KR101552279B1 - 박막 pzt 구조의 접착력 강화 - Google Patents
박막 pzt 구조의 접착력 강화 Download PDFInfo
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- KR101552279B1 KR101552279B1 KR1020140054371A KR20140054371A KR101552279B1 KR 101552279 B1 KR101552279 B1 KR 101552279B1 KR 1020140054371 A KR1020140054371 A KR 1020140054371A KR 20140054371 A KR20140054371 A KR 20140054371A KR 101552279 B1 KR101552279 B1 KR 101552279B1
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- 239000010409 thin film Substances 0.000 title description 4
- 239000010410 layer Substances 0.000 claims abstract description 105
- 239000012790 adhesive layer Substances 0.000 claims abstract description 97
- 238000002161 passivation Methods 0.000 claims abstract description 57
- 239000000758 substrate Substances 0.000 claims abstract description 35
- 229910000510 noble metal Inorganic materials 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 32
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 24
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- 229910052710 silicon Inorganic materials 0.000 claims description 12
- 239000010703 silicon Substances 0.000 claims description 12
- 229910052697 platinum Inorganic materials 0.000 claims description 11
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims description 9
- 239000010948 rhodium Substances 0.000 claims description 9
- 229910052707 ruthenium Inorganic materials 0.000 claims description 9
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 8
- 239000011651 chromium Substances 0.000 claims description 7
- 229910052741 iridium Inorganic materials 0.000 claims description 7
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 7
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- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 7
- 239000010936 titanium Substances 0.000 claims description 7
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- 229910052804 chromium Inorganic materials 0.000 claims description 5
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- RVLXVXJAKUJOMY-UHFFFAOYSA-N lanthanum;oxonickel Chemical compound [La].[Ni]=O RVLXVXJAKUJOMY-UHFFFAOYSA-N 0.000 claims description 3
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 claims description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 21
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- 239000005380 borophosphosilicate glass Substances 0.000 description 2
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- 239000010931 gold Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- 230000036316 preload Effects 0.000 description 2
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- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- HLLICFJUWSZHRJ-UHFFFAOYSA-N tioxidazole Chemical compound CCCOC1=CC=C2N=C(NC(=O)OC)SC2=C1 HLLICFJUWSZHRJ-UHFFFAOYSA-N 0.000 description 2
- 235000012431 wafers Nutrition 0.000 description 2
- REHONNLQRWTIFF-UHFFFAOYSA-N 3,3',4,4',5-pentachlorobiphenyl Chemical compound C1=C(Cl)C(Cl)=CC=C1C1=CC(Cl)=C(Cl)C(Cl)=C1 REHONNLQRWTIFF-UHFFFAOYSA-N 0.000 description 1
- DKCRDQKHMMPWPG-UHFFFAOYSA-N 3-methylpiperidine-2,6-dione Chemical compound CC1CCC(=O)NC1=O DKCRDQKHMMPWPG-UHFFFAOYSA-N 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
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- 229910052737 gold Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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- 229920003209 poly(hydridosilsesquioxane) Polymers 0.000 description 1
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- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
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Images
Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4873—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives the arm comprising piezoelectric or other actuators for adjustment of the arm
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4826—Mounting, aligning or attachment of the transducer head relative to the arm assembly, e.g. slider holding members, gimbals, adhesive
- G11B5/483—Piezoelectric devices between head and arm, e.g. for fine adjustment
-
- 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
- H10N30/08—Shaping or machining of piezoelectric or electrostrictive bodies
- H10N30/081—Shaping or machining of piezoelectric or electrostrictive bodies by coating or depositing using masks, e.g. lift-off
-
- 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
- H10N30/08—Shaping or machining of piezoelectric or electrostrictive bodies
- H10N30/082—Shaping or machining of piezoelectric or electrostrictive bodies by etching, e.g. lithography
-
- 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
- H10N30/704—Piezoelectric or electrostrictive devices based on piezoelectric or electrostrictive films or coatings
- H10N30/706—Piezoelectric or electrostrictive devices based on piezoelectric or electrostrictive films or coatings characterised by the underlying bases, e.g. substrates
- H10N30/708—Intermediate layers, e.g. barrier, adhesion or growth control buffer layers
-
- 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
- H10N30/88—Mounts; Supports; Enclosures; Casings
- H10N30/883—Additional insulation means preventing electrical, physical or chemical damage, e.g. protective coatings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- 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
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/70—Nanostructure
- Y10S977/832—Nanostructure having specified property, e.g. lattice-constant, thermal expansion coefficient
- Y10S977/837—Piezoelectric property of nanomaterial
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
- Micromachines (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Abstract
Description
[0008] 도 1은 데이터 저장 디바이스의 분해된 투시도이다.
