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Slow anomalous dynamics close to MCT higher order singularities. A numerical study of short-range attractive colloids.

In collaboration with ?..Giuseppe Foffi Piero TartagliaEmanuela ZaccarelliWolfgang Goetze, Thomas Voigtman, Mattias SperlKenneth Dawson . collaboratori. riassunto. Outline of the talk-The MCT predictions for SW (repetita juvant)-Experiments-SimulationsA3, A4 ? Glass-Glass ? Hopping

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Slow anomalous dynamics close to MCT higher order singularities. A numerical study of short-range attractive colloids.

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    1. Titolo !

    2. collaboratori

    3. riassunto Outline of the talk -The MCT predictions for SW (repetita juvant) -Experiments -Simulations A3, A4 ? Glass-Glass ? Hopping Phenomena ? Gels in SW ?

    4. The MCT predictions for short-range attractive square well

    5. Depletion Interactions Cartoons

    6. Science Pham et al Fig 1

    7. Berths PRL (no polymer-with molymer)

    8. Barsh PRL (phi effect)

    9. Role of the width Role of the width !Role of the width !

    10. Isodiffusivity

    11. Tracing the A4 point Tracing the A4 point: Theory and Simulation

    12. MSD logaritmico

    13. Phi(t) Vfcvfv Vfcvfv

    14. Phi hat

    15. H(q)

    16. Check List Reentrance (glass-liquid-glass) (both experiments and simulations) v A4 dynamics v (simulation) Glass-glass transition

    17. Glass glass theory

    18. aging

    19. Glass glass

    20. Confronto tempi diversi

    21. Bond No-bond

    22. Phase diagram

    23. Sq spinodal decomposition

    24. A summary Nice model for theoretical and numerical simulation Very complex dynamics - benchmark for microscopic theories of super-cooled liquid and glasses (MCT does well!) Model for activated processes For the SW model, the gel line cannot be approached from equilibrium (what are the colloidal gels ? What is the interaction potential ?)

    25. Pubblicita’

    26. HS e MCT

    27. MCT fq

    28. HS

    29. The MSD in HS

    30. Non ergodicity parameters for the two glasses

    31. Correlatori lungo la linea

    32. Non-ergodicity factor

    33. R2 lungo la linea

    34. Fig 2 of Natmat

    35. Equazioni base della MCT

    36. Explanation of the cage and analysis of correlation function

    37. Figure 1 di Natmat

    38. What if ….

    39. Funzioni di correlazione

    40. Dati Thomas Giuseppe

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