KR100494344B1 - 반도체소자의 제조방법 - Google Patents
반도체소자의 제조방법 Download PDFInfo
- Publication number
- KR100494344B1 KR100494344B1 KR10-2003-0043618A KR20030043618A KR100494344B1 KR 100494344 B1 KR100494344 B1 KR 100494344B1 KR 20030043618 A KR20030043618 A KR 20030043618A KR 100494344 B1 KR100494344 B1 KR 100494344B1
- Authority
- KR
- South Korea
- Prior art keywords
- ion implantation
- ions
- source
- gate electrode
- implantation process
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 85
- 150000002500 ions Chemical class 0.000 claims abstract description 63
- 238000005468 ion implantation Methods 0.000 claims abstract description 37
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 238000000137 annealing Methods 0.000 claims abstract description 21
- 238000004140 cleaning Methods 0.000 claims description 11
- 229910052785 arsenic Inorganic materials 0.000 claims description 6
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 238000002513 implantation Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009792 diffusion process Methods 0.000 description 6
- 239000010410 layer Substances 0.000 description 5
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 5
- 229920005591 polysilicon Polymers 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 4
- 229910021342 tungsten silicide Inorganic materials 0.000 description 4
- -1 Boron ions Chemical class 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 230000005465 channeling Effects 0.000 description 2
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 238000009279 wet oxidation reaction Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910017855 NH 4 F Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/149—Source or drain regions of field-effect devices
- H10D62/151—Source or drain regions of field-effect devices of IGFETs
-
- 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
- H01L21/02041—Cleaning
- H01L21/02057—Cleaning during device manufacture
- H01L21/02068—Cleaning during device manufacture during, before or after processing of conductive layers, e.g. polysilicon or amorphous silicon layers
-
- 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
- H01L21/02296—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer
- H01L21/02318—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer post-treatment
- H01L21/02337—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer post-treatment treatment by exposure to a gas or vapour
-
- 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
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/26506—Bombardment with radiation with high-energy radiation producing ion implantation in group IV semiconductors
- H01L21/26513—Bombardment with radiation with high-energy radiation producing ion implantation in group IV semiconductors of electrically active species
-
- 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
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/266—Bombardment with radiation with high-energy radiation producing ion implantation using masks
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- High Energy & Nuclear Physics (AREA)
- Power Engineering (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
Abstract
Description
Claims (4)
- 반도체기판에 터널산화막, 플로팅게이트전극, 유전체막 및 콘트롤게이트전극을 순차적으로 형성하는 단계;상기 형성된 콘트롤게이트전극을 이온주입용 마스크로 제1 이온주입공정을 수행한 후, 상기 제1 이온주입공정시 주입되는 이온보다 매스가 작은 이온을 주입하는 제2 이온주입공정을 수행하여, 상기 제1 이온주입공정시 주입된 이온과 상기 제2 이온주입공정시 주입된 이온이 혼합되어 형성되는 소스/드레인영역을 형성하는 단계; 및상기 소스/드레인영역이 포함된 결과물 전면에 어닐공정을 수행하는 단계를 포함하는 반도체소자의 제조방법.
- 제1 항에 있어서,상기 플로팅게이트전극 및 콘트롤게이트전극 형성 후, 상기 게이트전극들의 형성공정 중 잔존한 막질들을 세정하기 위한 세정공정을 수행하는 단계가 더 포함되는 것을 특징으로 하는 반도체소자의 제조방법.
- 제1 항에 있어서,상기 제1 이온주입공정시 주입되는 이온은 비소(As)이고, 상기 제2 이온주입공정시 주입되는 이온은 상기 비소보다 매스가 작은 인(P)이온을 주입하는 것을 특징으로 하는 반도체소자의 제조방법.
- 제1 항에 있어서, 상기 어닐공정은N2 분위기에서 램프업(ramp-up)되는 비가 200~ 250℃/sec이고, 1000℃ 정도의 온도에서 공정이 진행되는 플래시 어닐링(flash annealing)공정을 이용하여 RTA(Rapid thermal anneal)방식으로 진행하는 것을 특징으로 하는 반도체소자의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0043618A KR100494344B1 (ko) | 2003-06-30 | 2003-06-30 | 반도체소자의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0043618A KR100494344B1 (ko) | 2003-06-30 | 2003-06-30 | 반도체소자의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050002249A KR20050002249A (ko) | 2005-01-07 |
KR100494344B1 true KR100494344B1 (ko) | 2005-06-10 |
Family
ID=37217794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0043618A Expired - Fee Related KR100494344B1 (ko) | 2003-06-30 | 2003-06-30 | 반도체소자의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100494344B1 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000021043A (ko) * | 1998-09-25 | 2000-04-15 | 윤종용 | 불휘발성 메모리장치 제조방법 |
KR20010061520A (ko) * | 1999-12-28 | 2001-07-07 | 박종섭 | 플래쉬 메모리 소자의 제조방법 |
US6518072B1 (en) * | 1999-11-05 | 2003-02-11 | Advanced Micro Devices, Inc. | Deposited screen oxide for reducing gate edge lifting |
-
2003
- 2003-06-30 KR KR10-2003-0043618A patent/KR100494344B1/ko not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000021043A (ko) * | 1998-09-25 | 2000-04-15 | 윤종용 | 불휘발성 메모리장치 제조방법 |
US6518072B1 (en) * | 1999-11-05 | 2003-02-11 | Advanced Micro Devices, Inc. | Deposited screen oxide for reducing gate edge lifting |
KR20010061520A (ko) * | 1999-12-28 | 2001-07-07 | 박종섭 | 플래쉬 메모리 소자의 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20050002249A (ko) | 2005-01-07 |
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