Process and chemistry of plating of through silicon vias

A method and apparatus for processing a silicon substrate are provided. In some implementations, the method comprises providing a silicon substrate having an aperture containing an exposed silicon contact surface at a bottom of the aperture, depositing a metal seed layer on the exposed silicon conta...

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Bibliographische Detailangaben
Hauptverfasser:	GOUK, ROMAN, VERHAVERBEKE, STEVEN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	APPARATUS THEREFOR BASIC ELECTRIC ELEMENTS CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY ELECTROFORMING ELECTROLYTIC OR ELECTROPHORETIC PROCESSES INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTIONOF COATINGS SEMICONDUCTOR DEVICES SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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Beschreibung
Zusammenfassung:	A method and apparatus for processing a silicon substrate are provided. In some implementations, the method comprises providing a silicon substrate having an aperture containing an exposed silicon contact surface at a bottom of the aperture, depositing a metal seed layer on the exposed silicon contact surface and exposing the silicon substrate to an electroplating process by flowing a current through a backside of the silicon substrate to form a metal layer on the metal seed layer.