Browsing by Author "Al Akhrass, S."

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Viscoelastic thin polymer films under transient residual stresses: Two-stage dewetting on soft substrates
(2008-05-02)
Al Akhrass, S.
;
Reiter, G.
;
Hou, S. Y.
;
Yang, M. H.
;
Chang, Y. L.
A nonmonotonic, two-stage dewetting behavior was observed for spin coated thin viscoelastic polymer films on soft elastic substrates. At times shorter than the relaxation time of the polymer (t tau(rep)), dewetting accelerated, accompanied by an unstable rim. However, holes nucleated at t