KR0142150B1 - 붕소 질화물을 에칭하기 위한 방법 - Google Patents
붕소 질화물을 에칭하기 위한 방법Info
- Publication number
- KR0142150B1 KR0142150B1 KR1019940004533A KR19940004533A KR0142150B1 KR 0142150 B1 KR0142150 B1 KR 0142150B1 KR 1019940004533 A KR1019940004533 A KR 1019940004533A KR 19940004533 A KR19940004533 A KR 19940004533A KR 0142150 B1 KR0142150 B1 KR 0142150B1
- Authority
- KR
- South Korea
- Prior art keywords
- boron nitride
- silicon
- etching
- doped
- doping
- 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
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 229910052582 BN Inorganic materials 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000005530 etching Methods 0.000 title abstract description 12
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 15
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000010703 silicon Substances 0.000 claims abstract description 14
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 7
- 229910052732 germanium Inorganic materials 0.000 claims abstract description 7
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000001039 wet etching Methods 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 abstract description 15
- 230000000737 periodic effect Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 15
- 229910052581 Si3N4 Inorganic materials 0.000 description 7
- 239000004065 semiconductor Substances 0.000 description 7
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 5
- 239000002019 doping agent Substances 0.000 description 5
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 4
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 229910000077 silane Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910001413 alkali metal ion Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- FFBGYFUYJVKRNV-UHFFFAOYSA-N boranylidynephosphane Chemical compound P#B FFBGYFUYJVKRNV-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001312 dry etching Methods 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
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- QPJSUIGXIBEQAC-UHFFFAOYSA-N n-(2,4-dichloro-5-propan-2-yloxyphenyl)acetamide Chemical compound CC(C)OC1=CC(NC(C)=O)=C(Cl)C=C1Cl QPJSUIGXIBEQAC-UHFFFAOYSA-N 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 238000004627 transmission electron microscopy Methods 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- H01L21/04—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
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
- H01L21/31116—Etching inorganic layers by chemical means by dry-etching
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/113—Nitrides of boron or aluminum or gallium
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Chemical & Material Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Weting (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Formation Of Insulating Films (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (4)
- 인산 (phosphoric acid)으로 붕소 질화물(boron nitride)을 습식 에칭하는 방법에 있어서, 상기 붕소 질화물에 실리콘, 탄소 및 게르마늄으로 이루어진 원소군으로부터 선택된 원소를 원자 조성비 20% (20% by atomic composition) 까지 도핑시킴으로써 상기 붕소 질화물의 습식 에칭률을 향상시키는 방법.
- 붕소 질화물을 습식 에칭시키는 방법에 있어서, (a) 상기 붕소 질화물에 탄소, 실리콘 및 게르마늄으로 이루어진 원소군으로부터 선택된 원소를 원자 조성비 20% 까지 도핑시키는 단계, 및 (b) 상기 붕소 질화물을 인산에 노출시키는 단계를 포함하는 방법.
- 제1항에 있어서, 상기 인산이 약 165℃의 온도인 방법.
- 제1항에 있어서, 상기 붕소 질화물에 상기 원소를 원자 조성비 2% 내지 10%로 도핑하는방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4557093A | 1993-04-09 | 1993-04-09 | |
US8/045,570 | 1993-04-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR0142150B1 true KR0142150B1 (ko) | 1998-07-15 |
Family
ID=21938670
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940004533A Expired - Fee Related KR0142150B1 (ko) | 1993-04-09 | 1994-03-09 | 붕소 질화물을 에칭하기 위한 방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5536360A (ko) |
EP (1) | EP0619600A3 (ko) |
JP (1) | JP2664866B2 (ko) |
KR (1) | KR0142150B1 (ko) |
TW (1) | TW241374B (ko) |
Families Citing this family (166)
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US6090300A (en) * | 1998-05-26 | 2000-07-18 | Xerox Corporation | Ion-implantation assisted wet chemical etching of III-V nitrides and alloys |
US6891236B1 (en) | 1999-01-14 | 2005-05-10 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method of fabricating the same |
WO2002069382A1 (fr) * | 2001-02-28 | 2002-09-06 | Kabushiki Kaisha Watanabe Shoko | Dispositif a solide et procede de fabrication |
US7034307B2 (en) * | 2003-09-25 | 2006-04-25 | General Electric Company | Neutron detector employing doped pyrolytic boron nitride and method of making thereof |
CN101076614A (zh) * | 2004-07-07 | 2007-11-21 | 莫门蒂夫性能材料股份有限公司 | 基底上的保护涂层及其制备方法 |
KR100568257B1 (ko) * | 2004-07-29 | 2006-04-07 | 삼성전자주식회사 | 듀얼 다마신 배선의 제조방법 |
US8084105B2 (en) * | 2007-05-23 | 2011-12-27 | Applied Materials, Inc. | Method of depositing boron nitride and boron nitride-derived materials |
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US20090093100A1 (en) * | 2007-10-09 | 2009-04-09 | Li-Qun Xia | Method for forming an air gap in multilevel interconnect structure |
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NL7015375A (ko) * | 1970-10-21 | 1972-04-25 | ||
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1994
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- 1994-03-09 KR KR1019940004533A patent/KR0142150B1/ko not_active Expired - Fee Related
- 1994-03-10 EP EP19940103684 patent/EP0619600A3/en not_active Withdrawn
- 1994-04-28 TW TW083103832A patent/TW241374B/zh active
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1995
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TW241374B (ko) | 1995-02-21 |
EP0619600A3 (en) | 1994-11-30 |
JPH076996A (ja) | 1995-01-10 |
JP2664866B2 (ja) | 1997-10-22 |
EP0619600A2 (en) | 1994-10-12 |
US5536360A (en) | 1996-07-16 |
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