JP2019519094A - 電子部品のためのシリコンウェーハ及びその製造方法 - Google Patents
電子部品のためのシリコンウェーハ及びその製造方法 Download PDFInfo
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 132
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 132
- 239000010703 silicon Substances 0.000 title claims abstract description 132
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 70
- 239000002019 doping agent Substances 0.000 claims abstract description 54
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 238000010348 incorporation Methods 0.000 claims abstract description 3
- 230000008569 process Effects 0.000 claims description 31
- 230000007704 transition Effects 0.000 claims description 21
- 239000002800 charge carrier Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 235000012431 wafers Nutrition 0.000 description 62
- 239000007789 gas Substances 0.000 description 18
- 239000004065 semiconductor Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 4
- 239000010409 thin film Substances 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 239000005046 Chlorosilane Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical compound Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012552 review Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004299 exfoliation Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02002—Preparing wafers
- H01L21/02005—Preparing bulk and homogeneous wafers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/02373—Group 14 semiconducting materials
- H01L21/02381—Silicon, silicon germanium, germanium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02524—Group 14 semiconducting materials
- H01L21/02532—Silicon, silicon germanium, germanium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/0257—Doping during depositing
- H01L21/02573—Conductivity type
- H01L21/02576—N-type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/0257—Doping during depositing
- H01L21/02573—Conductivity type
- H01L21/02579—P-type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/0262—Reduction or decomposition of gaseous compounds, e.g. CVD
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/0248—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies
- H01L31/0256—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies characterised by the material
- H01L31/0264—Inorganic materials
- H01L31/028—Inorganic materials including, apart from doping material or other impurities, only elements of Group IV of the Periodic System
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1804—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof comprising only elements of Group IV of the Periodic System
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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
- Y02E10/547—Monocrystalline silicon PV cells
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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
- 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
Abstract
Description
Claims (15)
- キャリア基板(1)上にシリコン層(2)をエピタキシャル成長させる方法ステップ、及び、シリコンウェーハとしての前記シリコン層(2)を前記キャリア基板から剥離する方法ステップを含んでなる、電子部品のためのシリコンウェーハの製造方法であって、
