Taiwan Semiconductor Manufacturing Comp. Ltd.

Jie-Huang Huang

Huicheng Chang

Liang-Yin Chen

Su-Hao Liu

Kuo-Ju Chen

Lun-Kuang Tan

Jing-Huei Huang

Tung-Po Hsieh

Hong-Chih Liu

Kei-Wei Chen

Chih-Hung Chen

Hui-Chi Huang

Wei-Ming You

Chun-Hao Kung

Kao-Feng Liao

A semiconductor structure is provided. The semiconductor structure includes a gate structure over a substrate. The semiconductor structure also includes source/drain structures on opposite sides of the gate structure. The semiconductor structure also includes a dielectric layer over the gate structure and the source/drain structures. The semiconductor structure also includes a via plug passing through the dielectric layer and including a first group IV element. The dielectric layer includes a second group IV element, a first compound, and a second compound, and the second compound includes elements in the first compound and the first group IV element.

Semiconductor structure with doped via plug

A semiconductor structure is provided. The semiconductor structure includes a gate structure over a fin structure. The semiconductor structure also includes a source/drain structure in the fin structure and adjacent to the gate structure. The semiconductor structure also includes a first contact plug over the source/drain structure. The semiconductor structure also includes a first via plug over the first contact plug. The semiconductor structure also includes a dielectric layer surrounding the first via plug. The first via plug includes a first group IV element and the dielectric layer includes the first group IV element and a second group IV element.

A semiconductor structure and a method for forming the same are provided. The semiconductor structure includes a gate structure, a source/drain structure, a dielectric layer, a contact plug. The gate structure is positioned over a fin structure. The source/drain structure is positioned in the fin structure and adjacent to the gate structure. The dielectric layer is positioned over the gate structure and the source/drain structure. The contact plug is positioned passing through the dielectric layer. The contact plug includes a first metal compound including one of group III elements, group IV elements, group V elements or a combination thereof.

Semiconductor structure with doped contact plug and method for forming the same

A semiconductor structure and a method for forming the same are provided. The semiconductor structure includes a gate structure, a source/drain structure, a first contact plug and a first via plug. The gate structure is positioned over a fin structure. The source/drain structure is positioned in the fin structure and adjacent to the gate structure. The first contact plug is positioned over the source/drain structure. The first via plug is positioned over the first contact plug. The first via plug includes a first group IV element.

Semiconductor structure with doped via plug and method for forming the same

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Taoyuan, Taiwan

Jie-Huang Huang