TWI345803B - Techniques for patterning features in semiconductor devices - Google Patents
Techniques for patterning features in semiconductor devices Download PDFInfo
- Publication number
- TWI345803B TWI345803B TW093126407A TW93126407A TWI345803B TW I345803 B TWI345803 B TW I345803B TW 093126407 A TW093126407 A TW 093126407A TW 93126407 A TW93126407 A TW 93126407A TW I345803 B TWI345803 B TW I345803B
- Authority
- TW
- Taiwan
- Prior art keywords
- substrate
- feature
- features
- reflective material
- antireflective
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 57
- 239000004065 semiconductor Substances 0.000 title claims description 26
- 238000000059 patterning Methods 0.000 title claims description 12
- 239000000463 material Substances 0.000 claims description 97
- 230000003667 anti-reflective effect Effects 0.000 claims description 87
- 239000000758 substrate Substances 0.000 claims description 62
- 238000003384 imaging method Methods 0.000 claims description 33
- 230000005855 radiation Effects 0.000 claims description 30
- 238000005530 etching Methods 0.000 claims description 26
- 239000007789 gas Substances 0.000 claims description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 15
- 229920000642 polymer Polymers 0.000 claims description 15
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 11
- 238000000151 deposition Methods 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 230000008021 deposition Effects 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 229910052786 argon Inorganic materials 0.000 claims description 6
- 239000003989 dielectric material Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 239000005388 borosilicate glass Substances 0.000 claims description 2
- 229940104869 fluorosilicate Drugs 0.000 claims description 2
- 229910052707 ruthenium Inorganic materials 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 239000006117 anti-reflective coating Substances 0.000 claims 1
- BEJRNLMOMBGWFU-UHFFFAOYSA-N bismuth boron Chemical compound [B].[Bi] BEJRNLMOMBGWFU-UHFFFAOYSA-N 0.000 claims 1
- 229910001873 dinitrogen Inorganic materials 0.000 claims 1
- 238000010304 firing Methods 0.000 claims 1
- 239000001307 helium Substances 0.000 claims 1
- 229910052734 helium Inorganic materials 0.000 claims 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims 1
- 150000002431 hydrogen Chemical class 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 229910052746 lanthanum Inorganic materials 0.000 claims 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 239000008267 milk Substances 0.000 claims 1
- 210000004080 milk Anatomy 0.000 claims 1
- 235000013336 milk Nutrition 0.000 claims 1
- 239000005368 silicate glass Substances 0.000 claims 1
- 229910052715 tantalum Inorganic materials 0.000 claims 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims 1
- 239000010410 layer Substances 0.000 description 59
- 238000006116 polymerization reaction Methods 0.000 description 10
- 238000001459 lithography Methods 0.000 description 8
- 150000004767 nitrides Chemical class 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 5
- 238000007796 conventional method Methods 0.000 description 4
- 229910052732 germanium Inorganic materials 0.000 description 4
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000000750 progressive effect Effects 0.000 description 4
- 238000004528 spin coating Methods 0.000 description 4
- 235000014653 Carica parviflora Nutrition 0.000 description 2
- 241000243321 Cnidaria Species 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 102000001708 Protein Isoforms Human genes 0.000 description 1
- 108010029485 Protein Isoforms Proteins 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- -1 argon ions Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000012662 bulk polymerization Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000012985 polymerization agent Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
-
- 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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
- H01L21/0274—Photolithographic processes
- H01L21/0276—Photolithographic processes using an anti-reflective coating