前記エピタキシャル成長の間に少なくとも一つのpドーパント及び少なくとも一つのnドーパントが前記シリコン層(2)に組み込まれるように構成された方法において、
前記シリコン層(2)への前記ドーパントの組込みが、前記シリコン層(2)がそれぞれ1×1013cm−3を上回る電気的活性pドーピング及び電気的活性nドーピングを有して形成されるようにして行われることを特徴とする方法。 - 前記シリコン層(2)は、当該シリコンウェーハが1Ωcmを上回る、好ましくは5Ωcmを上回る、特に20Ωcmを上回る層抵抗を有するように電気的活性正味ドーピングを有するように形成されている、及び/又は、前記シリコンウェーハは、少なくとも1×1014cm−3、特に、1×1014cm−3、から1×1016cm−3の範囲、好ましくは、5×1014cm−3から1×1015cm−3の範囲の電気的活性正味ドーピングを有するようにして形成されることを特徴とする、請求項1に記載の方法。
- 前記シリコン層(2)は、厚さ方向において基本的に一定の電気的活性正味ドーピングを有して形成されることを特徴とする、請求項1又は2のいずれか一項に記載の方法。
- 前記シリコン層(2)は、それぞれ5×1014cm−3、好ましくは1×1015cm−3、特に5×1015cm−3、を上回る前記pドーピング及び前記nドーピングの電気的活性濃度を有して形成されることを特徴とする、請求項1から3のいずれか一項に記載の方法。
- 前記エピタキシャルに組み込まれたシリコン層(2)は、少なくとも50μm、特に、少なくとも100μmの厚さを有することを特徴とする、請求項1から4のいずれか一項に記載の方法。
- 前記シリコン層(2)をエピタキシャル成長させるために、前記nドーパント、前記pドーパント及びシリコンを含んだガスが同時にプロセスチャンバ(3)内に導入されることを特徴とする、請求項1から5のいずれか一項に記載の方法。
- 少なくとも一つのpドーパントによるpドーピング及び少なくとも一つのnドーパントによるnドーピングを有する、電子部品を製造するためのシリコンウェーハであって、
前記pドーピング及び前記nドーピングの電気的活性濃度が、それぞれ1×1014cm−3を上回っていることを特徴とするシリコンウェーハ。 - 前記シリコンウェーハは、当該シリコンウェーハが1Ωcmを上回る、好ましくは5Ωcmを上回る、特に20Ωcmを上回る層抵抗を有するように電気的活性正味ドーピングを有する、及び/又は、
当該シリコンウェーハは、少なくとも5×1014cm−3、特に、5×1014cm−3から1×1016cm−3の範囲、好ましくは5×1014cm−3から5×1015cm−3の範囲の電気的活性正味ドーピングを有することを特徴とする、請求項7に記載のシリコンウェーハ。 - 前記シリコンウェーハは、厚さ方向において基本的に一定の電気的活性正味ドーピングを有することを特徴とする、請求項7又は8のいずれか一項に記載のシリコンウェーハ。
- 前記シリコンウェーハは、厚さ方向において階段状の推移又は直線状の推移を有する電気的活性正味ドーピングを有することを特徴とする、請求項7又は8のいずれか一項に記載のシリコンウェーハ。
- 前記電気的活性正味ドーピングは、厚さ方向において非指数関数状の推移を有し、特に、シャイルの法則に基づく推移を有しないことを特徴とする、請求項7から10のいずれか一項に記載のシリコンウェーハ。
- 前記pドーピング及び前記nドーピングの電気的活性密度は、それぞれ5×1014cm−3、好ましくは1×1015cm−3、特に5×1015cm−3、を上回ることを特徴とする、請求項7から11のいずれか一項に記載のシリコンウェーハ。
- 当該シリコンウェーハは光起電性の太陽電池の製造のために形成され、
特に、前記シリコンウェーハは少なくとも10×10cm2の面積を覆い、及び/又は、前記シリコンウェーハは少なくとも300μs、好ましくは500μsの電荷キャリア寿命を有し、及び/又は、前記シリコンウェーハは30μmから300μmの範囲、特に、50μmから200μmの範囲の厚さを有することを特徴とする、請求項7から12のいずれか一項に記載のシリコンウェーハ。 - キャリア基板を収容するためのプロセスチャンバ(3)、前記プロセスチャンバ(3)を加熱するための加熱装置(5)、及び、前記プロセスチャンバ(3)内への少なくとも一つのガス流入口(4)を有し、
少なくとも一つのpドーパントによるpドーピング、及び、少なくとも一つのnドーパントによるnドーピングにより、当該pドーピング及び当該nドーピングの電気的活性濃度が、それぞれ1×1013cm−3を上回り、好ましくはそれぞれ1×1014cm−3を上回るシリコンウェーハを製造するためのシリコン層(2)をエピタキシャル製造するための装置の使用方法。 - 光起電性の太陽電池を製造するための、少なくとも一つのpドーパントによるpドーピング及び少なくとも一つのnドーパントによるnドーピングにより、当該pドーピング及び当該nドーピングの電気的活性密度が、それぞれ1×1013cm−3を上回り、好ましくはそれぞれ1×1014cm−3を上回るシリコンウェーハの使用方法。
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DE102016107557.4A DE102016107557A1 (de) | 2016-04-22 | 2016-04-22 | Siliziumwafer für ein elektronisches Bauelement und Verfahren zu dessen Herstellung |
PCT/EP2017/058674 WO2017182329A1 (de) | 2016-04-22 | 2017-04-11 | Siliziumwafer für ein elektronisches bauelement und verfahren zu dessen herstellung |
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EP3446329A1 (de) | 2019-02-27 |
ES2962662T3 (es) | 2024-03-20 |
US20190131121A1 (en) | 2019-05-02 |
DE102016107557A1 (de) | 2017-10-26 |
US10985005B2 (en) | 2021-04-20 |
EP3446329B1 (de) | 2023-08-30 |
WO2017182329A1 (de) | 2017-10-26 |
CN109075027A (zh) | 2018-12-21 |
JP7025023B2 (ja) | 2022-02-24 |
US11915922B2 (en) | 2024-02-27 |
US20210217607A1 (en) | 2021-07-15 |
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