KR20190117507A - 기질들을 결합하기 위한 방법 및 장치 - Google Patents
기질들을 결합하기 위한 방법 및 장치 Download PDFInfo
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Abstract
- 기질 스택(3)을 형성하기 위해 비정질 층(1a, 2a, 6a) 또는 비정질 층(1a, 2a, 6a)들에서 제1 기질(1,6)을 제2기질(2)과 결합하는 단계,
- 비정질 층(1a, 2a, 6a) 또는 비정질 층(1a, 2a, 6a)들이 결정 층 또는 결정 층들로 변환되도록 복사선(5)에 의해 비정질 층(1a, 2a, 6a) 또는 비정질 층(1a, 2a, 6a)들을 조사하는 것을 특징으로 하는 제1 기질(1,6)을 제2 기질(2)과 결합하는 방법이 제안된다.
Description
Al | Ge | Au | Ag | Cu | InP | InSb | InAs | Si | AlN | GaAs | GaP | GaSb |
α in 10-6 K-1 | ||||||||||||
23.1 | 5.8 | 14.2 | 18.9 | 16.5 | 4.75 | 5.37 | 4.52 | 2.6 | 4.5 | 5.8 | 4.5 | 7.75 |
도 1b는 결합되는 표면들이 비정질화(amorphization)된 후에 결합되는 2개의 기질들을 도시하는 기본 개략도.
도 1c는 결합되는 두 개의 기질들이 정렬된 상태를 도시한 기본 개략도.
도 1d는 결합되는 두 개의 기질들에 의해 형성되고 예비 결합에 의해 결합된 기질 스택을 도시한 기본 개략도.
도 1e는 본 발명에 따라 기질 스택의 비정질 층에 대한 복사선의 효과를 실제 비율과 다르게 도시한 기본 개략도.
도 1f는 완전히 열처리된 기질 스택을 도시한 기본 개략도.
도 2는 본 발명에 따른 방법을 이용하여 결합되는 3개의 기질들을 도시한 기본 개략도.
도 3은 비정질 및 결정 실리콘에 대해 계산된 흡수 스펙트럼을 도시한 도면.
도 4는 비정질 및 결정 실리콘에 대한 입자 에너지의 함수로서 굴절 지수의 선도를 도시한 도면.
도 5a는 비정질 층을 가진 기질 스택을 개략적으로 도시한 도면.
도 5b는 조사하는 동안 기질 스택을 개략적으로 도시한 도면.
도 5c는 결정 구조를 가진 기질 스택을 개략적으로 도시한 도면.
1a.....제1 기질의 제1 비정질 층,
1o.....제1층의 결합 표면,
2.....제2 기질,
2a.....제2 기질의 제2 비정질 층,
2o.....제2층의 결합 표면,
3.....기질 스택,
4.....복사선의 공급원,
5.....복사선,
6.....제3 기질,
6a.....제3 기질의 비정질 층,
7.....전위,
8, 9.....흡수 스펙트럼,
10, 11.....굴절 지수 그래프,
a1, a2.....원자,
A.....입자 에너지 범위,
ε.....흡수 지수,
n.....굴절 지수,
P.....운동 방향.
Claims (16)
- 제1 기질(1,6)을 제2 기질(2)과 결합하는 방법에 있어서,
- 상기 제1 기질(1,6) 상에 제1 비정질 층(1a, 6a)을 형성하는 단계 및/또는 상기 제2 기질(2) 상에 제2 비정질 층(2a)을 형성하는 단계,
- 기질 스택(3)을 형성하기 위해 비정질 층(1a, 2a, 6a) 또는 비정질 층(1a, 2a, 6a)들에서 제1 기질(1,6)을 제2기질(2)과 결합하는 단계,
- 비정질 층(1a, 2a, 6a) 또는 비정질 층(1a, 2a, 6a)들이 결정 층 또는 결정 층들로 변환되도록 복사선(5)에 의해 비정질 층(1a, 2a, 6a) 또는 비정질 층(1a, 2a, 6a)들을 조사하는 단계를 포함하는 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항에 있어서, 비정질 층(들)(1a, 2a, 6a)은 결정 층/결정 층들로 대체로 바람직하게 완전하게 변환되는 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항 내지 제2항 중 어느 한 항에 있어서, 비정질 층(1a, 2a, 6a)이 기질/기질들(1,2,6)의 대부분의 결합표면(1o, 2o)상에 형성되고, 비정질 층(1a, 2a, 6a)이 기질/기질들(1,2,6)의 전체 결합표면(1o, 2o)상에 형성되는 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 기질들(1,2,6) 중 적어도 한 개가 하나는 복사선(5)에 대해 투명하고, 상기 복사선(5)의 복사선 에너지의 적어도 50%, 바람직하게 적어도 60%, 특히 바람직하게 적어도 70%, 매우 바람직하게 적어도 80%, 더욱 바람직하게 적어도 90%가 통과하는 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 