List of Publications

• Spherical sample holders to improve the susceptibility measurement of superparamagnetic materials
  Th. Friedrich, A. Lange, I. Rehberg, R. Richter
  Rev. Sci. Instr., submitted (2011).

• Observation of Density Segregation inside Migrating Dunes
  C. Groh, I. Rehberg. C. A. Kruelle
  Phys. Rev. E /Rapid Commun. 84, 05031 (2011).
• A note on the magnetic spatial forcing of a ferrofluid layer
  Th. Friedrich, A. Lange, I. Rehberg, R. Richter
  Magnetohydrodynamics 47, 167-174 (2011).
• Gel formation in a mixture of a block copolymer and a nematic liquid crystal
  M. Khazimullin, T. Müller, S. Messlinger, I. Rehberg, W. Schöpf, A. Krekhov, R. Pettau, K. Kreger and H-W. Schmidt
  Phys. Rev. E 84, 021710-1 - 021710-11 (2011).
• Period tripling causes rotating spirals in agitated wet granular layers
  Kai Huang and Ingo Rehberg
  Phys. Rev. Lett. 107, 028001 (2011).
• Mag(net)ic Liquid Mountains
  Reinhard Richter
  Europhysicsnews, 42, 17-19 (2011).

• Snooping in the Sand
  Kai Huang, Christof Kruelle and Ingo Rehberg
  J. Appl. Math. Mech. 90, 911 (2010).
• The growth of localized states on the surface of magnetic fluids
  Holger Knieling, Ingo Rehberg, Reinhard Richter
  Physics Procedia  9, 199 (2010).
• Towards softer thermo-reversible magnetogels
  M. Krekhova, G. Lattermann, H. Schmalz, T. Lang and R. Richter
  Physics Procedia  9, 224 (2010).
• Thermoreversible Hydroferrogels with Tunable Mechanical Properties Utilizing Block Copolymer Mesophases as Template
  M. Krekhova, T. Lang, R. Richter and H. Schmalz
  Langmuir  26, 19181 (2010).
• From Phase Space Representation to Amplitude Equations in a Pattern Forming Experiment
  Christian Gollwitzer, Ingo Rehberg, Reinhard Richter
  New Journal of Physics  12, 093037 (2010).
• Magnetic traveling-stripe-forcing: enhanced transport in the advent of the Rosensweig instability
  Thomas Friedrich, Ingo Rehberg, Reinhard Richter
  Physical Review E, 82, 036304 (2010).
  A preprint may be found here: http://arxiv.org/abs/1004.4151
  
• Particle dynamics of a cartoon dune
  Christopher Groh, Ingo Rehberg and Christof A. Kruelle
  New J. Phys., 12, 063025 (2010).
• Thermal convection in a thermosensitive colloidal suspension
  F. Winkel, S. Messlinger, W. Schöpf, I. Rehberg, M. Siebenbürger and M. Ballauff
  New Journal of Physics 12, 053003 (2010).

• The rotation-reptation transition under broken rotational symmetry
  Axel Feltrup, Kai Huang, Christof A. Kruelle, and Ingo Rehberg
  Euro. Phys. J. - Special Topics, 179 19 (2009).
• Grain size dependence of barchan dune dynamics
  Christopher Groh, Nuri Aksel, Ingo Rehberg, and Christof A. Kruelle
  AIP Conference Proceedings, 1145, 955-958 (2009).
  preprint available at: http://arxiv.org/abs/0811.4729
  
