Invention Grant
US09530888B2 MOCVD growth of highly mismatched III-V CMOS channel materials on silicon substrates
有权
硅衬底上高度失配的III-V CMOS沟道材料的MOCVD生长
- Patent Title: MOCVD growth of highly mismatched III-V CMOS channel materials on silicon substrates
- Patent Title (中): 硅衬底上高度失配的III-V CMOS沟道材料的MOCVD生长
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Application No.: US15073245Application Date: 2016-03-17
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Publication No.: US09530888B2Publication Date: 2016-12-27
- Inventor: Keun-Yong Ban , Zhiyuan Ye , Errol Antonio C. Sanchez , Xinyu Bao , David K. Carlson
- Applicant: Applied Materials, Inc.
- Applicant Address: US CA Santa Clara
- Assignee: APPLIED MATERIALS, INC.
- Current Assignee: APPLIED MATERIALS, INC.
- Current Assignee Address: US CA Santa Clara
- Agency: Patterson & Sheridan, LLP
- Main IPC: H01L21/02
- IPC: H01L21/02 ; H01L29/78 ; H01L29/66 ; H01L29/10 ; H01L29/04 ; H01L29/205 ; H01L27/092 ; H01L21/8238

Abstract:
Embodiments of the present disclosure generally relate to a semiconductor device including layers of group III-V semiconductor materials. In one embodiment, the semiconductor device includes a phosphorous containing layer deposited on a silicon substrate, wherein a lattice mismatch between the phosphorous containing layer and the silicon substrate is less than 5%, a group III-V compound nucleation layer deposited on the phosphorous containing layer at a first temperature, the group III-V compound nucleation layer having a first thickness, a group III-V compound transition layer deposited on the group III-V compound nucleation layer at a second temperature higher than the first temperature, the group III-V compound transition layer having a second thickness larger than the first thickness, and the group III-V compound nucleation layer is different from the group III-V compound transition layer, and an active layer deposited on the group III-V compound transition layer.
Public/Granted literature
- US20160293764A1 MOCVD GROWTH OF HIGHLY MISMATCHED III-V CMOS CHANNEL MATERIALS ON SILICON SUBSTRATES Public/Granted day:2016-10-06
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