CN114775040B - 一种大尺寸铌酸锂晶片及其加工方法 - Google Patents
一种大尺寸铌酸锂晶片及其加工方法 Download PDFInfo
- Publication number
- CN114775040B CN114775040B CN202210488874.0A CN202210488874A CN114775040B CN 114775040 B CN114775040 B CN 114775040B CN 202210488874 A CN202210488874 A CN 202210488874A CN 114775040 B CN114775040 B CN 114775040B
- Authority
- CN
- China
- Prior art keywords
- lithium niobate
- size
- size lithium
- niobate wafer
- polishing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 238000003672 processing method Methods 0.000 title claims abstract description 12
- 238000005498 polishing Methods 0.000 claims abstract description 48
- 239000013078 crystal Substances 0.000 claims abstract description 21
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000000227 grinding Methods 0.000 claims abstract description 15
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000002844 melting Methods 0.000 claims abstract description 13
- 230000008018 melting Effects 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 9
- 235000012431 wafers Nutrition 0.000 claims description 72
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 3
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 3
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Inorganic materials O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 claims description 3
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000010923 batch production Methods 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 229910013641 LiNbO 3 Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007777 multifunctional material Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/20—Controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/16—Oxides
- C30B29/22—Complex oxides
- C30B29/30—Niobates; Vanadates; Tantalates
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210488874.0A CN114775040B (zh) | 2022-05-06 | 2022-05-06 | 一种大尺寸铌酸锂晶片及其加工方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210488874.0A CN114775040B (zh) | 2022-05-06 | 2022-05-06 | 一种大尺寸铌酸锂晶片及其加工方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114775040A CN114775040A (zh) | 2022-07-22 |
CN114775040B true CN114775040B (zh) | 2023-03-31 |
Family
ID=82434715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210488874.0A Active CN114775040B (zh) | 2022-05-06 | 2022-05-06 | 一种大尺寸铌酸锂晶片及其加工方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114775040B (zh) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3254685B2 (ja) * | 1991-03-27 | 2002-02-12 | 住友金属鉱山株式会社 | ニオブ酸リチウム単結晶基板の製造方法 |
JP2009039827A (ja) * | 2007-08-09 | 2009-02-26 | Fujitsu Ltd | 研磨装置、基板及び電子機器の製造方法 |
JP5177290B2 (ja) * | 2009-06-04 | 2013-04-03 | 株式会社Sumco | 固定砥粒加工装置及び固定砥粒加工方法、並びに、半導体ウェーハ製造方法 |
CN103978406A (zh) * | 2014-05-12 | 2014-08-13 | 大连理工大学 | 一种铌酸锂晶体高效超光滑化学机械抛光方法 |
CN110744364B (zh) * | 2019-11-06 | 2021-07-13 | 天通控股股份有限公司 | 一种大尺寸超薄铌酸锂基片的双面抛光方法 |
CN111455453B (zh) * | 2020-05-13 | 2022-03-18 | 济南大学 | 一种生长超晶格铌酸锂晶体的方法 |
CN113732824B (zh) * | 2021-09-06 | 2022-12-02 | 江苏富勤机械制造有限公司 | 一种异形零件用换向打磨装置及打磨方法 |
-
2022
- 2022-05-06 CN CN202210488874.0A patent/CN114775040B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN114775040A (zh) | 2022-07-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN216179005U (zh) | 一种晶圆棒外壁打磨装置 | |
CN113737282B (zh) | 化合物锗酸锌铷非线性光学晶体及其制备方法和用途 | |
CN114775040B (zh) | 一种大尺寸铌酸锂晶片及其加工方法 | |
CN1763264A (zh) | 磷酸镓晶体的助熔剂生长法 | |
CN102383189B (zh) | 铌锌酸铅-钛酸铅单晶的制备方法 | |
CN110359081B (zh) | 一种晶体生长过程高宽比控制方法 | |
CN110468445B (zh) | 硼酸铯钡非线性光学晶体及其制备方法和用途 | |
KR20100056640A (ko) | 단결정 성장장치 | |
JPH0570288A (ja) | 化合物半導体単結晶の製造方法及び製造装置 | |
CN103065935A (zh) | 一种采用挤压方式去除igbt用硅晶圆抛光片边缘氧化膜的方法 | |
CN110804759B (zh) | 一种载晶架及kdp类晶体的生长方法 | |
CN113231948A (zh) | 一种sc切型晶片圆周面抛光设备及工艺方法 | |
CN207650667U (zh) | 一种晶体提拉炉控制系统 | |
JP3711416B2 (ja) | 半導体ウェーハのケミカルラップ装置 | |
CN219426531U (zh) | 一种用于间隔套生产的加工装置 | |
CN216404591U (zh) | 一种碳化硅晶体生长坩埚装置 | |
CN216838274U (zh) | 一种保温体和坩埚双旋转的碳化硅生长装置 | |
CN217834239U (zh) | 一种单晶硅生产用切割设备 | |
CN215148017U (zh) | 一种sc切晶片圆周面抛光设备 | |
CN217298098U (zh) | 一种方便检修的半导体晶圆加工用单晶硅炉 | |
CN114388368B (zh) | 一种晶圆贴蜡实施方法 | |
CN114274040B (zh) | 一种碳化硅研磨设备 | |
CN213376524U (zh) | 一种蜂蜜融晶破浆机 | |
JPH07315983A (ja) | 酸化物単結晶膜の製造方法及びその装置 | |
CN217225032U (zh) | 一种抛光设备 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20230316 Address after: North side of the first floor of Building A, China Sound Valley Information Innovation Industrial Park, No. 176, Yun'er Road, Hefei Economic and Technological Development Zone, Anhui Province, 230000 Applicant after: ANHUI KERUI SICHUANG CRYSTAL MATERIAL Co.,Ltd. Address before: 230000 north side of the first floor of plant a, No. 176, Yuner Road, Hefei Economic and Technological Development Zone, Anhui Province Applicant before: Hefei Zhongke Ruiheng New Material Technology Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A large-sized lithium niobate chip and its processing method Granted publication date: 20230331 Pledgee: China Co. truction Bank Corp Hefei economic and Technological Development Zone Branch Pledgor: ANHUI KERUI SICHUANG CRYSTAL MATERIAL Co.,Ltd. Registration number: Y2024980008319 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |