NL8202103A - Werkwijze voor het met behulp van reactieve ionen etsen van tantalum en silicium bevattende lagen. - Google Patents
Werkwijze voor het met behulp van reactieve ionen etsen van tantalum en silicium bevattende lagen. Download PDFInfo
- Publication number
- NL8202103A NL8202103A NL8202103A NL8202103A NL8202103A NL 8202103 A NL8202103 A NL 8202103A NL 8202103 A NL8202103 A NL 8202103A NL 8202103 A NL8202103 A NL 8202103A NL 8202103 A NL8202103 A NL 8202103A
- Authority
- NL
- Netherlands
- Prior art keywords
- layer
- etching
- equipment
- plasma
- gas
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 43
- 238000005530 etching Methods 0.000 title claims description 41
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims description 11
- 229910052710 silicon Inorganic materials 0.000 title claims description 11
- 239000010703 silicon Substances 0.000 title claims description 11
- 229910052715 tantalum Inorganic materials 0.000 title claims description 11
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 title claims description 11
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 28
- 229920005591 polysilicon Polymers 0.000 claims description 27
- 239000007789 gas Substances 0.000 claims description 21
- 150000002500 ions Chemical class 0.000 claims description 14
- 239000000460 chlorine Substances 0.000 claims description 10
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 7
- 229910052801 chlorine Inorganic materials 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000000059 patterning Methods 0.000 claims description 5
- 238000001020 plasma etching Methods 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 4
- 239000011737 fluorine Substances 0.000 claims description 4
- 229910052731 fluorine Inorganic materials 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000001465 metallisation Methods 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims description 2
- 239000006104 solid solution Substances 0.000 claims description 2
- DASQIKOOFDJYKA-UHFFFAOYSA-N CCIF Chemical compound CCIF DASQIKOOFDJYKA-UHFFFAOYSA-N 0.000 claims 2
- 239000000470 constituent Substances 0.000 claims 1
- 210000002381 plasma Anatomy 0.000 description 16
- 229910004217 TaSi2 Inorganic materials 0.000 description 13
- 235000012431 wafers Nutrition 0.000 description 8
- 241000894007 species Species 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- KYKAJFCTULSVSH-UHFFFAOYSA-N chloro(fluoro)methane Chemical compound F[C]Cl KYKAJFCTULSVSH-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 2
- VNBVMEJAPNHJSI-UHFFFAOYSA-N 2,3-dichloropropyl prop-2-enoate Chemical compound ClCC(Cl)COC(=O)C=C VNBVMEJAPNHJSI-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004211 TaS2 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- AFYPFACVUDMOHA-UHFFFAOYSA-N chlorotrifluoromethane Chemical compound FC(F)(F)Cl AFYPFACVUDMOHA-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
- 235000019404 dichlorodifluoromethane Nutrition 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000003079 width control Methods 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
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
- H01L21/32135—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only
- H01L21/32136—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only using plasmas
- H01L21/32137—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only using plasmas of silicon-containing 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
- H01L21/04—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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28026—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
- H01L21/28035—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities
- H01L21/28044—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities the conductor comprising at least another non-silicon conductive layer
- H01L21/28061—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor the final conductor layer next to the insulator being silicon, e.g. polysilicon, with or without impurities the conductor comprising at least another non-silicon conductive layer the conductor comprising a metal or metal silicide formed by deposition, e.g. sputter deposition, i.e. without a silicidation reaction
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Drying Of Semiconductors (AREA)
- Electrodes Of Semiconductors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US26643381A | 1981-05-22 | 1981-05-22 | |
US26643381 | 1981-05-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL8202103A true NL8202103A (nl) | 1982-12-16 |
Family
ID=23014579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8202103A NL8202103A (nl) | 1981-05-22 | 1982-05-21 | Werkwijze voor het met behulp van reactieve ionen etsen van tantalum en silicium bevattende lagen. |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS57198633A (el) |
BE (1) | BE893251A (el) |
CA (1) | CA1202597A (el) |
DE (1) | DE3219284A1 (el) |
FR (1) | FR2506519B1 (el) |
GB (1) | GB2098931B (el) |
IT (1) | IT1151209B (el) |
NL (1) | NL8202103A (el) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3216823A1 (de) * | 1982-05-05 | 1983-11-10 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von strukturen von aus metallsilizid und polysilizium bestehenden doppelschichten auf integrierte halbleiterschaltungen enthaltenden substraten durch reaktives ionenaetzen |
US4414057A (en) * | 1982-12-03 | 1983-11-08 | Inmos Corporation | Anisotropic silicide etching process |
DE3315719A1 (de) * | 1983-04-29 | 1984-10-31 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von strukturen von aus metallsiliziden bzw. silizid-polysilizium bestehenden doppelschichten fuer integrierte halbleiterschaltungen durch reaktives ionenaetzen |
US4528066A (en) * | 1984-07-06 | 1985-07-09 | Ibm Corporation | Selective anisotropic reactive ion etching process for polysilicide composite structures |
NL8500771A (nl) * | 1985-03-18 | 1986-10-16 | Philips Nv | Werkwijze voor het vervaardigen van een halfgeleiderinrichting waarbij een op een laag siliciumoxide aanwezige dubbellaag - bestaande uit poly-si en een silicide - in een plasma wordt geetst. |
JPS62503204A (ja) * | 1985-06-28 | 1987-12-17 | アメリカン テレフオン アンド テレグラフ カムパニ− | ドライエッチングを含むデバイスの製作プロセス |
DE4114741C2 (de) * | 1990-07-04 | 1998-11-12 | Mitsubishi Electric Corp | Verfahren zur Bildung einer Leiterbahn auf einem Halbleitersubstrat |
US6177337B1 (en) * | 1998-01-06 | 2001-01-23 | International Business Machines Corporation | Method of reducing metal voids in semiconductor device interconnection |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5519873A (en) * | 1978-07-28 | 1980-02-12 | Mitsubishi Electric Corp | Forming method of metallic layer pattern for semiconductor |
-
1982
- 1982-04-15 CA CA000401014A patent/CA1202597A/en not_active Expired
- 1982-05-18 GB GB8214402A patent/GB2098931B/en not_active Expired
- 1982-05-18 FR FR828208669A patent/FR2506519B1/fr not_active Expired
- 1982-05-19 BE BE0/208144A patent/BE893251A/fr not_active IP Right Cessation
- 1982-05-20 JP JP57084147A patent/JPS57198633A/ja active Pending
- 1982-05-21 NL NL8202103A patent/NL8202103A/nl not_active Application Discontinuation
- 1982-05-21 IT IT21430/82A patent/IT1151209B/it active
- 1982-05-22 DE DE19823219284 patent/DE3219284A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2506519B1 (fr) | 1985-07-26 |
BE893251A (fr) | 1982-09-16 |
FR2506519A1 (fr) | 1982-11-26 |
GB2098931B (en) | 1985-02-06 |
DE3219284A1 (de) | 1982-12-16 |
IT1151209B (it) | 1986-12-17 |
GB2098931A (en) | 1982-12-01 |
DE3219284C2 (el) | 1989-08-10 |
CA1202597A (en) | 1986-04-01 |
JPS57198633A (en) | 1982-12-06 |
IT8221430A0 (it) | 1982-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BT | A notification was added to the application dossier and made available to the public | ||
BB | A search report has been drawn up | ||
A85 | Still pending on 85-01-01 | ||
BC | A request for examination has been filed | ||
BV | The patent application has lapsed |