KR102611164B1 - 투명 전도성 산화물 및 반도체 코팅의 플래쉬-어닐링 - Google Patents
투명 전도성 산화물 및 반도체 코팅의 플래쉬-어닐링 Download PDFInfo
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Abstract
Description
도 1은 기판 및 기판 위의 부분 플래쉬-어닐링된 층을 포함하는 물품의 단면도를 도시한다.
도 2는 단열 유리 유닛의 일부를 도시한다.
도 3은 불연속 금속층을 포함하는 코팅된 투명판을 도시한다.
도 4는 예를 들어 도 3과 관련하여 기술된 바와 같은 불연속 금속층의 일부를 도시한다.
도 5는 하나 이상의 반사성 금속층을 갖는 코팅된 유리 물품을 도시한 것이다.
도 6은 3 개의 반사성 금속층을 갖는 코팅된 유리 물품을 도시한 것이다.
도 7은 본 명세서에 기술된 바와 같은 플래쉬-어닐링 방법에 의해 물품을 패터닝하는 방법을 개략적으로 도시한다.
도 8은 다양한 ITO 층 두께에 대한 두께의 함수로서 시트 저항의 변화를 나타내는 그래프를 제공한다.
도 9는 다양한 ITO 층 두께에 대한 두께의 함수로서 복사율(emissivity))의 변화를 나타내는 그래프를 제공한다.
도 10a 및 10b는 2.5%(부피%) 산소를 갖는 3mTorr 또는 1.5% 산소를 갖는 4mTorr에서 침착된 다양한 두께의 ITO 층에 대한 홀(Hall) 측정, 캐리어 농도 (도 10a) 및 이동도 (도 10b)를 제공한다.
도 11a 및 11b는 상이한 양의 산소를 갖는 플래쉬-어닐링된 ITO 층의 광학적 특성을 나타내는 그래프를 제공한다. 도 11a는 투과율(%)을 나타내고, 도 11b는 정규화된(normalized) 흡수 스펙트럼을 나타낸다.
도 12는 다양한 두께의 ITO 층의 광학적 및 전기적 특성을 나타내는 그래프를 제공한다.
도 13a는 ITO가 상이한 흡수 스펙트럼을 갖는 ITO-코팅된 플로트 유리의 3 개의 샘플에 대한 흡수 계수 스펙트럼을 도시하고, 도 13b는 동일한 샘플에 대한 XRD 트레이스를 제공한다.
도 14는 플래쉬 처리 전(BF) 및 후(AF)의 동일한 흡수 계수를 갖지만 기재된 바와 같이 상이한 두께를 갖는 4 개의 TCO 층에 대한 XRD 트레이스를 도시한다.
도 15는 실시예 7에 대한 플래쉬 전압 조건 및 시트 저항 측정치의 표를 제공한다.
도 16은 실시예 7에 기재된 바와 같은 코팅 특성을 사용하여 시뮬레이션된 단열 유리의 색상 및 가시광 발광도를 나타내는 표를 제공한다.
도 17은 실시예 7에 기재된 코팅 특성을 사용하여 시뮬레이션된 단열 유리의 선택된 유리 중심(center-of-glass) 성능 특성을 제공한다.
도 18은 실시예 8에 기재된 다양한 샘플을 비교하는 그래프이다.
도 19는, 목표 색 매칭을 달성하기 위해, 계산된 조정 값을 은 침착 조건에 대해 비교하는 그래프이다.
도 20은 스타파이어(STARPHIRE)®상의 솔라반(SOLARBAN)® 70XL에 비교될 때의, 시험된 샘플의 ΔEcmc의 감소를 보여주는 그래프이다.
