KR950030220A - 다이아몬드 웨이퍼 및 그 제조 방법 - Google Patents
다이아몬드 웨이퍼 및 그 제조 방법 Download PDFInfo
- Publication number
- KR950030220A KR950030220A KR1019950008254A KR19950008254A KR950030220A KR 950030220 A KR950030220 A KR 950030220A KR 1019950008254 A KR1019950008254 A KR 1019950008254A KR 19950008254 A KR19950008254 A KR 19950008254A KR 950030220 A KR950030220 A KR 950030220A
- Authority
- KR
- South Korea
- Prior art keywords
- diamond
- wafer
- film
- wafer according
- substrate
- Prior art date
Links
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 34
- 239000010432 diamond Substances 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims abstract 5
- 238000005498 polishing Methods 0.000 claims abstract description 4
- 239000002245 particle Substances 0.000 claims abstract 8
- 239000000758 substrate Substances 0.000 claims abstract 7
- 238000010897 surface acoustic wave method Methods 0.000 claims abstract 5
- 230000015572 biosynthetic process Effects 0.000 claims abstract 4
- 239000012808 vapor phase Substances 0.000 claims abstract 3
- 238000003786 synthesis reaction Methods 0.000 claims abstract 2
- 235000012431 wafers Nutrition 0.000 claims 17
- 239000007789 gas Substances 0.000 claims 4
- 229930195733 hydrocarbon Natural products 0.000 claims 3
- 150000002430 hydrocarbons Chemical class 0.000 claims 3
- 239000000463 material Substances 0.000 claims 3
- 230000003746 surface roughness Effects 0.000 claims 3
- 238000001308 synthesis method Methods 0.000 claims 3
- 238000010574 gas phase reaction Methods 0.000 claims 2
- 239000012071 phase Substances 0.000 claims 2
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- 244000126211 Hericium coralloides Species 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 230000006911 nucleation Effects 0.000 claims 1
- 238000010899 nucleation Methods 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/20—Deposition of semiconductor materials on a substrate, e.g. epitaxial growth solid phase epitaxy
-
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/26—Deposition of carbon only
- C23C16/27—Diamond only
- C23C16/279—Diamond only control of diamond crystallography
-
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/26—Deposition of carbon only
- C23C16/27—Diamond only
-
- 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
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
-
- 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
- C30B29/02—Elements
- C30B29/04—Diamond
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/08—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02543—Characteristics of substrate, e.g. cutting angles
- H03H9/02582—Characteristics of substrate, e.g. cutting angles of diamond substrates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Acoustics & Sound (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Chemical Vapour Deposition (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
본 발명은 다이아몬드 웨이퍼 및 그 제조방법에 관한 것으로서, 표면 탄성파 소자, 반도체 장치, 연마 디스크등에 이용하기 위하여 기판 위에 다이아몬드를 피복한 평탄한 다이아몬드 웨이퍼를 제조하는 것으로, 기판위에 기상 합성법에 의해 (100) 배향한 다이아몬드막을 형성하고, 형성후의 휘어짐이 2㎛∼150㎛이 되도록 하고, 이것을 연마해서 Rmax 500Å 이하의 평활한 면으로 하며, 표면 탄성 소자로 할 경우에는 표면 탄성파의 성장의 5배 또는
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제3도는 다이아몬드를 피복하여 연마하고 또한 전극 형성하는 공정을 나타내는 개략단면도.
Claims (14)
- 기판 및 기상 합성법에 의해 기판위에 코팅된(100) 배향한 다이아몬드막으로 이루어지며, 다이아몬드막은 기상합성법에 의해 형성된 후, 연마에 의해 Rmax 500Å, Ra200Å이하의 면조도로 마무리되는 것을 특징으로 하는 다이아몬드 웨이퍼.
- 제1항에 있어서, 웨이퍼가 원형이고, 바깥 둘레에서 중심을 향해서 단조롭게 휘어져 있는 것을 특징으로 하는 다이아몬드 웨이퍼.
- 제1항 또는 제2항에 있어서, 바깥 둘레 면으로부터 웨이퍼 중앙부의 휘어지는 양 ΔH가 2㎛≤│ΔH│≤150㎛인 것을 특징으로 하는 다이아몬드 웨이퍼.
