KR20170116587A - Dc 마그네트론 스퍼터링 - Google Patents
Dc 마그네트론 스퍼터링 Download PDFInfo
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Abstract
챔버;
상기 챔버 내에 위치하는 기판 지지부;
DC 마그네트론; 및
사용에 있어, 상기 기판 지지부 상에 위치하는 기판에 충격을 가하기 위한 이온들을 발생시키는, 전기적 바이어스 신호를 공급하기 위한 전기 신호 공급 장치를 포함하고,
상기 기판 지지부는 가장자리 영역에 의해 둘러싸이는 중앙 영역을 포함하고, 상기 중앙 영역은 상기 가장자리 영역에 대하여 상승해 있는, DC 마그네트론 스퍼터링 장치.
Description
도 1은 열적 마그네트론 증착 공정에 대한 웨이퍼 반지름방향 위치에 따른 AlN 막 스트레스를 나타낸다.
도 2는 RF 파워가 웨이퍼에 인가되는 마그네트론 증착 공정에 대하여 웨이퍼 반지름방향 위치에 따른 AlN 막 스트레스를 나타낸다.
도 3은 본 발명의 장치를 나타낸 것이다.
도 4는 본 발명의 기판 지지부의 측면도이다.
도 5는 2단 기판 지지부들을 이용하여 얻어진 웨이퍼 반지름방향 위치에 따른 AlN 막 스트레스를 나타낸다.
도 6은 웨이퍼 반지름방향 위치에 따른 비대칭적인 AlN 막 스트레스 프로파일을 나타낸다.
도 7은 기판 회전 설비를 갖는 단차진 기판 지지부의 절단적 사시도이다.
도 8은 증착동안 회전하는 웨이퍼에 대한 웨이퍼 위치에 따른 AlN 막 스트레스를 나타낸다.
Claims (16)
- 기판 상에 막을 증착하기 위한 DC 마그네트론 스퍼터링 장치로서,
챔버;
상기 챔버 내에 위치하는 기판 지지부;
DC 마그네트론; 및
사용에 있어, 상기 기판 지지부 상에 위치하는 기판에 충격을 가하기 위한 이온들을 발생시키는, 전기적 바이어스 신호를 공급하기 위한 전기 신호 공급 장치를 포함하고,
상기 기판 지지부는 가장자리 영역에 의해 둘러싸인 중앙 영역을 포함하고, 상기 중앙 영역은 상기 가장자리 영역에 대하여 상승해 있는, DC 마그네트론 스퍼터링 장치. - 제1항에 있어서,
상기 기판 지지부는 상기 가장자리 영역에서 상기 중앙 영역으로 이어지는 단차를 포함하는, 장치. - 제2항에 있어서,
상기 단차는 0.1 내지 1.0mm 범위, 바람직하게는 0.2 내지 0.5mm 범위의 높이를 갖는, 장치. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 중앙 영역은 실질적으로 평면형 플래토우(plateau) 영역을 정의하는, 장치. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 전기 신호 공급 장치는 RF 바이어스 신호를 공급하는, 장치. - 제1항 내지 제5항 중 어느 한 항에 있어서,
상기 DC 마그네트론은 펄스 DC 마그네트론인, 장치. - 제1항 내지 제6항 중 어느 한 항에 있어서,
막 증착동안 상기 기판을 회전시키기 위한 회전 장치를 포함하는, 장치. - 기판 상에 막을 증착하는 방법으로서,
챔버 내의 기판 지지부 상에 기판을 배치하는 단계; 및
상기 기판에 충격을 가하기 위해 전기적 바이어스 신호가 이온들을 발생시키는 DC 마그네트론 스퍼터링 공정을 이용하여 상기 기판 상에 막을 증착하는 단계를 포함하고,
상기 기판 지지부는 가장자리 영역에 의해 둘러싸인 중앙 영역을 포함하고, 상기 중앙 영역은 상기 가장자리 영역에 대하여 상승해 있고, 상기 기판은 상기 기판의 일부분이 상기 가장자리 영역과 중첩되고 상기 가장자리 영역으로부터 이격되도록 상기 중앙 영역 상에 배치되는, 방법. - 제8항에 있어서,
상기 막은 금속 질화막인, 방법. - 제9항에 있어서,
상기 막은 알루미늄 질화막인, 방법. - 제10항에 있어서,
상기 막은 (002) 배향된 알루미늄 질화막인, 방법. - 제9항에 있어서,
상기 막은 바이메탈 질화막, 바람직하게는 AlScN 막인, 방법. - 제8항 내지 제12항 중 어느 한 항에 있어서,
상기 전기적 바이어스 신호는 DC 바이어스를 생성하는, 방법. - 제13항에 있어서,
상기 전기적 바이어스 신호는 RF 바이어스 신호인, 방법. - 제8항 내지 제14항 중 어느 한 항에 있어서,
상기 기판은 가장자리 영역 너머까지 이르는, 방법. - 제8항 내지 제15항 중 어느 한 항에 있어서,
상기 기판은 막의 증착동안 회전하게 되는, 방법.
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| Application Number | Priority Date | Filing Date | Title |
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| GB1606115.2 | 2016-04-11 | ||
| GB201606115 | 2016-04-11 |
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| KR20170116587A true KR20170116587A (ko) | 2017-10-19 |
| KR102353256B1 KR102353256B1 (ko) | 2022-01-18 |
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| EP (1) | EP3232463B1 (ko) |
| JP (1) | JP6948140B2 (ko) |
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| CN111349899B (zh) * | 2018-12-20 | 2022-02-25 | 上海陛通半导体能源科技股份有限公司 | 物理气相沉积材料的方法和设备 |
| KR102597417B1 (ko) * | 2018-12-26 | 2023-11-03 | 가부시키가이샤 알박 | 스퍼터링 장치 및 스퍼터링 방법 |
| GB201909538D0 (en) * | 2019-07-02 | 2019-08-14 | Spts Technologies Ltd | Deposition apparatus |
| CN110643962A (zh) * | 2019-09-20 | 2020-01-03 | 深圳市晶相技术有限公司 | 一种半导体设备 |
| CN110643961B (zh) * | 2019-09-20 | 2024-02-06 | 深圳市晶相技术有限公司 | 一种半导体设备的使用方法 |
| CN119530725A (zh) | 2019-10-25 | 2025-02-28 | 应用材料公司 | 用于沉积高品质pvd膜的方法 |
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| US11718908B2 (en) | 2023-08-08 |
| JP6948140B2 (ja) | 2021-10-13 |
| US20170294294A1 (en) | 2017-10-12 |
| EP3232463B1 (en) | 2020-06-24 |
| US20210246545A1 (en) | 2021-08-12 |
| JP2017190526A (ja) | 2017-10-19 |
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| CN117568770A (zh) | 2024-02-20 |
| US11008651B2 (en) | 2021-05-18 |
| TW201802863A (zh) | 2018-01-16 |
| EP3232463A1 (en) | 2017-10-18 |
| CN107313021A (zh) | 2017-11-03 |
| TWI755387B (zh) | 2022-02-21 |
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