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. 2019 Jan 28;10(2):93. doi: 10.3390/mi10020093

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© 2019 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Spreading exponent, a, of the power-law, $r_{s} = C t^{a}$ , fitted on the results obtained by simulations for flat and smooth solid substrates with various thicknesses.