JP7362734B2 - V族ドーピングを有する光起電デバイスの緩衝層 - Google Patents
V族ドーピングを有する光起電デバイスの緩衝層 Download PDFInfo
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- 239000000463 material Substances 0.000 claims description 35
- 230000002745 absorbent Effects 0.000 claims description 33
- 239000002250 absorbent Substances 0.000 claims description 33
- 239000002019 doping agent Substances 0.000 claims description 32
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 32
- 238000010521 absorption reaction Methods 0.000 claims description 29
- 229910001887 tin oxide Inorganic materials 0.000 claims description 28
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 26
- 229910052714 tellurium Inorganic materials 0.000 claims description 16
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 claims description 16
- 229910052793 cadmium Inorganic materials 0.000 claims description 15
- PNHVEGMHOXTHMW-UHFFFAOYSA-N magnesium;zinc;oxygen(2-) Chemical compound [O-2].[O-2].[Mg+2].[Zn+2] PNHVEGMHOXTHMW-UHFFFAOYSA-N 0.000 claims description 13
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 12
- 235000012239 silicon dioxide Nutrition 0.000 claims description 12
- 239000000377 silicon dioxide Substances 0.000 claims description 12
- 229910016978 MnOx Inorganic materials 0.000 claims description 11
- 239000000395 magnesium oxide Substances 0.000 claims description 8
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 8
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 8
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 7
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 7
- 239000006096 absorbing agent Substances 0.000 claims description 4
- 239000010410 layer Substances 0.000 description 510
- 238000000034 method Methods 0.000 description 46
- 238000000137 annealing Methods 0.000 description 25
- 239000011572 manganese Substances 0.000 description 18
- 238000001228 spectrum Methods 0.000 description 16
- 239000000758 substrate Substances 0.000 description 15
- 230000000052 comparative effect Effects 0.000 description 14
- 239000004065 semiconductor Substances 0.000 description 14
- 150000001875 compounds Chemical class 0.000 description 12
- 239000011669 selenium Substances 0.000 description 9
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 8
- 229910052711 selenium Inorganic materials 0.000 description 8
- -1 F:SnO Chemical compound 0.000 description 7
- 239000011521 glass Substances 0.000 description 7
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 7
- 239000011701 zinc Substances 0.000 description 7
- YKYOUMDCQGMQQO-UHFFFAOYSA-L cadmium dichloride Chemical compound Cl[Cd]Cl YKYOUMDCQGMQQO-UHFFFAOYSA-L 0.000 description 6
