KR20170048515A - 개선된 전면 접점 이종접합 공정 - Google Patents
개선된 전면 접점 이종접합 공정 Download PDFInfo
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Abstract
Description
도 1은 제공된 기판을 도시한다.
도 2는 수광 표면의 텍스처화 이후의 도 1의 구조물을 도시한다.
도 3은 터널 유전체 층이 그 위에 형성된 도 2의 구조물을 도시한다.
도 4는 제1 및 제2 규소 층의 형성 이후의 도 3의 구조물을 도시한다.
도 5는 TCO 층의 고온 어닐링 및 침착 후의 도 4의 구조물을 도시한다.
도 6은 그 위에 형성된 전도성 접점을 가지는 도 5의 구조물을 도시한다.
도 7은 본 개시내용의 실시예에 따른, 도 1 내지 도 6에 대응하는 바와 같은 태양 전지를 제조하는 방법에서의 작업들을 열거하는 흐름도이다.
Claims (20)
- 태양전지를 제조하는 방법으로서,
제1 및 제2 수광 표면을 갖는 기판을 제공하는 단계;
제1 및 제2 수광 표면 중 하나 또는 둘 모두를 텍스처화하는 단계;
제1 및 제2 수광 표면 상에 터널 유전체 층을 형성하는 단계:
제1 수광 표면 상의 터널 유전체 층의 일부분 상에 N형 비정질 규소 층을 형성하고, 제2 수광 표면 상의 터널 유전체 층의 일부분 상에 P형 비정질 규소 층을 형성하는 단계;
N형 다결정 규소 층 및 P형 다결정 규소 층을 형성하기 위해, N형 비정질 규소 층 및 P형 비정질 규소 층을 각각 어닐링하는 단계;
N형 다결정 규소 층 및 P형 다결정 규소 층 상에 투명 전도성 산화물 층을 형성하는 단계; 및
N형 다결정 규소 층 상의 투명 전도성 산화물 층의 일부분 상에 전도성 접점들의 제1 세트를, 그리고 P형 다결정 규소 층 상의 투명 전도성 산화물 층의 일부분 상에 전도성 접점들의 제2 세트를 형성하는 단계를 포함하는, 방법. - 제1항에 있어서, N형 비정질 규소 층 및 P형 비정질 규소 층을 어닐링하는 단계는 약 섭씨 900도 초과의 온도까지 기판을 가열하는 단계를 포함하는, 방법.
- 제1항에 있어서, N형 비정질 규소 층 및 P형 비정질 규소 층을 어닐링 하는 단계는 생성되는 N형 다결정 규소 층 및 P형 다결정 규소 층에 결정립계를 형성하는 단계를 포함하는, 방법.
- 제1항에 있어서, 터널 유전체 층을 형성하는 단계는 제1 및 제2 수광 표면의 습식 화학 산화를 수행하는 단계를 포함하는, 방법.
- 제1항에 있어서, 터널 유전체 층을 형성하는 단계는 화학 증착에 의해 규소 산화물 층을 침착시키는 단계를 포함하는, 방법.
- 제1항에 있어서, N형 비정질 규소 층 및 P형 비정질 규소 층을 어닐링 하는 단계는 생성되는 P형 다결정 규소 층에 근접한 기판에 P형 확산 영역을 형성하는 것을 포함하고, 생성되는 N형 다결정 규소 층에 근접한 기판에 N형 확산 영역을 형성하는 것을 포함하는, 방법.
- 제1항에 있어서, 제1 및 제2 수광 표면 중 하나 또는 둘 모두를 텍스처화하는 단계는 제1 및 제2 수광 표면 중 단지 하나만을 텍스처화하는 단계를 포함하는, 방법.
- 제1항에 있어서, 제1 및 제2 수광 표면 중 하나 또는 둘 모두를 텍스처화하는 단계는 제1 및 제2 수광 표면 둘 모두를 텍스처화하는 단계를 포함하는, 방법.
- 제1항에 있어서, 투명 전도성 산화물 층을 형성하는 단계는 인듐 주석 산화물(ITO) 층을 형성하는 단계를 포함하는, 방법.
- 제1항에 있어서, N형 비정질 규소 층을 형성하는 단계는 화학 증착에 의해 N형 비정질 규소 층을 형성하는 단계를 포함하며, P형 비정질 규소 층을 형성하는 단계는 화학 증착에 의해 P형 비정질 규소 층을 형성하는 단계를 포함하는, 방법.
- 제1항의 방법에 따라 제조되는 태양 전지.
