JP2006524429A - Nドープシリコン層のエピタキシャル成長のための方法 - Google Patents
Nドープシリコン層のエピタキシャル成長のための方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 75
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 36
- 239000010703 silicon Substances 0.000 title claims abstract description 36
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title abstract description 28
- 239000004065 semiconductor Substances 0.000 claims abstract description 53
- 239000012159 carrier gas Substances 0.000 claims abstract description 46
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 33
- 150000001875 compounds Chemical class 0.000 claims abstract description 25
- 239000007789 gas Substances 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 17
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 16
- 239000011261 inert gas Substances 0.000 claims abstract description 15
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims abstract description 12
- 150000003377 silicon compounds Chemical class 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 230000000737 periodic effect Effects 0.000 claims abstract description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 22
- 229910052698 phosphorus Inorganic materials 0.000 claims description 22
- 239000011574 phosphorus Substances 0.000 claims description 22
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 20
- 239000001257 hydrogen Substances 0.000 claims description 20
- 229910052739 hydrogen Inorganic materials 0.000 claims description 20
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 9
- 229910000077 silane Inorganic materials 0.000 claims description 9
- 229910021478 group 5 element Inorganic materials 0.000 claims description 8
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 claims description 6
- 229910052732 germanium Inorganic materials 0.000 claims description 5
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 5
- 239000013078 crystal Substances 0.000 claims description 4
- 229910021419 crystalline silicon Inorganic materials 0.000 claims 1
- 238000011065 in-situ storage Methods 0.000 abstract description 9
- 239000000203 mixture Substances 0.000 abstract description 6
- 239000002019 doping agent Substances 0.000 description 10
- 125000004429 atom Chemical group 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000001505 atmospheric-pressure chemical vapour deposition Methods 0.000 description 2
- 238000000407 epitaxy Methods 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000007704 transition Effects 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
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000577 Silicon-germanium Chemical group 0.000 description 1
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical group [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- XMPZLAQHPIBDSO-UHFFFAOYSA-N argon dimer Chemical compound [Ar].[Ar] XMPZLAQHPIBDSO-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- SLLGVCUQYRMELA-UHFFFAOYSA-N chlorosilicon Chemical compound Cl[Si] SLLGVCUQYRMELA-UHFFFAOYSA-N 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- PZPGRFITIJYNEJ-UHFFFAOYSA-N disilane Chemical compound [SiH3][SiH3] PZPGRFITIJYNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 229910000078 germane Inorganic materials 0.000 description 1
- -1 germane (GeH 4 ) Chemical compound 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- FDNAPBUWERUEDA-UHFFFAOYSA-N silicon tetrachloride Chemical compound Cl[Si](Cl)(Cl)Cl FDNAPBUWERUEDA-UHFFFAOYSA-N 0.000 description 1
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 1
- 239000005052 trichlorosilane Substances 0.000 description 1
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- 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
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- 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
- 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
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- 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
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- 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
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02524—Group 14 semiconducting materials
- H01L21/02532—Silicon, silicon germanium, germanium
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- 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
- H01L21/02518—Deposited layers
- H01L21/0257—Doping during depositing
- H01L21/02573—Conductivity type
- H01L21/02576—N-type
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- 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