Claims (20)
- 투명 전도성 산화물 또는 반도체를 포함하는 층을 포함하는 코팅된 기판을 제조하는 방법으로서,
a. 불활성 분위기 중에서 기판의 적어도 일부 위에, 적어도 1,000 cm-1의 가시 스펙트럼내 파장에서의 흡수 계수(absorption coefficient)를 갖는 투명 금속 산화물 또는 반도체 층을 침착시키는 단계; 및
b. 상기 투명 전도성 산화물 또는 반도체 층의 적어도 일부를, 15℃ 내지 40℃ 범위의 온도에서, 상기 층이 1,000 cm-1 이상의 흡수 계수를 가질 때의 가시 스펙트럼내 파장의 광을 포함하는 가시 스펙트럼내 비-간섭성(non-coherent) 광의 3.5 J/㎠ 내지 6.0 J/㎠ 범위의 펄스로 플래쉬하는 단계
를 포함하되,
상기 펄스는, 투명 전도성 산화물 또는 반도체의 스플릿 층을 생성하는 층의 두께보다 작은, 층 내 침투 깊이를 가지고, 이때 스플릿 층의 각 층은 상이한 물리적 특성을 갖는, 방법. - 제 1 항에 있어서,
상기 펄스는 4.0 J/㎠ 내지 5.0 J/㎠ 범위인, 방법. - 제 1 항에 있어서,
상기 투명 전도성 산화물 또는 반도체 층은 투명 전도성 산화물을 포함하는, 방법. - 제 3 항에 있어서,
상기 투명 전도성 산화물은 티타늄, 하프늄, 지르코늄, 니오븀, 아연, 비스무트, 납, 인듐, 주석 및 이들의 혼합물의 산화물인, 방법. - 제 3 항에 있어서,
상기 투명 전도성 산화물은 인듐 주석 산화물, 인듐 아연 산화물, 알루미늄 아연 산화물, 아연 주석 산화물, 인듐 카드뮴 산화물, 카드뮴 주석 산화물, 바륨 주석산염(stannate), 스트론튬 바나듐산염(vanadate) 또는 칼슘 바나듐산염인, 방법. - 제 3 항에 있어서,
상기 투명 전도성 산화물(TCO)은 2 mTorr 내지 5 mTorr의 분위기(atmosphere)에서 침착되는, 방법. - 제 3 항에 있어서,
상기 투명 전도성 산화물(TCO)은 3% (부피 기준) 이하의 산소를 포함하는 분위기에서 침착되는, 방법. - 제 3 항에 있어서,
상기 투명 전도성 산화물은 인듐 주석 산화물인, 방법. - 제 8 항에 있어서,
상기 인듐 주석 산화물이 2 mTorr 내지 5 mTorr 범위의 압력에서 2.5% 미만의 산소를 가진 불활성 분위기에서 침착되고/되거나, 상기 인듐 주석 산화물이 150nm 내지 400nm 범위의 두께를 가진 층으로 침착되는, 방법. - 제 8 항에 있어서,
상기 인듐 주석 산화물은 300 nm 내지 2μm 범위의 두께를 갖는 층으로 침착되고, 상기 플래쉬의 침투 깊이는 상기 인듐 주석 산화물의 두께보다 작아서, 투명 전도성 산화물 또는 반도체의 스플릿 층을 생성하며, 이때 상기 스플릿 층의 각 층은 상이한 물리적 특성을 갖는, 방법. - 제 1 항에 있어서,
상기 투명 전도성 산화물 또는 반도체 층은 산소-결핍성(oxygen-deficient) 투명 전도성 산화물을 포함하는, 방법. - 제 1 항에 있어서,
상기 기판은 투명한 것인, 방법. - 제 1 항에 있어서,
상기 기판은 유리 또는 플라스틱 물질인, 방법. - 제 1 항에 있어서,
상기 투명 전도성 산화물 또는 반도체 층이, 3% 이하의 산소를 포함하는 분위기에서 150nm 내지 400nm 범위의 두께를 갖는 층으로 침착된 인듐 주석 산화물을 포함하는, 방법. - 제 1 항에 있어서,
상기 펄스는 단일 펄스인, 방법. - 제 1 항에 있어서,
광원과 얇은 층들의 스택 사이에 마스크가 배치되어, 상기 플래쉬의 적어도 일부가 가려져서, 상기 플래쉬로부터의 광이 상기 얇은 층들의 스택에 도달하는 것이 상기 마스크에 의해 부분적으로 차단되어 상기 얇은 층들의 스택의 일부에만 도달되고, 이로써 상기 얇은 층들의 스택에서 반사된 색, 투과된 색, 차등 시트 저항 및/또는 복사율의 패턴을 생성하는, 방법. - a. 기판; 및
b. 상기 기판의 적어도 일부 위의, 투명 전도성 산화물 또는 반도체를 포함하는 층
을 포함하는 투명 물품으로서,
상기 층은, 제 1 시트 저항을 갖는 제 1 서브-층, 및 상기 제 1 시트 저항보다 낮은 제 2 시트 저항을 갖는, 상기 제 1 서브-층 바로 위의 제 2 서브-층을 포함하는,
투명 물품. - 제 17 항에 있어서,
상기 투명 전도성 산화물 또는 반도체는 인듐 주석 산화물을 포함하는, 투명 물품. - 제 17 항에 있어서,
상기 투명 전도성 산화물 또는 반도체를 포함하는 층은 300 nm 내지 2μm 범위의 두께를 갖는, 투명 물품. - 삭제
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US15/669,225 US12032124B2 (en) | 2017-08-04 | 2017-08-04 | Flash annealing of transparent conductive oxide and semiconductor coatings |
PCT/US2018/045062 WO2019028287A1 (en) | 2017-08-04 | 2018-08-02 | CLEAR CONDUCTIVE OXIDE FLASH RECOVERY AND SEMICONDUCTOR COATINGS |
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CO2020002398A2 (es) | 2020-06-19 |
JP7187535B2 (ja) | 2022-12-12 |
EP3662521A1 (en) | 2020-06-10 |
MX2020001396A (es) | 2021-02-09 |
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