• Alignment of Tellurium Nanorods via a Magnetization-Alignment-Demagnetization ("MAD") Process assisted by an External Magnetic Field
  Jiayin Yuan, Haitao Gao, Felix Schacher, Youyong Xu, Reinhard Richter, Wolfgang Tremel and Axel H. E. Müller
  ACS Nano, 3 , 1441-1450 (2009); highlighted also in the editorial .
• The normal field instability under side-wall effects: comparison of experiments and computations,
  C. Gollwitzer, A. N. Spyropoulos, A. G. Papathanasiou, A. G. Boudouvis, and R. Richter,
  New J. Phys., 11 , 053016, 1-17 (2009).
• Surface Instabilities and Magnetic Soft Matter,
  Christian Gollwitzer, Marina Krekhova, Guenter Lattermann, Ingo Rehberg, and Reinhard Richter,
  Soft Matter, 5 , 2093-2100 (2009).
• Surface Instabilities of Ferrofluids,
  Reinhard Richter and Adrian Lange
  pp.157-247, in S. Odenbach, ed., Colloidal Magnetic Fluids: Basics, Development and Applications of Ferrofluids Vol. 763 of Lecture Notes in Physics, Springer, Berlin, Heidelberg, New York (2009).
• Erratum: Barchan dunes in two dimensions: Experimental tests for minimal models [Phys. Rev. E 78, 021304 (2008)]
  Christopher Groh, Andreas Wierschem, Nuri Aksel, Ingo Rehberg, and Christof A. Kruelle
  Physical Review E, 79 , 019903(E) (2009).
• How attractive is a barchan dune?
  Christopher Groh, Ingo Rehberg and Christof A. Kruelle
  New J. Phys., 11, 023014 (2009).

• Transition from longitudinal to transversal patterns in an anisotropic system
  M. May, W. Schöpf, I. Rehberg, A. Krekhov and A. Buka
  Phys. Rev. E 78, 046215-1 - 046215-9 (2008).
• Barchan dunes in two dimensions: Experimental tests for minimal models
  Christopher Groh, Andreas Wierschem, Nuri Aksel, Ingo Rehberg, and Christof A. Kruelle
  Physical Review E, 78 , 021304 (2008).
• Flüssige magnetische Gebirge
  Reinhard Richter
  Physik Journal, 7, 39-44 (2008), eingeladener Beitrag.
• Rolling ferrofluid drop on the surface of a liquid
  V. Sterr, R. Krauß, K. I. Morozov, I. Rehberg, A. Engel, and R. Richter
  New J. Phys., 10, 063029 (2008).
• Response of a ferrofluid to traveling-stripe forcing
  Achim Beetz, Christian Gollwitzer, Reinhard Richter and Ingo Rehberg
  Journal of Physics: Condens. Matter, 20, 204109 (4pp) (2008).
• Measureing the deformation of a ferrogel sphere in a homogeneous magnetic field
  Christian Gollwitzer, Alexander Turanov, Marina Krekhova, Günter Lattermann, Ingo Rehberg and Reinhard Richter
  J. Chem. Phys. 128, 164709 (2008), or look at the arxiv.
  
• Ripple formation in weakly turbulent flow
  A. Wierschem, C. Groh, I. Rehberg, N. Aksel and C. A. Kruelle
  Eur. Phys. J. E, 25, 213-221 (2008).

• Maximal growth rate at the Rosensweig instability: theory, experiment, and numerics
  Holger Knieling, Adrian Lange, Gunar Matthies, Ingo Rehberg and Reinhard Richter
  PAMM Proc. Appl. Math. Mech., 7 , 4140025-4140026 (2007).
• Fredericksz transition in a thermoreversible nematic gel
  Matthias Müller, Wolfgang Schöpf, Ingo Rehberg and Günter Lattermann
  Physical Review E, 76 , 061701 (2007).
• Growth of surface undulations at the Rosensweig instability
  Holger Knieling, Reinhard Richter, Ingo Rehberg, Gunar Matthies, and Adrian Lange
  Physical Review E, 76 , 06630 1-14 (2007).
• Reorientation of hexagonal pattern under broken symmetry: hexagon-flip
  Christopher Groh, Reinhard Richter, Ingo Rehberg, and F. H. Busse
  Physical Review E/Rapid Communications, 76 , 055301(R) 1-4 (2007).
• Experimental observation of a nonpitchfork acceleration instability in a nematic liquid crystal
  M.  Müller, W. Schöpf and I. Rehberg
  Physical Review E 76 , 041704 1-4 (2007).
• The Surface Topography of a Magnetic Fluid - a Quantitative Comparison between Experiment and Numerical Simulation
  C. Gollwitzer, G. Matthies, R. Richter, I. Rehberg, L. Tobiska
  Journal of Fluid Mechanics, 571 , 455-474 (2007).
• Granular flow reversal and pattern formation on a vibratory conveyor
  C.A. Kruelle, A. Götzendorfer, R. Grochowski, I. Rehberg, T. Schnautz, and P. Walzel
  in: Traffic and Granular Flow '05, A. Schadschneider, M. Schreckenberg and D.E. Wolf (eds.), Springer-Verlag, Berlin (2006), Proceedings of Traffic and Granular Flow '05, Berlin, 10 - 12 October 2005, in press

