Copper Electrochemical Deposition in Macroporous Silicon Arrays for Through Silicon Via Applications

Thomas Defforge, Loic Coudron, Gael Gautier, Virginie Grimal, Laurent Ventura, Francois Tran Van

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Abstract

The present paper deals with the realization of high conductivity through silicon via from macroporous silicon arrays. The pores were first etched by anodization into a hydrofluoric acid mixture. The high aspect ratio via were then filled by an optimized potentiostatic way involving a specific electrolyte with additives. The copper micro-wires were observed by SEM whereas XRD analysis enabled the determination of copper average grain size.

Original languageEnglish
Title of host publicationProcs 2011 IEEE Int Interconnect Technology Conference and 2011 Materials for Advanced Metallization
Subtitle of host publication(IITC/MAM)
PublisherInstitute of Electrical and Electronics Engineers (IEEE)
Pages1-3
Number of pages3
ISBN (Print)978-1-4577-0502-1
DOIs
Publication statusPublished - 2011
EventIEEE International Interconnect Technology Conference and Materials for Advanced Metallization (IITC/MAM) - Dresden
Duration: 8 May 201112 May 2011

Conference

ConferenceIEEE International Interconnect Technology Conference and Materials for Advanced Metallization (IITC/MAM)
CityDresden
Period8/05/1112/05/11

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