JPWO2016017763A1 - 量子ドット太陽電池 - Google Patents
量子ドット太陽電池 Download PDFInfo
- Publication number
- JPWO2016017763A1 JPWO2016017763A1 JP2016538440A JP2016538440A JPWO2016017763A1 JP WO2016017763 A1 JPWO2016017763 A1 JP WO2016017763A1 JP 2016538440 A JP2016538440 A JP 2016538440A JP 2016538440 A JP2016538440 A JP 2016538440A JP WO2016017763 A1 JPWO2016017763 A1 JP WO2016017763A1
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- Prior art keywords
- quantum dot
- solar cell
- quantum
- quantum dots
- dot layer
- Prior art date
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- 239000002096 quantum dot Substances 0.000 title claims abstract description 316
- 239000002245 particle Substances 0.000 claims abstract description 43
- 230000031700 light absorption Effects 0.000 claims abstract description 35
- 230000001788 irregular Effects 0.000 claims description 9
- 241001455273 Tetrapoda Species 0.000 claims description 7
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- YBNMDCCMCLUHBL-UHFFFAOYSA-N (2,5-dioxopyrrolidin-1-yl) 4-pyren-1-ylbutanoate Chemical compound C=1C=C(C2=C34)C=CC3=CC=CC4=CC=C2C=1CCCC(=O)ON1C(=O)CCC1=O YBNMDCCMCLUHBL-UHFFFAOYSA-N 0.000 claims description 3
- 229910004613 CdTe Inorganic materials 0.000 claims description 3
- UHYPYGJEEGLRJD-UHFFFAOYSA-N cadmium(2+);selenium(2-) Chemical compound [Se-2].[Cd+2] UHYPYGJEEGLRJD-UHFFFAOYSA-N 0.000 claims description 3
- -1 InAS Inorganic materials 0.000 claims description 2
- 230000004323 axial length Effects 0.000 claims 1
- 101100063942 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) dot-1 gene Proteins 0.000 description 19
- 239000004065 semiconductor Substances 0.000 description 19
- 239000000463 material Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 10
- 239000010419 fine particle Substances 0.000 description 9
- 239000011521 glass Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 229910000673 Indium arsenide Inorganic materials 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000000280 densification Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- RPQDHPTXJYYUPQ-UHFFFAOYSA-N indium arsenide Chemical compound [In]#[As] RPQDHPTXJYYUPQ-UHFFFAOYSA-N 0.000 description 3
- 239000011669 selenium Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002070 nanowire Substances 0.000 description 2
- 229910052711 selenium Inorganic materials 0.000 description 2
- 238000004528 spin coating Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 230000005428 wave function Effects 0.000 description 1
Classifications
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- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/902—Specified use of nanostructure
- Y10S977/932—Specified use of nanostructure for electronic or optoelectronic application
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Abstract
Description
3・・・・・・・・・量子ドット層
3A・・・・・・・・第1量子ドット層
3B・・・・・・・・第2量子ドット層
3b・・・・・・・・光の入射面
3c・・・・・・・・光の出射面
5・・・・・・・・・透明導電膜
7・・・・・・・・・ガラス基板
9・・・・・・・・・金属電極
Claims (17)
- 複数の量子ドットを含む量子ドット層を備えている量子ドット太陽電池であって、前記量子ドット層は、前記量子ドットの平均粒径をx、前記量子ドットの標準偏差をσとしたときに、粒径のばらつきを表す指標σ/xが5%以上である第1量子ドット層を有していることを特徴とする量子ドット太陽電池。
- 前記量子ドットの外形形状が、球形状、多面体状、柱状、楕円球状およびテトラポッド状の群から選ばれるいずれか1種であることを特徴とする請求項1に記載の量子ドット太陽電池。
- 前記第1量子ドット層における前記量子ドットは、輪郭の一部が異なる異形量子ドットを含んでいることを特徴とする請求項2に記載の量子ドット太陽電池。
- 前記量子ドットの外形形状が球形状であり、前記異形量子ドットの外形形状が、表面に凹部を有する球形状であることを特徴とする請求項3に記載の量子ドット太陽電池。
- 前記異形量子ドットは、前記凹部の開口における最大長さが異なる異形量子ドットを含んでいることを特徴とする請求項4に記載の量子ドット太陽電池。
- 前記量子ドットの外形形状が多面体状であり、前記異形量子ドットの外形形状が、表面に面積の異なる平坦面を有する多面体状であることを特徴とする請求項3に記載の量子ドット太陽電池。
- 前記異形量子ドットは、前記平坦面の一辺の長さが異なる異形量子ドットを含んでいることを特徴とする請求項6に記載の量子ドット太陽電池。
- 前記量子ドットの外形形状が柱状であり、前記異形量子ドットの外形形状が、軸方向の長さが異なる柱状であることを特徴とする請求項3に記載の量子ドット太陽電池。
- 前記量子ドットの外形形状が楕円球状であり、前記異形量子ドットの外形形状が、長径の異なる楕円球状であることを特徴とする請求項3に記載の量子ドット太陽電池。
- 前記量子ドットの外形形状がテトラポッド状であり、前記異形量子ドットの外形形状が、最大径の異なるテトラポッド状であることを特徴とする請求項3に記載の量子ドット太陽電池。
- 前記第1量子ドット層の前記量子ドットは、表面に凹部を有し、かつ該凹部の開口における最大長さが異なる球形状をした複数の量子ドットからなることを特徴とする請求項1記載の量子ドット太陽電池。
- 前記量子ドットの主成分が、Si、GaAs、InAS、PbS、PbSe、CdSe、CdTe、CuInGeSe、CuInGeS、CuZnGeSeおよびCuZnGeSの群から選ばれる1種であることを特徴とする請求項1乃至11のうちいずれかに記載の量子ドット太陽電池。
- 前記量子ドット層は、前記第1量子ドット層の量子ドットよりも平均粒径xおよび前記指標σ/xの小さい量子ドットを含む第2量子ドット層を備え、該第2量子ドット層が前記第1量子ドット層の光の入射面側に配置されていることを特徴とする請求項1乃至12のうちいずれかに記載の量子ドット太陽電池。
- 前記第2量子ドット層が、前記第1量子ドット層の光の出射面側に配置されていることを特徴とする請求項1乃至13のうちいずれかに記載の量子ドット太陽電池。
- 光吸収係数の曲線に波長の異なる複数のピークが存在することを特徴とする請求項1乃至14のうちいずれかに記載の量子ドット太陽電池。
- 前記指標σ/xが21%以上であることを特徴とする請求項1乃至15のうちいずれかに記載の量子ドット太陽電池。
- 前記指標σ/xが35%以下であることを特徴とする請求項1乃至16のうちいずれかに記載の量子ドット太陽電池。
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PCT/JP2015/071668 WO2016017763A1 (ja) | 2014-07-30 | 2015-07-30 | 量子ドット太陽電池 |
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US11515446B2 (en) * | 2018-03-08 | 2022-11-29 | Sharp Kabushiki Kaisha | Element, electronic device, and method for producing element |
CN109830552B (zh) * | 2019-02-25 | 2021-05-04 | 景德镇陶瓷大学 | 一种用于太阳能电池吸光层的纳米晶薄膜制备方法 |
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- 2015-07-30 WO PCT/JP2015/071668 patent/WO2016017763A1/ja active Application Filing
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US20170213924A1 (en) | 2017-07-27 |
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