METHOD OF PATTERNED IMAGE REVERSAL

A method of forming a reverse image pattern on a semiconductor base layer is disclosed. The method comprises depositing a transfer layer of amorphous carbon on the semiconductor base layer, depositing a resist layer on the transfer layer, creating a first pattern in the resist layer, creating the fi...

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Bibliographische Detailangaben
Hauptverfasser: SARDESAI VIRAJ YASHAWANT, BELYANSKY MICHAEL P, VENIGALLA RAJASEKHAR
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method of forming a reverse image pattern on a semiconductor base layer is disclosed. The method comprises depositing a transfer layer of amorphous carbon on the semiconductor base layer, depositing a resist layer on the transfer layer, creating a first pattern in the resist layer, creating the first pattern in the transfer layer, removing the resist layer, depositing a reverse mask layer, planarizing the reverse mask layer, and removing the transfer layer, thus forming a second pattern that is a reverse image of the first pattern.