JP5792523B2 - 光電変換装置の作製方法 - Google Patents
光電変換装置の作製方法 Download PDFInfo
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- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/24—Deposition of silicon only
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- H—ELECTRICITY
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- 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
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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
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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
- H10F10/146—Back-junction photovoltaic cells, e.g. having interdigitated base-emitter regions on the back side
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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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
- H10F77/30—Coatings
- H10F77/306—Coatings for devices having potential barriers
- H10F77/311—Coatings for devices having potential barriers for photovoltaic cells
- H10F77/315—Coatings for devices having potential barriers for photovoltaic cells the coatings being antireflective or having enhancing optical properties
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/40—Optical elements or arrangements
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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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- 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
- H10F77/703—Surface textures, e.g. pyramid structures of the semiconductor bodies, e.g. textured active layers
-
- 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
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- Sustainable Energy (AREA)
- Silicon Compounds (AREA)
- Chemical Vapour Deposition (AREA)
Description
本実施の形態では、光電変換装置の構造の一例を説明する。
本実施の形態では、光電変換装置の作製方法の一例を説明する。
本実施の形態では、光電変換装置の作製方法について、実施の形態2と異なる一例を説明する。
103 金属層
104 n+領域
106 p+領域
107 絶縁膜
108 絶縁膜
110 電極
112 電極
114 ウィスカー群
114a 結晶性半導体領域
114b 結晶性半導体領域
114c 突起
114d 領域
116 金属層
124a 突起
124b 突起
150 入射光
Claims (3)
- 半導体基板と、
前記半導体基板の表面に設けられた結晶性半導体でなるウィスカー群と、
前記半導体基板の裏面に設けられたn+領域及びp+領域と、
前記n+領域に電気的に接続された第1の電極と、
前記p+領域に電気的に接続された第2の電極と、
を有する光電変換装置の作製方法であって、
前記半導体基板の裏面に前記n + 領域及び前記p + 領域を形成し、
前記n + 領域及び前記p + 領域を形成した後、前記n + 領域、前記p + 領域及び前記半導体基板の裏面を第1の絶縁膜で覆い、
前記半導体基板の裏面が前記第1の絶縁膜で覆われた状態で、前記半導体基板の表面に、低圧化学的気相堆積法により、580℃以上650℃未満の温度で、シリコンを含む原料ガスを用いて、前記ウィスカー群を形成し、
前記ウィスカー群を形成した後、前記第1の絶縁膜を除去し、
前記n + 領域に電気的に接続する前記第1の電極と、前記p + 領域に電気的に接続する前記第2の電極とを形成することを特徴とする光電変換装置の作製方法。 - 半導体基板と、
前記半導体基板の表面に設けられた結晶性半導体でなるウィスカー群と、
前記半導体基板の裏面に設けられたn+領域及びp+領域と、
前記n+領域に電気的に接続する第1の電極と、
前記p+領域に電気的に接続する第2の電極と、
前記半導体基板の裏面に設けられた第2の絶縁膜と、を有し、
前記第1の電極は、前記第2の絶縁膜に形成されたコンタクトホールを介して、前記n+領域に電気的に接続されており、
前記第2の電極は、前記第2の絶縁膜に形成されたコンタクトホールを介して、前記p+領域に電気的に接続されている光電変換装置の作製方法であって、
前記半導体基板の裏面に前記n + 領域及び前記p + 領域を形成し、
前記n + 領域及び前記p + 領域を形成した後、前記n + 領域、前記p + 領域及び前記半導体基板の裏面を第1の絶縁膜で覆い、
前記半導体基板の裏面が前記第1の絶縁膜で覆われた状態で、前記半導体基板の表面に、低圧化学的気相堆積法により、580℃以上650℃未満の温度で、シリコンを含む原料ガスを用いて、前記ウィスカー群を形成し、
前記ウィスカー群を形成した後、前記第1の絶縁膜を除去し、
前記半導体基板の裏面に、前記n + 領域及び前記p + 領域を露出させるコンタクトホールを有する第2の絶縁膜を形成し、
前記コンタクトホールを介して、前記n + 領域に電気的に接続する前記第1の電極と、前記p + 領域に電気的に接続する前記第2の電極とを形成することを特徴とする光電変換装置の作製方法。 - 請求項1又は請求項2において、
前記n+領域は、前記半導体基板の裏面にn型を付与する不純物元素が添加された領域であり、
前記p+領域は、前記半導体基板の裏面にp型を付与する不純物元素が添加された領域であることを特徴とする光電変換装置の作製方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2011132813A JP5792523B2 (ja) | 2010-06-18 | 2011-06-15 | 光電変換装置の作製方法 |
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JP2010139799 | 2010-06-18 | ||
JP2010139799 | 2010-06-18 | ||
JP2011132813A JP5792523B2 (ja) | 2010-06-18 | 2011-06-15 | 光電変換装置の作製方法 |
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JP2012023349A JP2012023349A (ja) | 2012-02-02 |
JP5792523B2 true JP5792523B2 (ja) | 2015-10-14 |
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US (2) | US8816194B2 (ja) |
JP (1) | JP5792523B2 (ja) |
KR (1) | KR20110138173A (ja) |
TW (1) | TWI514599B (ja) |
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KR101275575B1 (ko) * | 2010-10-11 | 2013-06-14 | 엘지전자 주식회사 | 후면전극형 태양전지 및 이의 제조 방법 |
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- 2011-06-16 US US13/161,947 patent/US8816194B2/en not_active Expired - Fee Related
- 2011-06-16 KR KR1020110058281A patent/KR20110138173A/ko active Search and Examination
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KR20110138173A (ko) | 2011-12-26 |
US9099579B2 (en) | 2015-08-04 |
TWI514599B (zh) | 2015-12-21 |
US8816194B2 (en) | 2014-08-26 |
TW201212255A (en) | 2012-03-16 |
US20140326307A1 (en) | 2014-11-06 |
JP2012023349A (ja) | 2012-02-02 |
US20110308591A1 (en) | 2011-12-22 |
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