JP6367734B2 - 凹部を充填する方法及び処理装置 - Google Patents
凹部を充填する方法及び処理装置 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 81
- 238000011049 filling Methods 0.000 title claims description 15
- 238000012545 processing Methods 0.000 title description 28
- 239000010409 thin film Substances 0.000 claims description 152
- 239000004065 semiconductor Substances 0.000 claims description 126
- 239000000758 substrate Substances 0.000 claims description 71
- 239000000463 material Substances 0.000 claims description 58
- 239000010408 film Substances 0.000 claims description 57
- 238000005530 etching Methods 0.000 claims description 24
- 238000000137 annealing Methods 0.000 claims description 20
- 239000013078 crystal Substances 0.000 claims description 18
- 229910000577 Silicon-germanium Inorganic materials 0.000 claims description 10
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 claims description 10
- 229910052732 germanium Inorganic materials 0.000 claims description 10
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 10
- 239000012808 vapor phase Substances 0.000 claims description 10
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 8
- 229910021417 amorphous silicon Inorganic materials 0.000 claims description 6
- 239000012071 phase Substances 0.000 claims description 6
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims description 5
- RBFQJDQYXXHULB-UHFFFAOYSA-N arsane Chemical compound [AsH3] RBFQJDQYXXHULB-UHFFFAOYSA-N 0.000 claims description 5
- ZOCHARZZJNPSEU-UHFFFAOYSA-N diboron Chemical compound B#B ZOCHARZZJNPSEU-UHFFFAOYSA-N 0.000 claims description 5
- FAQYAMRNWDIXMY-UHFFFAOYSA-N trichloroborane Chemical compound ClB(Cl)Cl FAQYAMRNWDIXMY-UHFFFAOYSA-N 0.000 claims description 5
- 239000007789 gas Substances 0.000 description 222
- 230000008569 process Effects 0.000 description 41
- 235000012431 wafers Nutrition 0.000 description 30
- 230000005012 migration Effects 0.000 description 23
- 238000013508 migration Methods 0.000 description 23
- 239000012535 impurity Substances 0.000 description 22
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 14
- 229910052710 silicon Inorganic materials 0.000 description 14
- 239000010703 silicon Substances 0.000 description 14
- 238000010438 heat treatment Methods 0.000 description 13
- 239000008186 active pharmaceutical agent Substances 0.000 description 11
- 238000010926 purge Methods 0.000 description 9
- 239000000654 additive Substances 0.000 description 8
- 230000000996 additive effect Effects 0.000 description 8
- 229910000078 germane Inorganic materials 0.000 description 8
- 239000011261 inert gas Substances 0.000 description 8
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910001873 dinitrogen Inorganic materials 0.000 description 4
- 239000012212 insulator Substances 0.000 description 4
- 239000007790 solid phase Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 229910052785 arsenic Inorganic materials 0.000 description 3
