Method for lithography patterning

Disclosed is a method for lithography patterning. The method includes providing a substrate, forming a deposition enhancement layer (DEL) over the substrate, and flowing an organic gas near a surface of the DEL. During the flowing of the organic gas, the method further includes irradiating the DEL a...

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Bibliographische Detailangaben
Hauptverfasser: CHEN, JENG-HORNG, HUANG, KEVIN JIAN-YUAN, CHANG, SHU-HAO, KAU, KUOANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:Disclosed is a method for lithography patterning. The method includes providing a substrate, forming a deposition enhancement layer (DEL) over the substrate, and flowing an organic gas near a surface of the DEL. During the flowing of the organic gas, the method further includes irradiating the DEL and the organic gas with a patterned radiation. Elements of the organic gas polymerize upon the patterned radiation, thereby forming a resist pattern over the DEL. The method further includes etching the DEL with the resist pattern as an etch mask, thereby forming a patterned DEL.