KR20200060261A - 오목부의 매립 방법 - Google Patents
오목부의 매립 방법 Download PDFInfo
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Abstract
본 개시의 일 형태에 의한 오목부의 매립 방법은, 오목부 내에 매립된 아몰퍼스 반도체막에 레이저광을 조사함으로써, 상기 아몰퍼스 반도체막을 결정화시키지 않고 가열하는 가열 공정을 갖는다.
Description
도 2는 종형 열처리 장치의 구성예를 나타내는 종단면도.
도 3은 도 2의 종형 열처리 장치의 반응관을 설명하기 위한 도면.
도 4는 레이저 어닐 장치의 구성예를 나타내는 개략도.
도 5는 레이저 어닐 처리 전후의 결과의 일례를 나타내는 도면.
도 6은 레이저 어닐 처리에 있어서 온도와 스위프 속도를 변화시켰을 때의 심(seam)의 개선 효과의 설명도
Claims (8)
- 오목부 내에 매립된 아몰퍼스 반도체막에 레이저광을 조사함으로써, 상기 아몰퍼스 반도체막을 결정화시키지 않고 가열하는 공정을 포함하는,
오목부의 매립 방법. - 제1항에 있어서, 상기 오목부 내에 상기 아몰퍼스 반도체막을 성막하는 공정과, 상기 아몰퍼스 반도체막의 일부를 에칭하는 공정을 반복함으로써, 상기 오목부 내에 상기 아몰퍼스 반도체막을 매립하는 공정을 포함하는,
오목부의 매립 방법. - 제2항에 있어서, 상기 매립하는 공정에서는, 상기 오목부의 개구가 폐색되도록 상기 아몰퍼스 반도체막을 형성하는,
오목부의 매립 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 가열하는 공정에서는, 상기 오목부에 대한 상기 레이저광의 조사 위치를 이동시키면서 상기 레이저광을 조사하는,
오목부의 매립 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 가열하는 공정에서는, 상기 레이저광의 조사 위치를 고정하여 상기 오목부를 이동시키면서 상기 레이저광을 조사하는,
오목부의 매립 방법. - 제1항 내지 제5항 중 어느 한 항에 있어서, 상기 아몰퍼스 반도체막이 매립된 상기 오목부 내에는 심이 형성되어 있는,
오목부의 매립 방법. - 제1항 내지 제6항 중 어느 한 항에 있어서, 상기 가열하는 공정에서는, 상기 아몰퍼스 반도체막의 막종에 따라, 상기 아몰퍼스 반도체막을 가열하는 온도 및 상기 아몰퍼스 반도체막에 대한 상기 레이저광의 조사 위치의 이동 속도를 조정하는,
오목부의 매립 방법. - 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 아몰퍼스 반도체막은, 아몰퍼스 실리콘막, 아몰퍼스 실리콘 게르마늄막, 또는 아몰퍼스 게르마늄막인,
오목부의 매립 방법.
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| JPJP-P-2018-218602 | 2018-11-21 | ||
| JP2018218602A JP7262210B2 (ja) | 2018-11-21 | 2018-11-21 | 凹部の埋め込み方法 |
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| KR20200060261A true KR20200060261A (ko) | 2020-05-29 |
| KR102547550B1 KR102547550B1 (ko) | 2023-06-26 |
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| JP (1) | JP7262210B2 (ko) |
| KR (1) | KR102547550B1 (ko) |
| CN (1) | CN111211093A (ko) |
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| JPH05275369A (ja) | 1992-03-26 | 1993-10-22 | Toshiba Corp | 半導体装置の製造方法 |
| JP2010251523A (ja) * | 2009-04-15 | 2010-11-04 | Sumco Corp | 部分soiウェーハの製造方法 |
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| KR102547550B1 (ko) | 2023-06-26 |
| US20200161135A1 (en) | 2020-05-21 |
| JP2020088106A (ja) | 2020-06-04 |
| CN111211093A (zh) | 2020-05-29 |
| US11177133B2 (en) | 2021-11-16 |
| JP7262210B2 (ja) | 2023-04-21 |
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