JP5568564B2 - 基板内に配置されたエミッタを有する光電池およびそのような電池を作成する方法 - Google Patents
基板内に配置されたエミッタを有する光電池およびそのような電池を作成する方法 Download PDFInfo
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 29
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Description
a)一方が他方にほぼ平行である2つの主表面を有する、第1のタイプの伝導性を有する半導体から構成される基板を作成するステップと、
b)止り穴の開口部が、2つの主表面の1つのみに配置されるように、基板内に複数の止り穴を作成するステップと、
c)第1のタイプの伝導性とは反対の第2のタイプの伝導性を有する半導体から構成される材料を止り穴内に充填し、光電池のエミッタを形成するステップとを含む、光電池を作成する方法にも関する。
102 基板
104 基板の前面
106 基板の後面
108 止り穴
110 シリコン
112 第1のコレクタピン
114 第2のコレクタピン
Claims (14)
- 第1のタイプの伝導性を有する半導体から構成され、互いにほぼ平行な2つの主表面(104、106)を有する基板(102)を含む光電池(100)であって、前記基板(102)は、複数の止り穴(108)を含み、前記止り穴の開口部は、前記2つの前記主表面の片方(106)内に配置され、前記止り穴(108)は、前記第1のタイプの伝導性とは反対の第2のタイプの伝導性を有する半導体(110)を充填され、前記光電池(100)のエミッタを形成し、前記基板(102)は、前記光電池(100)のベースを形成し、前記光電池(100)は、前記止り穴(108)の前記開口部を含む前記基板(102)の前記主表面(106)上に、前記光電池(100)の前記エミッタ(110)と接触する、前記第2のタイプの伝導性を有する少なくとも1つの半導体から構成される、第1のコレクタピン(112)と、前記基板(102)と接触し、前記第1のコレクタピン(112)と櫛状構造をなす、前記第1のタイプの伝導性を有する少なくとも1つの半導体から構成される、第2のコレクタピン(114)と、をさらに含み、
前記第1のコレクタピン(112)の半導体中のドーピング原子濃度は、前記エミッタの半導体(110)中のドーピング原子濃度より高く、前記第2のコレクタピン(114)の半導体中のドーピング原子濃度は、前記基板(102)の半導体中のドーピング原子濃度より高い、光電池(100)。 - 各止り穴(108)は、前記基板(102)の前記2つの主表面(104、106)にほぼ直交する対称な中心軸を有する、請求項1に記載の光電池(100)。
- 各止り穴(108)は、前記止り穴(108)の開口部を含む、前記基板(102)の前記主表面(106)を貫通する平面内に、前記止り穴(108)の底面壁の面積よりも大きい面積の断面を含む、請求項1または2に記載の光電池(100)。
- 各止り穴(108)において、前記止り穴の開口部が配置される前記基板(102)の前記主表面(106)を貫通する平面の領域内の前記止り穴(108)の断面の面積と、前記止り穴(108)の底面壁の面積との間の比は、1から3の間である、請求項3に記載の光電池(100)。
- 各止り穴(108)は、ほぼ円錐台またはオージブ形状を有する、請求項1から4のいずれか一項に記載の光電池(100)。
- 各止り穴(108)は、前記基板(102)の前記主表面(104、106)の1つに平行な平面内に、多角形形状の断面を含む、請求項1から5のいずれか一項に記載の光電池(100)。
- 前記基板(102)の前記主表面(104、106)の少なくとも1つは、構造化される、請求項1から6のいずれか一項に記載の光電池(100)。
- 前記エミッタの前記第2のタイプの伝導性を有する前記半導体(110)内の1立方センチメートル当りのドーピング原子濃度は、1016から1021の間、または1018から1020の間であり、前記基板(102)の前記第1のタイプの伝導性を有する前記半導体内の1立方センチメートル当りのドーピング原子濃度は、1015から1018の間、または1016から1017の間である、請求項1から7のいずれか一項に記載の光電池(100)。
- 前記基板(102)の厚さは、300μm未満であり、各止り穴(108)の深さは、前記基板(102)の厚さの半分よりも大きい請求項1から8のいずれか一項に記載の光電池(100)。
- 前記第2のコレクタピン(114)の前記第1のタイプの伝導性を有し、前記第1のコレクタピン(112)の前記第2のタイプの伝導性を有する半導体内の1立方センチメートル当りのドーピング原子濃度は、1019から1021の間である、請求項1から9のいずれか一項に記載の光電池(100)。
- a)一方が他方にほぼ平行である2つの主表面(104、106)を有する、第1のタイプの伝導性を有する半導体から構成される基板(102)を作成するステップと、
b)前記止り穴(108)の開口部が、2つの前記主表面の1つ(106)のみに配置されるように、前記基板(102)内に複数の止り穴(108)を作成するステップと、
c)前記第1のタイプの伝導性とは反対の第2のタイプの伝導性を有する半導体から構成される材料を前記止り穴(108)内に充填し、光電池(100)のエミッタ(110)を形成するステップとを少なくとも含む、光電池(100)を作成する方法であって、