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- PZPGRFITIJYNEJ-UHFFFAOYSA-N disilane Chemical compound [SiH3][SiH3] PZPGRFITIJYNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- QUZPNFFHZPRKJD-UHFFFAOYSA-N germane Chemical compound [GeH4] QUZPNFFHZPRKJD-UHFFFAOYSA-N 0.000 description 1
- 229910052986 germanium hydride Inorganic materials 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
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- H01L21/22—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities
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- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
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Description
Claims (5)
- 被処理体の凹部を充填する方法であって、該被処理体は、半導体基板及び該半導体基板上に設けられた絶縁膜を備え、前記凹部は、前記絶縁膜を貫通して前記半導体基板の内部まで延在しており、該方法は、
前記凹部を画成する壁面に沿って半導体材料の第1の薄膜を形成する工程と、
前記第1の薄膜を気相ドーピングする工程と、
前記被処理体を容器内においてアニールすることにより、気相ドーピングされた前記第1の薄膜を移動させずに、前記凹部を画成する前記半導体基板の面に沿って、前記第1の薄膜の半導体材料から前記半導体基板の結晶に応じたエピタキシャル領域を形成する工程と、
前記凹部を画成する壁面に沿って半導体材料の第2の薄膜を形成する工程と、
前記被処理体を前記容器内においてアニールすることにより、前記凹部の底に向けて移動させた前記第2の薄膜の半導体材料からエピタキシャル領域を更に形成する工程と、を備え、
前記第1の薄膜の半導体材料は、アモルファス状態のシリコン膜、ゲルマニウム膜、又はシリコンゲルマニウム膜、或いは、多結晶のシリコン膜、ゲルマニウム膜、又はシリコンゲルマニウム膜であり、
前記気相ドーピングに用いられるガスは、ホスフィン(PH 3 )、ジボラン(B 2 H 6 )、三塩化ホウ素(BCl 3 )、又はアルシン(AsH 3 )である、方法。 - 前記エピタキシャル領域を形成する前記工程は、第1の圧力に設定された前記容器内で前記被処理体をアニールし、
前記エピタキシャル領域を更に形成する前記工程は、第2の圧力に設定された前記容器内で前記被処理体をアニールし、
前記第1の圧力の範囲は、前記第2の圧力の範囲を含む、請求項1に記載の方法。 - 前記第1の圧力は、1.3×10−8Paより高く、且つ、1.0×105Pa以下の圧力であり、
前記第2の圧力は、1.3×10−8Pa以上であり、且つ、1.3×102Pa以下の圧力である、請求項2に記載の方法。 - 前記エピタキシャル領域を形成する前記工程と前記第2の薄膜を形成する前記工程との間に、前記第1の薄膜をエッチングする工程を更に備える、請求項1〜請求項3の何れか一項に記載の方法。
- 前記エピタキシャル領域を更に形成する前記工程の後に、前記第2の薄膜をエッチングする工程を更に備える、請求項1〜請求項4の何れか一項に記載の方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015029732A JP6367734B2 (ja) | 2015-02-18 | 2015-02-18 | 凹部を充填する方法及び処理装置 |
US15/041,144 US9653555B2 (en) | 2015-02-18 | 2016-02-11 | Depression filling method and processing apparatus |
KR1020160017331A KR101923767B1 (ko) | 2015-02-18 | 2016-02-15 | 오목부를 충전하는 방법 및 처리 장치 |
TW105104370A TWI628700B (zh) | 2015-02-18 | 2016-02-16 | 凹部之充填方法及半導體材料之處理裝置 |
CN201610091405.XA CN105895512B (zh) | 2015-02-18 | 2016-02-18 | 填充凹部的方法以及处理装置 |
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JP2015029732A JP6367734B2 (ja) | 2015-02-18 | 2015-02-18 | 凹部を充填する方法及び処理装置 |
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JP2016152351A JP2016152351A (ja) | 2016-08-22 |
JP6367734B2 true JP6367734B2 (ja) | 2018-08-01 |
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JP2015029732A Active JP6367734B2 (ja) | 2015-02-18 | 2015-02-18 | 凹部を充填する方法及び処理装置 |
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US (1) | US9653555B2 (ja) |
JP (1) | JP6367734B2 (ja) |
KR (1) | KR101923767B1 (ja) |
CN (1) | CN105895512B (ja) |
TW (1) | TWI628700B (ja) |
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JP6807775B2 (ja) * | 2017-02-28 | 2021-01-06 | 東京エレクトロン株式会社 | 成膜方法及びプラズマ処理装置 |
CN110892505B (zh) * | 2017-07-12 | 2023-05-16 | 应用材料公司 | 用于硅间隙填充的循环保形沉积/退火/蚀刻 |
CN113284851A (zh) | 2020-05-08 | 2021-08-20 | 台湾积体电路制造股份有限公司 | 制造半导体器件的方法 |
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