JP2006016288A - 半導体製造プロセスに使用される金属炭化物基体の表面処理方法、および金属炭化物基体 - Google Patents
半導体製造プロセスに使用される金属炭化物基体の表面処理方法、および金属炭化物基体 Download PDFInfo
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- JP2006016288A JP2006016288A JP2004210010A JP2004210010A JP2006016288A JP 2006016288 A JP2006016288 A JP 2006016288A JP 2004210010 A JP2004210010 A JP 2004210010A JP 2004210010 A JP2004210010 A JP 2004210010A JP 2006016288 A JP2006016288 A JP 2006016288A
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- Prior art keywords
- carbide substrate
- metal carbide
- gas mixture
- reactive gas
- surface layer
- Prior art date
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- 239000002184 metal Substances 0.000 title claims abstract description 76
- 239000000758 substrate Substances 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 63
- 239000004065 semiconductor Substances 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 239000000203 mixture Substances 0.000 claims abstract description 43
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 31
- 239000002344 surface layer Substances 0.000 claims abstract description 27
- 238000005530 etching Methods 0.000 claims abstract description 14
- 239000007789 gas Substances 0.000 claims description 53
- 229910052736 halogen Inorganic materials 0.000 claims description 26
- 150000002367 halogens Chemical class 0.000 claims description 26
- 238000011282 treatment Methods 0.000 claims description 7
- 239000012298 atmosphere Substances 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 238000004381 surface treatment Methods 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 150000002431 hydrogen Chemical class 0.000 claims description 4
- 238000010335 hydrothermal treatment Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 16
- 235000012431 wafers Nutrition 0.000 description 13
- 239000000460 chlorine Substances 0.000 description 9
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 8
- 229910010271 silicon carbide Inorganic materials 0.000 description 7
- 238000000151 deposition Methods 0.000 description 5
- 230000008021 deposition Effects 0.000 description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 4
- 230000002411 adverse Effects 0.000 description 4
- 238000000137 annealing Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910003902 SiCl 4 Inorganic materials 0.000 description 2
- 239000012159 carrier gas Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/53—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone involving the removal of at least part of the materials of the treated article, e.g. etching, drying of hardened concrete
- C04B41/5338—Etching
- C04B41/5346—Dry etching
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/91—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics involving the removal of part of the materials of the treated articles, e.g. etching
-
- 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
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/673—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere using specially adapted carriers or holders; Fixing the workpieces on such carriers or holders
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Drying Of Semiconductors (AREA)
- Carbon And Carbon Compounds (AREA)
- Cleaning Or Drying Semiconductors (AREA)
- ing And Chemical Polishing (AREA)
Abstract
【解決手段】半導体製造プロセスに使用される金属炭化物基体の表面処理方法であって、反応性ガス混合物を用いて金属炭化物基体(10)の表面を選択的にエッチングし、それにより金属炭化物基体(10)上に炭素表面層(13)を形成する工程、および金属炭化物基体(10)上に形成された炭素表面層(13)を除去する工程を包含する方法。
【選択図】 図1
Description
である。さらに、上記反応性ガス混合物は、水素(H2)をも含有し得る。
SiC + 2Cl2 → SiCl4 + C (1)
に従って反応する。
SiC + 4HCl → SiCl4 + C + 2H2 (2)
に従って反応する。
11…表面
12…マイクロクラック
13…炭素表面層
