JPH0252856B2 - - Google Patents
Info
- Publication number
- JPH0252856B2 JPH0252856B2 JP19594485A JP19594485A JPH0252856B2 JP H0252856 B2 JPH0252856 B2 JP H0252856B2 JP 19594485 A JP19594485 A JP 19594485A JP 19594485 A JP19594485 A JP 19594485A JP H0252856 B2 JPH0252856 B2 JP H0252856B2
- Authority
- JP
- Japan
- Prior art keywords
- film
- metal
- silicide layer
- copper thin
- metal silicide
- 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
Links
- 239000010408 film Substances 0.000 claims description 67
- 229910052751 metal Inorganic materials 0.000 claims description 45
- 239000002184 metal Substances 0.000 claims description 45
- 229910021332 silicide Inorganic materials 0.000 claims description 30
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 25
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 21
- 229910052802 copper Inorganic materials 0.000 claims description 21
- 239000010949 copper Substances 0.000 claims description 21
- 239000010409 thin film Substances 0.000 claims description 20
- 239000004065 semiconductor Substances 0.000 claims description 17
- 238000000151 deposition Methods 0.000 claims description 11
- 239000000758 substrate Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 230000005669 field effect Effects 0.000 claims 1
- 239000010410 layer Substances 0.000 description 39
- 229910004298 SiO 2 Inorganic materials 0.000 description 15
- 238000010438 heat treatment Methods 0.000 description 14
- 229910021341 titanium silicide Inorganic materials 0.000 description 11
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 10
- 239000010936 titanium Substances 0.000 description 10
- 229910052719 titanium Inorganic materials 0.000 description 10
- 229910044991 metal oxide Inorganic materials 0.000 description 5
- 150000004706 metal oxides Chemical class 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 238000001020 plasma etching Methods 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- QOSATHPSBFQAML-UHFFFAOYSA-N hydrogen peroxide;hydrate Chemical compound O.OO QOSATHPSBFQAML-UHFFFAOYSA-N 0.000 description 1
- 238000010406 interfacial reaction Methods 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Landscapes
- Electrodes Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19594485A JPS6257235A (ja) | 1985-09-06 | 1985-09-06 | 半導体装置の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19594485A JPS6257235A (ja) | 1985-09-06 | 1985-09-06 | 半導体装置の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6257235A JPS6257235A (ja) | 1987-03-12 |
| JPH0252856B2 true JPH0252856B2 (enrdf_load_stackoverflow) | 1990-11-14 |
Family
ID=16349566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19594485A Granted JPS6257235A (ja) | 1985-09-06 | 1985-09-06 | 半導体装置の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6257235A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0666456B2 (ja) * | 1987-08-27 | 1994-08-24 | 日本電気株式会社 | コンタクト接続構造 |
-
1985
- 1985-09-06 JP JP19594485A patent/JPS6257235A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6257235A (ja) | 1987-03-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |