JP6374540B2 - 1層以上の多結晶シリコン層を基材に堆積する方法 - Google Patents
1層以上の多結晶シリコン層を基材に堆積する方法 Download PDFInfo
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- 238000000151 deposition Methods 0.000 title claims description 107
- 238000000034 method Methods 0.000 title claims description 89
- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims description 84
- 239000000758 substrate Substances 0.000 title claims description 45
- 239000010410 layer Substances 0.000 claims description 135
- 230000008021 deposition Effects 0.000 claims description 84
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 62
- 229910052710 silicon Inorganic materials 0.000 claims description 62
- 239000010703 silicon Substances 0.000 claims description 62
- 239000007789 gas Substances 0.000 claims description 49
- 238000005229 chemical vapour deposition Methods 0.000 claims description 18
- 239000002019 doping agent Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 13
- 239000002344 surface layer Substances 0.000 claims description 11
- 229910052786 argon Inorganic materials 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 229910052734 helium Inorganic materials 0.000 claims description 7
- 235000012431 wafers Nutrition 0.000 description 107
- 239000004065 semiconductor Substances 0.000 description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 21
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 18
- 229910052796 boron Inorganic materials 0.000 description 18
- 229920005591 polysilicon Polymers 0.000 description 18
- 239000002243 precursor Substances 0.000 description 15
- 235000012239 silicon dioxide Nutrition 0.000 description 14
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 10
- 229910000077 silane Inorganic materials 0.000 description 9
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 238000005137 deposition process Methods 0.000 description 7
- 238000010926 purge Methods 0.000 description 7
- 239000010453 quartz Substances 0.000 description 7
- 239000000377 silicon dioxide Substances 0.000 description 7
- 239000012159 carrier gas Substances 0.000 description 6
- FAQYAMRNWDIXMY-UHFFFAOYSA-N trichloroborane Chemical compound ClB(Cl)Cl FAQYAMRNWDIXMY-UHFFFAOYSA-N 0.000 description 6
- 239000011261 inert gas Substances 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012686 silicon precursor Substances 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- BUMGIEFFCMBQDG-UHFFFAOYSA-N dichlorosilicon Chemical compound Cl[Si]Cl BUMGIEFFCMBQDG-UHFFFAOYSA-N 0.000 description 3
- 150000004678 hydrides Chemical class 0.000 description 3
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- VXEGSRKPIUDPQT-UHFFFAOYSA-N 4-[4-(4-methoxyphenyl)piperazin-1-yl]aniline Chemical compound C1=CC(OC)=CC=C1N1CCN(C=2C=CC(N)=CC=2)CC1 VXEGSRKPIUDPQT-UHFFFAOYSA-N 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000012495 reaction gas Substances 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000005049 silicon tetrachloride Substances 0.000 description 2
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 2
- 239000005052 trichlorosilane Substances 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 229910015844 BCl3 Inorganic materials 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910003902 SiCl 4 Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 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
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical class Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 description 1
- SLLGVCUQYRMELA-UHFFFAOYSA-N chlorosilicon Chemical compound Cl[Si] SLLGVCUQYRMELA-UHFFFAOYSA-N 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 for example Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052990 silicon hydride Inorganic materials 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
- FDNAPBUWERUEDA-UHFFFAOYSA-N silicon tetrachloride Chemical compound Cl[Si](Cl)(Cl)Cl FDNAPBUWERUEDA-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
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- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
- H01L21/76882—Reflowing or applying of pressure to better fill the contact hole
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- 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
- C23C16/04—Coating on selected surface areas, e.g. using masks
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- 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
- C23C16/24—Deposition of silicon only