[0009] 도 2는 도 1의 데이터 저장 디바이스의 서스펜션 부분의 투시도이다.
[0010] 도 3은 도 2의 서스펜션 부분의 헤드 짐벌 어셈블리의 투시도이다.
[0011] 도 4는 마이크로액추에이터의 개략적 측면도이다.
[0012] 도 5는 패시베이션층 및 접착층을 갖는 마이크로액추에이터를 형성하기 위한 방법의 블록도이다.
[0013] 도 6a-6e는, 패시베이션층 및 접착층을 갖는 마이크로액추에이터를 형성하기 위한 도 5의 방법을 단계적으로 예시한다.
[0014] 도 7a-7f는 패시베이션층 및 접착층을 갖는 마이크로액추에이터를 형성하기 위한 또 다른 방법을 단계적으로 예시한다.
[0015] 도 8은 패시베이션층 및 접착층을 갖는 마이크로액추에이터의 개략적 측면도이다.
[0016] 도 9는 패시베이션층 및 접착층을 갖는 마이크로액추에이터의 또 다른 실시예의 개략적 측면도이다.
[0017] 도 10은 패시베이션층 및 접착층을 갖는 마이크로액추에이터의 또 다른 실시예의 개략적 측면도이다.
Claims (20)
- 마이크로액추에이터로서,
기판;
상기 기판 상의 샌드위치 구조(sandwich structure) ―상기 샌드위치 구조는 귀금속을 포함하는 하부 전극, 압전층, 및 귀금속을 포함하는 상부 전극으로 이루어짐―; 및
상기 기판과 상기 샌드위치 구조 위의 패시베이션층
을 포함하며, 상기 마이크로액추에이터는,
상기 하부 전극과 상기 패시베이션층 사이에 제공되는 하부 접착층; 및
상기 상부 전극과 상기 패시베이션층 사이에 제공되는 상부 접착층
중 하나 또는 둘 다를 더 포함하는, 마이크로액추에이터. - 제 1 항에 있어서,
상기 하부 접착층 및 상기 상부 접착층 둘 다를 포함하는, 마이크로액추에이터. - 제 1 항에 있어서,
상기 패시베이션층은 테트라-에틸-오르쏘-실리케이트(tetra-ethyl-ortho-silicate)를 포함하는, 마이크로액추에이터. - 제 1 항에 있어서,
상기 패시베이션층은 1 마이크로미터 미만의 두께를 갖는, 마이크로액추에이터. - 제 1 항에 있어서,
상기 하부 전극은 백금을 포함하며 상기 상부 전극은 루테늄 또는 백금을 포함하는, 마이크로액추에이터. - 제 1 항에 있어서,
상기 접착층들 중 하나 또는 둘 다는 티타늄, 탄탈 또는 크롬을 포함하는, 마이크로액추에이터. - 제 6 항에 있어서,
상기 접착층들은 5 내지 15 nm의 두께를 갖는, 마이크로액추에이터. - 제 1 항에 있어서,
상기 기판과 상기 샌드위치 구조 사이에 유전체층을 더 포함하는, 마이크로액추에이터. - 마이크로액추에이터로서,
실리콘 기판;
상기 기판상의 하부 전극;
상기 하부 전극의 제 1 섹션 상에 있으면서 상기 제 1 섹션과 접촉하는 압전층;
상기 압전층 상에 있으면서 상기 압전층과 접촉하는 상부 전극;
상기 하부 전극의 제 2 섹션 상의 하부 접착층;
상기 상부 전극 상의 상부 접착층; 및
상기 하부 접착층과 상기 상부 접착층 위의 패시베이션층
을 포함하는, 마이크로액추에이터. - 제 9 항에 있어서,
상기 기판상에 유전체층을 더 포함하며, 상기 하부 전극은 상기 유전체층 상에 있는, 마이크로액추에이터. - 제 9 항에 있어서,