- 태양 전지로서,
제1 및 제2 수광 표면을 갖는 기판;
제1 및 제2 수광 표면 상에 배치되는 터널 유전체 층;
제1 수광 표면 상에 배치된 터널 유전체 층의 일부분 상에 배치되는 N형 다결정 규소 층 - N형 다결정 규소 층은 결정립계를 포함함 -;
제2 수광 표면 상에 배치된 터널 유전체 층의 일부분 상에 배치되는 P형 다결정 규소 층 - P형 다결정 규소 층은 결정립계를 포함함 -;
N형 다결정 규소 층 및 P형 다결정 규소 층 상에 배치되는 투명 전도성 산화물 층;
N형 다결정 규소 층 상에 배치된 투명 전도성 산화물 층의 일부분 상에 배치되는 전도성 접점들의 제1 세트; 및
P형 다결정 규소 층 상에 배치된 투명 전도성 산화물 층의 일부분 상에 배치되는 전도성 접점들의 제2 세트를 포함하는, 태양 전지. - 제12항에 있어서, 제1 및 제2 수광 표면 중 하나 또는 둘 모두는 텍스처화되는, 태양 전지.
- 제12항에 있어서, 투명 전도성 산화물 층은 인듐 주석 산화물(ITO) 층인, 태양 전지.
- 제12항에 있어서, 기판은 단결정 규소 기판이고, 터널 유전체 층은 규소 산화물 층인, 태양 전지.
- 태양 전지로서,
제1 및 제2 수광 표면을 갖는 기판;
제1 및 제2 수광 표면 상에 배치되는 터널 유전체 층;
제1 수광 표면 상에 배치된 터널 유전체 층의 일부분 상에 배치되는 N형 다결정 규소 층, 및 N형 다결정 규소 층에 근접한 기판에 배치되는 대응하는 N형 확산 영역;
제2 수광 표면 상에 배치된 터널 유전체 층의 일부분 상에 배치되는 P형 다결정 규소 층, 및 P형 다결정 규소 층에 근접한 기판에 배치되는 대응하는 P형 확산 영역;
N형 다결정 규소 층 및 P형 다결정 규소 층 상에 배치되는 투명 전도성 산화물 층;
N형 다결정 규소 층 상에 배치된 투명 전도성 산화물 층의 일부분 상에 배치되는 전도성 접점들의 제1 세트; 및
P형 다결정 규소 층 상에 배치된 투명 전도성 산화물 층의 일부분 상에 배치되는 전도성 접점들의 제2 세트를 포함하는, 태양 전지. - 제16항에 있어서, N형 다결정 규소 층은 결정립계를 포함하며, P형 다결정 규소 층은 결정립계를 포함하는, 태양 전지.
- 제16항에 있어서, 제1 및 제2 수광 표면 중 하나 또는 둘 모두는 텍스처화되는, 태양 전지.
- 제16항에 있어서, 투명 전도성 산화물 층은 인듐 주석 산화물(ITO) 층인, 태양 전지.
- 제16항에 있어서, 기판은 단결정 규소 기판이고, 터널 유전체 층은 규소 산화물 층인, 태양 전지.
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| US201462046717P | 2014-09-05 | 2014-09-05 | |
| US62/046,717 | 2014-09-05 | ||
| US14/578,216 US20160072000A1 (en) | 2014-09-05 | 2014-12-19 | Front contact heterojunction process |
| US14/578,216 | 2014-12-19 | ||
| PCT/US2015/047784 WO2016036668A1 (en) | 2014-09-05 | 2015-08-31 | Improved front contact heterojunction process |
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| KR20170048515A true KR20170048515A (ko) | 2017-05-08 |
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| US (1) | US20160072000A1 (ko) |
| JP (1) | JP2017526164A (ko) |
| KR (1) | KR20170048515A (ko) |
| CN (2) | CN106575678A (ko) |
| AU (2) | AU2015312128A1 (ko) |
| DE (1) | DE112015004071T5 (ko) |
| TW (1) | TWI746424B (ko) |
| WO (1) | WO2016036668A1 (ko) |
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- 2015-08-31 JP JP2016571749A patent/JP2017526164A/ja active Pending
- 2015-08-31 AU AU2015312128A patent/AU2015312128A1/en not_active Abandoned
- 2015-08-31 DE DE112015004071.4T patent/DE112015004071T5/de not_active Ceased
- 2015-08-31 CN CN201580042607.9A patent/CN106575678A/zh active Pending
- 2015-08-31 KR KR1020177008873A patent/KR20170048515A/ko not_active Ceased
- 2015-08-31 CN CN202011577374.1A patent/CN112701170A/zh active Pending
- 2015-09-04 TW TW104129347A patent/TWI746424B/zh not_active IP Right Cessation
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2021
- 2021-04-19 AU AU2021202377A patent/AU2021202377A1/en not_active Abandoned
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| KR101886818B1 (ko) * | 2018-07-25 | 2018-08-08 | 충남대학교산학협력단 | 이종 접합 실리콘 태양 전지의 제조 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI746424B (zh) | 2021-11-21 |
| AU2021202377A1 (en) | 2021-05-13 |
| AU2015312128A1 (en) | 2017-01-05 |
| WO2016036668A1 (en) | 2016-03-10 |
| JP2017526164A (ja) | 2017-09-07 |
| US20160072000A1 (en) | 2016-03-10 |
| CN112701170A (zh) | 2021-04-23 |
| CN106575678A (zh) | 2017-04-19 |
| DE112015004071T5 (de) | 2017-05-18 |
| TW201624742A (zh) | 2016-07-01 |
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