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/0262—Reduction or decomposition of gaseous compounds, e.g. CVD
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- Computer Hardware Design (AREA)
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- Crystallography & Structural Chemistry (AREA)
- Metallurgy (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Bipolar Transistors (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (17)
- エピタキシャル成長プロセスによるシリコンを有するn形ドープ半導体領域を備えるシリコンを有する半導体本体を具備する半導体デバイスを製造する方法において、前記n形領域の前記エピタキシャル成長プロセスは、前記半導体本体をエピタキシャル反応器に位置させると共に前記反応器において、キャリアガスを有する第一のガスストリームと、元素の周期表の第五列からの元素を有するガス状化合物、及びシリコンを有するガス状化合物を有する更なるガスストリームとを導入することによって実行され、成長温度まで前記半導体本体が加熱させられると共に前記キャリアガスとして不活性ガスが使用される方法において、シリコンを有するガス状化合物に対して、塩化物を有さない第一のガス状シリコン化合物と、塩化物を有する第二のガス状シリコン化合物との混合体が選択されることを特徴とする方法。
- 前記第一のガス状シリコン化合物としてシランが選択され、前記第二のガス状シリコン化合物としてジクロロシランが選択される請求項1に記載の方法。
- V族元素を有する前記ガス状化合物として燐が選択される請求項1又は2に記載の方法。
- 前記成長温度として500℃と600℃との間の範囲における温度が選択される請求項1、2又は3に記載の方法。
- 前記エピタキシャル成長プロセスが、低減された圧力で実行される請求項1乃至4の何れか一項に記載の方法。
- 圧力が120Torrと160Torrとの間の範囲で選択される請求項5に記載の方法。
- 前記半導体デバイスとしてMOSFETデバイスが選択され、前記半導体領域は、前記MOSFETデバイスのソース及び/又はドレインとして形成される請求項1乃至6の何れか一項に記載の方法。
- シリコンを有する前記n形半導体領域の成長後に、前記半導体領域よりも低いn形ドーピングを有するか、又はp形ドーピングを有する更なる半導体領域の成長で成長プロセスが継続させられ、少なくとも前記半導体領域の成長と、前記更なる半導体領域の成長との間に、前記不活性キャリアガスは、水素を有するキャリアガスによって置換される請求項1乃至6の何れか一項に記載の方法。
- 前記半導体領域の成長後に、前記不活性ガスのキャリアガスは、三つの短い期間のサイクルのうちの第一の短い期間において保持され、第二の短い期間の間に前記キャリアガスは水素によって置換され、前記成長プロセスが前記V族元素のガス状化合物なしで継続させられる第三の短い期間の間に前記キャリアガスは前記不活性ガスにスイッチバックされると請求項8に記載の方法。
- 前記三つの期間のサイクルは複数回繰り返される請求項9に記載の方法。
- 前記更なる半導体領域の成長の間、前記V族元素を備えるガス状化合物のガスストリームはゼロになるように選択され、前記元素の周期表の第三列の元素を有するガス状化合物を有する他のガスストリームによって置換され、結果として前記n形半導体領域の上にp形の更なる半導体領域を有するデバイスがもたらされる請求項8、9、又は10に記載の方法。
- 前記n形ベース領域は前記n形半導体領域によって形成されると共に前記p形エミッタ領域は前記更なる半導体領域によって形成されるpnpバイポーラトランジスタが選択される請求項11に記載の方法。
- 窒素が前記不活性ガスとして選択される請求項1乃至12の何れか一項に記載の方法
- 前記半導体領域及び/又は前記更なる半導体領域は、ゲルマニウムのガス状化合物を有する前記反応器に更に別のガスストリームをもたらすことによってシリコンとゲルマニウムとの混晶として形成される請求項1乃至13の何れか一項に記載の方法。
- 請求項1乃至14の何れか一項に記載の方法によって得られる半導体デバイス。
- 成長反応器を有し、塩化物を有さないシリコンのガス状化合物のための第一の供給源と、塩化物を有するシリコンのガス状化合物のための第二の供給源とを備えることを特徴とする請求項1乃至14の何れか一項に記載の方法を実行するための装置。
- 不活性ガスを有する第一のキャリアガス供給源と、水素を有する第二のキャリアガス供給源とを備えると共に、前記成長プロセスの間に前記不活性ガスから水素に前記キャリアガスをスイッチする手段を備える請求項16に記載の装置。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP03100821 | 2003-03-28 | ||
| PCT/IB2004/050333 WO2004086472A1 (en) | 2003-03-28 | 2004-03-25 | Method of epitaxial deposition of an n-doped silicon layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2006524429A true JP2006524429A (ja) | 2006-10-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006506768A Pending JP2006524429A (ja) | 2003-03-28 | 2004-03-25 | Nドープシリコン層のエピタキシャル成長のための方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7605060B2 (ja) |
| EP (1) | EP1611602A1 (ja) |
| JP (1) | JP2006524429A (ja) |
| KR (1) | KR20050119662A (ja) |
| WO (1) | WO2004086472A1 (ja) |
Families Citing this family (57)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100637689B1 (ko) * | 2005-04-21 | 2006-10-24 | 주식회사 하이닉스반도체 | 고상에피택시 방식을 이용한 반도체소자의 콘택 형성 방법 |
| DE112007001813T5 (de) * | 2006-07-31 | 2009-07-09 | Applied Materials, Inc., Santa Clara | Verfahren zum Steuern der Morphologie während der Bildung einer epitaktischen Schicht |
| US7897495B2 (en) * | 2006-12-12 | 2011-03-01 | Applied Materials, Inc. | Formation of epitaxial layer containing silicon and carbon |
| US9064960B2 (en) * | 2007-01-31 | 2015-06-23 | Applied Materials, Inc. | Selective epitaxy process control |
| SG162717A1 (en) * | 2008-12-29 | 2010-07-29 | Chartered Semiconductor Mfg | Methods for reducing loading effects during film formation |
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- 2004-03-25 US US10/550,853 patent/US7605060B2/en not_active Expired - Lifetime
- 2004-03-25 JP JP2006506768A patent/JP2006524429A/ja active Pending
- 2004-03-25 EP EP04723286A patent/EP1611602A1/en not_active Withdrawn
- 2004-03-25 KR KR1020057018197A patent/KR20050119662A/ko not_active Ceased
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| JPH04298022A (ja) * | 1991-03-27 | 1992-10-21 | Tonen Corp | 単結晶シリコン薄膜の製造方法 |
| JPH08139025A (ja) * | 1994-11-11 | 1996-05-31 | Osaka Gas Co Ltd | 結晶性シリコンの形成方法 |
| JP2002538070A (ja) * | 1999-03-04 | 2002-11-12 | ワッカー ジルトロニック ゲゼルシャフト フュア ハルプライターマテリアーリエン アクチエンゲゼルシャフト | エピタクシー珪素薄層を有する半導体ディスク及び製造法 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20050119662A (ko) | 2005-12-21 |
| EP1611602A1 (en) | 2006-01-04 |
| WO2004086472A1 (en) | 2004-10-07 |
| US20060205185A1 (en) | 2006-09-14 |
| US7605060B2 (en) | 2009-10-20 |
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