상기 하부 전극 및 상기 상부 전극은 각각 귀금속을 포함하는, 마이크로액추에이터. - 제 11 항에 있어서,
상기 하부 전극은 백금을 포함하며 상기 상부 전극은 루테늄 또는 백금을 포함하는, 마이크로액추에이터. - 제 9 항에 있어서,
상기 하부 전극 및 상기 상부 전극은 각각, 개별적으로, 백금, 이리듐, 루테늄, 로듐, 이들의 합금들, 스트론튬 티타늄 산화물, 또는 란타늄 니켈 산화물을 포함하는, 마이크로액추에이터. - 제 9 항에 있어서,
상기 패시베이션층은 테트라-에틸-오르쏘-실리케이트(tetra-ethyl-ortho-silicate)를 포함하는, 마이크로액추에이터. - 제 14 항에 있어서,
상기 패시베이션층은 1 마이크로미터 미만의 두께를 갖는, 마이크로액추에이터. - 제 9 항에 있어서,
상기 접착층들 중 하나 또는 둘 다는 티타늄, 탄탈 또는 크롬을 포함하는, 마이크로액추에이터. - 제 9 항에 있어서,
상기 접착층들은 5 내지 15nm의 두께를 갖는, 마이크로액추에이터. - 디스크 드라이브로서,
마이크로액추에이터, 서스펜션 어셈블리, 및 헤드 짐벌 어셈블리를 포함하며,
상기 마이크로액추에이터는, 실리콘 기판, 상기 기판상에 있으면서 백금, 이리듐, 루테늄 또는 로듐 중 하나를 포함하는 하부 전극, 상기 하부 전극의 제 1 섹션 상에 있으면서 상기 제 1 섹션과 접촉하는 압전층, 상기 압전층 상에 있으면서 상기 압전층과 접촉하며 백금, 이리듐, 루테늄 또는 로듐 중 하나를 포함하는 상부 전극, 상기 하부 전극의 제 2 섹션 상의 하부 접착층, 상기 상부 전극상의 상부 접착층, 및 상기 하부 접착층과 상기 상부 접착층 위의 유전체 패시베이션층을 포함하는, 디스크 드라이브. - 제 18 항에 있어서,
상기 패시베이션층은 테트라-에틸-오르쏘-실리케이트(tetra-ethyl-ortho-silicate)를 포함하는, 디스크 드라이브. - 제 18 항에 있어서,
상기 접착층들 중 하나 또는 둘 다는 티타늄, 탄탈 또는 크롬을 포함하는, 디스크 드라이브.
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US13/886,780 US8854772B1 (en) | 2013-05-03 | 2013-05-03 | Adhesion enhancement of thin film PZT structure |
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CN112201280B (zh) * | 2019-07-08 | 2024-07-09 | 马格内康普公司 | 用于谐振改善的多层执行器电极构型 |
US11152024B1 (en) | 2020-03-30 | 2021-10-19 | Western Digital Technologies, Inc. | Piezoelectric-based microactuator arrangement for mitigating out-of-plane force and phase variation of flexure vibration |
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