- 제1항에서 제3항 중 어느 한 항에 있어서, Si(100)웨이퍼를 기판으로 하는 것을 특징으로 하는 다이아몬드 웨이퍼.
- 다이아몬드 막이 2㎛∼1000㎛의 두께를 가지는 것을 특징으로 하는 다이아몬드 웨이퍼.
- 제1항에서 제5항중 어느 한 항에서, 다이아몬드막의 다결정 다이아몬드 입자의 평균 입자 직경 Da가 Da≤0.5㎛인 것을 특징으로 하는 다이아몬드 웨이퍼.
- 제1항에서 제5항중 어느 한 항에 있어서, 다이아몬드막 위에 압전 재료막 및, 빗살형 전극이 압전 재료/전극순으로 또는 전극/압전 재료 순으로 복수 셋트로 형성되고, 표면 탄성파 소자가 다이아몬드 막위에 종횡으로 복수개 제조되어 있는 것을 특징으로 하는 다이아몬드 웨이퍼.
- 제7항에 있어서, 다이아몬드막의 다결정 다이아몬드 입자의 평균 입자 직경 Da가 형 전극에 의해서 결정되는 표면 탄성판의 파장 λ의 5배 이상인 것을 특징으로 하는 다이아몬드 웨이퍼.
- 제7항에 있어서, 다이아몬드막이 다결정 다이아몬드 입자의 평균 입자 직경 Da가 빗살형 전극에 의해서 결정되는 표면 탄성파의 파장 λ의 5분의 1이하인 것을 특징으로 하는 다이아몬드 웨이퍼.
- 제7항에서 제9항중 어느 한 항에 있어서, 표면 탄성파의 다이아몬드막 부분에서의 1파장당 이송 손실이 0.02〔dB/파장〕이하인 것을 특징으로 하는 다이아몬드 웨이퍼.
- 수소와 탄화수소를 포함하는 원료 가스를 진공 용기에 도입하여 원료 가스를 여기함으로써 기상 반응을 일으키는 기상 합성법에 의해 기판 위에 (100)면조도 Rmax 500Å, Ra 200Å이하로 마무리하는 공정을 포함하는 것을 특징으로 하는 다이아몬드 웨이퍼.
- 제11항에 있어서, 기상 합성의 초기에 있어서, 탄화 수소의 농도를 높이고, 이후는 탄화 수소의 농도를 낮게 하는 것을 특징으로 하는 다이아몬드 웨이퍼 제조 방법.
- 제12항에 있어서, 다이아몬드막 형성후 휘어짐의 절대값이 2㎛∼150㎛이며, 연마후 휘어짐의 절대값이 2㎛∼150㎛이하인 것을 특징으로 하는 다이아몬드 웨이퍼의 제조 방법.
- 제13항에 있어서, 기판의 흠을 처리하고, 표면 조도를 Ra 50Å∼Ra 100Å로 하고 나서 기상 반응을 일으켜 핵발생 밀도를 1010개/㎤ 이상으로 하는 것을 특징으로 하는 다이아몬드 웨이퍼 제조방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9593094 | 1994-04-07 | ||
JP94-95930 | 1994-04-07 | ||
JP94-095930 | 1994-04-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950030220A true KR950030220A (ko) | 1995-11-24 |
KR0163645B1 KR0163645B1 (ko) | 1999-02-01 |
Family
ID=14150997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950008254A KR0163645B1 (ko) | 1994-04-07 | 1995-04-06 | 다이아몬드 웨이퍼 및 그 제조 방법 |
Country Status (4)
Country | Link |
---|---|
US (2) | US5776246A (ko) |
EP (1) | EP0676485B1 (ko) |
KR (1) | KR0163645B1 (ko) |
DE (1) | DE69503285T2 (ko) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0676485B1 (en) * | 1994-04-07 | 1998-07-08 | Sumitomo Electric Industries, Limited | Diamond wafer and method of producing a diamond wafer |
EP0878268B1 (en) | 1994-05-23 | 2002-03-27 | Sumitomo Electric Industries, Ltd. | Polishing apparatus and method for hard material-coated wafer |
DE69535861D1 (de) * | 1994-06-24 | 2008-11-27 | Sumitomo Electric Industries | Wafer und sein Herstellungsverfahren |
US5880552A (en) * | 1997-05-27 | 1999-03-09 | The United States Of America As Represented By The Secretary Of The Navy | Diamond or diamond like carbon coated chemical sensors and a method of making same |
JP3168961B2 (ja) * | 1997-10-06 | 2001-05-21 | 住友電気工業株式会社 | ダイヤモンド基板及びダイヤモンド基板の評価方法並びにダイヤモンド表面弾性波フィルタ |
JP3125046B2 (ja) * | 1997-11-21 | 2001-01-15 | 工業技術院長 | ダイヤモンド単結晶薄膜製造方法 |
US6222299B1 (en) * | 1998-02-09 | 2001-04-24 | Lucent Technologies Inc. | Surface acoustic wave devices comprising large-grained diamonds and methods for making |
US6416865B1 (en) | 1998-10-30 | 2002-07-09 | Sumitomo Electric Industries, Ltd. | Hard carbon film and surface acoustic-wave substrate |
