JP4493001B2 - 透明電極及びその製造方法 - Google Patents
透明電極及びその製造方法 Download PDFInfo
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- JP4493001B2 JP4493001B2 JP2003372332A JP2003372332A JP4493001B2 JP 4493001 B2 JP4493001 B2 JP 4493001B2 JP 2003372332 A JP2003372332 A JP 2003372332A JP 2003372332 A JP2003372332 A JP 2003372332A JP 4493001 B2 JP4493001 B2 JP 4493001B2
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- thin film
- iridium
- transparent electrode
- dioxide
- iro
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- 238000004519 manufacturing process Methods 0.000 title claims description 16
- HTXDPTMKBJXEOW-UHFFFAOYSA-N dioxoiridium Chemical compound O=[Ir]=O HTXDPTMKBJXEOW-UHFFFAOYSA-N 0.000 claims description 170
- 239000010409 thin film Substances 0.000 claims description 130
- 239000010408 film Substances 0.000 claims description 83
- 229910052741 iridium Inorganic materials 0.000 claims description 76
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 76
- 239000000758 substrate Substances 0.000 claims description 58
- 229910052751 metal Inorganic materials 0.000 claims description 48
- 239000002184 metal Substances 0.000 claims description 48
- 238000001341 grazing-angle X-ray diffraction Methods 0.000 claims description 24
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 21
- 239000001301 oxygen Substances 0.000 claims description 21
- 229910052760 oxygen Inorganic materials 0.000 claims description 21
- 230000003647 oxidation Effects 0.000 claims description 18
- 238000007254 oxidation reaction Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 12
- 238000002441 X-ray diffraction Methods 0.000 claims description 9
- 238000005240 physical vapour deposition Methods 0.000 claims description 7
- 238000000608 laser ablation Methods 0.000 claims description 6
- 239000004973 liquid crystal related substance Substances 0.000 claims description 6
- 230000001590 oxidative effect Effects 0.000 claims description 5
- 238000002834 transmittance Methods 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 13
- 230000015572 biosynthetic process Effects 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 230000007423 decrease Effects 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000004544 sputter deposition Methods 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- 238000000026 X-ray photoelectron spectrum Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000007733 ion plating Methods 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 238000007740 vapor deposition Methods 0.000 description 3
- 238000006555 catalytic reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 229910003437 indium oxide Inorganic materials 0.000 description 2
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
- 229910001887 tin oxide Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001810 electrochemical catalytic reforming Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000001659 ion-beam spectroscopy Methods 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000001451 molecular beam epitaxy Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
Images
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- Physical Vapour Deposition (AREA)
- Electrodes Of Semiconductors (AREA)
- Non-Insulated Conductors (AREA)
- Manufacturing Of Electric Cables (AREA)
- Liquid Crystal (AREA)
- Electroluminescent Light Sources (AREA)
- Gas-Filled Discharge Tubes (AREA)
Description
(実施例1)
(比較例1)
(比較例2)
(実施例2、3及び参考例1)
