JP2008537345A5 - - Google Patents

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JP2008537345A5
JP2008537345A5 JP2008506918A JP2008506918A JP2008537345A5 JP 2008537345 A5 JP2008537345 A5 JP 2008537345A5 JP 2008506918 A JP2008506918 A JP 2008506918A JP 2008506918 A JP2008506918 A JP 2008506918A JP 2008537345 A5 JP2008537345 A5 JP 2008537345A5
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Prior art keywords
layer
absorber
light
solar cell
heterojunction solar
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JP2008506918A
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JP5237791B2 (ja
JP2008537345A (ja
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Priority claimed from DE102005019225A external-priority patent/DE102005019225B4/de
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Claims (7)

  1. p型又はn型ドーピング結晶半導体材料製のアブソーバー(吸収層)と、前記アブソーバー(吸収層)とは逆にドーピングされたアモルファス半導体材料製のエミッタと、前記アブソーバー(吸収層)と前記エミッタとの間の前記アモルファス半導体材料製の真性(高純度)中間層と、前記アブソーバー(吸収層)の光と同じ方向の面上のカバー層と、少数荷電坦体(キャリア)を反射する表面電界を形成する層列と、並びに、前記アブソーバー(吸収層)の前記光と同じ方向の面上の最小の陰影面を備えた一方のオーミックコンタクト構造と、前記アブソーバー(吸収層)の前記光とは反対方向の面上の他方のオーミックコンタクト構造とを備えた層構造のヘテロ接合太陽電池において、
    反転した幾何形状の層構造(invertierten Schichtstrukturgeometrie)で、エミッタ(EM)は、アブソーバー(吸収層)(AB)の、光とは反対側の下側面(LU)上に設けられており、カバー層(DS)は、アブソーバー(吸収層)(AB)の、光の側の面上に、吸収材料に依存する材料選択により、透明の反射防止膜(ARS)としても、少数荷電坦体(キャリア)を反射する表面電界(FSF)としても形成された、前記アブソーバー(吸収層)(AB)のパッシベーション層(PS)としても形成されており、前記アブソーバー(吸収層)(AB)の、光の側の表面(LO)上のオーミックコンタクト構造(OKS)は、前記透明の反射防止膜(ARS)を透過し、別のオーミックコンタクト構造(UKS)は、大部分、前記アブソーバー(吸収層)(AB)の、前記光とは反対側の下側面(LU)上の前記エミッタ(EM)上に形成されていることを特徴とするヘテロ接合太陽電池。
  2. 透明の反射防止膜(ARS)を貫通するコンタクト構造(OKS)の下側に、アブソーバー(吸収層)(AB)内に荷電坦体(キャリア)を反射する領域(n)が形成されている請求項1記載のヘテロ接合太陽電池。
  3. アブソーバー(吸収層)(AB)は、n型ドーピング結晶シリコン(n c−Si)製であり、エミッタ(EM)は、p型ドーピングアモルファスシリコン(p a−Si:H)製であり、真性(高純度)中間層(IZS)は、非ドーピングアモルファスシリコン(i a−Si:H)製である請求項1又は2記載のヘテロ接合太陽電池。
  4. 透明の反射防止膜(ARS)は、窒化珪素(Si)製である請求項1から3迄の何れか1記載のヘテロ接合太陽電池。
  5. 一方のオーミックコンタクト構造(OKS)は、アブソーバー(吸収層)(AB)の、光の側の表面(LO)上に銀(Ag)製のコンタクトフィンガ又は格子(KG)として形成されており、他方のオーミックコンタクト構造(UKS)は、金(Au)製の平坦な薄金属層(MS)として形成されている請求項1から4迄の何れか1記載のヘテロ接合太陽電池。
  6. アブソーバー(吸収層)(AB)は、自己保持型のウエーハである請求項1から5迄の何れか1記載のヘテロ接合太陽電池。
  7. 太陽電池(SZ)の各層用の薄膜構造及び支持ガラス基板は、アブソーバー(吸収層)(AB)の光とは反対側の下側面(LU)上に設けられている請求項1から6迄の何れか1記載のヘテロ接合太陽電池。
JP2008506918A 2005-04-20 2006-04-11 ヘテロ接合太陽電池 Active JP5237791B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102005019225.4 2005-04-20
DE102005019225A DE102005019225B4 (de) 2005-04-20 2005-04-20 Heterokontaktsolarzelle mit invertierter Schichtstrukturgeometrie
PCT/DE2006/000670 WO2006111138A1 (de) 2005-04-20 2006-04-11 Heterokontaktsolarzelle mit invertierter schichtstrukturgeometrie

Publications (3)

Publication Number Publication Date
JP2008537345A JP2008537345A (ja) 2008-09-11
JP2008537345A5 true JP2008537345A5 (ja) 2009-02-19
JP5237791B2 JP5237791B2 (ja) 2013-07-17

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JP2008506918A Active JP5237791B2 (ja) 2005-04-20 2006-04-11 ヘテロ接合太陽電池

Country Status (14)

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US (1) US20080156370A1 (ja)
EP (1) EP1875517B1 (ja)
JP (1) JP5237791B2 (ja)
KR (1) KR101219926B1 (ja)
CN (1) CN100524840C (ja)
AT (1) ATE475201T1 (ja)
AU (1) AU2006236984A1 (ja)
BR (1) BRPI0607528A2 (ja)
CA (1) CA2605600A1 (ja)
DE (2) DE102005019225B4 (ja)
ES (1) ES2348402T3 (ja)
RU (1) RU2007142656A (ja)
WO (1) WO2006111138A1 (ja)
ZA (1) ZA200709099B (ja)

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