Effects of Cu substrate surface fluctuations on graphene during transfer
2016
Abstract This study investigated the influence of the copper substrate surface fluctuations on the transfer of graphene fabricated via chemical vapor deposition. Typical fluctuations, such as reconstructed stripes, grain boundaries, and mechanical creases on Cu surface were explored. The upper graphene which have consistent morphology with the fluctuations were not incompletely copied into the target but by rearrangement after the transfer process. Moreover, some fluctuations may induce damage or glue residual formation in the transfer process.
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