JP2006245619A - 圧電体素子の製造方法 - Google Patents
圧電体素子の製造方法 Download PDFInfo
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- JP2006245619A JP2006245619A JP2006166232A JP2006166232A JP2006245619A JP 2006245619 A JP2006245619 A JP 2006245619A JP 2006166232 A JP2006166232 A JP 2006166232A JP 2006166232 A JP2006166232 A JP 2006166232A JP 2006245619 A JP2006245619 A JP 2006245619A
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 20
- 239000013078 crystal Substances 0.000 claims abstract description 12
- 239000000126 substance Substances 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 10
- 229910052719 titanium Inorganic materials 0.000 claims description 12
- 229910052745 lead Inorganic materials 0.000 claims description 6
- 229910052746 lanthanum Inorganic materials 0.000 claims description 5
- 229910052749 magnesium Inorganic materials 0.000 claims description 5
- 229910052758 niobium Inorganic materials 0.000 claims description 5
- 229910052726 zirconium Inorganic materials 0.000 claims description 5
- 229910052791 calcium Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000000470 constituent Substances 0.000 claims 1
- 239000010408 film Substances 0.000 description 208
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 102
- 239000010936 titanium Substances 0.000 description 13
- 238000000137 annealing Methods 0.000 description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 10
- 229910052710 silicon Inorganic materials 0.000 description 10
- 239000010703 silicon Substances 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 238000002425 crystallisation Methods 0.000 description 8
- 230000008025 crystallization Effects 0.000 description 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 7
- 238000005238 degreasing Methods 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 229910052814 silicon oxide Inorganic materials 0.000 description 5
- 229910052796 boron Inorganic materials 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 150000002500 ions Chemical group 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 238000004528 spin coating Methods 0.000 description 3
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 3
- 238000004151 rapid thermal annealing Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 238000001182 laser chemical vapour deposition 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
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/125—Process of deposition of the inorganic material
- C23C18/1254—Sol or sol-gel processing
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/1204—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material inorganic material, e.g. non-oxide and non-metallic such as sulfides, nitrides based compounds
- C23C18/1208—Oxides, e.g. ceramics
- C23C18/1216—Metal oxides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/1225—Deposition of multilayers of inorganic material
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/07—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base
- H10N30/074—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing
- H10N30/077—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing by liquid phase deposition
- H10N30/078—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing by liquid phase deposition by sol-gel deposition
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/85—Piezoelectric or electrostrictive active materials
- H10N30/853—Ceramic compositions
- H10N30/8548—Lead-based oxides
- H10N30/8554—Lead-zirconium titanate [PZT] based
