JP5216794B2 - エピタキシャル被覆されたシリコンウェハの製造方法 - Google Patents
エピタキシャル被覆されたシリコンウェハの製造方法 Download PDFInfo
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- JP5216794B2 JP5216794B2 JP2010034557A JP2010034557A JP5216794B2 JP 5216794 B2 JP5216794 B2 JP 5216794B2 JP 2010034557 A JP2010034557 A JP 2010034557A JP 2010034557 A JP2010034557 A JP 2010034557A JP 5216794 B2 JP5216794 B2 JP 5216794B2
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- 229910052710 silicon Inorganic materials 0.000 title claims description 164
- 239000010703 silicon Substances 0.000 title claims description 164
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims description 163
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 235000012431 wafers Nutrition 0.000 claims description 183
- 238000000034 method Methods 0.000 claims description 65
- 238000000407 epitaxy Methods 0.000 claims description 32
- 230000008569 process Effects 0.000 claims description 31
- 238000005530 etching Methods 0.000 claims description 28
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 27
- 239000001257 hydrogen Substances 0.000 claims description 27
- 229910052739 hydrogen Inorganic materials 0.000 claims description 27
- 238000009826 distribution Methods 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 18
- 238000000576 coating method Methods 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 6
- 239000012212 insulator Substances 0.000 claims description 6
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 5
- 238000005498 polishing Methods 0.000 description 21
- 239000007789 gas Substances 0.000 description 17
- 238000000151 deposition Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 13
- 238000006243 chemical reaction Methods 0.000 description 12
- 230000002093 peripheral effect Effects 0.000 description 11
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 10
- 239000004065 semiconductor Substances 0.000 description 10
- 230000008021 deposition Effects 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 8
- 230000007717 exclusion Effects 0.000 description 8
- 238000000227 grinding Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 7
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 7
- 239000013078 crystal Substances 0.000 description 5
- 229910000077 silane Inorganic materials 0.000 description 5
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 4
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 4
- 239000005052 trichlorosilane Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000006061 abrasive grain Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000012159 carrier gas Substances 0.000 description 2
- SLLGVCUQYRMELA-UHFFFAOYSA-N chlorosilicon Chemical compound Cl[Si] SLLGVCUQYRMELA-UHFFFAOYSA-N 0.000 description 2
- 238000005137 deposition process Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910003902 SiCl 4 Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- BUMGIEFFCMBQDG-UHFFFAOYSA-N dichlorosilicon Chemical compound Cl[Si]Cl BUMGIEFFCMBQDG-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910003465 moissanite Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- -1 silane compound Chemical class 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- FDNAPBUWERUEDA-UHFFFAOYSA-N silicon tetrachloride Chemical compound Cl[Si](Cl)(Cl)Cl FDNAPBUWERUEDA-UHFFFAOYSA-N 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
