KR100982475B1 - 광 흡수용 화합물 박막 제조방법 - Google Patents
광 흡수용 화합물 박막 제조방법 Download PDFInfo
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- KR100982475B1 KR100982475B1 KR1020080095130A KR20080095130A KR100982475B1 KR 100982475 B1 KR100982475 B1 KR 100982475B1 KR 1020080095130 A KR1020080095130 A KR 1020080095130A KR 20080095130 A KR20080095130 A KR 20080095130A KR 100982475 B1 KR100982475 B1 KR 100982475B1
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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
- H01L31/032—Inorganic materials including, apart from doping materials or other impurities, only compounds not provided for in groups H01L31/0272 - H01L31/0312
- H01L31/0322—Inorganic materials including, apart from doping materials or other impurities, only compounds not provided for in groups H01L31/0272 - H01L31/0312 comprising only AIBIIICVI chalcopyrite compounds, e.g. Cu In Se2, Cu Ga Se2, Cu In Ga Se2
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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
- H01L31/04—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 adapted as photovoltaic [PV] conversion devices
- H01L31/06—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 adapted as photovoltaic [PV] conversion devices characterised by potential barriers
- H01L31/072—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 adapted as photovoltaic [PV] conversion devices characterised by potential barriers the potential barriers being only of the PN heterojunction type
- H01L31/0749—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 adapted as photovoltaic [PV] conversion devices characterised by potential barriers the potential barriers being only of the PN heterojunction type including a AIBIIICVI compound, e.g. CdS/CulnSe2 [CIS] heterojunction solar 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
- 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
- Y02E10/541—CuInSe2 material 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
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Abstract
Description
Claims (10)
- (a) 기판상에 I 족 물질을 증착하여 Ⅰ족 박막을 형성하는 단계;(b) 상기 Ⅰ족 박막의 표면에 Ⅵ 족 원소를 증착시켜 I2-Ⅵ 족 박막을 형성하는 단계;(c) 상기 I2-Ⅵ 족 박막 표면에 Ⅲ-Ⅵ 족 원소를 증착하여 Ⅲ-Ⅵ 족 박막을 형성하는 단계; 및(d) 밀폐된 챔버에서 상기 Ⅲ-Ⅵ 족 박막이 형성된 기판을 Ⅵ족 원소 분위기에서 열처리하는 단계;를 포함하고, 상기 (b) 단계는,(b1) 밀폐된 챔버에 상기 Ⅰ족 박막이 형성된 기판과 함께 Ⅵ 족 원소의 증착 물질을 첨가한 후 열처리하는 단계;(b2) 상기 챔버에 남아 있는 Ⅵ 족 원소들을 제거하고 챔버를 진공상태로 유지하는 단계; 및(b3) 진공 상태의 챔버를 가열하여, Ⅰ족 박막의 표면에 I2-Ⅵ 족 박막을 형성하는 단계;를 포함하는 것을 특징으로 하는 광흡수용 박막 제조방법.
- 제1항에 있어서,상기 광흡수용 박막은 Ⅰ-Ⅲ-Ⅵ2 화합물 박막인 것을 특징으로 하는 광흡수용 박막 제조방법.
- 제2항에 있어서,상기 Ⅰ-Ⅲ-Ⅵ2 화합물 박막은 태양전지용 박막인 것을 특징으로 하는 광흡수용 박막 제조방법.
- 제1항에 있어서,상기 Ⅲ-Ⅵ 족 박막의 형성은 유기금속 화학기상 증착법(MOCVD)을 이용하는 것을 특징으로 하는 광흡수용 박막 제조방법.
- 제4항에 있어서,상기 유기금속 화학기상 증착법(MOCVD)은 상기 I2-Ⅵ 박막이 형성된 기판상에 Ⅲ족 및 Ⅵ족 원소를 포함하는 단일 전구체를 사용하여 차례로 증착시켜 이중 박막을 형성하는 것을 특징으로 하는 태양광 흡수용 화합물 박막 제조방법.
- 삭제
- 제1항에 있어서,상기 (c) 단계는 상기 I2-Ⅵ 족 박막 표면에 Ⅲ-Ⅵ 족 박막을 형성하는 단계 및 상기 Ⅲ-Ⅵ 족 박막에 Ⅲ'-Ⅵ 족 박막(Ⅲ 및 Ⅲ' 은 동일한 족을 갖는 서로 다 른 물질을 나타낸다.)을 형성하는 단계를 포함하는 것을 특징으로 하는 광흡수용 박막 제조방법.