14…遷移層
Claims (22)
- 半導体製造プロセスに使用される金属炭化物基体の表面処理方法であって、
反応性ガス混合物を用いて前記金属炭化物基体の表面を選択的にエッチングし、それにより前記金属炭化物基体上に炭素表面層を形成する工程、および
前記金属炭化物基体上に形成された前記炭素表面層を除去する工程
を包含する方法。 - 前記炭素表面層を除去する工程を、酸化処理技術により行う請求項1に記載の方法。
- 前記炭素表面層を除去する工程を、水素化処理技術により行う請求項1に記載の方法。
- 前記炭素表面層を除去する工程を、水熱処理技術により行う請求項1に記載の方法。
- 前記金属炭化物基体の表面をエッチングする工程中に使用する前記反応性ガス混合物が、ハロゲン含有ガス混合物である請求項1〜4のいずれか1項に記載の方法。
- 前記反応性ガス混合物のハロゲン含有ガス濃度が100%である請求項5に記載の方法。
- 前記ハロゲン含有ガスが、Ar雰囲気中のCl2である請求項5に記載の方法。
- 前記反応性ガス混合物が、水素(H2)をも含有する請求項5に記載の方法。
- 前記反応性ガス混合物の流量が、毎分0.5〜5リットルである請求項1〜8のいずれか1項に記載の方法。
- 前記反応性ガス混合物の使用圧力が、100mbar〜周囲圧力である請求項1〜9のいずれか1項に記載の方法。
- 前記反応性ガス混合物の使用温度が、1000℃〜1200℃である請求項1〜10のいずれか1項に記載の方法。
- 半導体製造プロセスに使用するための金属炭化物基体であって、前記金属炭化物基体は、表面を有し、前記表面上に、反応性ガス混合物を用いたエッチング技術により炭素表面層が形成されており、前記炭素表面は、後に、前記金属炭化物基体から除去されている金属炭化物基体。
- 前記炭素表面層が、酸化処理技術により除去される請求項12に記載の金属炭化物基体。
- 前記炭素表面層が、水素化処理技術により除去される請求項12に記載の金属炭化物基体。
- 前記炭素表面層が、水熱処理技術により除去される請求項12に記載の金属炭化物基体。
- 前記エッチング中に、前記金属炭化物基体がハロゲン含有ガス混合物を含有する反応性ガス混合物に供される請求項12〜15のいずれか1項に記載の金属炭化物基体。
- 前記反応性ガス混合物の前記ハロゲン含有ガスの濃度が100%である請求項16に記載の金属炭化物基体。
- 前記ハロゲン含有ガスが、Ar雰囲気中のCl2である請求項16または17に記載の金属炭化物基体。
- 前記反応性ガス混合物が水素(H2)をも含有する請求項16〜18のいずれか1項に記載の金属炭化物基体。
- 前記反応性ガス混合物の流量が、毎分0.5〜5リットルである請求項12〜19のいずれか1項に記載の金属炭化物基体。
- 前記金属炭化物基体表面が、100mbar〜周囲圧力の前記反応性ガス混合物の使用圧力に供される請求項12〜19のいずれか1項に記載の金属炭化物基体。
- 前記金属炭化物基体表面が、1000℃〜1200℃の前記反応性ガス混合物の使用温度に供される請求項12〜19のいずれか1項に記載の金属炭化物基体。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04076897A EP1612851B1 (en) | 2004-06-30 | 2004-06-30 | A method for the treatment of a surface of a metal-carbide substrate for use in semiconductor manufacturing processes as well as such a metal-carbide substrate |
EP04076897.0 | 2004-06-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006016288A true JP2006016288A (ja) | 2006-01-19 |
JP5015419B2 JP5015419B2 (ja) | 2012-08-29 |
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JP2004210010A Active JP5015419B2 (ja) | 2004-06-30 | 2004-07-16 | 半導体製造プロセスに使用される金属炭化物基体の表面処理方法、および金属炭化物基体 |
Country Status (8)
Country | Link |
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EP (1) | EP1612851B1 (ja) |
JP (1) | JP5015419B2 (ja) |
KR (1) | KR101116469B1 (ja) |
CN (1) | CN1716522A (ja) |
AT (1) | ATE459979T1 (ja) |
DE (1) | DE602004025798D1 (ja) |
SG (1) | SG118291A1 (ja) |
TW (1) | TWI384521B (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012512339A (ja) * | 2008-12-16 | 2012-05-31 | スネクマ・プロピュルシオン・ソリド | セラミック繊維の処理方法 |
JP2013110243A (ja) * | 2011-11-21 | 2013-06-06 | Sumitomo Electric Ind Ltd | 炭化珪素半導体装置の製造方法 |
US8981384B2 (en) | 2010-08-03 | 2015-03-17 | Sumitomo Electric Industries, Ltd. | Semiconductor device and method for manufacturing same |
US9000447B2 (en) | 2011-09-26 | 2015-04-07 | Sumitomo Electric Industries, Ltd. | Silicon carbide semiconductor device |
US9012922B2 (en) | 2011-09-14 | 2015-04-21 | Sumitomo Electric Industries, Ltd. | Silicon carbide semiconductor device and method for manufacturing same |
JP2020178035A (ja) * | 2019-04-18 | 2020-10-29 | 住友金属鉱山株式会社 | サセプタ、サセプタの再生方法、及び、成膜方法 |
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JP5759293B2 (ja) * | 2011-07-20 | 2015-08-05 | 住友電気工業株式会社 | 半導体装置の製造方法 |
US9343379B2 (en) * | 2011-10-14 | 2016-05-17 | Sunedison Semiconductor Limited | Method to delineate crystal related defects |
CN102505114A (zh) | 2012-01-03 | 2012-06-20 | 西安电子科技大学 | 基于Ni膜辅助退火的SiC衬底上石墨烯制备方法 |
CN102530936A (zh) * | 2012-01-03 | 2012-07-04 | 西安电子科技大学 | 基于Cl2反应的SiC衬底上制备石墨烯的方法 |
CN102583329B (zh) * | 2012-01-03 | 2013-08-14 | 西安电子科技大学 | 基于Cu膜辅助退火和Cl2反应的大面积石墨烯制备方法 |
CN102718207A (zh) * | 2012-05-22 | 2012-10-10 | 西安电子科技大学 | 基于Cu膜退火和Cl2反应的结构化石墨烯制备方法 |
CN102674329A (zh) * | 2012-05-22 | 2012-09-19 | 西安电子科技大学 | 基于Cl2反应的结构化石墨烯制备方法 |
