Forschungszentrum Jülich
in der Helmholtz-Gemeinschaft

Institut für Festkörperforschung (IFF)



Prof. Dr. J.K.G. Dhont

Head of IFF-Institute:  Soft Matter (Weiche Materie)

 


  Institut für Festkörperforschung
  Forschungszentrum Jülich GmbH
  D-52425 Jülich
  Deutschland

Phone: +49 2461 61 2160
Fax: +49 2461 61 2280
E-Mail: J.K.G. Dhont@fz-juelich.de
Secretary: M.-L.Schüsseler
Phone: +49 2461 61 2292
E-Mail: M.-L.Schuesseler@fz-juelich.de
Curriculum vitae Research Interests Selected Publications

 

Curriculum Vitae

I followed a study for laboratory chemist during the years 1971-1975, and then went to the university of Utrecht (The Netherlands) to study chemistry. During these years I fulfilled my military service (or actually a civil job after refusing to join the army). From 1981 to 1985 I finished my PhD on the subject "Multiple light scattering from colloids" at the van't Hoff laboratory at the University of Utrecht, with Prof. A. Vrij. I then went for two years to the theoretical physics group of Prof. R. Klein in Konstanz (Germany) as a post doc, and then returned to Utrecht as an associate professor in the group of Prof. H.N.W. Lekkerkerker, again at the van't Hoff laboratory in 1987. In 2000 I moved to Jülich.

 

Selected Publications of J.K.G.Dhont

 

