Semiconductor device with reduced contact resistance
Abstract:
An interconnect structure and methods of forming the interconnect structure an interconnect dielectric including at least one contact landing within the interconnect dielectric and/or underlying the interconnect dielectric. The structure and methods include roughening an exposed surface of at least one contact landing to increase the surface area of a conductive metal subsequently disposed in a contact feature and in direct contact with the roughened surface of the least one contact landing.
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