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Department of Physics

Theoretical Physics - Prof. Dr. Werner Pesch

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A fairly complete publication list can be found under my Google Scholar Profile.

PDF files of recent publications can be found at: http://www.staff.uni-bayreuth.de/~bt150032


  • O. Zier, W. Zimmermann, and W. Pesch
    On low-Prandtl-number convection in an inclined layer of liquid mercury
    Journal of Fluid Mechanics 874, 76-101 (2019)
    DOI: 10.1017/jfm.2019.432


  • W. Pesch, A. Krekhov, N. Éber, and Á. Buka
    Nonlinear analysis of flexodomains in nematic liquid crystals Spatio-temporal Patterns in Inclined Layer Convection
    Phys. Rev. E 98, 032702 (2018)


  • P. Subramanian, O. Brausch, E. Bodenschatz, K. Daniels, T. Schneider and W. Pesch
    Spatio-temporal patterns in inclined layer convection
    Journal of Fluid Mechanics 794, 719-745 (2016)
    DOI: 10.1017/jfm.2016.186


  • A. Krekhov, B. Dressel, W. Pesch, V. A. Delev and E. S. Batyrshin
    Spatio-temporal complexity of electroconvection patterns in nematic liquid crystals
    Phys. Rev. E 92, 062510 (2015)


  • A. Krekhov, W. Decker, W. Pesch, N. Eber, P. Salomon, B. Fekete and A. Buka
    Patterns driven by combined AC and DC electric fields in nematic liquid crystals
    Phys. Rev. E 89, 052567 (2014)


  • W. Pesch and A. Krekhov
    Optical analysis of spatially periodic patterns in nematic liquid crystals: diffraction and shadowgraphy
    Phys. Rev. E 87, 052504 (2013)
  • A. Buka, T. Toth-Katona, N. Eber, A. Krekhov, and W. Pesch
    The role of flexoelectricity in pattern formation
    in A. Buka and N. Eber (eds.), 'Flexoelectricity in Liquid Crystals', chapter 4, Imperial College Press, London, UK (2012)
    DOI: 10.1142/9781848168008_0005


  • G. Freund, W. Pesch, and W. Zimmermann
    Rayleigh-Bénard convection in the presence of spatial temperature modulations
    J. Fluid Mech. 673, 318-348 (2011)
  • A. Krekhov, W. Pesch, and A. Buka
    Comment on: On the threshold characteristics of the flexoelectric domains in a homogeneous electric field: The case of anisotropic elasticity by Y. G. Marinov and H. P. Hinov
    Euro. Phys. J. E, 31, 179-189 (2011)
  • A. Krekhov, W. Pesch, and A. Buka ,
    Flexoelectricity and pattern formation in nematic liquid crystals
    Phys. Rev. E 83, 051706 (2011)


  • G. Freund, W. Pesch, and W. Zimmermann ,
    Rayleigh-Bénard convection in the presence of spatial temperature modulations
    Journal of Fluid Mech., accepted,


  • G. Ahlers, B. Dressel, J. Oh, W. Pesch ,
    Strong non-Boussinesq effects near the onset of convection in a fluid near its critical point
    Journal of Fluid Mech. 642, 15-48 (2009)


  • J. H. McCoy, W. Brunner, W. Pesch, E. Bodenschatz ,
    Selforganization of topological defects due to applied constraints
    Phys. Rev. Lett. 101, 254102 (2008)
  • G. Seiden, S. Weiss, J. H. McCoy, W. Pesch, E. Bodenschatz ,
    Pattern Forming System in the Presence of Different Symmetry-Breaking Mechanism
    Phys. Rev. Lett. 101, 214503 (2008)
  • A. Krekhov, W. Pesch, N. Eber, T. Toth-Katona, A. Buka ,
    Nonstandard electroconvection and flexoelectricity in nematic liquid crystals
    Phys. Rev. E 77, 021705 (2008)
  • W. Pesch, D. Palaniappan, J. Tao, F. H. Busse
    Convection in heated fluid layers subjected to time periodic horizontal accelerations
    J. Fluid. Mech. 596, 313 (2008)
  • K. E. Daniels, O. Brausch, W. Pesch, E. Bodenschatz ,
    Competition and bistability of ordered undulations and undulation chaos in inclined layer convection
    J. Fluid. Mech. 597, 261 (2008)