-
- 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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0337—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by the process involved to create the mask, e.g. lift-off masks, sidewalls, or to modify the mask, e.g. pre-treatment, post-treatment
-
- 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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0338—Process specially adapted to improve the resolution of the mask
-
- 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
-
- 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
- H01L21/31144—Etching the insulating layers by chemical or physical means using masks
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
- Y10T428/24926—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including ceramic, glass, porcelain or quartz layer
Landscapes
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Crystallography & Structural Chemistry (AREA)
- Drying Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Electrodes Of Semiconductors (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/661,041 US7030008B2 (en) | 2003-09-12 | 2003-09-12 | Techniques for patterning features in semiconductor devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200523998A TW200523998A (en) | 2005-07-16 |
| TWI345803B true TWI345803B (en) | 2011-07-21 |
Family
ID=34273788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW093126407A TWI345803B (en) | 2003-09-12 | 2004-09-01 | Techniques for patterning features in semiconductor devices |
Country Status (7)
| Country | Link |
|---|---|
| US (3) | US7030008B2 (enExample) |
| EP (1) | EP1665347A1 (enExample) |
| JP (1) | JP4755592B2 (enExample) |
| KR (1) | KR100810203B1 (enExample) |
| CN (1) | CN1849698B (enExample) |
| TW (1) | TWI345803B (enExample) |
| WO (1) | WO2005036625A1 (enExample) |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US6462371B1 (en) * | 1998-11-24 | 2002-10-08 | Micron Technology Inc. | Films doped with carbon for use in integrated circuit technology |
| US20040013971A1 (en) * | 2001-11-21 | 2004-01-22 | Berger Larry L | Antireflective layer for use in microlithography |
| KR100615583B1 (ko) * | 2004-08-11 | 2006-08-25 | 삼성전자주식회사 | 노드 절연막 패턴에 구속된 상전이막 패턴을 갖는 피이.램의 형성방법들 |
| DE102004052611A1 (de) | 2004-10-29 | 2006-05-04 | Infineon Technologies Ag | Verfahren zur Herstellung einer mit einem Füllmaterial mindestens teilweise gefüllten Öffnung, Verfahren zur Herstellung einer Speicherzelle und Speicherzelle |
| US7361588B2 (en) * | 2005-04-04 | 2008-04-22 | Advanced Micro Devices, Inc. | Etch process for CD reduction of arc material |
| US8852851B2 (en) | 2006-07-10 | 2014-10-07 | Micron Technology, Inc. | Pitch reduction technology using alternating spacer depositions during the formation of a semiconductor device and systems including same |
| US7863150B2 (en) * | 2006-09-11 | 2011-01-04 | International Business Machines Corporation | Method to generate airgaps with a template first scheme and a self aligned blockout mask |
| US8026180B2 (en) * | 2007-07-12 | 2011-09-27 | Micron Technology, Inc. | Methods of modifying oxide spacers |
| US7888267B2 (en) | 2008-02-01 | 2011-02-15 | Tokyo Electron Limited | Method for etching silicon-containing ARC layer with reduced CD bias |
| US7989307B2 (en) * | 2008-05-05 | 2011-08-02 | Micron Technology, Inc. | Methods of forming isolated active areas, trenches, and conductive lines in semiconductor structures and semiconductor structures including the same |
| US10151981B2 (en) | 2008-05-22 | 2018-12-11 | Micron Technology, Inc. | Methods of forming structures supported by semiconductor substrates |
| US8409457B2 (en) * | 2008-08-29 | 2013-04-02 | Micron Technology, Inc. | Methods of forming a photoresist-comprising pattern on a substrate |
| US8039399B2 (en) * | 2008-10-09 | 2011-10-18 | Micron Technology, Inc. | Methods of forming patterns utilizing lithography and spacers |
| US8796155B2 (en) | 2008-12-04 | 2014-08-05 | Micron Technology, Inc. | Methods of fabricating substrates |
| US8247302B2 (en) | 2008-12-04 | 2012-08-21 | Micron Technology, Inc. | Methods of fabricating substrates |