- 239000011777 magnesium Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 229910052748 manganese Inorganic materials 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(II) oxide Inorganic materials [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 239000002800 charge carrier Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 229940071182 stannate Drugs 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- SKJCKYVIQGBWTN-UHFFFAOYSA-N (4-hydroxyphenyl) methanesulfonate Chemical compound CS(=O)(=O)OC1=CC=C(O)C=C1 SKJCKYVIQGBWTN-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910006854 SnOx Inorganic materials 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 238000000231 atomic layer deposition Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004070 electrodeposition Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000004549 pulsed laser deposition Methods 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 239000005361 soda-lime glass Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- XSOKHXFFCGXDJZ-UHFFFAOYSA-N telluride(2-) Chemical compound [Te-2] XSOKHXFFCGXDJZ-UHFFFAOYSA-N 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- KEFYKDIPBYQPHW-UHFFFAOYSA-N 2,4,6,8-tetraselena-1,3,5,7-tetrazatricyclo[3.3.0.03,7]octane Chemical compound [Se]1N2[Se]N3[Se]N2[Se]N13 KEFYKDIPBYQPHW-UHFFFAOYSA-N 0.000 description 1
- 241000473391 Archosargus rhomboidalis Species 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910004205 SiNX Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 239000000370 acceptor Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 239000006117 anti-reflective coating Substances 0.000 description 1
- SKKMWRVAJNPLFY-UHFFFAOYSA-N azanylidynevanadium Chemical compound [V]#N SKKMWRVAJNPLFY-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- UHYPYGJEEGLRJD-UHFFFAOYSA-N cadmium(2+);selenium(2-) Chemical compound [Se-2].[Cd+2] UHYPYGJEEGLRJD-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910021478 group 5 element Inorganic materials 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- GEYXPJBPASPPLI-UHFFFAOYSA-N manganese(III) oxide Inorganic materials O=[Mn]O[Mn]=O GEYXPJBPASPPLI-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000005424 photoluminescence Methods 0.000 description 1
- 238000000628 photoluminescence spectroscopy Methods 0.000 description 1
- 238000000103 photoluminescence spectrum Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000001004 secondary ion mass spectrometry Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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- 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
- H01L31/02—Details