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
- 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
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
- C30B25/16—Controlling or regulating
-
- 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
- C30B29/06—Silicon
-
- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/02373—Group 14 semiconducting materials
- H01L21/02381—Silicon, silicon germanium, germanium
-
- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02656—Special treatments
- H01L21/02658—Pretreatments
- H01L21/02661—In-situ cleaning
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Chemical Vapour Deposition (AREA)
Description
(a) 唯一のポリシング工程として一次研磨;
(b) 前記シリコンウェハの(親水性)洗浄及び乾燥;
(c) エピタキシー反応器中で950〜1250℃の温度での前記シリコンウェハの前面の前処理;及び
(d) 前処理されたシリコンウェハの前面にエピタキシャル層を堆積。
原則として、本発明による方法の場合に、まず少なくとも前面がポリシングされた多数のシリコンウェハが準備される。
Claims (12)
- 少なくとも前面がポリシングされた複数のシリコンウェハを準備し、連続してエピタキシー反応器中でそれぞれ個別に被覆する、エピタキシャル被覆されたシリコンウェハの製造方法において、前記の準備されたシリコンウェハのそれぞれ一つをエピタキシー反応器中のサセプタ上に置き、第1工程で、水素雰囲気下でだけで1〜100slmの水素流量で前処理し、第2工程で、前記水素雰囲気にエッチング媒体を添加しながら、1〜100slmの水素流量で、0.5〜1.5slmのエッチング媒体の流量で、かつ950〜1050℃の平均温度で前処理し、引き続き前記シリコンウェハのポリシングされた前面をエピタキシャル被覆し、前記エピタキシー反応器から取り出し、前記前処理の第2工程において、前記サセプタの上側及び下側に配置された加熱エレメントの出力を、エピタキシャル被覆されるべきシリコンウェハの中心軸の周りの内側領域と前記シリコンウェハの前記内側領域の外側にある外側領域との間に5〜30℃の温度差があるように調節する、エピタキシャル被覆されたシリコンウェハの製造方法。
- 前記水素流量は、両方の前処理工程において40〜60slmである、請求項1記載の方法。
- 前記前処理の時間は、両方の前処理工程において10〜120sである、請求項1又は2記載の方法。
- 20℃の温度差を、前記シリコンウェハ上に前記前処理の第2工程において生じさせる、請求項1から3までのいずれか1項記載の方法。
- 両方の前記前処理工程を、950〜1050℃の平均温度で行う、請求項1から4までのいずれか1項記載の方法。
- 前記前処理の第2工程を、980〜1020℃の平均温度で行う、請求項1から5までのいずれか1項記載の方法。
- エピタキシャル被覆されるべき前記シリコンウェハの中心軸の周りの内側領域は、前記シリコンウェハの直径の50%以下の直径である、請求項1から6までのいずれか1項記載の方法。
- 前記シリコンウェハは300mmの直径を有し、このエピタキシャル被覆されるべきシリコンウェハの中心軸の周りの内側領域は1〜150mmの直径を有する、請求項1から6までのいずれか1項記載の方法。
- 前記シリコンウェハは450mmの直径を有し、このエピタキシャル被覆されるべきシリコンウェハの中心軸の周りの内側領域は1〜225mmの直径を有する、請求項1から6までのいずれか1項記載の方法。
- 前記エピタキシャル被覆工程を900〜1200℃の温度範囲でかつ前記シリコンウェハ及びサセプタに関して均一な温度分布で行う、請求項1から9までのいずれか1項記載の方法。
- 前記加熱エレメントはIRランプである、請求項1から10までのいずれか1項記載の方法。
- 準備される前記シリコンウェハが、それぞれ150mm、200mm、300mm又は450mmの直径を有する、単結晶シリコンからなるウェハ、SOI(silicon-on-insulator)ウェハ、歪みシリコン層を備えたシリコンウェハ又はsSOI(strained silicon-on-insulator)ウェハである、請求項1から11までのいずれか1項記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009010556A DE102009010556B4 (de) | 2009-02-25 | 2009-02-25 | Verfahren zur Herstellung von epitaxierten Siliciumscheiben |
DE102009010556.5 | 2009-02-25 |
Publications (2)
Publication Number | Publication Date |
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JP2010199583A JP2010199583A (ja) | 2010-09-09 |
JP5216794B2 true JP5216794B2 (ja) | 2013-06-19 |
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JP2010034557A Active JP5216794B2 (ja) | 2009-02-25 | 2010-02-19 | エピタキシャル被覆されたシリコンウェハの製造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8372298B2 (ja) |