• Localized Subharmonic Waves in a Circularly Vibrated Granular Bed
  Andreas Götzendorfer, Christof A. Kruelle, Ingo Rehberg, and Daniel Svensek
  Physical Review Letters 97 , 198001 (2006)
• Via Hexagons to Squares in Ferrofluids: Experiments on Hysteretic Surface Transformations under Variation of the Normal Magnetic Field
  C. Gollwitzer, I. Rehberg, R. Richter
  Journal of Physics: Condens. Matter 18 , S2643-S2656 (2006)
• Viscoelasticity of mono- and polydisperse inverse ferrofluids (for quality figures please refer to the preprint)
  Ruben Saldivar-Guerrero, Reinhard Richter, Ingo Rehberg, Nuri Aksel, Lutz Heymann and Oliverio S. Rodriguez-Fernández
  Journal of Chemical Physics 125 , 084907 (2006)
• Pumping fluid by magnetic surface stress
  R. Krauss, M. Liu, B. Reimann, R. Richter, I. Rehberg,
  New Journal of Physics 8 , 18 (2006).

• Solid to Liquid Transition of Inverse Ferrofluids under Shear
  Ruben Saldivar-Guerrero, Reinhard Richter, Ingo Rehberg, Nuri Aksel, Lutz Heymann and Oliverio S. Rodriguez-Fernández,
  Magnetohydrodynamics, 41 , 4, 385 - 390 (2005).
• Transformation from walls to disclination lines: Statics and dynamics of the pincement transition
  Alberto de Lózar, Wolfgang Schöpf, Ingo Rehberg, Daniel Svensek and Lorenz Kramer,
  Physical Review E 72 , 051713-1 (2005).
• Sublimation of a Vibrated Granular Monolayer: Coexistence of Gas and Solid
  A. Götzendorfer, J. Kreft, C.A. Kruelle, and I. Rehberg,
  Physical Review Letters 95 , 135704 (2005).
• Ferrosolitonen - Solitäre Stacheln
  Reinhard Richter und Igor Barashenkov,
  Phys. Unserer Zeit, 5 207 (2005), eingeladener Beitrag.
• A horizontal Brazil-nut effect and its reverse
  T. Schnautz, R. Brito, C.A. Kruelle, and I. Rehberg,
  Physical Review Letters 95 , 028001 (2005). Covered also by:
  • Simplifying a nutty problem
    by A. Cho,
    Science, 2005.
• Hexagons and Soliton-like Spikes: Radioscopy of the Rosensweig Instability
  R. Richter, I. V. Barashenkov, H. Knieling, C. Gollwitzer, and I. Rehberg,
  in: Proceedings of the joint 15th Riga and 6th PAMIR International Conference on Fundamental and Applied MHD,vol.1,pp.285, Rigas Jurmala, June 27st - August 1st, 2005.
• Pumping Magnetic Liquid without any Moving Parts, but by Magnetic Stress
  R. Krauss, M. Liu, B. Reimann, R. Richter, I. Rehberg,
  in: Proceedings of the joint 15th Riga and 6th PAMIR International Conference on Fundamental and Applied MHD,vol.1,pp.313, Rigas Jurmala, June 27st - August 1st, 2005.
• Liquid to Solid Transition of Inverse Ferrofluids
  Ruben Saldivar-Guerrero, Reinhard Richter, Ingo Rehberg, Nuri Aksel, Lutz Heymann and Oliverio S. Rodriguez-Fernández, in:Proceedings of the joint 15th Riga and 6th PAMIR International Conference on Fundamental and Applied MHD,vol.1,pp.365, Rigas Jurmala, June 27st - August 1st, 2005.