- H01L31/0216—Coatings
- H01L31/02161—Coatings for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/02167—Coatings for devices characterised by at least one potential jump barrier or surface barrier for solar cells
-
- 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
- H01L31/1828—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof the active layers comprising only AIIBVI compounds, e.g. CdS, ZnS, CdTe
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- 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
- H01L31/0296—Inorganic materials including, apart from doping material or other impurities, only AIIBVI compounds, e.g. CdS, ZnS, HgCdTe
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- 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
- H01L31/0296—Inorganic materials including, apart from doping material or other impurities, only AIIBVI compounds, e.g. CdS, ZnS, HgCdTe
- H01L31/02963—Inorganic materials including, apart from doping material or other impurities, only AIIBVI compounds, e.g. CdS, ZnS, HgCdTe characterised by the doping material
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- H01L31/036—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 their crystalline structure or particular orientation of the crystalline planes
- H01L31/0392—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 their crystalline structure or particular orientation of the crystalline planes including thin films deposited on metallic or insulating substrates ; characterised by specific substrate materials or substrate features or by the presence of intermediate layers, e.g. barrier layers, on the substrate
- H01L31/03925—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 their crystalline structure or particular orientation of the crystalline planes including thin films deposited on metallic or insulating substrates ; characterised by specific substrate materials or substrate features or by the presence of intermediate layers, e.g. barrier layers, on the substrate including AIIBVI compound materials, e.g. CdTe, CdS
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- 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
- H01L31/073—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 comprising only AIIBVI compound semiconductors, e.g. CdS/CdTe solar cells
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Description
[発明の態様]
[1]
緩衝層上に配置された吸収層を含む光起電デバイスであって、
前記吸収層が、第1の表面及び第2の表面を有し、
前記吸収層が、カドミウム及びテルルを含み、
前記吸収層が、V族ドーパントでドープされており、
前記緩衝層が、MnOx層を含む、光起電デバイス。
[2]
前記MnOx層が、前記吸収層の前記第1の表面に隣接する、1に記載の光起電デバイス。
[3]
前記MnOx層が、1nmから3nmの間の厚さを有する、1に記載の光起電デバイス。
[4]
前記吸収層中の前記V族ドーパントのピーク濃度が、少なくとも原子1×1016個/cm3である、1に記載の光起電デバイス。
[5]