(実施例4)
2 ITO層
3 二酸化イリジウム層
4 二酸化イリジウムの集電極
Claims (9)
- 二酸化イリジウム(IrO2)薄膜からなり、前記二酸化イリジウム薄膜は、少なくとも、GIXRD(Glazing incidence X−ray diffraction、斜入射X線回折)によって金属イリジウムの回折ピークが検出されない二酸化イリジウム単相薄膜であることを特徴とする透明電極。
- 基板上に透明電極膜層を2層以上積層した積層型の透明電極であって、前記透明電極層のうち少なくとも1層が二酸化イリジウム薄膜からなり、前記二酸化イリジウム薄膜は、少なくとも、GIXRD(Glazing incidence X−ray diffraction、斜入射X線回折)によって金属イリジウムの回折ピークが検出されない二酸化イリジウム単相薄膜であることを特徴とする透明電極。
- 金属イリジウム(Ir)薄膜又はIrOX−Ir混合相薄膜を成膜した基板をイリジウム系揮発ガスと酸素とを含有する雰囲気下で加熱して、前記金属イリジウム薄膜又はIrOX−Ir混合相薄膜を酸化して得た二酸化イリジウム薄膜からなり、前記二酸化イリジウム薄膜は、少なくとも、GIXRD(Glazing incidence X−ray diffraction、斜入射X線回折)によって金属イリジウムの回折ピークが検出されない二酸化イリジウム単相薄膜であることを特徴とする透明電極。
- 二酸化イリジウム薄膜の膜厚は、25〜300nmであることを特徴とする請求項1、2又は3記載の透明電極。
- 発光素子の透明電極であり、かつ、前記発光素子が、液晶表示素子、有機EL素子又はプラズマ表示素子であることを特徴とする請求項1、2、3又は4記載の透明電極。
- PVD(Physical Vapor Deposition)法により基板上に金属イリジウム薄膜又はIrOX−Ir混合相薄膜を形成する成膜工程と、
前記基板に形成した金属イリジウム薄膜又はIrOX−Ir混合相薄膜をイリジウム系揮発ガスと酸素とを含有する雰囲気下で加熱して二酸化イリジウム薄膜に酸化する酸化工程と、を含むことを特徴とする透明電極の製造方法。 - 前記酸化工程において、基板に形成した前記金属イリジウム薄膜又は前記IrOX−Ir混合相薄膜を550〜1050℃に加熱し、酸化させることを特徴とする請求項6記載の透明電極の製造方法。
- 二酸化イリジウムをターゲットとして、酸素含有雰囲気の減圧下でレーザーアブレーション法により基板上に二酸化イリジウム薄膜を形成し、前記二酸化イリジウム薄膜は、少なくとも、GIXRD(Glazing incidence X−ray diffraction、斜入射X線回折)によって金属イリジウムの回折ピークが検出されない二酸化イリジウム単相薄膜であることを特徴とする透明電極の製造方法。
- 基板温度を600〜800℃として、請求項6又は7記載の金属イリジウム薄膜又はIrOX−Ir混合相薄膜を成膜するか、或いは請求項8記載の二酸化イリジウム薄膜を成膜することを特徴とする請求項6、7又は8記載の透明電極の製造方法。
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JP2003372332A JP4493001B2 (ja) | 2003-10-31 | 2003-10-31 | 透明電極及びその製造方法 |
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JP2005135824A JP2005135824A (ja) | 2005-05-26 |
JP4493001B2 true JP4493001B2 (ja) | 2010-06-30 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5098203B2 (ja) * | 2006-04-06 | 2012-12-12 | 住友金属鉱山株式会社 | 酸化イリジウム粉、その製造方法及びそれを用いた厚膜抵抗体形成用ペースト |
JP4805775B2 (ja) * | 2006-09-21 | 2011-11-02 | Okiセミコンダクタ株式会社 | イリジウム酸化膜の製造方法、電極の製造方法、誘電体キャパシタの製造方法、及び半導体装置の製造方法 |
FR2919110A1 (fr) * | 2007-07-16 | 2009-01-23 | Saint Gobain | Substrat de face avant d'ecran plasma, utilisation et procede de fabrication |
DE102010023418A1 (de) * | 2010-06-11 | 2011-12-15 | Uhde Gmbh | Ein- oder mehrseitige Substratbeschichtung |
TWI561479B (en) * | 2011-12-01 | 2016-12-11 | Hon Hai Prec Ind Co Ltd | Mold core and method for making the same |
JP7268487B2 (ja) * | 2019-06-03 | 2023-05-08 | コニカミノルタ株式会社 | 薄膜状圧電素子およびその製造方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0710599A (ja) * | 1993-06-24 | 1995-01-13 | Sumitomo Metal Mining Co Ltd | 電界シールド用暗色系透明導電膜 |
JPH1012830A (ja) * | 1996-06-19 | 1998-01-16 | Sony Corp | 強誘電体キャパシタ構造及びその製造方法 |
JP2000091270A (ja) * | 1998-09-16 | 2000-03-31 | Nec Corp | 強誘電体容量で用いる電極のスパッタ成長方法 |
JP2001023774A (ja) * | 1999-07-13 | 2001-01-26 | Rohm Co Ltd | 有機エレクトロルミネッセンス素子、その製造方法、およびこれに用いられる表示装置用基板 |
JP2002151656A (ja) * | 2000-11-14 | 2002-05-24 | Toshiba Corp | 半導体装置及びその製造方法 |
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2003
- 2003-10-31 JP JP2003372332A patent/JP4493001B2/ja not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0710599A (ja) * | 1993-06-24 | 1995-01-13 | Sumitomo Metal Mining Co Ltd | 電界シールド用暗色系透明導電膜 |
JPH1012830A (ja) * | 1996-06-19 | 1998-01-16 | Sony Corp | 強誘電体キャパシタ構造及びその製造方法 |
JP2000091270A (ja) * | 1998-09-16 | 2000-03-31 | Nec Corp | 強誘電体容量で用いる電極のスパッタ成長方法 |
JP2001023774A (ja) * | 1999-07-13 | 2001-01-26 | Rohm Co Ltd | 有機エレクトロルミネッセンス素子、その製造方法、およびこれに用いられる表示装置用基板 |
JP2002151656A (ja) * | 2000-11-14 | 2002-05-24 | Toshiba Corp | 半導体装置及びその製造方法 |
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