  • A. Buka, N. Eber, W. Pesch, L. Kramer ,
    Isotropic and anisotropic electroconvection
    Physics Reports 448, 115-132 (2007)


  • W. Pesch, L. Kramer, N. Eber, A. Buka ,
    The Role of Initial Conditions in the Decay of Spatially Periodic Patterns in a Nematic Liquid crystal
    Phys. Rev. E 74, 061705 (2006)
  • F. Busse, W. Pesch ,
    Thermal convection in a Twisted Magnetic Field
    Geophys. Astrophys. Fluid Dyn. 100, 139 (2006)
  • S. Madruga, H. Riecke, W. Pesch ,
    Reentrant Hexagons in non-Boussinesq Convection
    J. Fluid. Mech. 548, 341 (2006)
  • Sheng-Qi Zhou, N. Eber, A. Buka, W. Pesch, G. Ahlers ,
    Onset of electro-convection of homeotropically aligned nematic liquid crystals
    Phys. Rev. E 74, 046211 (2006)
  • S. Madruga, H. Riecke, W. Pesch ,
    CGL Defect Chaos and Bursts in Hexagonal Rotating non-Boussinesq Convection
    Phys. Rev. Lett. 96, 074501 (2006)


  • A. Buka, N. Eber, W. Pesch ,
    Convective Patterns in Liquid Crystals Driven by Electric
    NATO Science Series "Self-assembly, pattern formation and growth phenomena in nano-systems" Eds: A. A. Golovin, A. A. Nepomnyashchy, Springer 2006 and electronic-Liquid Crystals Communications, July 2005, 55-82 (2005)
  • J. L. Rogers, W. Pesch, O. Brausch, M. Schatz ,
    Complex-Ordered Patterns in Shaken Convection
    Phys. Rev. E 71, 066214 (2005)


  • M. Hilt, W. Pesch, W. Zimmermann ,
    Two paradigms of spatiotemporal chaos: Spirals in convection and waves on biomembranes
    NIC-Symposium 2004, Hrsg.: D. Wolf, G. Münster, M. Kremer, NIC Series Vol. 20, ISBN 3-00-012372-5, Verlag John von Neumann-Institut für Computing, Jülich, (2004)
  • A. Buka, B. Dressel, L. Kramer, W. Pesch ,
    Isotropic convection scenarios in an anisotropic fluid
    Phys. Rev. Lett. 93, 044502 (2004)
  • E. Kurt, F. H. Busse, W. Pesch ,
    Hydromagnetic Convection in a Rotating Annulus with an Azimuthal Magnetic Field
    J. Theor. Comp. Fluid Dyn. 18, 251 (2004)
  • Th. Walter, W. Pesch, E. Bodenschatz ,
    Dislocation Dynamics in Rayleigh-Bénard Convection
    Chaos 14, 933 (2004)
  • A. Buka, B. Dressel, L. Kramer, W. Pesch ,
    Direct transition to electroconvection in a homeotropic nematic liquid crystal
    Chaos 14, 793 (2004)
  • N. Eber, S. A. Rozanski, S. Nemeth, A. Buka, W. Pesch, L. Kramer ,
    Decay of Spatially Periodic Patterns in a Nematic Liquid Crystal
    Phys. Rev. E 70, 061706 (2004)
  • J. L. Rogers, M. F. Schatz, W. Pesch, O. Brausch ,
    An Initial Look at Acceleration-Modulated Thermal Convection
    New Directions in Statistical Physics-Applications in Econophysics, Bioinformatics and Pattern Recognition, L. T. Wille, ed., Berlin, Springer, (2004)


  • J. L. Rogers, M. F. Schatz, W. Pesch ,
    Pattern formation in vertically oscillated convection
    Nonlinearity 16, C1 (2003)
  • B. Dressel and W. Pesch ,
    Competion between electroconvection and Freedericksz distortions in nematics with slightly positive dielectric anisotropy
    Phys. Rev. E 67, 031707 (2003)
  • Yuan-Nan Young, H. Riecke, W. Pesch ,
    Whirling Hexagons and Defect Chaos in Hexagonal Non-Boussinesq Convection
    New J. Phys. 67, 135 (2003)