前記緩衝層が、第1の表面と、前記吸収層に隣接する第2の表面とを有し、
前記緩衝層が、前記緩衝層の前記第1の表面に配置された基層と、前記緩衝層の前記第2の表面に配置された界面層とを含み、
前記緩衝層の前記基層が、酸化スズを含み、
前記緩衝層の前記界面層が、前記緩衝層の前記基層とは異なる材料で構成されている、
1に記載の光起電デバイス。
[6]
前記緩衝層の前記界面層が酸化マグネシウムを含む、5に記載の光起電デバイス。
[7]
前記緩衝層の前記界面層が酸化亜鉛マグネシウムを含む、5に記載の光起電デバイス。
[8]
前記緩衝層の前記界面層が二酸化ケイ素を含む、5に記載の光起電デバイス。
[9]
前記緩衝層の前記界面層が前記MnOx層である、5に記載の光起電デバイス。
[10]
前記緩衝層の前記界面層が窒化ケイ素を含む、5に記載の光起電デバイス。
[11]
前記緩衝層の前記基層が、前記緩衝層の前記界面層より厚い、5に記載の光起電デバイス。
[12]
前記緩衝層が、前記緩衝層の前記基層と前記緩衝層の前記界面層との間に配置された中間層を含み、
前記緩衝層の前記中間層が、前記緩衝層の前記基層及び前記緩衝層の前記界面層とは異なる材料で構成されている、
5に記載の光起電デバイス。
[13]
前記緩衝層の前記基層が、前記緩衝層の前記中間層より厚い、12に記載の光起電デバイス。
[14]
前記緩衝層の前記中間層が酸化亜鉛マグネシウムを含む、12に記載の光起電デバイス。
[15]
前記緩衝層の前記界面層が二酸化ケイ素を含む、14に記載の光起電デバイス。
[16]
前記MnOx層が、前記吸収層の前記第1の表面から200nm以内にある、1に記載の光起電デバイス。
[17]
前記MnOx層が不連続である、1に記載の光起電デバイス。
[18]
前記MnOx層が、少なくとも0.05μg/cm2のMn量を有する、17に記載の光起電デバイス。
[19]
前記MnOx層がMnO2を含む、1に記載の光起電デバイス。
[20]
前記MnOx層がMn2O3を含む、1に記載の光起電デバイス。
[21]
前記MnOx層がMn3O4を含む、1に記載の光起電デバイス。
[22]
前記MnOx層が、1nmから10nmの間の厚さを有する、1に記載の光起電デバイス。
[23]
前記MnOx層のxが1以上かつ2以下である、1に記載の光起電デバイス。
[24]
前記緩衝層が、透明導電性酸化物層に隣接して設けられる、1に記載の光起電デバイス。
[25]
前記透明導電性酸化物層がスズ酸カドミウムを含み、前記MnOx層が、前記吸収層に隣接する、24に記載の光起電デバイス。
[26]
前記透明導電性酸化物層が、フッ素をドープした酸化スズを含み、前記MnOx層が、前記吸収層に隣接する、24に記載の光起電デバイス。
[27]
前記透明導電性酸化物層が、フッ素をドープした酸化スズを含み、
前記緩衝層が、第1の表面と、前記吸収層に隣接した第2の表面とを有し、
前記緩衝層が、前記緩衝層の前記第1の表面に配置された基層と、前記緩衝層の前記第2の表面に配置された界面層とを含み、
前記緩衝層の前記基層が酸化スズを含み、
前記緩衝層の前記界面層が前記MnOx層である、
24に記載の光起電デバイス。
[28]
前記透明導電性酸化物層が、フッ素をドープした酸化スズを含み、
前記緩衝層が、第1の表面と、前記吸収層に隣接した第2の表面とを有し、
前記緩衝層が、前記緩衝層の前記第1の表面に配置された基層と、前記緩衝層の前記第2の表面に配置された界面層とを含み、
前記緩衝層が、前記緩衝層の前記基層と前記緩衝層の前記界面層との間に配置された中間層を含み、
前記緩衝層の前記基層が酸化スズを含み、
前記緩衝層の前記中間層がMnOx層であり、
前記緩衝層の前記界面層が二酸化ケイ素を含む、
24に記載の光起電デバイス。
[29]
前記透明導電性酸化物層がインジウムスズ酸化物を含み、前記MnOx層が、前記吸収層に隣接する、24に記載の光起電デバイス。
[30]
前記緩衝層が、第1の表面と、前記吸収層に隣接する第2の表面とを有し、
前記緩衝層が、前記緩衝層の前記第1の表面に配置された基層を含み、
前記基層が、酸化亜鉛マグネシウムを含む、
29に記載の光起電デバイス。
[31]
部分的に形成された光起電デバイスをアニールする方法であって、前記部分的に形成された光起電デバイスが、緩衝層上に配置された吸収層を含み、前記吸収層が、カドミウム及びテルルを含み、前記緩衝層がMnOx層を含み、前記方法が、
前記吸収層を、塩化カドミウムを含むアニーリング化合物と接触させるステップと、
前記吸収層を、前記吸収層の再結晶を促進するのに十分な時間及び温度で加熱するステップと、
V族ドーパントを、前記吸収層を通して前記緩衝層中に拡散させるステップと
を含む、方法。
[32]
前記MnOx層の酸化状態を変化させるステップを含む、31に記載の方法。
[33]
前記MnOx層が、前記吸収層の前記第1の表面に隣接する、1及び31~32のいずれか一項に記載の光起電デバイス又は方法。
[34]
前記MnOx層が、1nmから3nmの間の厚さを有する、1及び31~33のいずれか一項に記載の光起電デバイス又は方法。
[35]
前記吸収層中の前記V族ドーパントのピーク濃度が、少なくとも原子1×1016個/cm3である、1及び31~34のいずれか一項に記載の光起電デバイス又は方法。
[36]
前記緩衝層が、第1の表面と、前記吸収層に隣接する第2の表面とを有し、
前記緩衝層が、前記緩衝層の前記第1の表面に配置された基層と、前記緩衝層の前記第2の表面に配置された界面層とを含み、
前記緩衝層の前記基層が酸化スズを含み、
前記緩衝層の前記界面層が、前記緩衝層の前記基層とは異なる材料で構成されている、
1及び31~35のいずれか一項に記載の光起電デバイス又は方法。
[37]
前記緩衝層の前記界面層が酸化マグネシウムを含む、36に記載の光起電デバイス又は方法。
[38]
前記緩衝層の前記界面層が酸化亜鉛マグネシウムを含む、36に記載の光起電デバイス又は方法。
[39]
前記緩衝層の前記界面層が二酸化ケイ素を含む、36に記載の光起電デバイス又は方法。
[40]
前記緩衝層の前記界面層が前記MnOx層である、36に記載の光起電デバイス又は方法。