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/42—Piezoelectric device making
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Dispersion Chemistry (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
- Formation Of Insulating Films (AREA)
Abstract
【解決手段】下電極が形成された基板上に、圧電体膜を形成するための第1のゾルを塗布する第1工程と、第1工程を少なくとも1回行った後、圧電体膜を形成するための第2のゾルを塗布する工程と、第2工程後、所定温度で熱処理を行う第3工程と、を備え、第1のゾル及び第2のゾルは、一般式AxByO3で表現されるペロブスカイト型結晶構造を有する圧電体膜を形成可能な組成を備え、第1のゾルのAサイトを構成する物質の含有量は、第2のゾルのAサイトを構成する物質の含有量より多い圧電体素子の製造方法。
【選択図】図10
Description
図1は、参考例に係る圧電体素子を基板上に形成した状態を示す断面図、図2は、図1に示す圧電体素子の製造工程を示す断面図、図3は、図2(2)に示す工程において、圧電体膜付近を拡大した断面図、図4は、図1に示す圧電体素子の断面を走査型電子顕微鏡(SEM)で撮影した写真、図5は、図1に示す圧電体膜の表面を走査型電子顕微鏡(SEM)で撮影した写真である。
次に、本発明の実施の形態1について、図面を参照して説明する。
Claims (5)
- 圧電体膜と、該圧電体膜を挟んで配置される上電極と下電極と、を備えた圧電体素子の製造方法であって、
前記下電極が形成された基板上に、圧電体膜を形成するための第1のゾルを塗布する第1工程と、
当該第1工程を少なくとも1回行った後、前記圧電体膜を形成するための第2のゾルを塗布する工程と、
当該第2工程後、所定温度で熱処理を行う第3工程と、を備え、
前記第1のゾル及び第2のゾルは、一般式AxByO3で表現されるペロブスカイト型結晶構造を有する圧電体膜を形成可能な組成を備え、前記第1のゾルのAサイトを構成する物質の含有量は、第2のゾルのAサイトを構成する物質の含有量より多い圧電体素子の製造方法。 - 前記下電極に、Bサイトの一部成分あるいはその酸化物を、前記基板との密着層として使用する請求項1に記載の圧電体素子の製造方法。
- 前記第1のゾルのAサイトを構成する物質の含有量は、第2のゾルのAサイトを構成する物質の含有量の1倍を超え、1.4倍以下である請求項2に記載の圧電体素子の製造方法。
- 前記第1のゾルのAサイトを構成する物質の含有量は、第2のゾルのAサイトを構成する物質の含有量の1.2倍以上、1.3倍以下である請求項3に記載の圧電体素子の製造方法。
- 前記一般式AxByO3は、AがPb、La、Caまたはこれらの組み合わせから構成され、BがTi,Zr,Mg,Nb、またはこれらの組み合わせから構成される請求項1乃至請求項4のいずれか一項に記載の圧電体素子の製造方法。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006166232A JP2006245619A (ja) | 1997-03-27 | 2006-06-15 | 圧電体素子の製造方法 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7624697 | 1997-03-27 | ||
| JP22515697 | 1997-08-21 | ||
| JP2006166232A JP2006245619A (ja) | 1997-03-27 | 2006-06-15 | 圧電体素子の製造方法 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP07912498A Division JP3890733B2 (ja) | 1997-03-27 | 1998-03-26 | 圧電体素子の製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2006245619A true JP2006245619A (ja) | 2006-09-14 |
Family
ID=26417405
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP07912498A Expired - Fee Related JP3890733B2 (ja) | 1997-03-27 | 1998-03-26 | 圧電体素子の製造方法 |
| JP2006166232A Withdrawn JP2006245619A (ja) | 1997-03-27 | 2006-06-15 | 圧電体素子の製造方法 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP07912498A Expired - Fee Related JP3890733B2 (ja) | 1997-03-27 | 1998-03-26 | 圧電体素子の製造方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6551652B2 (ja) |
| EP (2) | EP0867952B8 (ja) |
| JP (2) | JP3890733B2 (ja) |
| DE (1) | DE69808164T2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011061118A (ja) * | 2009-09-14 | 2011-03-24 | Seiko Epson Corp | 圧電素子、液体噴射ヘッドおよび液体噴射装置 |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6328433B1 (en) * | 1998-01-22 | 2001-12-11 | Seiko Epson Corporation | Piezoelectric film element and ink-jet recording head using the same |
| JP3948089B2 (ja) * | 1998-01-22 | 2007-07-25 | セイコーエプソン株式会社 | 圧電体素子及びそれを用いたインクジェット式記録ヘッド |
| TW404021B (en) * | 1998-04-09 | 2000-09-01 | Hitachi Ltd | Semiconductor memory device and manufacturing method thereof |
| JP3517876B2 (ja) * | 1998-10-14 | 2004-04-12 | セイコーエプソン株式会社 | 強誘電体薄膜素子の製造方法、インクジェット式記録ヘッド及びインクジェットプリンタ |
| JP5115910B2 (ja) * | 2002-01-22 | 2013-01-09 | セイコーエプソン株式会社 | プリンタ |
| JP4530615B2 (ja) * | 2002-01-22 | 2010-08-25 | セイコーエプソン株式会社 | 圧電体素子および液体吐出ヘッド |
| US7193756B2 (en) * | 2003-11-26 | 2007-03-20 | Matsushita Electric Industrial Co., Ltd. | Piezoelectric element, method for fabricating the same, inkjet head, method for fabricating the same, and inkjet recording apparatus |
| JP4877451B2 (ja) * | 2004-01-23 | 2012-02-15 | セイコーエプソン株式会社 | 圧電素子の製造方法及び液体噴射ヘッド |
