KR100573664B1 - 리튬 탄탈레이트 기판 및 이의 제조 방법 - Google Patents
리튬 탄탈레이트 기판 및 이의 제조 방법 Download PDFInfo
- Publication number
- KR100573664B1 KR100573664B1 KR1020040023849A KR20040023849A KR100573664B1 KR 100573664 B1 KR100573664 B1 KR 100573664B1 KR 1020040023849 A KR1020040023849 A KR 1020040023849A KR 20040023849 A KR20040023849 A KR 20040023849A KR 100573664 B1 KR100573664 B1 KR 100573664B1
- Authority
- KR
- South Korea
- Prior art keywords
- substrate
- lithium tantalate
- heat treatment
- crystal
- crystals
- Prior art date
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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
-
- 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
-
- 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
- C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
-
- 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
- C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
- C30B33/02—Heat treatment
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/35—Non-linear optics
- G02F1/355—Non-linear optics characterised by the materials used
- G02F1/3551—Crystals
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2202/00—Materials and properties
- G02F2202/20—LiNbO3, LiTaO3
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
Description
Claims (11)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 탄소 분말 내에 파묻히거나 탄소 용기 내에 있는 잉곳 형태의 리튬 탄탈레이트 결정을, 650 내지 1650℃의 유지 온도에서 열처리하는 단계를 포함하여 이루어지는,초크랄스키법으로 성장된 리튬 탄탈레이트 결정을 사용한 리튬 탄탈레이트 기판의 제조 방법.
- Si 분말 내에 파묻히거나 Si 용기 내에 있는 잉곳 형태의 리튬 탄탈레이트 결정을, 650 내지 1400℃의 유지 온도에서 열처리하는 단계를 포함하여 이루어지는,초크랄스키법으로 성장된 리튬 탄탈레이트 결정을 사용한 리튬 탄탈레이트 기판의 제조 방법.
- Ca, Al, Ti 및 Si로 구성되는 그룹에서 선택되는 금속 분말 내에 파묻힌 웨이퍼 형태의 리튬 탄탈레이트 결정을, 350 내지 600℃의 유지 온도에서 열처리하는 단계를 포함하여 이루어지는,초크랄스키법으로 성장된 리튬 탄탈레이트 결정을 사용한 리튬 탄탈레이트 기판의 제조 방법.
- Zn 분말 내에 파묻힌 웨이퍼 형태의 리튬 탄탈레이트 결정을, 350 이상 및 Zn 의 융점 미만의 유지 온도에서 열처리하는 단계를 포함하여 이루어지는,초크랄스키법으로 성장된 리튬 탄탈레이트 결정을 사용한 리튬 탄탈레이트 기판의 제조 방법.
- 제 7항 내지 제 10항 중의 어느 한 항에 있어서,상기 열처리를 4시간 이상 지속하는 것을 특징으로 하는 리튬 탄탈레이트 기판의 제조 방법.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003104176 | 2003-04-08 | ||
JPJP-P-2003-00104176 | 2003-04-08 | ||
JPJP-P-2003-00432472 | 2003-12-26 | ||
JP2003432472 | 2003-12-26 | ||
JPJP-P-2004-00061862 | 2004-03-05 | ||
JP2004061862A JP3938147B2 (ja) | 2003-04-08 | 2004-03-05 | タンタル酸リチウム基板およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040087923A KR20040087923A (ko) | 2004-10-15 |
KR100573664B1 true KR100573664B1 (ko) | 2006-04-24 |
Family
ID=33519653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040023849A KR100573664B1 (ko) | 2003-04-08 | 2004-04-07 | 리튬 탄탈레이트 기판 및 이의 제조 방법 |
Country Status (6)
Country | Link |
---|---|
US (5) | US20040255842A1 (ko) |
JP (1) | JP3938147B2 (ko) |
KR (1) | KR100573664B1 (ko) |
CN (1) | CN1324167C (ko) |
DE (1) | DE102004017142B4 (ko) |
TW (1) | TWI255299B (ko) |
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JP3938147B2 (ja) * | 2003-04-08 | 2007-06-27 | 住友金属鉱山株式会社 | タンタル酸リチウム基板およびその製造方法 |
JP4063191B2 (ja) * | 2003-10-16 | 2008-03-19 | 住友金属鉱山株式会社 | タンタル酸リチウム基板の製造方法 |
JP4063190B2 (ja) | 2003-10-16 | 2008-03-19 | 住友金属鉱山株式会社 | タンタル酸リチウム基板の製造方法 |
JP2005119907A (ja) | 2003-10-16 | 2005-05-12 | Sumitomo Metal Mining Co Ltd | タンタル酸リチウム基板およびその製造方法 |
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-
2004
- 2004-03-05 JP JP2004061862A patent/JP3938147B2/ja not_active Expired - Lifetime
- 2004-04-06 US US10/819,472 patent/US20040255842A1/en not_active Abandoned
- 2004-04-07 DE DE102004017142A patent/DE102004017142B4/de not_active Expired - Lifetime
- 2004-04-07 KR KR1020040023849A patent/KR100573664B1/ko active IP Right Grant
- 2004-04-08 TW TW093109713A patent/TWI255299B/zh not_active IP Right Cessation
- 2004-04-08 CN CNB2004100336004A patent/CN1324167C/zh not_active Expired - Lifetime
-
2006
- 2006-08-22 US US11/508,104 patent/US20060283375A1/en not_active Abandoned
- 2006-08-22 US US11/508,105 patent/US7544246B2/en not_active Expired - Lifetime
-
2007
- 2007-05-09 US US11/746,211 patent/US7544247B2/en not_active Expired - Lifetime
- 2007-08-14 US US11/838,345 patent/US7544248B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE102004017142B4 (de) | 2007-06-14 |
JP3938147B2 (ja) | 2007-06-27 |
US20060283372A1 (en) | 2006-12-21 |
US20070204788A1 (en) | 2007-09-06 |
US7544246B2 (en) | 2009-06-09 |
CN1540045A (zh) | 2004-10-27 |
JP2005206444A (ja) | 2005-08-04 |
DE102004017142A1 (de) | 2005-02-17 |
KR20040087923A (ko) | 2004-10-15 |
US20060283375A1 (en) | 2006-12-21 |
CN1324167C (zh) | 2007-07-04 |
US20070289524A1 (en) | 2007-12-20 |
US7544248B2 (en) | 2009-06-09 |
US7544247B2 (en) | 2009-06-09 |
US20040255842A1 (en) | 2004-12-23 |
TWI255299B (en) | 2006-05-21 |
TW200426258A (en) | 2004-12-01 |
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