[41]
前記緩衝層の前記界面層が窒化ケイ素を含む、36に記載の光起電デバイス又は方法。
[42]
前記緩衝層の前記基層が、前記緩衝層の前記界面層より厚い、36に記載の光起電デバイス又は方法。
[43]
前記緩衝層の前記基層と前記緩衝層の前記界面層との間に配置された中間層を含み、
前記緩衝層の前記中間層が、前記緩衝層の前記基層及び前記緩衝層の前記界面層とは異なる材料で構成されている、
36~42のいずれか一項に記載の光起電デバイス又は方法。
[44]
前記緩衝層の前記基層が、前記緩衝層の前記中間層より厚い、43に記載の光起電デバイス又は方法。
[45]
前記緩衝層の前記中間層が酸化亜鉛マグネシウムを含む、43又は44に記載の光起電デバイス又は方法。
[46]
前記MnOx層が、前記吸収層の前記第1の表面から200nm以内にある、1及び31~45のいずれか一項に記載の光起電デバイス又は方法。
[47]
前記MnOx層が不連続である、1及び31~46のいずれか一項に記載の光起電デバイス又は方法。
[48]
前記MnOx層が、少なくとも0.05μg/cm2のMn量を有する、1及び31~47のいずれか一項に記載の光起電デバイス又は方法。
[49]
前記MnOx層がMnOを含む、1及び31~48のいずれか一項に記載の光起電デバイス又は方法。
[50]
前記MnOx層がMnO2を含む、1及び31~48のいずれか一項に記載の光起電デバイス又は方法。
[51]
前記MnOx層がMn2O3を含む、1及び31~48のいずれか一項に記載の光起電デバイス又は方法。
[52]
前記MnOx層がMn3O4を含む、1及び31~48のいずれか一項に記載の光起電デバイス又は方法。
[53]
前記吸収層がセレンを含む、1及び31~52のいずれか一項に記載の光起電デバイス又は方法。
[54]
前記MnOx層が、1nmから10nmの間の厚さを有する、1、31~33及び35~53のいずれか一項に記載の光起電デバイス又は方法。
[55]
前記MnOx層のxが1以上かつ2以下である、1、31~48及び53~54のいずれか一項に記載の光起電デバイス又は方法。
[56]
前記緩衝層が、透明導電性酸化物層に隣接して設けられる、1、31~35及び46~55のいずれか一項に記載の光起電デバイス又は方法。
[57]
前記透明導電性酸化物層がスズ酸カドミウムを含み、前記MnOx層が前記吸収層に隣接する、56に記載の光起電デバイス又は方法。
[58]
前記透明導電性酸化物層が、フッ素をドープした酸化スズを含み、前記MnOx層が前記吸収層に隣接する、56に記載の光起電デバイス又は方法。
[59]
前記透明導電性酸化物層が、フッ素をドープした酸化スズを含み、
前記緩衝層が、第1の表面と、前記吸収層に隣接する第2の表面とを有し、
前記緩衝層が、前記緩衝層の前記第1の表面に配置された基層と、前記緩衝層の前記第2の表面に配置された界面層とを含み、
前記緩衝層の前記基層が酸化スズを含み、
前記緩衝層の前記界面層が前記MnOx層である、
56に記載の光起電デバイス又は方法。
[60]
前記透明導電性酸化物層が、フッ素をドープした酸化スズを含み、
前記緩衝層が、第1の表面と、前記吸収層に隣接する第2の表面とを有し、
前記緩衝層が、前記緩衝層の前記第1の表面に配置された基層と、前記緩衝層の前記第2の表面に配置された界面層とを含み、
前記緩衝層が、前記緩衝層の前記基層と前記緩衝層の前記界面層との間に配置された中間層を含み、
前記緩衝層の前記基層が酸化スズを含み、
前記緩衝層の前記中間層が前記MnOx層であり、
前記緩衝層の前記界面層が二酸化ケイ素を含む、
56に記載の光起電デバイス又は方法。
[61]
前記透明導電性酸化物層が、フッ素をドープした酸化スズを含み、前記MnOx層が前記吸収層に隣接する、56に記載の光起電デバイス又は方法。
[62]
前記透明導電性酸化物層が、フッ素をドープした酸化スズを含み、
前記緩衝層が、第1の表面と、前記吸収層に隣接する第2の表面とを有し、
前記緩衝層が、前記緩衝層の前記第1の表面に配置された基層と、前記緩衝層の前記第2の表面に配置された界面層とを含み、
前記緩衝層の前記基層が酸化スズを含み、
前記緩衝層の前記界面層が前記MnOx層である、
56に記載の光起電デバイス又は方法。
[63]
前記透明導電性酸化物層がインジウムスズ酸化物を含み、前記MnOx層が前記吸収層に隣接する、56に記載の光起電デバイス又は方法。
[64]
前記緩衝層が、第1の表面と、前記吸収層に隣接する第2の表面とを有し、
前記緩衝層が、前記緩衝層の前記第1の表面に配置された基層を含み、
前記基層が酸化亜鉛マグネシウムを含む、
63に記載の光起電デバイス又は方法。
[65]
前記MnOx層がV族ドーパントを含む、1及び31~64のいずれか一項に記載の光起電デバイス又は方法。
Claims (25)
- 緩衝層(150)上に配置された吸収層(160)を含む光起電デバイス(100)であって、
前記吸収層(160)が、第1の表面(162)及び第2の表面(164)を有し、
前記吸収層(160)が、カドミウム及びテルルを含み、
前記吸収層(160)が、V族ドーパントでドープされており、
前記緩衝層(150)が、MnOx層を含み、ここで、前記MnOx層はMn3O4を含み、
前記緩衝層(150)が、第1の表面(152)と、前記吸収層(160)の前記第1の表面(162)に隣接する第2の表面(154)とを有し、
前記緩衝層(150)が、前記緩衝層(150)の前記第1の表面(152)に配置された基層(210)と、前記緩衝層(150)の前記第2の表面(154)に配置された界面層(220)とを含み、
前記緩衝層(150)の前記基層(210)が、酸化スズを含み、
前記緩衝層(150)の前記界面層(220)が、前記緩衝層(150)の前記基層(210)とは異なる材料で構成されており、
前記緩衝層(150)の前記基層(210)が、前記緩衝層(150)の前記界面層(220)よりも厚く、そして
前記MnOx層が、前記吸収層(160)の前記第1の表面(162)から200nm以内にある、
光起電デバイス(100)。 - 前記MnOx層が、1nmから3nmの間の厚さを有する、請求項1に記載の光起電デバイス(100)。
