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Article overview
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Anomalous non-linear response of glassy liquids: general arguments and a Mode-Coupling approach | Marco Tarzia
; Giulio Biroli
; Jean-Philippe Bouchaud
; Alexandre Lefèvre
; | Date: |
18 Dec 2008 | Abstract: | We study theoretically the non-linear response properties of glass formers.
We establish several general results which, together with the assumption of
Time-Temperature Superposition, lead to a relation between the non-linear
response and the derivative of the linear response with respect to temperature.
Using results from Mode-Coupling Theory (MCT) and scaling arguments valid close
to the glass transition, we obtain the frequency and temperature dependence of
the non-linear response in the $alpha$ and $eta$-regimes. These results are
extended to the case of inhomogeneous perturbing fields and confirmed by an
exact analysis of the non-linear response of the spherical p-spin model. | Source: | arXiv, 0812.3514 | Services: | Forum | Review | PDF | Favorites |
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