KR102024978B1 - 유무기 복합 태양전지 - Google Patents
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Abstract
Description
도 2는 본 명세서의 비교예에 따른 유-무기 복합 태양전지의 구조를 예시한 것이다.
도 3은 본 명세서의 실시예 1 및 비교예 1에서 제조된 유-무기 복합 태양전지의 제조 직후를 나타낸 것이다.
도 4는 본 명세서의 실시예 1 및 비교예 1에서 제조된 유-무기 복합 태양전지의 20시간 후를 나타낸 것이다.
도 5는 본 명세서의 실시예 1 및 비교예 1에서 제조된 유-무기 복합 태양전지의 50시간 후를 나타낸 것이다.
도 6은 본 명세서의 실시상태에서 제조된 유-무기 복합 태양전지의 보관시간에 따른 광효율 저하 수준을 나타낸 것이다.
| 시간 | PCE (%) |
Jsc (mA/cm2) | Voc (V) |
FF (%) |
|
| 실시예 1 | 제조 직후 | 11.5 | 19.0 | 0.91 | 65.3 |
| 50시간 후 | 9.3 | 15.3 | 0.93 | 65.8 | |
| 비교예 1 | 제조 직후 | 10.3 | 15.9 | 1.02 | 63.4 |
| 50시간 후 | 3.2 | 5.85 | 0.097 | 63.9 |
| 수명, LT70 (시간) | |
| 실시예 1 | > 1000 |
| 실시예 2 | > 1000 |
| 비교예 1 | < 100 |
| 비교예 2 | < 200 |
102: 제1 전극
103: 전자수송층
104: 제1 광흡수층
105: 제2 광흡수층
106: 정공수송층
107: 제2 전극
Claims (14)
- 제1 전극;
상기 제1 전극 상에 구비된 제1 광흡수층;
상기 제1 광흡수층 상에 구비된 제2 광흡수층; 및
상기 제2 광흡수층 상에 구비된 제2 전극을 포함하고,
상기 제1 광흡수층 및 제2 광흡수층은 상전이 온도가 서로 상이하며,
상기 제1 광흡수층 및 상기 제2 광흡수층 중 하나는 하기 화학식 1로 표시되는 페로브스카이트 구조의 화합물을 포함하고, 나머지 하나는 하기 화학식 2로 표시되는 페로브스카이트 구조의 화합물을 포함하는 유-무기 복합 태양전지:
[화학식 1]
AMX3
[화학식 2]
ByB'(1-y)M'X'zX''(3-z)
화학식 1 또는 화학식 2에 있어서,
B 및 B'은 서로 상이하며, A, B, B'은 각각 CnH2n+1NH3 +, NH4 +, HC(NH2)2 +, CS+, NF4 +, NCl4 +, PF4 +, PCl4 +, CH3PH3 +, CH3AsH3 +, CH3SbH3 +, PH4 +, AsH4 + 및 SbH4 +에서 선택되는 1가의 양이온이며,
M 및 M'은 Cu2+, Ni2+, Co2+, Fe2+, Mn2+, Cr2+, Pd2+, Cd2+, Ge2+, Sn2+, Pb2+ 및 Yb2+ 에서 선택되는 2가의 금속 이온이고,
X , X'및 X''은 할로겐 이온이며,
n은 1 내지 9의 정수이고,
0<y<1이며,
0<z<3이다. - 청구항 1에 있어서,
상기 화학식 1의 페로브스카이트 구조의 화합물을 포함하는 광흡수층의 상전이 온도는 40 ℃ 이상인 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 화학식 2의 페로브스카이트 구조의 화합물을 포함하는 광흡수층의 상전이 온도는 -40 ℃ 내지 40 ℃인 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 화학식 1의 페로브스카이트 구조의 화합물을 포함하는 광흡수층의 상전이 온도는 화학식 2의 페로브스카이트 구조의 화합물을 포함하는 광흡수층의 상전이 온도보다 높은 것을 특징으로 하는 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 화학식 1의 페로브스카이트 구조의 화합물을 포함하는 광흡수층의 상전이 온도는 화학식 2의 페로브스카이트 구조의 화합물을 포함하는 광흡수층의 상전이 온도보다 10 ℃ 이상 높은 것을 특징으로 하는 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 제1 광흡수층의 두께는 1 nm 내지 100 nm인 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 제2 광흡수층의 두께는 1 nm 내지 600 nm인 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 A는 CnH2n + 1NH3 +이고,
n은 1 내지 9의 정수인 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 B는 CnH2n + 1NH3 +, B'은 HC(NH2)2 +이고,
n은 1 내지 9의 정수인 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 M 및 M'은 Pb2 +인 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 제1 광흡수층은 CnH2n + 1NH3PbI3이고,
상기 제2 광흡수층은 (CnH2n+1NH3)y(HC(NH2)2)(1-y)PbI3이며,
n은 1 내지 9의 정수이고,
0<y<1인 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 제1 광흡수층은 (CnH2n+1NH3)y(HC(NH2)2)(1-y)PbI3이고,
상기 제2 광흡수층은 CnH2n + 1NH3PbI3이며,
n은 1 내지 9의 정수이고,
0<y<1인 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 제1 전극 및 제1 광흡수층 사이에 전자수송층 또는 정공수송층을 더 포함하는 유-무기 복합 태양전지. - 청구항 1에 있어서,
상기 제2 전극 및 제2 광흡수층 사이에 전자수송층 또는 정공수송층을 더 포함하는 유-무기 복합 태양전지.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020160062911A KR102024978B1 (ko) | 2016-05-23 | 2016-05-23 | 유무기 복합 태양전지 |
| EP17803025.0A EP3428988B1 (en) | 2016-05-23 | 2017-05-22 | Organic-inorganic hybrid solar cell |
