WO2011126209A2 - Pn접합 및 쇼트키 접합을 갖는 다중 태양 전지 및 이의 제조 방법 - Google Patents
Pn접합 및 쇼트키 접합을 갖는 다중 태양 전지 및 이의 제조 방법 Download PDFInfo
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Abstract
Description
Claims (25)
- P형 반도체층과 N형 반도체층을 갖는 PN 반도체층;상기 PN 반도체층의 제1 면에 오믹 접합된 제1 전극;상기 PN 반도체층의 상기 제1 면과 반대방향을 향하는 제2 면에 쇼트키 접합된 쇼트키 접합층;상기 쇼트키 접합층과 접하도록 형성된 제2 전극; 및상기 쇼트키 접합층과 상기 PN 반도체층 사이에 배치되며 절연성을 갖는 물질로 이루어진 재결합 방지층;을 포함하는 태양 전지.
- 제1 항에 있어서,상기 재결합 방지층은 0.1nm 내지 10nm의 두께를 갖는 태양 전지.
- 제1 항에 있어서,상기 N형 반도체층이 상기 재결합 방지층과 접하도록 배치된 태양 전지.
- 제3 항에 있어서,상기 쇼트키 접합층은 상기 N형 반도체층 보다 더 큰 일함수를 갖는 태양 전지.
- 제1 항에 있어서,상기 P형 반도체층이 상기 재결합 방지층과 접하도록 배치된 태양 전지.
- 제5 항에 있어서,상기 쇼트키 접합층은 상기 P형 반도체층 보다 더 작은 일함수를 갖는 태양 전지.
- 제1 항에 있어서,상기 쇼트키 접합층은 금속으로 이루어진 태양 전지.
- 제1 항에 있어서,상기 쇼트키 접합층은 금속, ITO, ATO, IZO, AZO로 이루어진 군에서 선택되는 어느 하나 이상의 물질로 이루어진 태양 전지.
- 제1 항에 있어서,상기 PN 반도체층은 웨이퍼로 이루어진 태양 전지.
- 제1 항에 있어서,상기 PN 반도체층은 유기물질로 이루어진 태양 전지.
- 제1 항에 있어서,상기 쇼트키 접합층 상에는 반사 방지막이 부착된 태양 전지.
- 제11 항에 있어서,상기 반사 방지막은 SiOx 또는 SiN으로 이루어진 태양 전지.
- 제11 항에 있어서,상기 반사 방지막은 0.1nm 내지 100nm의 두께를 갖는 태양 전지.
- 제1 항에 있어서,상기 제1 전극에는 광투과성 기판이 접하도록 배치되고,상기 PN 반도체층은 P형 반도체층과 N형 반도체층 및 상기 P형 반도체층과 상기 N형 반도체층 사이에 배치된 I(Intrinsic)형 반도체층을 갖는 박막 형태로 이루어진 태양 전지.
- P형 반도체층과 N형 반도체층을 갖는 PN 반도체층;상기 PN 반도체층의 제1 면에 오믹 접합된 제1 전극;상기 PN 반도체층의 상기 제1 면과 반대방향을 향하는 제2 면에 쇼트키 접합된 쇼트키 접합층;상기 PN 반도체층의 상기 제2 면에 오믹 접합되며, 상기 쇼트키 접합층과 나란하게 배치된 오믹 금속층;상기 쇼트키 접합층 상에 형성된 제1 전면 전극;상기 오믹 금속층 상에 형성된 제2 전면 전극;상기 제2 전면 전극과 상기 제1 전극을 전기적으로 연결하는 제1 배선; 및상기 제1 전면 전극과 상기 제1 전극을 전기적으로 연결하는 제2 배선;을 포함하는 태양 전지.
- P형 반도체층과 N형 반도체층을 갖는 PN 반도체층;상기 PN 반도체층의 제1 면에 오믹 접합된 제1 오믹 금속층;상기 PN 반도체층의 상기 제1 면에 쇼트키 접합된 제1 쇼트키 접합층;상기 PN 반도체층의 제1 면과 반대방향을 향하는 제2 면에 오믹 접합된 제2 오믹 금속층;상기 PN 반도체층의 상기 제2 면에 쇼트키 접합된 제2 쇼트키 접합층;상기 제1 쇼트키 접합층 상에 형성된 제1 전면 전극;상기 제1 오믹 금속층 상에 형성된 제2 전면 전극;상기 제1 전면 전극과 상기 제2 전면 전극을 전기적으로 연결하는 제1 배선; 및상기 제1 전면 전극과 상기 제2 오믹 금속층을 전기적으로 연결하는 제2 배선;을 포함하는 태양 전지.
- 제16 항에 있어서,상기 제1 쇼트키 접합층은 상기 제2 오믹 금속층과 상하 방향으로 대응되는 위치에 배치되고, 상기 제1 오믹 금속층은 상기 제2 쇼트키 접합층과 상하 방향으로 대응되는 위치에 배치되며, 제2 쇼트키 접합층과 제2 오믹 금속층이 맞닿도록 배치된 태양 전지.
