METHOD FOR MODIFICATION OF POLISHING PATTERN DEPENDENCE IN CHEMICAL MECHANICAL POLISHING

A method of CMP includes forming a CMP slurry containing cerium oxide; adding a slurry modifier to the slurry, wherein the slurry modifier polishes low structure areas at a substantially zero rate and polishes high structure areas at a rate approximating a blanket polishing rate; and polishing a str...

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Bibliographische Detailangaben
1. Verfasser: EVANS DAVID RUSSELL
Format: Patent
Sprache:eng
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