A novel planarization method based on photoinduced confined chemical etching.

Chem Commun (Camb)

State Key Laboratory of Physical Chemistry of Solid Surfaces and Department of Chemistry, College of Chemistry and Chemical Engineering, Xiamen University, Xiamen 361005, China.

Published: July 2013

A photoinduced confined chemical etching system based on TiO2 nanotube arrays is developed for the planarization of the copper surface, which is proved to be a prospective stress-free chemical planarization method for metals and semiconductors.

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Source
http://dx.doi.org/10.1039/c3cc42368aDOI Listing

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