• Model for transport of granular matter on vibratory conveyors
  H. El hor, S.J. Linz, R. Grochowski, P. Walzel, C.A. Kruelle, M. Rouijaa, A. Götzendorfer, and I. Rehberg,
  in: Powders & Grains (2005), R. Garcia-Rojo, H.J. Herrmann, and S. McNamara (eds.), pp. 1191, Proceedings of Powders and Grains 2005, Stuttgart, 18-22 July 2005.
• Reversal of a granular flow on vibratory conveyors
  C.A. Kruelle, M. Rouijaa, A. Götzendorfer, I. Rehberg, R. Grochowski, P. Walzel, H. El hor and S.J. Linz,
  in: Powders & Grains (2005), R. Garcia-Rojo, H.J. Herrmann, and S. McNamara (eds.), pp. 1185, Proceedings of Powders and Grains 2005, Stuttgart, 18-22 July 2005.
• Granular surface waves in a vibratory conveyor
  A. Götzendorfer, C.A. Kruelle, and I. Rehberg,
  in: Powders & Grains (2005), R. Garcia-Rojo, H.J. Herrmann, and S. McNamara (eds.), pp. 1181, Proceedings of Powders and Grains 2005, Stuttgart, 18-22 July 2005.
• Two-Dimensional Solitons on the surface of magnetic fluids
  Reinhard Richter, and I.V. Barashenkov,
  Physical Review Letters 94 , 184503 (2005). Covered as well in:
  • New Instrument for Solo Performance
    by Davide Castelvecchi,
    Physical Review focus, 25 May 2005.
  • Black Magic
    Nature 435 , 26 May 2005.
• Hexagons become second if symmetry is broken
  Bert Reimann, Reinhard Richter, Holger Knieling, Rene Friedrichs, and Ingo Rehberg,
  Physical Review E / Rapid Communications 71 , 055202(R) (2005).
• Planar-fingerprint transition in a thermoreversible liquid crystalline gel
  Alberto de Lózar, Wolfgang Schöpf, Ingo Rehberg, Oscar Lafuente and Günter Lattermann,
  Physical Review E 71 , 051707-1 (2005)
• Fluid pumped by magnetic stress
  Robert Krauss, Mario Liu, Bert Reimann, Reinhard Richter, and Ingo Rehberg,
  Applied Physics Letters 86 , 024102-1 (2005)

• Phase transitions and segregation phenomena in vibrated granular systems
  Christof A. Kruelle, Sebastien Aumaître, Andreas P. J. Breu, Andreas Goetzendorfer, Tobias Schnautz, Rafael Grochowski, and P. Walzel
  Advances in Solid State Physics, 44 , 401 (2004).
• Oscillatory patterns in a rotating aqueous suspension
  A. P. J. Breu, C.A. Kruelle, and I. Rehberg,
  The European Physical Journal E-Soft Matter, 13 , 189 (2004).
• Reversing a granular flow on a vibratory conveyor
  R. Grochowski, P. Walzel, M. Rouijaa, C.A. Kruelle, I. Rehberg,
  Applied Physics Letters, 84 , 1019 (2004).
• Transportverhalten und Strukturbildung granularer Materie auf Schwingförderern
  M. Rouijaa, C. Kruelle, I. Rehberg and P. Walzel,
  Chemie Ingenieur Technik, 76 , 62 (2004), eingeladener Beitrag.
• (Un)vergesslicher Tropfenabriss
  Reinhard Richter,
  Physik Journal, 1 , 16 (2004), eingeladener Beitrag.