- 前記吸収層(160)中の前記V族ドーパントのピーク濃度が、少なくとも原子1×1016個/cm3である、請求項1又は2に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記界面層(220)が酸化マグネシウムを含む、請求項1に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記界面層(220)が酸化亜鉛マグネシウムを含む、請求項1に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記界面層(220)が二酸化ケイ素を含む、請求項1に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記界面層(220)が前記MnOx層である、請求項1に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記界面層(220)が窒化ケイ素を含む、請求項1に記載の光起電デバイス(100)。
- 前記緩衝層(150)が、前記緩衝層(150)の前記基層(210)と前記緩衝層(150)の前記界面層(220)との間に配置された中間層(230)を含み、そして
前記緩衝層(150)の前記中間層(230)が、前記緩衝層(150)の前記基層(210)及び前記緩衝層(150)の前記界面層(220)とは異なる材料で構成されている、
請求項1~8のいずれかに記載の光起電デバイス(100)。 - 前記緩衝層(150)の前記基層(210)が、前記緩衝層(150)の前記中間層(230)より厚い、請求項9に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記中間層(230)が酸化亜鉛マグネシウムを含む、請求項9又は10に記載の光起電デバイス(100)。
- 前記MnOx層が前記吸収層(160)の前記第1の表面(162)に隣接し、かつ前記吸収層(160)の前記第1の表面(162)の一部分を被覆している、請求項1~11のいずれかに記載の光起電デバイス(100)。
- 前記MnOx層が、少なくとも0.05μg/cm2のMn量を有する、請求項1~12のいずれかに記載の光起電デバイス(100)。
- 緩衝層(150)上に配置された吸収層(160)と、透明導電性酸化物層(140)とを含む光起電デバイス(100)であって、
前記吸収層(160)が、第1の表面(162)及び第2の表面(164)を有し、
前記吸収層(160)が、カドミウム及びテルルを含み、
前記吸収層(160)が、V族ドーパントでドープされており、
前記緩衝層(150)が、MnOx層を含み、ここで、前記MnO x 層はMn 3 O 4 を含み、
前記緩衝層(150)が、第1の表面(152)と、前記吸収層(160)の前記第1の表面(162)に隣接する第2の表面(154)とを有し、
前記緩衝層(150)が、前記緩衝層(150)の前記第1の表面(152)に配置された基層(210)と、前記緩衝層(150)の前記第2の表面(154)に配置された界面層(220)とを含み、
前記緩衝層(150)の前記基層(210)が、酸化スズを含み、
前記緩衝層(150)の前記界面層(220)が、前記緩衝層(150)の前記基層(210)とは異なる材料で構成されており、
前記MnOx層が、前記吸収層(160)の前記第1の表面(162)に隣接し、かつ前記吸収層(160)の前記第1の表面(162)の一部分を被覆していて、前記界面層(220)が前記MnOx層を構成しており、そして
前記緩衝層(150)が、前記吸収層(160)と前記透明導電性酸化物層(140)との間に配置されている、
光起電デバイス(100)。 - 前記吸収層(160)中の前記V族ドーパントのピーク濃度が、少なくとも原子1×1016個/cm3である、請求項14に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記界面層(220)がさらに酸化マグネシウムを含む、請求項14に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記界面層(220)がさらに酸化亜鉛マグネシウムを含む、請求項14に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記界面層(220)がさらに二酸化ケイ素を含む、請求項14に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記界面層(220)がさらに窒化ケイ素を含む、請求項14に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記基層(210)が、前記緩衝層(150)の前記界面層(220)より厚い、請求項14に記載の光起電デバイス(100)。
- 前記緩衝層(150)が、前記緩衝層(150)の前記基層(210)と前記緩衝層(150)の前記界面層(220)との間に配置された中間層(230)を含み、そして
前記緩衝層(150)の前記中間層(230)が、前記緩衝層(150)の前記基層(210)及び前記緩衝層(150)の前記界面層(220)とは異なる材料で構成されている、
請求項14~20のいずれかに記載の光起電デバイス(100)。 - 前記緩衝層(150)の前記基層(210)が、前記緩衝層(150)の前記中間層(230)より厚い、請求項21に記載の光起電デバイス(100)。
- 前記緩衝層(150)の前記中間層(230)が酸化亜鉛マグネシウムを含む、請求項21又は22に記載の光起電デバイス(100)。
- 前記MnOx層が、少なくとも0.05μg/cm2のMn量を有する、請求項14~23のいずれかに記載の光起電デバイス(100)。
- 前記MnOx層が、0.1μg/cm2以上かつ12μg/cm2以下のMn量を有する、請求項14~24のいずれかに記載の光起電デバイス(100)。
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