- P형 반도체층과 N형 반도체층을 갖는 PN 반도체층;상기 PN 반도체층의 제1 면에 오믹 접합된 제1 오믹 금속층;상기 PN 반도체층의 상기 제1 면에 쇼트키 접합된 제1 쇼트키 접합층;상기 PN 반도체층의 제1 면과 반대방향을 향하는 제2 면에 오믹 접합된 제2 오믹 금속층;상기 PN 반도체층의 상기 제2 면에 쇼트키 접합된 제2 쇼트키 접합층;상기 제1 쇼트키 접합층 상에 형성된 제1 전면 전극;상기 제1 오믹 금속층 상에 형성된 제2 전면 전극;상기 제1 전면 전극과 상기 제2 쇼트키 접합층을 전기적으로 연결하는 제1 배선; 및상기 제2 전면 전극과 상기 제2 오믹 금속층을 전기적으로 연결하는 제2 배선;을 포함하는 태양 전지.
- 제18 항에 있어서,상기 제1 쇼트키 접합층은 상기 제2 오믹 금속층과 상하 방향으로 대응되는 위치에 배치되고, 상기 제1 오믹 금속층은 상기 제2 쇼트키 접합층과 상하 방향으로 대응되는 위치에 배치되며, 제2 쇼트키 접합층과 제2 오믹 금속층이 이격 배치된 태양 전지.
- 광투과성 기판;상기 광투과성 기판 상에 형성되며, P형 반도체층과 N형 반도체층을 포함하는 PN 반도체층;상기 PN 반도체층의 제1 면에 쇼트키 접합된 제1 쇼트키 접합층;상기 PN 반도체층의 상기 제1 면과 반대방향을 향하는 제2 면에 쇼트키 접합되며, 상기 광투과성 기판과 상기 PN 반도체층 사이에 배치된 제2 쇼트키 접합층;상기 제1 쇼트키 접합층 상에 형성된 전극;상기 제1 쇼트키 접합층과 상기 PN 반도체층 사이에 배치되며 절연성을 갖는 물질로 이루어진 제1 재결합 방지층; 및상기 제2 쇼트키 접합층과 상기 PN 반도체층 사이에 배치되며 절연성을 갖는 물질로 이루어진 제2 재결합 방지층;을 포함하는 태양 전지.
- 제20 항에 있어서,상기 제1 쇼트키 접합층은 상기 N형 반도체층보다 일함수가 더 큰 물질로 이루어져서 상기 N형 반도체층에 쇼트키 접합되고, 상기 제2 쇼트키 접합층은 상기 P형 반도체층보다 일함수가 더 작은 물질로 이루어져서 상기 P형 반도체층에 쇼트키 접합된 태양 전지.
- 제20 항에 있어서,상기 제1 쇼트키 접합층은 상기 P형 반도체층보다 일함수가 더 작은 물질로 이루어져서 상기 P형 반도체층에 쇼트키 접합되고, 상기 제2 쇼트키 접합층은 상기 N형 반도체층보다 일함수가 더 큰 물질로 이루어져서 상기 N형 반도체층에 쇼트키 접합된 태양 전지.
- P형 반도체층과 N형 반도체층을 갖는 PN 반도체층을 마련하는 PN 반도체층 준비 단계;상기 PN 반도체층 상에 절연성을 갖는 재결합 방지층을 형성하는 재결합 방지층 형성 단계;상기 PN 반도체층에 쇼트키 접합된 금속층을 형성하는 쇼트키 접합층 형성 단계; 및상기 쇼트키 접합층 상에 도전성을 갖는 전면 전극을 형성하는 전면 전극 형성 단계;를 포함하는 태양 전지의 제조 방법.
- 제23 항에 있어서,상기 PN 반도체층 형성 단계는웨이퍼를 도핑하여 N형 반도체층을 형성하는 웨이퍼 도핑 단계와 PN 반도체층의 배면에 제1 전극을 형성하는 제1 전극 형성 단계를 포함하는 태양 전지의 제조 방법.
- 제23 항에 있어서,PN 반도체층 준비 단계는 N형 반도체층의 페르미 준위를 증가시키는 페르미 준위 조절 단계를 더 포함하는 태양 전지의 제조 방법.
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DE112011101267T DE112011101267T5 (de) | 2010-04-06 | 2011-02-15 | Mehrlagige Photovoltaikzelle mit P/N- und Schottky-Übergang und Verfahren zu deren Herstellung |
JP2013502448A JP5420109B2 (ja) | 2010-04-06 | 2011-02-15 | Pn接合およびショットキー接合を有する多重太陽電池およびその製造方法 |
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KR101520804B1 (ko) * | 2013-01-30 | 2015-05-15 | 한국표준과학연구원 | 광대역 파장 흡수 및 에너지변환을 이용한 고효율 태양전지 |
CN103137770B (zh) * | 2013-02-21 | 2015-10-28 | 苏州科技学院 | 一种石墨烯/Si p-n双结太阳能电池及其制备方法 |
KR102387737B1 (ko) * | 2013-11-04 | 2022-04-15 | 콜럼버스 포토볼타익스 엘엘씨 | 태양 전지 |
US10100415B2 (en) * | 2014-03-21 | 2018-10-16 | Hypersolar, Inc. | Multi-junction artificial photosynthetic cell with enhanced photovoltages |
KR20170053556A (ko) | 2015-11-06 | 2017-05-16 | (주)에이피텍 | 태양전지모듈 |
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JPS6057945A (ja) | 1983-09-09 | 1985-04-03 | Fujitsu Ltd | 半導体装置 |
JP2002252358A (ja) * | 2001-02-21 | 2002-09-06 | Kazuhiko Watanabe | 半導体装置を利用した太陽電池 |
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JP5420109B2 (ja) | 2014-02-19 |
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