JP5894379B2 - 光電変換装置 - Google Patents
光電変換装置 Download PDFInfo
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- JP5894379B2 JP5894379B2 JP2011130937A JP2011130937A JP5894379B2 JP 5894379 B2 JP5894379 B2 JP 5894379B2 JP 2011130937 A JP2011130937 A JP 2011130937A JP 2011130937 A JP2011130937 A JP 2011130937A JP 5894379 B2 JP5894379 B2 JP 5894379B2
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- H—ELECTRICITY
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- H10F10/00—Individual photovoltaic cells, e.g. solar cells
- H10F10/10—Individual photovoltaic cells, e.g. solar cells having potential barriers
- H10F10/17—Photovoltaic cells having only PIN junction potential barriers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F10/00—Individual photovoltaic cells, e.g. solar cells
- H10F10/10—Individual photovoltaic cells, e.g. solar cells having potential barriers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F10/00—Individual photovoltaic cells, e.g. solar cells
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F10/00—Individual photovoltaic cells, e.g. solar cells
- H10F10/10—Individual photovoltaic cells, e.g. solar cells having potential barriers
- H10F10/14—Photovoltaic cells having only PN homojunction potential barriers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F10/00—Individual photovoltaic cells, e.g. solar cells
- H10F10/10—Individual photovoltaic cells, e.g. solar cells having potential barriers
- H10F10/19—Photovoltaic cells having multiple potential barriers of different types, e.g. tandem cells having both PN and PIN junctions
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
- H10F71/121—The active layers comprising only Group IV materials
- H10F71/1221—The active layers comprising only Group IV materials comprising polycrystalline silicon
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/10—Semiconductor bodies
- H10F77/14—Shape of semiconductor bodies; Shapes, relative sizes or dispositions of semiconductor regions within semiconductor bodies
- H10F77/148—Shapes of potential barriers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/20—Electrodes
- H10F77/206—Electrodes for devices having potential barriers
- H10F77/211—Electrodes for devices having potential barriers for photovoltaic cells
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/70—Surface textures, e.g. pyramid structures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/546—Polycrystalline silicon PV cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/547—Monocrystalline silicon PV cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/548—Amorphous silicon PV cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Photovoltaic Devices (AREA)
- Chemical Vapour Deposition (AREA)
Description
本実施の形態では、本発明の一態様である光電変換装置の構造について、図1乃至図5を用いて説明する。
本実施の形態では、実施の形態1と比較して、第2の導電層及び混合層の大きさが異なる光電変換装置について、図7及び図8を用いて説明する。
本実施の形態では、実施の形態1と比較して、欠陥の少ない光電変換層の作製方法について、説明する。
本実施の形態では、光電変換層を複数積層する、いわゆるタンデム構造の光電変換装置の構造について、図9を用いて説明する。なお、本実施の形態では、二つの光電変換層を積層する場合について説明するが、三つ以上の光電変換層を有する積層構造としてもよい。また、以下においては、光入射側の前方光電変換層をトップセルと、後方光電変換層をボトムセルと呼ぶことがある。
103 電極
104 導電層
105 導電層
105a 導電層
105b 混合層
106 光電変換層
107 結晶性半導体領域
107a 結晶性半導体領域
107b ウィスカー
108 結晶性半導体領域
108a 結晶性半導体領域
108b ウィスカー
109 結晶性半導体領域
110 結晶性半導体領域
110a 結晶性半導体領域
110b ウィスカー
111 結晶性半導体領域
112 結晶性半導体領域
113 絶縁層
115 補助電極
117 グリッド電極
120 光電変換層
121 半導体領域
123 半導体領域
125 半導体領域
137 結晶性半導体領域
141 結晶性半導体領域
147 絶縁層
151a 導電層
151b 混合層
153a 導電層
153b 混合層
155a 導電層
155b 混合層
Claims (6)
- 第1の導電層と、前記第1の導電層上に接して設けられた複数の第2の導電層と、を有する電極と、
前記複数の第2の導電層の各々の上に設けられた混合層と、
前記第1の導電層上及び前記混合層上の、第1の導電型を有する第1の結晶性半導体領域と、
前記第1の結晶性半導体領域上の、第1の導電型とは逆の第2の導電型を有する第2の結晶性半導体領域と、を有し、
前記第1の結晶性半導体領域は、第1の導電型を有する結晶性半導体で形成された複数のウィスカーを有することにより凹凸状の表面を有し、
前記第2の結晶性半導体領域は、前記凹凸状の表面を被覆するように設けられており、
前記第1の結晶性半導体領域及び前記第2の結晶性半導体領域は、シリコンを有し、
前記複数の第2の導電層の各々は、シリコンと反応してシリサイドを形成することができる金属元素を有し、
前記混合層は、前記金属元素を含むシリサイドを有することを特徴とする光電変換装置。
- 請求項1において、
前記第1の結晶性半導体領域と前記第2の結晶性半導体領域との間に、第3の結晶性半導体領域を有し、
前記第1の結晶性半導体領域と前記第3の結晶性半導体領域との界面は、凹凸状であることを特徴とする光電変換装置。 - 請求項1又は2において、
