| 摘要 |
A semiconductor device includes: a metal-containing compound layer on a semiconductor substrate; a dielectric film on the semiconductor substrate and the metal-containing compound layer; a contact hole penetrating through the dielectric film to reach the metal-containing compound layer; a contact plug in the contact hole. The semiconductor device further includes a manganese oxide layer extending between the contact plug and respective one of the dielectric film and the metal-containing compound layer.
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