• Granular transport on a vibratory conveyor
  R. Grochowski, S. Strugholtz, P. Walzel, and C.A. Kruelle,
  Chemie Ingenieur Technik, 75 , 1103 (2003).
• Oscillatory Decay at the Rosensweig Instability: Experiment and Theory
  Bert Reimann, Reinhard Richter, Ingo Rehberg and Adrian Lange,
  Phys. Rev. E., 68 036220 (2003).
• Magnetic Liquid Patterns in Space and Time
  Reinhard Richter, Bert Reimann, Adrian Lange, Peter Rupp, and Alexander Rothert
  Advances in Solid State Physics 43 789-799 (2003).
• Focus on Pattern Formation
  Eberhard Bodenschatz, Ronald Imbihl and Ingo Rehberg
  New J. Phys. 5 (2003).
• The corkscrew instability of a Fréedericksz domain wall in a nematic liquid crystal
  A. de Lózar Muñoz, T. Bock, M. Müller, W. Schöpf and I. Rehberg
  New J. Phys. 5 , 63 (2003).
• Formation of a drop: viscosity dependance of three flow regimes
  Alexander Rothert, Reinhard Richter and Ingo Rehberg
  New J. Phys. 5 , 59 (2003).
• Pattern formation in a rotating aqueous suspension
  A.P.J. Breu, C.A. Kruelle, and I. Rehberg
  Europhys. Lett. 62 (4) 491-497 (2003).
• Critical exponents of directed percolation meassured in spatiotemporal intermittency
  Peter Rupp, Reinhard Richter, and Ingo Rehberg,
  Physcal Review E. 67 , 036209 (2003).
• Granular Phase Transition as a Precondition for Segregation
  S. Aumaître, T. Schnautz, C.A. Kruelle, and I. Rehberg,
  Physical Review Letters 90, 114302 (2003).
• Reversing the Brazil-Nut Effect: Competition between Percolation and Condensation
  A. P. J. Breu, H.-M. Ensner, C. A. Kruelle, and I. Rehberg,
  Physical Review Letters 90, 014302 (2003).

• Spuren im Sand
  Christof Krülle,
  Physik Journal 7/8 , 21 (2002), eingeladener Beitrag.
• Long-time behavior of sand ripples induced by water shear flow.
  A.Betat, C.A.Kruelle, V.Frette, and I.Rehberg,
  European Physical Journal E 8 , 465-476 (2002)
• Thixotropy in macroscopic suspensions of spheres
  C.Völtz, M.Nitschke, L.Heymann, and I.Rehberg,
  Physical Review E 65, 051402 (2002).
• Influence of ohmic heating on the flow field in thin-layer electrodeposition.
  Matthias Schröter, Klaus Kassner, Ingo Rehberg, Josep Claret, Francesc Sagues,
  Phys. Rev. E 66,026307 (2002).
• Experimental investigation of the initial regime in fingering electrodeposition: dispersion relation and velocity measurements.
  Matthias Schröter, Klaus Kassner, Ingo Rehberg, Josep Claret, Francesc Sagues,
  Phys. Rev. E 65,041607 (2002).
• Boundary layer development on a semi-infinite suddenly heated vertical plate.
  John C. Patterson, Tasman Graham, Wolfgang Schöpf, and S.W. Armfield,
  J. Fluid Mech. 453, 39-55 (2002).
• Glasslike relaxation of labyrinthine domain pattern.
  Bert Reimann, Reinhard Richter, and Ingo Rehberg,
  Phys. Rev. E 65, 031504 (2002).
• Erratum: Rayleigh-Taylor instability in a sedimenting suspension.
  C. Völtz, W. Pesch, and I. Rehberg,
  Physical Review E 65, 059902(E) (2002).
• Rayleigh-Taylor instability in a sedimenting suspension.
  C. Völtz, W. Pesch, and I. Rehberg,
  Physical Review E 65, 011404 (2001).