前記複数のウィスカーのうち少なくとも一つのウィスカーが、前記第2の導電層と重なる領域を有することを特徴とする光電変換装置。 - 請求項1乃至3のいずれか一項において、
前記複数のウィスカーの軸の方向は、不揃いであることを特徴とする光電変換装置。 - 請求項1乃至3のいずれか一項において、
前記複数のウィスカーの軸の方向は、前記第1の導電層の略法線方向であることを特徴とする光電変換装置。 - 請求項1乃至5のいずれか一項において、
前記第2の導電層の形状は、錐体、多面体、柱状、又は錐台であることを特徴とする光電変換装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011130937A JP5894379B2 (ja) | 2010-06-18 | 2011-06-13 | 光電変換装置 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010139997 | 2010-06-18 | ||
JP2010139997 | 2010-06-18 | ||
JP2011130937A JP5894379B2 (ja) | 2010-06-18 | 2011-06-13 | 光電変換装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2012023344A JP2012023344A (ja) | 2012-02-02 |
JP2012023344A5 JP2012023344A5 (ja) | 2014-07-24 |
JP5894379B2 true JP5894379B2 (ja) | 2016-03-30 |
Family
ID=45327588
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011130937A Expired - Fee Related JP5894379B2 (ja) | 2010-06-18 | 2011-06-13 | 光電変換装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20110308589A1 (ja) |
JP (1) | JP5894379B2 (ja) |
KR (1) | KR20110138183A (ja) |
TW (1) | TWI520355B (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9076909B2 (en) | 2010-06-18 | 2015-07-07 | Semiconductor Energy Laboratory Co., Ltd. | Photoelectric conversion device and method for manufacturing the same |
US8569098B2 (en) | 2010-06-18 | 2013-10-29 | Semiconductor Energy Laboratory Co., Ltd. | Method for manufacturing photoelectric conversion device |
WO2011158722A1 (en) | 2010-06-18 | 2011-12-22 | Semiconductor Energy Laboratory Co., Ltd. | Photoelectric conversion device and manufacturing method thereof |
US9112086B2 (en) | 2011-11-10 | 2015-08-18 | Semiconductor Energy Laboratory Co., Ltd. | Photoelectric conversion device |
JP6108858B2 (ja) | 2012-02-17 | 2017-04-05 | 株式会社半導体エネルギー研究所 | p型半導体材料および半導体装置 |
KR20150006263A (ko) * | 2013-07-08 | 2015-01-16 | 한국전자통신연구원 | 전자소자 및 그 제조방법 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3876021B2 (ja) * | 1995-08-22 | 2007-01-31 | 松下電器産業株式会社 | シリコン構造体、その製造方法及びその製造装置、並びにシリコン構造体を用いた太陽電池 |
ATE324662T1 (de) * | 1999-08-04 | 2006-05-15 | Fuji Photo Film Co Ltd | Elektrolytzusammensetzung und photolektrochemische zelle |
JP4480525B2 (ja) * | 2003-09-12 | 2010-06-16 | 三洋電機株式会社 | 光起電力装置 |
JP2006133617A (ja) * | 2004-11-08 | 2006-05-25 | Matsushita Electric Ind Co Ltd | 反射防止構造体を有する部材およびその製造方法 |
US7208783B2 (en) * | 2004-11-09 | 2007-04-24 | Micron Technology, Inc. | Optical enhancement of integrated circuit photodetectors |
US20080092947A1 (en) * | 2006-10-24 | 2008-04-24 | Applied Materials, Inc. | Pulse plating of a low stress film on a solar cell substrate |
WO2009067483A1 (en) * | 2007-11-19 | 2009-05-28 | Applied Materials, Inc. | Solar cell contact formation process using a patterned etchant material |
US20090162966A1 (en) * | 2007-12-21 | 2009-06-25 | The Woodside Group Pte Ltd | Structure and method of formation of a solar cell |
US7947523B2 (en) * | 2008-04-25 | 2011-05-24 | Semiconductor Energy Laboratory Co., Ltd. | Method for manufacturing photoelectric conversion device |
US20090293954A1 (en) * | 2008-05-30 | 2009-12-03 | Semiconductor Energy Laboratory Co., Ltd. | Photoelectric Conversion Device And Method For Manufacturing The Same |
WO2010126519A1 (en) * | 2009-04-30 | 2010-11-04 | Hewlett-Packard Development Company | Photonic device and method of making same |
US8461451B2 (en) * | 2009-06-11 | 2013-06-11 | Sharp Kabushiki Kaisha | Vertical junction tandem/multi-junction PV device |
-
2011
- 2011-06-13 JP JP2011130937A patent/JP5894379B2/ja not_active Expired - Fee Related
- 2011-06-14 US US13/159,900 patent/US20110308589A1/en not_active Abandoned
- 2011-06-15 TW TW100120888A patent/TWI520355B/zh not_active IP Right Cessation
- 2011-06-17 KR KR1020110058840A patent/KR20110138183A/ko not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
JP2012023344A (ja) | 2012-02-02 |
US20110308589A1 (en) | 2011-12-22 |
TWI520355B (zh) | 2016-02-01 |
KR20110138183A (ko) | 2011-12-26 |
TW201208088A (en) | 2012-02-16 |
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