KR100501701B1 - 결정질 실리콘박막 형성방법 - Google Patents
결정질 실리콘박막 형성방법 Download PDFInfo
- Publication number
- KR100501701B1 KR100501701B1 KR10-2002-0081857A KR20020081857A KR100501701B1 KR 100501701 B1 KR100501701 B1 KR 100501701B1 KR 20020081857 A KR20020081857 A KR 20020081857A KR 100501701 B1 KR100501701 B1 KR 100501701B1
- Authority
- KR
- South Korea
- Prior art keywords
- thin film
- silicon thin
- seed layer
- forming
- ceo
- Prior art date
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- 239000010409 thin film Substances 0.000 title claims abstract description 109
- 238000000034 method Methods 0.000 title claims abstract description 52
- 229910021419 crystalline silicon Inorganic materials 0.000 title claims abstract description 29
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 67
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 67
- 239000010703 silicon Substances 0.000 claims abstract description 67
- 238000000151 deposition Methods 0.000 claims abstract description 27
- 230000008021 deposition Effects 0.000 claims abstract description 23
- 239000000758 substrate Substances 0.000 claims abstract description 17
- 229910004261 CaF 2 Inorganic materials 0.000 claims abstract description 11
- 238000005240 physical vapour deposition Methods 0.000 claims abstract description 8
- 238000004544 sputter deposition Methods 0.000 claims abstract description 8
- 238000001771 vacuum deposition Methods 0.000 claims abstract description 4
- 229910021424 microcrystalline silicon Inorganic materials 0.000 claims description 18
- 238000000137 annealing Methods 0.000 claims description 6
- 238000005229 chemical vapour deposition Methods 0.000 claims 1
- 239000011521 glass Substances 0.000 abstract description 7
- 239000010408 film Substances 0.000 description 20
- 238000002425 crystallisation Methods 0.000 description 9
- 238000001237 Raman spectrum Methods 0.000 description 6
- 229910021417 amorphous silicon Inorganic materials 0.000 description 6
- 230000008025 crystallization Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 5
- 229920005591 polysilicon Polymers 0.000 description 5
- 238000002441 X-ray diffraction Methods 0.000 description 4
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 4
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 4
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 3
- 229910001634 calcium fluoride Inorganic materials 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 238000005137 deposition process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005224 laser annealing Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- 239000012495 reaction gas Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004151 rapid thermal annealing Methods 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
Classifications
-
- 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
- H01L21/02664—Aftertreatments
- H01L21/02667—Crystallisation or recrystallisation of non-monocrystalline semiconductor materials, e.g. regrowth
-
- 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
- H01L21/02636—Selective deposition, e.g. simultaneous growth of mono- and non-monocrystalline semiconductor materials
- H01L21/02639—Preparation of substrate for selective deposition
- H01L21/02645—Seed materials
-
- 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
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Recrystallisation Techniques (AREA)
Abstract
Description
Claims (10)
- 기판상에 25 내지 450℃의 증착 온도 범위에서 (100)면 또는 (200)면 배향을 포함하는 CeO2 또는 CaF2로 이루어진 시드층을 형성하는 단계와;상기 시드층상에 결정성의 실리콘 박막을 형성하는 단계로 이루어지는 것을 특징으로 하는 실리콘 박막형성방법.
- 제1항에 있어서, 상기 시드층은 스퍼터링법 또는 진공증착법에 의해 형성되는 것을 특징으로 하는 실리콘 박막형성방법.
- 제1항에 있어서, 상기 실리콘 박막은 100 내지 450℃ 의 증착온도범위에서 CVD법 또는 PVD 법으로 증착되는 것을 특징으로 하는 실리콘 박막형성방법.
- 제1항에 있어서, 상기 실리콘 박막을 형성한 다음 실리콘 박막의 결정질을 향상시키기 위하여 어닐링공정을 수행하는 단계를 더 포함하는 것을 특징으로 하는 실리콘 박막형성방법.
- 기판상에 25 내지 450℃의 증착 온도 범위에서 (100)면 또는 (200)면 배향을 포함하는 CeO2 또는 CaF2로 이루어진 시드층을 형성하는 단계와;상기 시드층상에 미세결정질 실리콘 박막을 매우 얇게 형성하는 단계와;상기 미세결정질 실리콘 박막을 시드로 이용하여 결정질의 실리콘 박막을 형성하는 단계로 이루어지는 것을 특징으로 하는 실리콘 박막형성방법.
- 제5항에 있어서, 상기 실리콘 박막은 100 내지 450℃ 의 증착온도범위에서 CVD법, 또는 PVD법으로 증착하는 것을 특징으로 하는 실리콘 박막형성방법.
- 제5항에 있어서, 상기 미세결정질 실리콘 박막은 25 내지 450℃의 온도범위에서 20Å의 두께로 형성되는 것을 특징으로 하는 실리콘 박막형성방법.
- 기판상에 25 내지 450℃의 증착 온도 범위에서 형성되고, (100)면 또는 (200)면 배향을 포함하는 CeO2 또는 CaF2로 이루어진 시드층과;상기 시드층상에 형성된 결정성의 실리콘 박막으로 이루어지는 것을 특징으로 하는 실리콘 박막.
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0081857A KR100501701B1 (ko) | 2002-12-20 | 2002-12-20 | 결정질 실리콘박막 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0081857A KR100501701B1 (ko) | 2002-12-20 | 2002-12-20 | 결정질 실리콘박막 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040055224A KR20040055224A (ko) | 2004-06-26 |
KR100501701B1 true KR100501701B1 (ko) | 2005-07-18 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-0081857A KR100501701B1 (ko) | 2002-12-20 | 2002-12-20 | 결정질 실리콘박막 형성방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100501701B1 (ko) |
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2002
- 2002-12-20 KR KR10-2002-0081857A patent/KR100501701B1/ko active IP Right Grant
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KR20040055224A (ko) | 2004-06-26 |
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