  • R. Schmitz, W. Zimmermann, W. Pesch ,
    Spiral Defect Chaos: Swift-Hohenberg model versus Boussinesq equations
    Phys. Rev. E 65, 037302 (2002)
  • C. Voeltz, W. Pesch, I. Rehberg ,
    Rayleigh-Taylor instability in a sedimenting suspension
    Phys. Rev. E 65, 011404 (2002)
  • K. M. J. Bajaj, G. Ahlers, W. Pesch ,
    Rayleigh-Bénard convection with rotation at small Prandtl numbers
    Phys. Rev. E 65, 056309 (2002)
  • B. Dressel, L. Pastur, W. Pesch, E. Plaut, R. Ribotta ,
    On the competition between periodic and homogeneous modes in spatio-temporal pattern formation
    Phys. Rev. Lett. 88, 024503 (2002)
  • A. Buka, B. Dressel, W. Otkowski, K. Camara, T. Toth-Katona, L. Kramer, J. Lindau, G. Pelzl, W. Pesch ,
    Electroconvection in nematic liquid crystals with posititve dielectric and negative conductivity anisotropy
    Phys. Rev. E 66, 051713 (2002)
  • A. Moroz, W. Pesch, H. Riecke ,
    Stability of Hexagons in non-Boussinesq Convection
    submitted to Phys. Rev. E,


  • J. L. Rogers, O. Brausch, W. Pesch, M. F. Schatz ,
    Superlattice patterns in vertically oscillated thermal convection
    Phys. Rev. Lett. 85, 4281 (2000)
  • E. Bodenschatz, W. Pesch, G. Ahlers ,
    Recent Developments in Rayleiht-Bénard Convection
    Annu. Rev. Fluid Mech. 32, 709-778 (2000)
  • F. H. Busse, O. Brausch, M. Jaletzky, W. Pesch ,
    Phase turbulence and Heteroclinic Cycles
    Intermittency in Turbulent Flows, J. C. Vassilikos, ed., Cambridge University Press, (2000)
  • D. A. Egolf, I. V. Melnikov, W. Pesch, R. E. Ecke ,
    Mechanism of Extensive Spatiotemporal Chaos in Rayleigh-Bénard Convection
    Nature 404, 733 (2000)
  • L. Kramer, W. Pesch ,
    Electrohydrodynamic Convection in Nematics
    Physical properties of liquid crystals, Vol. 1, D. A. Dunmur, A. Fukuda, G. R. Luckhurst eds., EMIS Datareview Series, (2000)
  • L. Kramer, B. Dressel, H. Zhao, W. Pesch ,
    Theory of Electroconvection for the Gourmet
    Mol. Cryst. Liq. Cryst. 368, 101-Proceedings of the ILCC 2000, Sendai, Japan (2000)


  • S. Sakurai, A. Tschammer, W. Pesch, G. Ahlers ,
    Rayleigh-Bénard Convection in the Presence of a First-Order Phase Change
    Phys. Rev. E 60, 539 (1999)
  • E. Plaut, W. Pesch ,
    Extended Weakly Nonlinear Theory of Planar Nematic Convection
    Phys. Rev. E 59, 1747 (1999)


  • L. Thomas, W. Pesch, G. Ahlers ,
    Rayleiht-Bénard convection in a homeotropically aligned nematic liquid crystal
    Phys. Rev. E 58, 5885 (1998)
  • W. Brunner, J. McCoy, W. Pesch, E. Bodenschatz ,
    Hexaroll chaos in inclined layer convection
  • W. Pesch, U. Behn ,
    Electrohydrodynamic Convection in Nematics
    eds. Springer, (1998)
  • B. B. Plapp, D. A. Egolf, E. Bodenschatz, W. Pesch ,
    Dynamics and Selection of Giant Spirals in Rayleigh-Bénard Convection
    Phys. Rev. Lett. 81, 5334 (1998)
  • Y. Hu, W. Pesch, G. Ahlers, R. E. Ecke ,
    Convection Under Rotation for Prandtl Numbers Near One: Küppers-Lortz Instability
    Phys. Rev. E 58, 5821 (1998)


  • E. Bodenschatz, M. Kaiser, L. Kramer, W. Pesch W., A.Weber, W. Zimmermann ,
    Patterns and Defects in Liquid Crystals
    in P. Coullet and P. Huerre (eds.), 'New Trends in Nonlinear Dynamics and Pattern-Forming Phenomena', NATO ASI Series (Series B: Physics), vol. 237, Springer, New York, NY (1990)
    DOI: 10.1007/978-1-4684-7479-4_20

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