KR20020060919A - 다결정 실리콘 박막 및 그의 형성 방법 - Google Patents
다결정 실리콘 박막 및 그의 형성 방법 Download PDFInfo
- Publication number
- KR20020060919A KR20020060919A KR1020010002083A KR20010002083A KR20020060919A KR 20020060919 A KR20020060919 A KR 20020060919A KR 1020010002083 A KR1020010002083 A KR 1020010002083A KR 20010002083 A KR20010002083 A KR 20010002083A KR 20020060919 A KR20020060919 A KR 20020060919A
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- Prior art keywords
- film layer
- silicon
- thin film
- layer
- silicon film
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- 239000010409 thin film Substances 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 23
- 229920001296 polysiloxane Polymers 0.000 title 1
- 239000010408 film Substances 0.000 claims abstract description 71
- 229910021417 amorphous silicon Inorganic materials 0.000 claims abstract description 68
- 229910021424 microcrystalline silicon Inorganic materials 0.000 claims abstract description 55
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 38
- 230000003746 surface roughness Effects 0.000 claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 16
- 238000005224 laser annealing Methods 0.000 claims abstract description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 26
- 229910052710 silicon Inorganic materials 0.000 claims description 26
- 239000010703 silicon Substances 0.000 claims description 26
- 238000005229 chemical vapour deposition Methods 0.000 claims description 15
- 238000002425 crystallisation Methods 0.000 claims description 15
- 230000008025 crystallization Effects 0.000 claims description 15
- 238000010030 laminating Methods 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 8
- 229910021419 crystalline silicon Inorganic materials 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000013078 crystal Substances 0.000 abstract description 26
- 230000005669 field effect Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 62
- 238000000151 deposition Methods 0.000 description 8
- 230000008021 deposition Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000007865 diluting Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000003475 lamination Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000001069 Raman spectroscopy Methods 0.000 description 2
- 238000004630 atomic force microscopy Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000013081 microcrystal Substances 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
- 238000001237 Raman spectrum Methods 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000005499 laser crystallization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
- G02F1/133516—Methods for their manufacture, e.g. printing, electro-deposition or photolithography
-
- 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
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66742—Thin film unipolar transistors
- H01L29/6675—Amorphous silicon or polysilicon transistors
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Nonlinear Science (AREA)
- Ceramic Engineering (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Recrystallisation Techniques (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (13)
- 기판(1);상기 기판(1) 위에 배치된 비정질 실리콘 막층(2); 및상기 비정질 실리콘(2) 막 위에 배치된 미세 결정 실리콘 막층(3)을 포함하는 것을 특징으로 하는 실리콘 박막.
- 제 1항에 있어서,상기 기판(1)과 비정질 실리콘 막층(2) 사이에 미세 결정 실리콘 막층(3)을 더욱 포함하는 실리콘 박막.
- 제 1항 또는 제 2항에 있어서,상기 미세 결정 실리콘 막층(3)의 두께는 35 nm 이하인 다결정 실리콘 박막.
- 제 1항 또는 제 2항에 있어서,상기 미세 결정 실리콘 막층(3)의 표면 거칠기가 3 내지 10 nm인 실리콘 박막.
- 제 2항에 있어서,상기 다결정 실리콘 박막은 하부의 미세 결정 실리콘 박막 층(3) 위의 비정질 실리콘 박막 층(2)과 미세 결정 실리콘 박막층(3)이 번갈아 적층되어 맨 상부층은 미세 결정 실리콘 막층(3)인 실리콘 박막.
- 기판(1) 위에 비정질 실리콘 막 층(2)을 적층하는 단계;상기 적층 단계 이후 미세 결정 실리콘 막 층(3)을 적층하는 단계; 및상기 미세 결정 실리콘 막 층(3)을 적층한 후 엑시머 레이저 어닐링(Eximer Laser Annealing)으로 상기 미세 결정 실리콘 막 층(3)을 결정화하는 단계를 포함하는 것을 특징으로 하는 다결정 실리콘 박막의 형성 방법.
- 제 6항에 있어서,상기 기판(1) 위에 비정질 실리콘 막 층(2)을 적층하기 이전에 기판 위에 미세 결정 실리콘 막 층(3)을 적층하는 단계를 더욱 포함하는 다결정 실리콘 박막의 형성 방법.
- 제 7항에 있어서,상기 다결정 실리콘 박막의 형성 방법은 상기 기판(1) 위에 미세 결정 실리콘 막 층(3)을 적층하고, 상기 미세 결정 실리콘 막 층(3) 위에 비정질 실리콘 막 층(2)을 적층하고, 상기 비정질 실리콘 막 층(2)을 형성하는 단계를 반복적으로 시행한 후 엑시머 레이저 어닐링으로 결정화하는 다결정 실리콘 박막의 형성 방법.
