of the Main Modes of Rayleigh–Bénard Convection. American Physical Society's 67th Annual DFD Meeting, San Francisco, USA, 2014. Talk.
• Using PDF Equations to describe Rayleigh–Bénard Convection. Methods of characterizing turbulent convection: New perspectives, Münster, 2014. Talk. [PDF]
  This was a meeting for young scientists working on RB convection and was organized by Klaus Petschel and me.
• Statistical Description of Rayleigh–Bénard Convection yields Limit Cycle Behavior. American Physical Society's 66th Annual DFD Meeting, Pittsburgh, USA, 2013. Talk. [PDF]
• PDF Equations in Turbulent Rayleigh–Bénard Convection. Synergetic Approaches to Complexity – A Symposium in Memory of Rudolf Friedrich, Dresden, 2013. Poster. [PDF]
• Description of Turbulent Rayleigh–Bénard Convection by PDF Methods Exhibits Limit Cycle Behaviour. European Turbulence Conference 14, Lyon, France, 2013. Talk. [PDF]
• Limit Cycle Behaviour in the Statistical Description of Turbulent Rayleigh–Bénard Convection. Dynamic Days Europe 2013, Madrid, Spain, 2013. Talk. 
• Connecting Statistics and Dynamics of Turbulent Rayleigh–Bénard Convection. DPG Spring Meeting, Regensburg, 2013. Invited Talk, Focus Session: Rayleigh–Bénard Convection and Convective Turbulence. [Link] [PDF]
• Heat Transport Processes in Turbulent Rayleigh–Bénard Convection described with PDF equations: Numerics and Models. American Physical Society's 65th Annual DFD Meeting, San Diego, USA, 2012. Talk. [Link]
  
• PDF Equation Approach to Heat Transport Processes in Turbulent Rayleigh–Bénard Convection. Dynamic Days Europe 2012, Gothenburg, Sweden, 2012. Talk. [PDF]
• Applying Volume Penalization Methods to Turbulent Rayleigh–Bénard Convection. Geodynamics Group Seminar, Institute for Geophysics, University of Münster, 2012. Talk. [PDF]
• Identifying Heat Transport Processes in Turbulent Rayleigh–Bénard Convection via a PDF Equation Approach. DPG Spring Meeting, Berlin, 2012. Talk. [Link]
• Identifying Heat Transport Processes in Turbulent Rayleigh–Bénard Convection via a PDF Equation Approach. New Challenges In Turbulence Research II Workshop, École de Physique, Les Houches, France, 2012. Poster. [PDF]
• Investigation of Temperature Statistics in Turbulent Rayleigh–Bénard Convection – Application of PDF Methods. FOR1182 Workshop, Bad Dürkheim, 2011. Talk. [PDF]
• Investigation of Temperature Statistics in Turbulent Rayleigh–Bénard Convection using PDF Methods. European Turbulence Conference 13, Warsaw, Poland, 2011. Talk.
• Statistical Properties of Turbulent Rayleigh–Bénard Convection. DPG Spring Meeting, Dresden, 2011. Poster. [PDF]
• Statistical and Numerical Investigations of Turbulent Rayleigh–Bénard Convection. turb10 Conference, Dresden, 2010. Poster.