CN102674331A (zh) * | 2012-05-23 | 2012-09-19 | 西安电子科技大学 | 基于Ni膜退火的SiC与Cl2反应制备结构化石墨烯的方法 |
CN102701789B (zh) * | 2012-05-23 | 2013-10-16 | 西安电子科技大学 | 基于Cl2反应的SiC衬底上制备结构化石墨烯的方法 |
CN102674332A (zh) * | 2012-05-23 | 2012-09-19 | 西安电子科技大学 | 基于Cu膜退火的SiC与Cl2反应制备结构化石墨烯的方法 |
JP2014027093A (ja) * | 2012-07-26 | 2014-02-06 | Sumitomo Electric Ind Ltd | 炭化珪素基板の製造方法 |
CN108574107A (zh) * | 2018-03-16 | 2018-09-25 | 上海交通大学 | 改善燃料电池双极板碳化物涂层导电及耐蚀性的方法 |
USD887639S1 (en) * | 2018-09-07 | 2020-06-16 | Shih-Ling Hsu | Hair accessory |
KR20220012936A (ko) * | 2019-05-27 | 2022-02-04 | 슝크 싸이카브 테크놀로지 비.브이. | 화학 기상 증착 챔버 물품 |
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JP2004002126A (ja) * | 2002-03-25 | 2004-01-08 | Ngk Insulators Ltd | 炭化珪素基板、炭化珪素基板の製造方法、酸化膜被覆基板、酸化膜被覆基板の製造方法および電子素子 |
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US6579833B1 (en) * | 1999-09-01 | 2003-06-17 | The Board Of Trustees Of The University Of Illinois | Process for converting a metal carbide to carbon by etching in halogens |
US20010047980A1 (en) * | 1999-09-01 | 2001-12-06 | Mcnallan Michael J. | Process for converting a metal carbide to diamond by etching in halogens |
US6407014B1 (en) * | 1999-12-16 | 2002-06-18 | Philips Electronics North America Corporation | Method achieving higher inversion layer mobility in novel silicon carbide semiconductor devices |
JP4325095B2 (ja) * | 2000-09-08 | 2009-09-02 | 株式会社デンソー | SiC素子の製造方法 |
JP2002110644A (ja) * | 2000-09-28 | 2002-04-12 | Nec Corp | エッチング方法 |
-
2004
- 2004-06-30 DE DE602004025798T patent/DE602004025798D1/de active Active
- 2004-06-30 EP EP04076897A patent/EP1612851B1/en active Active
- 2004-06-30 AT AT04076897T patent/ATE459979T1/de active
- 2004-07-05 TW TW093120111A patent/TWI384521B/zh active
- 2004-07-08 CN CNA2004100832767A patent/CN1716522A/zh active Pending
- 2004-07-12 KR KR1020040053891A patent/KR101116469B1/ko active IP Right Grant
- 2004-07-16 JP JP2004210010A patent/JP5015419B2/ja active Active
- 2004-09-22 SG SG200405265A patent/SG118291A1/en unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2004002126A (ja) * | 2002-03-25 | 2004-01-08 | Ngk Insulators Ltd | 炭化珪素基板、炭化珪素基板の製造方法、酸化膜被覆基板、酸化膜被覆基板の製造方法および電子素子 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012512339A (ja) * | 2008-12-16 | 2012-05-31 | スネクマ・プロピュルシオン・ソリド | セラミック繊維の処理方法 |
US8981384B2 (en) | 2010-08-03 | 2015-03-17 | Sumitomo Electric Industries, Ltd. | Semiconductor device and method for manufacturing same |
US9054022B2 (en) | 2010-08-03 | 2015-06-09 | Sumitomo Electric Industries, Ltd. | Method for manufacturing semiconductor device |
US9012922B2 (en) | 2011-09-14 | 2015-04-21 | Sumitomo Electric Industries, Ltd. | Silicon carbide semiconductor device and method for manufacturing same |
US9000447B2 (en) | 2011-09-26 | 2015-04-07 | Sumitomo Electric Industries, Ltd. | Silicon carbide semiconductor device |
JP2013110243A (ja) * | 2011-11-21 | 2013-06-06 | Sumitomo Electric Ind Ltd | 炭化珪素半導体装置の製造方法 |
US8999854B2 (en) | 2011-11-21 | 2015-04-07 | Sumitomo Electric Industries, Ltd. | Method for manufacturing silicon carbide semiconductor device |
JP2020178035A (ja) * | 2019-04-18 | 2020-10-29 | 住友金属鉱山株式会社 | サセプタ、サセプタの再生方法、及び、成膜方法 |
JP7220845B2 (ja) | 2019-04-18 | 2023-02-13 | 住友金属鉱山株式会社 | サセプタ、サセプタの再生方法、及び、成膜方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1716522A (zh) | 2006-01-04 |
EP1612851B1 (en) | 2010-03-03 |
ATE459979T1 (de) | 2010-03-15 |
JP5015419B2 (ja) | 2012-08-29 |
KR101116469B1 (ko) | 2012-03-07 |
KR20060001771A (ko) | 2006-01-06 |
DE602004025798D1 (de) | 2010-04-15 |
TWI384521B (zh) | 2013-02-01 |
SG118291A1 (en) | 2006-01-27 |
EP1612851A1 (en) | 2006-01-04 |
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