- 제1항 내지 제5항 중 어느 한 항에 있어서,상기 Ⅰ족 원소는 Cu 또는 Ag이고, Ⅲ 족 원소는 In, Ga 또는 Al에서 선택된 것이고, Ⅵ족 원소는 Se, Te 또는 S에서 선택된 것을 특징으로 하는 광흡수용 박막 제조방법.
- 제1항 내지 제5항 중 어느 한 항에 있어서,상기 (c) 단계에서 이중으로 형성된 박막은 [Me(2)In-(μSeMe)](2) 및 [Me(2)Ga-(μSeMe)](2)를 포함하는 전구체(Me는 C1~C6의 알킬기를 나타내며, μ는 이중으로 브리지된 결합을 하고 있음을 나타낸다.)를 사용하여 차례로 유기금속 화학증착법으로 형성된 것을 특징으로 하는 광흡수용 박막 제조방법.
- (a) 기판상에 Cu를 증착하여 Cu 박막을 형성하는 단계;(b) 밀폐된 챔버에 상기 Cu 박막이 형성된 기판과 함께 Se 원소를 첨가한 후 열처리하여 기판의 Cu 박막의 표면에 CuSe 박막을 형성하는 단계;(c) 상기 챔버에 남아 있는 Se 원소들을 제거하고 챔버를 진공상태로 유지하면서 챔버를 가열하여, 기판의 Cu 박막의 표면에 Cu2Se 박막을 형성하는 단계;(d) 상기 Cu2Se 박막의 표면에 InSe 박막 및 GaSe 박막을 유기금속 화학기상 증착법으로 차례로 형성하는 단계; 및(e) 밀폐된 챔버에서 상기 (d) 단계의 박막이 형성된 기판을 Se 분위기에서 열처리하는 단계;를 포함하는 것을 특징으로 하는 광흡수용 박막 제조방법.
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Cited By (4)
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KR101075873B1 (ko) | 2010-10-04 | 2011-10-25 | 한국에너지기술연구원 | 페이스트 또는 잉크를 이용한 구리인듐셀렌계 또는 구리인듐갈륨셀렌계 박막의 제조 방법 |
KR101229310B1 (ko) | 2011-02-14 | 2013-02-04 | 재단법인대구경북과학기술원 | 박막태양전지의 광흡수층 제조방법 |
KR101462498B1 (ko) * | 2013-12-18 | 2014-11-19 | 한국생산기술연구원 | Cigs 흡수층 제조방법, 이를 이용한 박막 태양전지 제조방법 및 박막 태양전지 |
KR20150051181A (ko) * | 2013-10-31 | 2015-05-11 | 재단법인대구경북과학기술원 | CZTSSe계 박막 태양전지의 제조방법 및 이에 의해 제조된 CZTSSe계 박막 태양전지 |
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KR101134568B1 (ko) * | 2010-04-21 | 2012-04-13 | 한국과학기술연구원 | 실리콘 기판위에 단결정 CdTe 박막을 제조하는 방법 |
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KR100495925B1 (ko) * | 2005-01-12 | 2005-06-17 | (주)인솔라텍 | 태양전지용 광흡수층 및 그 제조 방법 |
KR100857227B1 (ko) * | 2007-03-13 | 2008-09-05 | (주)인솔라텍 | 단일 유기금속 화학기상 증착 공정에 의한 ⅰ-ⅲ-ⅵ2화합물 박막의 제조방법 |
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KR101075873B1 (ko) | 2010-10-04 | 2011-10-25 | 한국에너지기술연구원 | 페이스트 또는 잉크를 이용한 구리인듐셀렌계 또는 구리인듐갈륨셀렌계 박막의 제조 방법 |
KR101229310B1 (ko) | 2011-02-14 | 2013-02-04 | 재단법인대구경북과학기술원 | 박막태양전지의 광흡수층 제조방법 |
KR20150051181A (ko) * | 2013-10-31 | 2015-05-11 | 재단법인대구경북과학기술원 | CZTSSe계 박막 태양전지의 제조방법 및 이에 의해 제조된 CZTSSe계 박막 태양전지 |
KR101628312B1 (ko) * | 2013-10-31 | 2016-06-09 | 재단법인대구경북과학기술원 | CZTSSe계 박막 태양전지의 제조방법 및 이에 의해 제조된 CZTSSe계 박막 태양전지 |
KR101462498B1 (ko) * | 2013-12-18 | 2014-11-19 | 한국생산기술연구원 | Cigs 흡수층 제조방법, 이를 이용한 박막 태양전지 제조방법 및 박막 태양전지 |
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