JP (1) | JP5216794B2 (ja) |
KR (1) | KR101101480B1 (ja) |
CN (1) | CN101814428B (ja) |
DE (1) | DE102009010556B4 (ja) |
TW (1) | TWI420003B (ja) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102009022224B4 (de) * | 2009-05-20 | 2012-09-13 | Siltronic Ag | Verfahren zur Herstellung von epitaxierten Siliciumscheiben |
DE102011083245B4 (de) | 2011-09-22 | 2019-04-25 | Siltronic Ag | Verfahren und Vorrichtung zum Abscheiden einer epitaktischen Schicht aus Silizium auf einer Halbleiterscheibe aus einkristallinem Silizium durch Gasphasenabscheidung in einer Prozesskammer |
JP6009237B2 (ja) * | 2012-06-18 | 2016-10-19 | Sumco Techxiv株式会社 | エピタキシャルシリコンウェーハの製造方法、および、エピタキシャルシリコンウェーハ |
JP5845143B2 (ja) | 2012-06-29 | 2016-01-20 | 株式会社Sumco | エピタキシャルシリコンウェーハの製造方法、および、エピタキシャルシリコンウェーハ |
US8896964B1 (en) | 2013-05-16 | 2014-11-25 | Seagate Technology Llc | Enlarged substrate for magnetic recording medium |
JP6052070B2 (ja) * | 2013-06-17 | 2016-12-27 | 株式会社Sumco | エピタキシャルウェーハの製造方法及びその製造装置 |
DE102015200890A1 (de) | 2015-01-21 | 2016-07-21 | Siltronic Ag | Epitaktisch beschichtete Halbleiterscheibe und Verfahren zur Herstellung einer epitaktisch beschichteten Halbleiterscheibe |
CN107331610A (zh) * | 2016-04-28 | 2017-11-07 | 上海新昇半导体科技有限公司 | 提高硅晶片外延层表面平整度的方法 |
CN107346726A (zh) * | 2016-05-05 | 2017-11-14 | 上海新昇半导体科技有限公司 | 减少外延衬底缺陷的形成方法 |
CN107978523A (zh) * | 2016-10-24 | 2018-05-01 | 中芯国际集成电路制造(上海)有限公司 | 多区域差速刻蚀的控制方法 |
DE102017212799A1 (de) | 2017-07-26 | 2019-01-31 | Siltronic Ag | Epitaktisch beschichtete Halbleiterscheibe aus einkristallinem Silizium und Verfahren zu deren Herstellung |
DE102017219255A1 (de) | 2017-10-26 | 2019-05-02 | Siltronic Ag | Halbleiterscheibe aus einkristallinem Silizium |
CN108447772B (zh) * | 2018-03-23 | 2020-08-04 | 南京国盛电子有限公司 | 一种coolmos用硅外延片的制造方法 |
CN112201568A (zh) * | 2020-10-28 | 2021-01-08 | 西安奕斯伟硅片技术有限公司 | 一种用于硅片的外延生长的方法和设备 |
CN115565852B (zh) * | 2022-12-06 | 2024-05-28 | 西安奕斯伟材料科技股份有限公司 | 用于对硅片进行背封的方法和设备 |
CN118136497A (zh) * | 2024-05-08 | 2024-06-04 | 西安奕斯伟材料科技股份有限公司 | 外延硅晶圆及其制造方法 |
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2009
- 2009-02-25 DE DE102009010556A patent/DE102009010556B4/de active Active
-
2010
- 2010-01-29 KR KR1020100008643A patent/KR101101480B1/ko active IP Right Grant
- 2010-02-02 US US12/698,175 patent/US8372298B2/en active Active
- 2010-02-06 TW TW099103625A patent/TWI420003B/zh active
- 2010-02-19 JP JP2010034557A patent/JP5216794B2/ja active Active
- 2010-02-25 CN CN2010101259301A patent/CN101814428B/zh active Active
Also Published As
Publication number | Publication date |
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DE102009010556A1 (de) | 2010-09-02 |
US8372298B2 (en) | 2013-02-12 |
KR101101480B1 (ko) | 2012-01-03 |
TW201031773A (en) | 2010-09-01 |
US20100213168A1 (en) | 2010-08-26 |
DE102009010556B4 (de) | 2013-11-07 |
KR20100097011A (ko) | 2010-09-02 |
JP2010199583A (ja) | 2010-09-09 |
CN101814428B (zh) | 2012-07-04 |
TWI420003B (zh) | 2013-12-21 |
CN101814428A (zh) | 2010-08-25 |
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