KR100352985B1 (ko) * | 1999-04-30 | 2002-09-18 | 한국과학기술연구원 | 균열이 없고 평탄한 다이아몬드막 합성 방법 |
WO2001028090A1 (fr) * | 1999-10-15 | 2001-04-19 | Sumitomo Electric Industries, Ltd. | Dispositif a ondes acoustiques de surface |
US6625250B2 (en) * | 1999-12-20 | 2003-09-23 | Agere Systems Inc. | Optical structures and methods for x-ray applications |
WO2001069676A2 (en) * | 2000-03-13 | 2001-09-20 | Sun Microsystems, Inc. | Method and apparatus for bonding substrates |
US7132309B2 (en) | 2003-04-22 | 2006-11-07 | Chien-Min Sung | Semiconductor-on-diamond devices and methods of forming |
US6814130B2 (en) * | 2000-10-13 | 2004-11-09 | Chien-Min Sung | Methods of making diamond tools using reverse casting of chemical vapor deposition |
US6659161B1 (en) | 2000-10-13 | 2003-12-09 | Chien-Min Sung | Molding process for making diamond tools |
JP2002338388A (ja) * | 2001-02-15 | 2002-11-27 | Ngk Insulators Ltd | ダイヤモンドコート部材 |
US6770966B2 (en) * | 2001-07-31 | 2004-08-03 | Intel Corporation | Electronic assembly including a die having an integrated circuit and a layer of diamond to transfer heat |
US6660329B2 (en) | 2001-09-05 | 2003-12-09 | Kennametal Inc. | Method for making diamond coated cutting tool |
AU2003209209A1 (en) * | 2002-01-25 | 2003-09-02 | Michigan State University | Surface acoustic wave devices based on unpolished nanocrystalline diamond |
JP3762893B2 (ja) * | 2002-02-13 | 2006-04-05 | 株式会社国際電気通信基礎技術研究所 | 反射装置およびその製造方法 |
US6930376B2 (en) * | 2002-02-13 | 2005-08-16 | Atr Advanced Telecommunications Research Institute International | Semiconductor device having a folded layer structure |
US6936497B2 (en) * | 2002-12-24 | 2005-08-30 | Intel Corporation | Method of forming electronic dies wherein each die has a layer of solid diamond |
US6964880B2 (en) * | 2003-06-27 | 2005-11-15 | Intel Corporation | Methods for the control of flatness and electron mobility of diamond coated silicon and structures formed thereby |
US6987028B2 (en) * | 2003-07-24 | 2006-01-17 | Intel Corporation | Method of fabricating a microelectronic die |
JP4233467B2 (ja) * | 2004-02-16 | 2009-03-04 | 株式会社神戸製鋼所 | 紫外線センサ及びその製造方法 |
CN100348774C (zh) * | 2005-06-24 | 2007-11-14 | 天津理工大学 | 适用saw器件的纳米金刚石膜及制备方法 |
US20070232074A1 (en) * | 2006-03-31 | 2007-10-04 | Kramadhati Ravi | Techniques for the synthesis of dense, high-quality diamond films using a dual seeding approach |
US20090017258A1 (en) * | 2007-07-10 | 2009-01-15 | Carlisle John A | Diamond film deposition |
US7846767B1 (en) | 2007-09-06 | 2010-12-07 | Chien-Min Sung | Semiconductor-on-diamond devices and associated methods |
JP5343419B2 (ja) * | 2008-06-27 | 2013-11-13 | 住友電気工業株式会社 | 成膜方法 |
US8691663B2 (en) * | 2009-11-06 | 2014-04-08 | Alliance For Sustainable Energy, Llc | Methods of manipulating stressed epistructures |