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- 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28512—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table
- H01L21/28556—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table by chemical means, e.g. CVD, LPCVD, PECVD, laser CVD
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- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
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- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
- H01L21/76879—Filling of holes, grooves or trenches, e.g. vias, with conductive material by selective deposition of conductive material in the vias, e.g. selective C.V.D. on semiconductor material, plating
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- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
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Description
本発明に態様としては、以下を挙げることができる:
《態様1》
以下を含む、反応器中で化学気相成長によって1層以上の多結晶シリコン層を基材に堆積する方法(100):
前記反応器のプロスチャンバー中で堆積温度を605℃〜800℃の間に調節すること(140);並びに
SiH 4 又はSiH 2 Cl 2 を含むケイ素源ガス、及びBCl 3 を含むドーパントガスを用いて、前記1層以上の多結晶シリコン層を前記基材に堆積すること(150)。
《態様2》
前記プロセスチャンバー内で堆積圧力を200mtorr未満に調節すること(140)をさらに含む、態様1に記載の方法。
《態様3》
前記ドーパントガスが、BCl 3 と、He、Ar、N 2 又はH 2 を含む他のガスとの混合物を含有する、態様1又は2に記載の方法。
《態様4》
SiH 4 をケイ素源ガスとして用いて、160〜170mtorrの堆積圧力で、かつ前記調節した温度で前記1層以上の多結晶シリコン層を前記基材上に堆積することを含む、態様1〜3のいずれか一項に記載の方法。
《態様5》
前記反応器が、横型ホットウォール反応器であり、少なくとも1層の多結晶シリコン層を605℃〜650℃の間の堆積温度で堆積し、かつ少なくとも1層の多結晶シリコン層を650℃〜750℃の温度で堆積する、態様1〜4のいずれか一項に記載の方法。
《態様6》
前記反応器が、縦型反応器であり、少なくとも1層の多結晶シリコン層を605℃〜650℃の間の堆積温度で堆積し、かつ少なくとも1層の多結晶シリコン層を650℃〜750℃の温度で堆積する、態様1〜4のいずれか一項に記載の方法。
《態様7》
前記基材が、その途中まで延びる凹部、トレンチ、それを貫通して延びる孔、又はその表面から延びる突起を含み、かつ前記1層以上の多結晶シリコン層を、前記凹部、トレンチ若しくは孔の内部に堆積し、又は前記突起上に堆積する、態様1〜6のいずれか一項に記載の方法。
《態様8》
前記基材が、絶縁表面層を少なくとも含む、態様1〜7のいずれか一項に記載の方法。
《態様9》
基材(210)、及び態様1〜8のいずれか一項に記載の方法によって与えられる1層以上の多結晶シリコン層(230a、230b、230c)を含む、半導体構造(200)。
《態様10》
態様9に記載の半導体構造を含む装置(500)。
Claims (7)
- スルーウェハービアを基材(210)に形成するための方法(100)であって、
前記基材はそれを貫通して延びる孔(226)を有し、前記孔(226)は、反応器中で化学気相成長によって充填され、前記基材においてアスペクト比が7超であり、かつ以下を含む、方法(100):
前記反応器のプロスチャンバー中の堆積温度を605℃〜800℃の間に、かつ堆積圧力を200mtorr未満に調節すること(140);並びに
前記スルーウェハービアを形成することができるように、SiH4又はSiH2Cl2を含むケイ素源ガス、及びBCl3を含むドーパントガスを用いて、1層以上の多結晶シリコン層(230a、230b、230c)を前記孔の内部に堆積すること(150)、
ここで、前記多結晶シリコン層の最大厚みは約3μmである。 - 前記ドーパントガスが、BCl3と、He、Ar、N2又はH2を含む他のガスとの混合物を含有する、請求項1に記載の方法。
- SiH4をケイ素源ガスとして用いて、160〜170mtorrの堆積圧力で、かつ前記調節した温度で前記1層以上の多結晶シリコン層を前記基材上に堆積することを含む、請求項1又は2に記載の方法。
- 前記反応器が、横型ホットウォール反応器であり、少なくとも1層の多結晶シリコン層を605℃〜650℃の間の堆積温度で堆積し、かつ少なくとも1層の多結晶シリコン層を650℃〜750℃の温度で堆積する、請求項1〜3のいずれか一項に記載の方法。
- 前記反応器が、縦型反応器であり、少なくとも1層の多結晶シリコン層を605℃〜650℃の間の堆積温度で堆積し、かつ少なくとも1層の多結晶シリコン層を650℃〜750℃の温度で堆積する、請求項1〜3のいずれか一項に記載の方法。
- 前記基材が、その途中まで延びる凹部、トレンチ、又はその表面から延びる突起を含み、かつ前記1層以上の多結晶シリコン層を、前記凹部若しくはトレンチの内部に堆積し、又は前記突起上に堆積する、請求項1〜5のいずれか一項に記載の方法。
- 前記基材が、絶縁表面層を少なくとも含む、請求項1〜6のいずれか一項に記載の方法。
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FI20115321A FI124354B (fi) | 2011-04-04 | 2011-04-04 | Menetelmä yhden tai useamman polykiteisen piikerroksen pinnoittamiseksi substraatille |
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US (1) | US9728452B2 (ja) |
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KR101706747B1 (ko) * | 2015-05-08 | 2017-02-15 | 주식회사 유진테크 | 비정질 박막의 형성방법 |
CN106894080B (zh) * | 2015-12-18 | 2019-03-29 | 有研半导体材料有限公司 | 一种大直径硅基多晶硅膜的制备方法 |
FR3076292B1 (fr) * | 2017-12-28 | 2020-01-03 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Procede de transfert d'une couche utile sur un substrat support |
CN111785628A (zh) * | 2020-06-28 | 2020-10-16 | 上海华虹宏力半导体制造有限公司 | Igbt器件的制造方法 |
CN111883428A (zh) * | 2020-07-16 | 2020-11-03 | 上海华虹宏力半导体制造有限公司 | 发射区多晶硅的形成方法及器件 |
CN112490114B (zh) * | 2020-11-27 | 2023-11-14 | 上海华虹宏力半导体制造有限公司 | 一种调整多晶硅沉积速率的方法及锗硅hbt器件的制造方法 |
CN115613007B (zh) * | 2022-10-13 | 2024-10-01 | 上海中欣晶圆半导体科技有限公司 | 一种改善翘曲的成膜方法 |
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CN103547704B (zh) | 2016-03-30 |
US20140061867A1 (en) | 2014-03-06 |
FI20115321L (fi) | 2012-10-05 |
EP2694699A4 (en) | 2014-09-17 |
FI20115321A0 (fi) | 2011-04-04 |
SG194066A1 (en) | 2013-11-29 |
FI124354B (fi) | 2014-07-15 |
JP2017112382A (ja) | 2017-06-22 |
EP2694699B1 (en) | 2017-05-03 |
CA2832084C (en) | 2020-09-08 |
US9728452B2 (en) | 2017-08-08 |
JP2014514760A (ja) | 2014-06-19 |
WO2012136888A1 (en) | 2012-10-11 |
CA2832084A1 (en) | 2012-10-11 |
EP2694699A1 (en) | 2014-02-12 |
JP6117769B2 (ja) | 2017-04-19 |
CN103547704A (zh) | 2014-01-29 |
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