비정질 층(1a, 2a, 6a)은 상기 복사선(5)의 복사 에너지의 60% 초과까지를 흡수하고, 바람직하게 60% 초과까지 흡수하며, 더욱 바람직하게 70% 초과까지 흡수하고, 특히 바람직하게 80% 초과까지 흡수하며, 매우 특히 바람직하게 90% 초과까지 흡수하는 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항 내지 제5항 중 어느 한 항에 있어서, 상기 복사선(5)은 레이저 복사선이고, 상기 레이저 복사선은 상기 비정질 층(들)(1a, 2a, 6a)에 포커싱되는 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 상기 복사선은 직각으로 상기 비정질 층(들)(1a, 2a, 6a)과 충돌하는 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 복사선(5)은 1eV 내지 10E8 eV, 바람직하게 1eV 내지 10E6 eV, 더욱 바람직하게 1eV 내지 10E4 eV, 가장 바람직하게 1eV 내지 10eV의 에너지 범위에서 방출하는 광대역 이미 터에 의해 발생되는 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항 내지 제8항 중 어느 한 항에 있어서, 상기 복사선(5)의 복사 전력은, 0.01와트 내지 10000와트, 바람직하게 0.1 와트 내지 1000와트, 가장 바람직하게 1와트 내지 100와트인 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항에 있어서, 상기 비정질 층(들)(1a, 2a, 6a) 내에서 복사선(5)에 의해, 200℃ 초과, 바람직하게 400℃ 초과, 특히 바람직하게 600℃ 초과, 더욱 바람직하게 800℃ 초과, 가장 바람직하게 1200℃ 초과의 온도가 발생되는 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항 내지 제10항 중 어느 한 항에 있어서, 조사 시간이 30초 미만, 바람직하게 15초 미만, 특히 바람직하게 1초 미만, 매우 특히 바람직하게 100㎳ 미만인 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항 내지 제11항 중 어느 한 항에 있어서, 상기 기질 표면들 및/또는 기질 스택 표면들에서 상기 복사선(5)의 반사는 복사선 공급원(4)의 출력 강도의 4% 미만, 바람직하게 3% 미만, 특히 바람직하게 1% 미만인 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항 내지 제12항 중 어느 한 항에 있어서, 상기 제1 기질(1,6) 및/또는 상기 제2 기질(2)은 상기 복사선(5)에 대해 복사선 공급원(4)의 출력 강도의 적어도 95%까지 투명하거나 바람직하게 97%까지 투명하거나 특히 바람직하게 99%까지 투명한 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- 제1항 내지 제13항 중 어느 한 항에 있어서, 조사하기 전에 및/또는 조사하는 동안에, 기질(1,2,6)들 중 적어도 하나, 바람직하게 양쪽 기질(1,2,6)들이 가열되고, 기질(들)(1,2,6)은 100℃ 초과, 바람직하게 200℃ 초과, 특히 바람직하게 300℃ 초과하여 가열되는 것을 특징으로 하는 제1 기질을 제2 기질과 결합하는 방법.
- - 상기 기질(1,2,6)들을 수용하기 위한 수용 수단,
- 상기 기질(1,2,6)을 결합하기 위한 결합 장치,
- 조사 장치(4)를 포함하고,
특히 제1항 내지 제14항 중 어느 한 항을 따르는 방법을 이용하여 제1 기질(1,6)을 제2 기질(2)과 결합하기 위한 장치에 있어서,
- 상기 제1 기질(1,6) 상에 제1 비정질 층(1a, 6a)이 형성되는 특징 및/또는 상기 제2 기질(2) 상에 제2 비정질 층(2a)이 형성되는 특징,
- 기질 스택(3)을 형성하기 위해 제1 기질(1,6)이 비정질 층(1a, 2a, 6a) 또는 비정질 층(1a, 2a, 6a)들과 결합되는 특징,
- 비정질 층(1a, 2a, 6a) 또는 비정질 층(1a, 2a, 6a)들이 결정 층 또는 결정 층들로 변환되도록 비정질 층(1a, 2a, 6a) 또는 비정질 층(1a, 2a, 6a)들이 조사 장치(4)를 이용하여 복사선(5)에 의해 조사되는 특징을 포함하는 제1 기질(1,6)을 제2 기질(2)과 결합하기 위한 장치.
- 제1항 내지 제15항 중 어느 한 항을 따르는 방법 및/또는 장치를 이용하여 결합되는 적어도 한 개의 제1 기질(1,6) 및 제2 기질(2)로부터 형성되는 기질 스택(3).
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