KR102106424B1 (ko) * | 2013-09-30 | 2020-06-02 | 아다만도 나미키 세이미츠 호오세키 가부시키가이샤 | 다이아몬드 기판 및 다이아몬드 기판의 제조 방법 |
US10373725B2 (en) * | 2014-11-06 | 2019-08-06 | Ii-Vi Incorporated | Highly twinned, oriented polycrystalline diamond film and method of manufacture thereof |
DE102015006514B4 (de) * | 2015-05-26 | 2016-12-15 | Condias Gmbh | Verfahren zum Herstellen einer Diamant-Elektrode und Diamant-Elektrode |
US10914800B2 (en) | 2015-07-10 | 2021-02-09 | Stc.Unm | Magnetic resonance spectrometer |
US20180061608A1 (en) * | 2017-09-28 | 2018-03-01 | Oxford Instruments X-ray Technology Inc. | Window member for an x-ray device |
CN112152588B (zh) * | 2020-09-25 | 2024-01-30 | 福建晶安光电有限公司 | 声表面波滤波器及声表面波滤波器用晶片的加工方法 |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE40137C (de) * | p. olivier - LECQ in Templeuve, Nord-Frankreich | Maschine zum Auskörnen von Aehren, Samenkapseln u. dergl | ||
JPH0770456B2 (ja) * | 1986-04-25 | 1995-07-31 | 三菱電機株式会社 | 半導体装置の製造方法 |
US4863529A (en) * | 1987-03-12 | 1989-09-05 | Sumitomo Electric Industries, Ltd. | Thin film single crystal diamond substrate |
JPS63256356A (ja) * | 1987-04-15 | 1988-10-24 | Hitachi Ltd | 研摩方法および装置 |
JPH0779958B2 (ja) * | 1987-05-08 | 1995-08-30 | 住友電気工業株式会社 | 大型ダイヤモンドの合成方法 |
US5270028A (en) * | 1988-02-01 | 1993-12-14 | Sumitomo Electric Industries, Ltd. | Diamond and its preparation by chemical vapor deposition method |
JPH0226900A (ja) * | 1988-07-15 | 1990-01-29 | Tosoh Corp | ダイヤモンド膜の研磨法 |
JPH02173264A (ja) * | 1988-12-26 | 1990-07-04 | Olympus Optical Co Ltd | 高硬度多層膜 |
JPH0355822A (ja) * | 1989-07-25 | 1991-03-11 | Shin Etsu Handotai Co Ltd | 半導体素子形成用基板の製造方法 |
US5273731A (en) * | 1989-09-14 | 1993-12-28 | General Electric Company | Substantially transparent free standing diamond films |
JPH03145900A (ja) * | 1989-11-01 | 1991-06-21 | Yamaha Corp | スピーカー用振動板 |
JP3028660B2 (ja) * | 1991-10-21 | 2000-04-04 | 住友電気工業株式会社 | ダイヤモンドヒートシンクの製造方法 |
JPH04358410A (ja) * | 1991-06-05 | 1992-12-11 | Sumitomo Electric Ind Ltd | 表面弾性波素子及びその製造方法 |
US5240749A (en) * | 1991-08-27 | 1993-08-31 | University Of Central Florida | Method for growing a diamond thin film on a substrate by plasma enhanced chemical vapor deposition |
JP3132515B2 (ja) * | 1991-09-26 | 2001-02-05 | 住友電気工業株式会社 | 表面弾性波素子の製造方法 |
US5270077A (en) * | 1991-12-13 | 1993-12-14 | General Electric Company | Method for producing flat CVD diamond film |
JP3121102B2 (ja) * | 1992-03-26 | 2000-12-25 | キヤノン株式会社 | 平板ダイヤモンド結晶、及びその形成方法 |
JP3252865B2 (ja) * | 1992-09-11 | 2002-02-04 | 住友電気工業株式会社 | 表面弾性波素子および表面弾性波素子の製造方法 |
US5382809A (en) * | 1992-09-14 | 1995-01-17 | Sumitomo Electric Industries, Ltd. | Semiconductor device including semiconductor diamond |
JPH06263595A (ja) * | 1993-03-10 | 1994-09-20 | Canon Inc | ダイヤモンド被覆部材及びその製造方法 |
