Paper Title:

Effect of Tensile Strain and Gold Thickness on the Micropattern Topography of Gold Thin Coatings Deposited on Polydimethylsiloxane

Periodical Applied Mechanics and Materials (Volumes 117 - 119)
Main Theme Materials and Computational Mechanics
Edited by Huixuan Zhang, Ye Han, Fuxiao Chen and Jiuba Wen
Pages 743-746
DOI 10.4028/www.scientific.net/AMM.117-119.743
Citation Zue Chin Chang et al., 2011, Applied Mechanics and Materials, 117-119, 743
Online since October, 2011
Authors Zue Chin Chang, C. B. Lin, Wen Hua Yang, Jin Shin Ho
Keywords Gold Coating, Polydimethylsiloxane, Ripple, Tensile Stress Release
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Abstract

Abstract: The polydimethylsiloxane (PDMS) film was applied a tensile strain, next the following steps was should be done: fixing the tensile strain, sputtering the gold film on the surface of PDMS film, and then releasing the tensile strain, a large-scale area ripple structure was formed. The ripple dislocations, the cracks and the oriented surface cracks appeared simultaneously during the forming of the ripple structure. This study also discussed the wavelengths of ripple structures resulted from the amount of tensile strain (30%, 50%, 70%, 90% and 110%) and gold thickness (4Å and 10Å). The wavelengths of ripple structures decreased as the tensile strains increased and gold thickness decreased.