充填のステップc)は、前記止り穴(108)の前記開口部が配置される前記基板(102)の前記主表面(106)上に、前記止り穴(108)の前記開口部を有する前記基板(102)の前記表面(106)に配置される第1のマスクを通して、前記電池(100)の前記エミッタ(110)と接触する、前記第2のタイプの伝導性を有する少なくとも1つの半導体から構成される、第1のコレクタピン(112)を作成することもでき、ステップc)の後、前記第1のマスクを取り外すステップと、前記止り穴(108)の開口部が配置される前記基板(102)の前記表面(106)に配置される第2のマスクを通して注入することによって、前記基板(102)と接触し、前記第1のコレクタピン(112)と櫛状構造をなす、前記第1のタイプの伝導性を有する少なくとも1つの半導体から構成される第2のコレクタピン(114)を作成するステップとをさらに含み、前記第1のコレクタピン(112)の半導体中のドーピング原子濃度は、前記エミッタの半導体(110)中のドーピング原子濃度より高く、前記第2のコレクタピン(114)の半導体中のドーピング原子濃度は、前記基板(102)の半導体中のドーピング原子濃度より高い、光電池(100)を作成する方法。 - ステップa)は、第1のタイプの伝導性を有する半導体から構成される材料をモールド内に注入することによって実施される、請求項11に記載の方法。
- 前記基板(102)、および/または前記エミッタ(110)、および/または前記コレクタピン(112、114)は、半導体およびポリマー粉末から構成される材料の混合物より作成され、前記方法は、充填のステップc)の後、300℃から600℃の間の温度で、12時間から36時間の間の継続時間にわたって実施される混合物のデバインドステップと、1000℃から1350℃の間の温度で、1時間から8時間の間の継続時間にわたって達成される、デバインド後に得られる粉末のフリッティングステップとをさらに含む、請求項11または12に記載の方法。
- 前記デバインドステップおよび/または前記フリッティングステップは、還元雰囲気において実施される、請求項13に記載の方法。
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Application Number | Priority Date | Filing Date | Title |
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FR0857926A FR2938972B1 (fr) | 2008-11-21 | 2008-11-21 | Cellule photovoltaique a emetteur distribue dans un substrat et procede de realisation d'une telle cellule |
FR0857926 | 2008-11-21 | ||
PCT/EP2009/065521 WO2010057964A1 (fr) | 2008-11-21 | 2009-11-20 | Cellule photovoltaique a emetteur distribue dans un substrat et procede de realisation d'une telle cellule |
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JP2012509584A JP2012509584A (ja) | 2012-04-19 |
JP5568564B2 true JP5568564B2 (ja) | 2014-08-06 |
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US (1) | US20110220193A1 (ja) |
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KR (1) | KR101561427B1 (ja) |
CN (1) | CN102224597B (ja) |
ES (1) | ES2400989T3 (ja) |
FR (1) | FR2938972B1 (ja) |
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FR2959599B1 (fr) | 2010-04-28 | 2013-12-20 | Commissariat Energie Atomique | Dispositif et procede de texturation mecanique d'une plaquette de silicium destinee a constituer une cellule photovoltaique, plaquette de silicium obtenue |
KR101241015B1 (ko) * | 2011-09-01 | 2013-03-11 | 현대자동차주식회사 | 집전극을 갖는 염료감응 태양전지 |
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US4838952A (en) * | 1988-04-29 | 1989-06-13 | Spectrolab, Inc. | Controlled reflectance solar cell |
JPH11330517A (ja) * | 1998-05-12 | 1999-11-30 | Hitachi Cable Ltd | 太陽電池,及び太陽電池モジュール |
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DE10142481A1 (de) * | 2001-08-31 | 2003-03-27 | Rudolf Hezel | Solarzelle sowie Verfahren zur Herstellung einer solchen |
US6613974B2 (en) * | 2001-12-21 | 2003-09-02 | Micrel, Incorporated | Tandem Si-Ge solar cell with improved conversion efficiency |