JP3774904B2 (ja) * | 1994-01-27 | 2006-05-17 | 住友電気工業株式会社 | 平坦なダイヤモンド膜の合成法とダイヤモンド自立膜及びダイヤモンド膜の研磨方法 |
EP0676485B1 (en) * | 1994-04-07 | 1998-07-08 | Sumitomo Electric Industries, Limited | Diamond wafer and method of producing a diamond wafer |
EP0878268B1 (en) * | 1994-05-23 | 2002-03-27 | Sumitomo Electric Industries, Ltd. | Polishing apparatus and method for hard material-coated wafer |
EP0699776B1 (en) * | 1994-06-09 | 1999-03-31 | Sumitomo Electric Industries, Limited | Wafer and method of producing a wafer |
US5882809A (en) * | 1997-01-02 | 1999-03-16 | U.S. The United States Of America As Represented By The United States Department Of Energy | Solid oxide fuel cell with multi-unit construction and prismatic design |
-
1995
- 1995-04-04 EP EP95302234A patent/EP0676485B1/en not_active Expired - Lifetime
- 1995-04-04 DE DE69503285T patent/DE69503285T2/de not_active Expired - Lifetime
- 1995-04-06 KR KR1019950008254A patent/KR0163645B1/ko not_active IP Right Cessation
- 1995-04-06 US US08/418,116 patent/US5776246A/en not_active Expired - Lifetime
-
1997
- 1997-11-21 US US08/975,254 patent/US6051063A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69503285D1 (de) | 1998-08-13 |
EP0676485B1 (en) | 1998-07-08 |
DE69503285T2 (de) | 1998-11-05 |
EP0676485A1 (en) | 1995-10-11 |
US5776246A (en) | 1998-07-07 |
US6051063A (en) | 2000-04-18 |
KR0163645B1 (ko) | 1999-02-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR950030220A (ko) | 다이아몬드 웨이퍼 및 그 제조 방법 | |
JPH07147251A (ja) | 結晶性炭化ケイ素膜の成長方法 | |
US5874130A (en) | Wafer and method of producing a wafer | |
JPH03146672A (ja) | Cvd用サセプター | |
JP3261687B2 (ja) | パッドコンディショナー及びその製造方法 | |
US5374414A (en) | Self-supporting diamond filaments | |
US20050277224A1 (en) | Base material for forming diamond film and diamond film | |
TWI738420B (zh) | 化學機械拋光墊調節器及其製造方法 | |
WO1997047789A1 (fr) | Film de diamants et procede de fabrication | |
JPS63277593A (ja) | ダイヤモンド被覆素子およびその製造方法 | |
JPS61210179A (ja) | ミクロト−ム用コ−ティング刃の製造方法 | |
JPH0230697A (ja) | 気相合成ダイヤモンド結晶の形成方法及びダイヤモンド結晶を有する基材 | |
JP3296134B2 (ja) | ダイヤモンドウエハ−とその製造方法 | |
Suetsugu et al. | AlN epitaxial growth on atomically flat initially nitrided α-Al2O3 wafer | |
JP3317959B2 (ja) | リソグラフィ用マスクメンブレンの製造方法 | |
JP3459152B2 (ja) | 基板前処理方法およびこれを用いた多結晶ダイヤモンドメンブレンの製造方法 | |
JPH06262525A (ja) | 研削砥石及びその製造方法 | |
JPH0817693A (ja) | 硬質物質被覆ウエハ−及びその製造方法 | |
JP3728466B2 (ja) | 単結晶ダイヤモンド膜の製造方法 | |
JPH05202211A (ja) | 耐摩耗性プラスチック成形物及びその製造方法 | |
JPH05286789A (ja) | ダイヤモンド含有複合体被覆部材およびその製造方法 | |
US4243395A (en) | Method for precision grinding of hard, pointed materials | |
JPH0461490B2 (ko) | ||
JPH09173192A (ja) | 高撥水性鏡 | |
JPH107492A (ja) | 単結晶ダイヤモンド膜の形成方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20100825 Year of fee payment: 13 |
|
LAPS | Lapse due to unpaid annual fee |