• Magnetically induced flow and surface structures
  R. Richter, J.Bläsing, B. Reimann, A. Rothert, P. Rupp, A. Zeuner, and I.Rehberg,
  Magnetohydrodynamics 37, 261-267 (2001).
• Wave number of maximal growth in viscous ferrofluids
  A. Lange, B. Reimann, R. Richter,
  Magnetohydrodynamics 37, 268-273 (2001).
• Segreagation in granular matter under horizontal swirling excitation
  S.Aumaitre, C.A.Kruelle, and I.Rehberg,
  Physical Review E 64, 041305 (2001).
• Transition from symmetric to asymmetric scaling function before drop pinch-off
  A. Rothert, R. Richter, and I.Rehberg,
  Physical Review Letters 87, 084501 (2001).
• Measuring surface deformations in magnetic fluid by radioscopy
  Reinhard Richter and Jürgen Bläsing,
  Review of Scientific Instruments 72, 1729-1733 (2001).

• Crystallization in a Horizontally Vibrated Monolayer of Spheres.
  G.Straßburger and I.Rehberg,
  Physical Review E 62, 2517-2520 (2000).
• Deviations from linear theory for fluctuations below the supercritical primary bifurcation to electroconvection.
  Michael A. Scherer and Guenter Ahlers, Frank Hörner and Ingo Rehberg,
  Physical Review Letters 85, 3754-3757 (2000).
• Finger-like patterns in sedimenting water-sand suspensions.
  C.Völtz, M.Schröter, G.Iori, A.Betat, A.Lange, A.Engel, I.Rehberg,
  Physics Reports 337, 117-138 (2000).
• Wave Number of Maximal Growth in Viscous Magnetic Fluids of Arbitrary Depth
  Adrian Lange, Bert Reimann, and Reinhard Richter,
  Phys. Rev. E 61, 5528-5539 (2000).
• Convective instability in a time-dependent buoyancy-driven boundary layer
  A.M.H. Brooker, J.C. Patterson, T. Graham and W. Schöpf
  Int. J. Heat Mass Transfer 43 , 297-310 (2000).
• Swirling granular solidlike clusters.
  Michael A. Scherer, Karsten Kötter, Mario Markus, Eric Goles, and Ingo Rehberg
  Physical Review E 61, 4069-4077 (2000).
• Alignment visualization using electroconvection of planar nematics.
  T.M.Bock, J.Bläsing, V.Frette, and I.Rehberg,
  Review of Scientific Instruments 71, 2800-2806 (2000).

• Sand Ripples Induced by Water Shear Flow in an Annular Channel.
  A.Betat, V.Frette, I.Rehberg,
  Physical Review Letters 83, 88-91 (1999).
• Relaxation of abnormal rolls in planarly aligned electroconvection.
  S.Rudroff, V.Frette, I.Rehberg,
  Physical Review E 59, 1814-1820 (1999).
• Experiments on the breakup of a liquid bridge of magnetic fluid
  Alexander Rothert and Reinhard Richter,
  Journal of Magnetism and Magnetic Materials 201, 324-327 (1999).
• Weak periodic excitation of a magnetic fluid capillary flow
  A.Zeuner, R.Richter, I.Rehberg,
  Journal of Magnetism and Magnetic Materials 201, 321-323 (1999).
• Standing Twin Peaks due to Non-Monotonic Dispersion of Faraday Waves
  B.Reimann, Th.Mahr, R.Richter, I.Rehberg,
  Journal of Magnetism and Magnetic Materials 201, 303-305 (1999).
• On the consistency of the standard model for magnetoviscosity in an alternating magnetic field
  A.Zeuner, R.Richter, I.Rehberg,
  Journal of Magnetism and Magnetic Materials 201, 191-194 (1999).