- 제 6항에 있어서,상기 결정화하는 단계에서 엑시머 레이저의 에너지 밀도가 240 내지 340 mJ/㎠인 다결정 실리콘 박막의 형성 방법.
- 제 6항 또는 제 7항에 있어서,상기 다결정 실리콘 박막의 최상부 층인 미세 결정 실리콘 막 층(3)은 두께가 35 nm 이하로 적층하는 다결정 실리콘 박막의 형성 방법.
- 제 6항 또는 제 7항에 있어서,상기 실리콘 막 층들의 적층 방법은 화학 기상 증착법(CVD)인 실리콘 박막의 형성 방법.
- 제 11항에 있어서,상기 화학 기상 증착법(CVD)은 실리콘을 함유하는 가스를 수소로 희석화하는 것인 실리콘 박막의 형성 방법.
- 제 11항에 있어서,상기 화학 기상 증착법(CVD)은 실리콘을 함유하는 가스를 아르곤으로 희석화하는 것인 실리콘 박막의 형성 방법.
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KR1020010002083A KR100686332B1 (ko) | 2001-01-13 | 2001-01-13 | 다결정 실리콘 박막 및 그의 형성 방법 |
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KR1020010002083A KR100686332B1 (ko) | 2001-01-13 | 2001-01-13 | 다결정 실리콘 박막 및 그의 형성 방법 |
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KR20020060919A true KR20020060919A (ko) | 2002-07-19 |
KR100686332B1 KR100686332B1 (ko) | 2007-02-22 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030085910A (ko) * | 2002-05-02 | 2003-11-07 | 주식회사 엘리아테크 | 유기 전계 발광 표시 소자의 제조방법 |
KR20050104065A (ko) * | 2004-04-28 | 2005-11-02 | (주)케이디티 | 가요성 평면 유기 발광 원 |
KR100692202B1 (ko) * | 2005-04-15 | 2007-03-09 | 이미영 | 과열차단장치 |
WO2015070465A1 (zh) * | 2013-11-13 | 2015-05-21 | 深圳市华星光电技术有限公司 | 可控制多晶硅生长方向的多晶硅制作方法 |
US9082615B2 (en) | 2013-11-13 | 2015-07-14 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Polysilicon manufacturing method that controls growth direction of polysilicon |
US9577114B2 (en) | 2013-04-04 | 2017-02-21 | Samsung Display Co., Ltd. | Transistors, methods of forming transistors and display devices having transistors |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200916745A (en) | 2007-07-09 | 2009-04-16 | Kobe Steel Ltd | Temperature-measuring member, temperature-measuring device, and method for measuring temperature |
Family Cites Families (3)
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US5827773A (en) * | 1997-03-07 | 1998-10-27 | Sharp Microelectronics Technology, Inc. | Method for forming polycrystalline silicon from the crystallization of microcrystalline silicon |
JP2001007024A (ja) * | 1999-06-18 | 2001-01-12 | Sanyo Electric Co Ltd | 多結晶シリコン膜の形成方法 |
JP5964073B2 (ja) * | 2011-05-26 | 2016-08-03 | 日東電工株式会社 | 水分散型粘着剤組成物、粘着剤および粘着シート |
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- 2001-01-13 KR KR1020010002083A patent/KR100686332B1/ko active IP Right Grant
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030085910A (ko) * | 2002-05-02 | 2003-11-07 | 주식회사 엘리아테크 | 유기 전계 발광 표시 소자의 제조방법 |
KR20050104065A (ko) * | 2004-04-28 | 2005-11-02 | (주)케이디티 | 가요성 평면 유기 발광 원 |
KR100692202B1 (ko) * | 2005-04-15 | 2007-03-09 | 이미영 | 과열차단장치 |
US9577114B2 (en) | 2013-04-04 | 2017-02-21 | Samsung Display Co., Ltd. | Transistors, methods of forming transistors and display devices having transistors |
WO2015070465A1 (zh) * | 2013-11-13 | 2015-05-21 | 深圳市华星光电技术有限公司 | 可控制多晶硅生长方向的多晶硅制作方法 |
US9082615B2 (en) | 2013-11-13 | 2015-07-14 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Polysilicon manufacturing method that controls growth direction of polysilicon |
Also Published As
Publication number | Publication date |
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KR100686332B1 (ko) | 2007-02-22 |
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