paper

Profile scaling in decay of nanostructures

arXiv:cond-mat/9804152 · doi:10.1103/PhysRevLett.80.3300

Abstract

The flattening of a crystal cone below its roughening transition is studied by means of a step flow model. Numerical and analytical analyses show that the height profile, h(r,t), obeys the scaling scenario dh/dr = F(r t^{-1/4}). The scaling function is flat at radii r<R(t) \sim t^{1/4}. We find a one parameter family of solutions for the scaling function, and propose a selection criterion for the unique solution the system reaches.

4 pages, RevTex, 3 eps figures

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