  1. "Aging" of the structure of crystals of hard colloidal spheres
    W.K. Kegel, J.K.G. Dhont; J.Chem.Phys. 112, 3431 (2000)
  2. Depletion-induced phase separation of aggregated whey protein colloids by an exocellular polysaccharide
    R. Tuinier, J.K.G. Dhont, C.G. de Kruif; Langmuir 16, 1497 (2000)
  3. Sedimentation and diffusion in suspensions of sterically stabilized colloidal platelets
    F.M. van der Kooij, A.P. Philipse, J.K.G. Dhont; Langmuir 16, 5317 (2000)
  4. Concentration-dependent sedimentation of colloidal rods
    Z. Dogic, A.P. Philipse, S. Fraden, J.K.G. Dhont; J.Chem.Phys. 113, 8368 (2000)
  5. Spinodal decomposition kinetics : the initial and intermediate stages, in Dynamics : Models and kinetic methods for non-equilibrium many body systems
    J.K.G. Dhont; (ed. J. Karkheck), 2000, page 73, Kluwer Academic Publishers
  6. Morphology and kinetics of the isotropic-nematic phase transition in dispersions of hard rods
    M.P.B. van Bruggen, J.K.G. Dhont, H.N.W. Lekkerkerker; Macromol. 32, 7037 (1999)
  7. Cooperative diffusion in colloidal mixtures
    G. Nägele, J. Bergenholtz, J.K.G. Dhont; J.Chem.Phys. 110, 7037 (1999)
  8. Long time self diffusion of rigid rods at low concentrations: a variational approach
    J.K.G. Dhont, M.P.B. van Bruggen, W.J. Briels; Macromol. 32, 3809 (1999)
  9. A constitutive relation describing the shear-banding transition
    J.K.G. Dhont, Phys.Rev. E60, 8804 (1999)
  10. Relaxation of critical fluctuations after cessation of simple shear flow
    I. Bodnár, H. Verduin, J.K.G. Dhont; Phys.Rev.Lett. 80, 1662 (1998)
  11. Tracer diffusion in colloidal mixtures : a mode-coupling scheme with hydrodynamic interactions
    G. Nägele, J.K.G. Dhont; J.Chem.Phys. 108, 9566 (1998).
  12. Shear-induced microstructural distortion and its relaxation for colloids very close to the critical point
    J.K.G. Dhont, I. Bodnár; Phys.Rev. E58, 4783 (1998)
  13. Long-time self-diffusion in isotropic and nematic dispersions of colloidal rods
    M.P.B. van Bruggen, H.N.W. Lekkerkerker, G. Maret, J.K.G. Dhont; Phys.Rev. E58, 7668 (1998)
  14. Critical viscoelastic behavior of colloids
    J.K.G. Dhont, G. Nägele; Phys.Rev. E58, 7710 (1998)
  15. Shear flow induced microstructural distortion near the critical point
    J.K.G. Dhont, H. Verduin; Physica A 235, 87 (1997)
  16. Spinodal decomposition of colloids in the intermediate stage
    J.K.G. Dhont; Progress in Colloid and Polymer Science 104, 66 (1997)
  17. Phase behaviour and long-time self-diffusion in a binary hard sphere dispersion
    A. Imhof, J.K.G. Dhont; Colloids and Surfaces 122, 53 (1997)
  18. A light scattering contrast variation study of bicontinuous porous glass media
    S.G.J.M. Kluijtmans, J.K.G. Dhont, A.P. Philipse; Langmuir 19, 4976 (1997)
  19. Dynamics of uncharged silica spheres confined in bicontinuous porous glass media
    S.G.J.M. Kluijtmans, J.K.G. Dhont, A.P. Philipse; Langmuir 19, 4982 (1997)
  20. Preparation and characterization of crosslinked PMMA latex particles stabilized by grafted copolymer
    C. Pathmamanoharan, J.K.G. Dhont; Colloid Polym. Sci. 275, 897 (1997)
  21. Long-time translational self-diffusion in isotropic dispersions of colloidal rods
    M.P.B. van Bruggen, H.N.W. Lekkerkerker, J.K.G. Dhont; Phys.Rev. E56, 4394 (1997)
  22. Shear induced structural changes in a gel-forming suspensuion by light scattering and rheology
    H. Verduin, B.J. de Gans, J.K.G. Dhont; Langmuir 12, 2947 (1996)
  23. Shear induced displacement of the spinodal of Brownian systems
    J.K.G. Dhont; Phys.Rev.Lett. 76, 4269 (1996)
  24. Effects of shear flow on a critical dispersion: a light scattering study
    H. Verduin, J.K.G. Dhont; Progress in Colloid and Polymer Science 100, 81 (1996)
  25. Fluid-fluid phase separation in colloid-polymer mixtures studied with small angle light scattering and microscopy
    N.A.M. Verhaegh, J.S. van Duijneveldt, J.K.G. Dhont, H.N.W. Lekkerkerker; Physica A 230, 409 (1996)
  26. Spinodal decomposition of colloids in the initial and intermediate stages
    J.K.G. Dhont; J.Chem.Phys. 105, 5112 (1996)
  27. Pretransitional phenomena of a colloid polymer mixture studied with static and dynamic light scattering
    A. Bodnár, J.K.G. Dhont, H.N.W. Lekkerkerker; J.Phys.Chem. 100, 19614 (1996)
  28. Strong critical enhancement of the shear viscosity of colloidal systems
    A. Bodnár, J.K.G. Dhont; Phys.Rev.Lett. 77, 5304 (1996)
  29. Interactions, phase transitions and metastable states in concentrated colloidal dispersions
    H.N.W. Lekkerkerker, J.K.G. Dhont, H. Verduin, C. Smits, J.S. van Duijneveldt; Physica A 213 18 (1995)
  30. Phase diagram of a model adhesive hard-sphere dispersion
    H. Verduin, J.K.G. Dhont; Journal of Colloid and Interface Science 172, 425 (1995)
  31. Effect of shear flow on the turbidity of a critical dispersion
    H. Verduin, J.K.G. Dhont; Phys.Rev.E52, 1811 (1995)
  32. Experimental phase diagram of a binary colloidal hard-sphere mixture with a large size ratio
    A. Imhof, J.K.G. Dhont; Phys.Rev.Lett. 75, 1662 (1995)
  33. Critical behaviour of the non-Newtonian shear viscosity of colloidal systems
    J.K.G. Dhont; J.Chem.Phys. 103, 7072 (1995)
  34. Long time self-diffusion coefficient in binary colloidal hard-sphere dispersions
    A. Imhof, J.K.G. Dhont; Phys.Rev. E52, 6344 (1995)
  35. A comparison between the long-time self-diffusion coefficient and low shear viscosity of concentrated dispersions of charged colloidal silica spheres
    Imhof, A. van Blaaderen, G. Maret, J. Mellema, J.K.G. Dhont; J.Chem.Phys. 100, 2170 (1994)
  36. Scattering of light from cylindrical particles: coupled dipole method calculations and the range of validity of the Rayleigh-Gans-Debye approximation
    J. Buitenhuis, J.K.G. Dhont, H.N.W. Lekkerkerker; Journal of Colloid and Interface Science 162, 19 (1994)
  37. Oscillatory shear induced order in nonaqueous dispersions of charged colloidal spheres
    Y.D. Yan, J.K.G. Dhont, C. Smits, H.N.W. Lekkerkerker; Physica A 202, 68 (1994)
  38. The effect of shear-flow on critical correlations in colloidal systems : microstructure, turbidity and dichroism
    J.K.G. Dhont, H. Verduin; J.Chem.Phys. 101, 6193 (1994)
  39. Shear melting of colloidal crystals of charged spheres studied with rheology and polarizing microscopy
    Imhof, A. van Blaaderen, J.K.G. Dhont; Langmuir 10, 3477 (1994)
  40. Effects of shear flow on long ranged correlations, on spinodal decomposition kinetics and on the location of the critical point and cloud-point
    J.K.G. Dhont; Physica Scripta 55, 127 (1994)
  41. Static and dynamic light scattering by concentrated colloidal suspensions of polydisperse sterically stabilized boehmite rods
    J. Buitenhuis, J.K.G. Dhont, H.N.W. Lekkerkerker; Macromol. 27, 7267 (1994)
  42. Spinodal decomposition of colloidal systems : the effect of hydrodymanic interactions
    J. van de Bovenkamp, J.K.G. Dhont; Physica A 212, 239 (1994)
  43. Effects of shear flow on long-ranged correlations, spinodal demixing kinetics, and the location of the critical point and cloud point, International Journal of Thermophysics
    J.K.G. Dhont 15, 1157 (1994)
Book: J.K.G. Dhont, An introduction to dynamics of colloids,  Elsevier Science, 1996, 640 pp.

 


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