| US8273634B2 (en) * | 2008-12-04 | 2012-09-25 | Micron Technology, Inc. | Methods of fabricating substrates |
| KR101615787B1 (ko) | 2008-12-30 | 2016-04-26 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 나노구조화 표면의 제조 방법 |
| CN102325719A (zh) * | 2008-12-30 | 2012-01-18 | 3M创新有限公司 | 纳米结构化制品和制备纳米结构化制品的方法 |
| KR101915868B1 (ko) | 2008-12-30 | 2018-11-06 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 반사방지 용품 및 이의 제조 방법 |
| US8268543B2 (en) * | 2009-03-23 | 2012-09-18 | Micron Technology, Inc. | Methods of forming patterns on substrates |
| US9330934B2 (en) | 2009-05-18 | 2016-05-03 | Micron Technology, Inc. | Methods of forming patterns on substrates |
| US20110129991A1 (en) * | 2009-12-02 | 2011-06-02 | Kyle Armstrong | Methods Of Patterning Materials, And Methods Of Forming Memory Cells |
| US8323871B2 (en) * | 2010-02-24 | 2012-12-04 | International Business Machines Corporation | Antireflective hardmask composition and a method of preparing a patterned material using same |
| CN102222640B (zh) * | 2010-04-16 | 2013-08-14 | 中芯国际集成电路制造(上海)有限公司 | 通孔形成方法 |
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| US9159581B2 (en) * | 2012-11-27 | 2015-10-13 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of making a semiconductor device using a bottom antireflective coating (BARC) layer |
| US9153455B2 (en) * | 2013-06-19 | 2015-10-06 | Micron Technology, Inc. | Methods of forming semiconductor device structures, memory cells, and arrays |
| US9917027B2 (en) * | 2015-12-30 | 2018-03-13 | Globalfoundries Singapore Pte. Ltd. | Integrated circuits with aluminum via structures and methods for fabricating the same |
| US10157773B1 (en) * | 2017-11-28 | 2018-12-18 | Taiwan Semiconductor Manufacturing Co., Ltd. | Semiconductor structure having layer with re-entrant profile and method of forming the same |
| US10867842B2 (en) * | 2018-10-31 | 2020-12-15 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method for shrinking openings in forming integrated circuits |
| US11398377B2 (en) * | 2020-01-14 | 2022-07-26 | International Business Machines Corporation | Bilayer hardmask for direct print lithography |
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| US4814406A (en) | 1986-02-28 | 1989-03-21 | Katayama Chemical Works Ltd. | Scale inhibitor |
| EP0263220B1 (en) * | 1986-10-08 | 1992-09-09 | International Business Machines Corporation | Method of forming a via-having a desired slope in a photoresist masked composite insulating layer |
| JP3002033B2 (ja) * | 1991-09-27 | 2000-01-24 | 株式会社東芝 | ドライエッチング方法 |
| JPH0941161A (ja) * | 1995-07-26 | 1997-02-10 | Dainippon Printing Co Ltd | エッチングを用いた加工方法 |
| KR100256137B1 (ko) | 1996-03-26 | 2000-05-15 | 아사무라 타카싯 | 반도체장치및그제조방법 |
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-
2003
- 2003-09-12 US US10/661,041 patent/US7030008B2/en not_active Expired - Lifetime
-
2004
- 2004-05-13 JP JP2006526058A patent/JP4755592B2/ja not_active Expired - Fee Related
- 2004-05-13 EP EP04752033A patent/EP1665347A1/en not_active Withdrawn
- 2004-05-13 WO PCT/US2004/014903 patent/WO2005036625A1/en not_active Ceased
- 2004-05-13 KR KR1020067003310A patent/KR100810203B1/ko not_active Expired - Fee Related
- 2004-05-13 CN CN200480026182.4A patent/CN1849698B/zh not_active Expired - Lifetime
- 2004-09-01 TW TW093126407A patent/TWI345803B/zh not_active IP Right Cessation
-
2006
- 2006-01-23 US US11/337,411 patent/US7545041B2/en not_active Expired - Fee Related
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2008
- 2008-04-03 US US12/062,186 patent/US20080187731A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| CN1849698A (zh) | 2006-10-18 |
| EP1665347A1 (en) | 2006-06-07 |
| JP2007505492A (ja) | 2007-03-08 |
| KR20060064650A (ko) | 2006-06-13 |
| JP4755592B2 (ja) | 2011-08-24 |
| WO2005036625A1 (en) | 2005-04-21 |
| US7030008B2 (en) | 2006-04-18 |
| CN1849698B (zh) | 2012-07-11 |
| TW200523998A (en) | 2005-07-16 |
| US20080187731A1 (en) | 2008-08-07 |
| US20050056823A1 (en) | 2005-03-17 |
| US20060118785A1 (en) | 2006-06-08 |
| KR100810203B1 (ko) | 2008-03-07 |
| US7545041B2 (en) | 2009-06-09 |
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