Bulk micromachining of silicon using electron-beam-induced carbonaceous nanomasking

T. Djenizian*, B. Salhi, R. Boukherroub, P. Schmuki

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

This paper reports on an alternative nanolithographic technique for bulk micromachining of silicon. We show how to selectively etch Si(110) in aqueous KOH solutions using electron-beam-induced nanomasking. Already nanometre thin carbonaceous films can completely suppress the wet anisotropic chemical etching of Si performed in alkaline solution (10wt% KOH+5wt% isopropanol). It is shown that under optimized conditions, this approach can be exploited for the fabrication of three-dimensional micro-and nanostructures.

Original languageEnglish
Article number013
Pages (from-to)5363-5366
Number of pages4
JournalNanotechnology
Volume17
Issue number21
DOIs
StatePublished - 14 Nov 2006
Externally publishedYes

ASJC Scopus subject areas

  • Bioengineering
  • General Chemistry
  • General Materials Science
  • Mechanics of Materials
  • Mechanical Engineering
  • Electrical and Electronic Engineering

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