US7253017B1 (en) * | 2002-06-22 | 2007-08-07 | Nanosolar, Inc. | Molding technique for fabrication of optoelectronic devices |
US20040025932A1 (en) * | 2002-08-12 | 2004-02-12 | John Husher | Variegated, high efficiency solar cell and method for making same |
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JP2005064246A (ja) * | 2003-08-12 | 2005-03-10 | Canon Inc | 光電変換素子、その製造方法および太陽電池 |
JP4583025B2 (ja) * | 2003-12-18 | 2010-11-17 | Jx日鉱日石エネルギー株式会社 | ナノアレイ電極の製造方法およびそれを用いた光電変換素子 |
JP2005310830A (ja) * | 2004-04-16 | 2005-11-04 | Sharp Corp | 太陽電池および太陽電池の製造方法 |
EP1810346A2 (en) * | 2004-10-25 | 2007-07-25 | The University Of Rochester | Methods of making energy conversion devices with substantially contiguous depletion regions |
EP1955363A4 (en) * | 2005-11-24 | 2010-01-06 | Newsouth Innovations Pty Ltd | SCREEN PRINTING METAL CONTACT STRUCTURE WITH SMALL SURFACE CONTENT AND METHOD |
US20090038669A1 (en) * | 2006-09-20 | 2009-02-12 | Translucent Photonics, Inc. | Thin Film Solar Cell III |
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FR2959599B1 (fr) * | 2010-04-28 | 2013-12-20 | Commissariat Energie Atomique | Dispositif et procede de texturation mecanique d'une plaquette de silicium destinee a constituer une cellule photovoltaique, plaquette de silicium obtenue |
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2008
- 2008-11-21 FR FR0857926A patent/FR2938972B1/fr not_active Expired - Fee Related
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2009
- 2009-11-20 CN CN200980146434XA patent/CN102224597B/zh not_active Expired - Fee Related
- 2009-11-20 WO PCT/EP2009/065521 patent/WO2010057964A1/fr active Application Filing
- 2009-11-20 PL PL09756307T patent/PL2351095T3/pl unknown
- 2009-11-20 EP EP09756307A patent/EP2351095B1/fr not_active Not-in-force
- 2009-11-20 US US13/129,582 patent/US20110220193A1/en not_active Abandoned
- 2009-11-20 KR KR1020117013239A patent/KR101561427B1/ko not_active IP Right Cessation
- 2009-11-20 JP JP2011536871A patent/JP5568564B2/ja not_active Expired - Fee Related
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PL2351095T3 (pl) | 2013-05-31 |
FR2938972B1 (fr) | 2011-04-29 |
EP2351095A1 (fr) | 2011-08-03 |
US20110220193A1 (en) | 2011-09-15 |
KR20110084985A (ko) | 2011-07-26 |
KR101561427B1 (ko) | 2015-10-19 |
ES2400989T3 (es) | 2013-04-16 |
JP2012509584A (ja) | 2012-04-19 |
EP2351095B1 (fr) | 2012-12-05 |
WO2010057964A1 (fr) | 2010-05-27 |
CN102224597B (zh) | 2013-08-14 |
CN102224597A (zh) | 2011-10-19 |
FR2938972A1 (fr) | 2010-05-28 |
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