| PCT/KR2017/005272 WO2017204506A1 (ko) | 2016-05-23 | 2017-05-22 | 유-무기 복합 태양전지 |
| US16/091,443 US11165034B2 (en) | 2016-05-23 | 2017-05-22 | Organic-inorganic hybrid solar cell |
| CN201780023044.8A CN108886097B (zh) | 2016-05-23 | 2017-05-22 | 有机-无机混合太阳能电池 |
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| KR1020160062911A KR102024978B1 (ko) | 2016-05-23 | 2016-05-23 | 유무기 복합 태양전지 |
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| KR20170131995A KR20170131995A (ko) | 2017-12-01 |
| KR102024978B1 true KR102024978B1 (ko) | 2019-09-24 |
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| US (1) | US11165034B2 (ko) |
| EP (1) | EP3428988B1 (ko) |
| KR (1) | KR102024978B1 (ko) |
| CN (1) | CN108886097B (ko) |
| WO (1) | WO2017204506A1 (ko) |
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| US5382787A (en) | 1991-07-09 | 1995-01-17 | Kanegafuchi Chemical Industry Co., Ltd. | Photoconductive material |
| JP5808562B2 (ja) | 2011-04-04 | 2015-11-10 | Tdk株式会社 | 太陽電池、及び太陽電池の製造方法 |
| AU2013365633B2 (en) * | 2012-12-20 | 2017-07-27 | Yissum Research Development Company Of The Hebrew University Of Jerusalem Ltd. | Perovskite schottky type solar cell |
| US20160005547A1 (en) | 2013-01-10 | 2016-01-07 | Korea Research Institute Of Chemical Technology | Inorganic-organic hybrid solar cell having durability and high performance |
| US20170125171A1 (en) | 2014-04-23 | 2017-05-04 | Lg Chem, Ltd. | Organic-inorganic hybrid solar cell |
| WO2015167229A1 (ko) * | 2014-04-28 | 2015-11-05 | 성균관대학교산학협력단 | 페로브스카이트 태양전지 및 그의 제조 방법 |
| KR101666563B1 (ko) * | 2014-04-28 | 2016-10-27 | 성균관대학교산학협력단 | 페로브스카이트 태양전지 및 그의 제조 방법 |
| KR101677798B1 (ko) | 2014-06-13 | 2016-11-18 | 주식회사 엘지화학 | 태양전지 및 이의 제조방법 |
| KR101689161B1 (ko) * | 2014-07-02 | 2016-12-23 | 성균관대학교산학협력단 | 페로브스카이트 태양전지 및 이의 제조 방법 |
| KR101607594B1 (ko) | 2015-02-03 | 2016-03-30 | 한국과학기술연구원 | 전도성 유기 반도체 화합물을 포함하는 유무기 하이브리드 광전변환 소자 및 이의 제조방법 |
| KR101578875B1 (ko) * | 2015-02-06 | 2015-12-18 | 포항공과대학교 산학협력단 | 자기조직된 유전체를 포함하는 태양전지 및 그의 제조방법 |
| CN105576127B (zh) | 2015-12-19 | 2018-08-24 | 淮北师范大学 | 一种多异质结界面钙钛矿太阳能电池及其制备方法 |
| CN105591032A (zh) | 2016-02-03 | 2016-05-18 | 大连理工大学 | 一种钙钛矿光吸收复合层、钙钛矿太阳电池及其制备方法 |
-
2016
- 2016-05-23 KR KR1020160062911A patent/KR102024978B1/ko active Active
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2017
- 2017-05-22 EP EP17803025.0A patent/EP3428988B1/en active Active
- 2017-05-22 CN CN201780023044.8A patent/CN108886097B/zh active Active
- 2017-05-22 US US16/091,443 patent/US11165034B2/en active Active
- 2017-05-22 WO PCT/KR2017/005272 patent/WO2017204506A1/ko not_active Ceased
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|---|---|
| US20190157013A1 (en) | 2019-05-23 |
| EP3428988A1 (en) | 2019-01-16 |
| US11165034B2 (en) | 2021-11-02 |
| CN108886097A (zh) | 2018-11-23 |
| WO2017204506A1 (ko) | 2017-11-30 |
| CN108886097B (zh) | 2022-08-23 |
| EP3428988B1 (en) | 2021-12-22 |
| KR20170131995A (ko) | 2017-12-01 |
| EP3428988A4 (en) | 2019-04-24 |
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