| US20080024563A1 (en) * | 2006-07-25 | 2008-01-31 | Matsushita Electric Industrial Co., Ltd. | Piezoelectric thin film element, ink jet head, and ink jet type recording apparatus |
| US7799158B2 (en) * | 2007-05-28 | 2010-09-21 | Ngk Insulators, Ltd. | Method for producing crystallographically-oriented ceramic |
| JP5776142B2 (ja) * | 2010-06-25 | 2015-09-09 | コニカミノルタ株式会社 | 振動板 |
| JP4998652B2 (ja) * | 2010-11-10 | 2012-08-15 | コニカミノルタホールディングス株式会社 | 強誘電体薄膜、強誘電体薄膜の製造方法、圧電体素子の製造方法 |
| JP5892406B2 (ja) | 2011-06-30 | 2016-03-23 | 株式会社リコー | 電気機械変換素子、液滴吐出ヘッド及び液滴吐出装置 |
| JP5954763B2 (ja) * | 2011-12-02 | 2016-07-20 | ローム株式会社 | 圧電体膜、それを用いたセンサおよびアクチュエータ、ならびに圧電体膜の製造方法 |
| JP5539430B2 (ja) * | 2012-03-22 | 2014-07-02 | 富士フイルム株式会社 | 電子機器の製造方法 |
| CN104968632B (zh) * | 2014-01-31 | 2019-05-17 | 松下知识产权经营株式会社 | 质子导体 |
| EP3220430B1 (en) * | 2016-03-16 | 2019-10-30 | Xaar Technology Limited | A piezoelectric thin film element |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05235268A (ja) * | 1991-09-25 | 1993-09-10 | Seiko Epson Corp | 強誘電体薄膜の製造方法 |
| JPH065948A (ja) * | 1992-06-22 | 1994-01-14 | Rohm Co Ltd | 強誘電体薄膜の製造方法 |
| JPH0620866A (ja) * | 1992-07-02 | 1994-01-28 | Seiko Epson Corp | 誘電体素子 |
| JPH0867599A (ja) * | 1994-08-30 | 1996-03-12 | Sanyo Electric Co Ltd | 強誘電体薄膜の製造方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2518703B2 (ja) | 1989-11-02 | 1996-07-31 | 堺化学工業株式会社 | 積層型複合圧電体およびその製造方法 |
| US5500988A (en) | 1990-11-20 | 1996-03-26 | Spectra, Inc. | Method of making a perovskite thin-film ink jet transducer |
| GB9025706D0 (en) | 1990-11-27 | 1991-01-09 | Xaar Ltd | Laminate for use in manufacture of ink drop printheads |
| JPH0585704A (ja) * | 1991-03-07 | 1993-04-06 | Olympus Optical Co Ltd | 強誘電体薄膜の製造方法 |
| US5502345A (en) | 1994-08-29 | 1996-03-26 | The United States Of America As Represented By The Secretary Of The Navy | Unitary transducer with variable resistivity |
| JP3405498B2 (ja) * | 1995-02-20 | 2003-05-12 | セイコーエプソン株式会社 | 圧電体薄膜およびその製造法ならびにそれを用いたインクジェット記録ヘッド |
| JP3890634B2 (ja) * | 1995-09-19 | 2007-03-07 | セイコーエプソン株式会社 | 圧電体薄膜素子及びインクジェット式記録ヘッド |
-
1998
- 1998-03-25 EP EP19980105408 patent/EP0867952B8/en not_active Expired - Lifetime
- 1998-03-25 DE DE69808164T patent/DE69808164T2/de not_active Expired - Lifetime
- 1998-03-25 EP EP20010114232 patent/EP1179861A3/en not_active Withdrawn
- 1998-03-26 JP JP07912498A patent/JP3890733B2/ja not_active Expired - Fee Related
-
1999
- 1999-11-30 US US09/451,147 patent/US6551652B2/en not_active Expired - Fee Related
-
2006
- 2006-06-15 JP JP2006166232A patent/JP2006245619A/ja not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05235268A (ja) * | 1991-09-25 | 1993-09-10 | Seiko Epson Corp | 強誘電体薄膜の製造方法 |
| JPH065948A (ja) * | 1992-06-22 | 1994-01-14 | Rohm Co Ltd | 強誘電体薄膜の製造方法 |
| JPH0620866A (ja) * | 1992-07-02 | 1994-01-28 | Seiko Epson Corp | 誘電体素子 |
| JPH0867599A (ja) * | 1994-08-30 | 1996-03-12 | Sanyo Electric Co Ltd | 強誘電体薄膜の製造方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011061118A (ja) * | 2009-09-14 | 2011-03-24 | Seiko Epson Corp | 圧電素子、液体噴射ヘッドおよび液体噴射装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH11126930A (ja) | 1999-05-11 |
| JP3890733B2 (ja) | 2007-03-07 |
| EP0867952A1 (en) | 1998-09-30 |
| EP0867952B1 (en) | 2002-09-25 |
| US6551652B2 (en) | 2003-04-22 |
| EP1179861A2 (en) | 2002-02-13 |
| DE69808164T2 (de) | 2003-01-30 |
| EP0867952B8 (en) | 2003-05-28 |
| DE69808164D1 (de) | 2002-10-31 |
| US20020094372A1 (en) | 2002-07-18 |
| EP1179861A3 (en) | 2003-03-19 |
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