TWI313038B - - Google Patents
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- Publication number
- TWI313038B TWI313038B TW92102181A TW92102181A TWI313038B TW I313038 B TWI313038 B TW I313038B TW 92102181 A TW92102181 A TW 92102181A TW 92102181 A TW92102181 A TW 92102181A TW I313038 B TWI313038 B TW I313038B
- Authority
- TW
- Taiwan
- Prior art keywords
- dielectric layer
- layer
- forming
- contact
- substrate
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 48
- 239000000758 substrate Substances 0.000 claims description 31
- 238000005530 etching Methods 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 150000004767 nitrides Chemical class 0.000 claims description 6
- 239000004065 semiconductor Substances 0.000 claims description 6
- 238000001312 dry etching Methods 0.000 claims description 5
- 238000001039 wet etching Methods 0.000 claims description 5
- -1 cerium oxide compound Chemical class 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims 1
- 239000005864 Sulphur Substances 0.000 claims 1
- 229910052797 bismuth Inorganic materials 0.000 claims 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims 1
- 229910000420 cerium oxide Inorganic materials 0.000 claims 1
- 230000002542 deteriorative effect Effects 0.000 claims 1
- 238000005553 drilling Methods 0.000 claims 1
- 229910052744 lithium Inorganic materials 0.000 claims 1
- 229920002120 photoresistant polymer Polymers 0.000 description 10
- 239000011521 glass Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229910018503 SF6 Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000004945 emulsification Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 2
- 229960000909 sulfur hexafluoride Drugs 0.000 description 2
- WJMXTYZCTXTFJM-UHFFFAOYSA-N 1,1,1,2-tetraethoxydecane Chemical compound C(C)OC(C(OCC)(OCC)OCC)CCCCCCCC WJMXTYZCTXTFJM-UHFFFAOYSA-N 0.000 description 1
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- GDDLRWGXGVZJJU-UHFFFAOYSA-N [He].O.[Ar] Chemical compound [He].O.[Ar] GDDLRWGXGVZJJU-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- BCZWPKDRLPGFFZ-UHFFFAOYSA-N azanylidynecerium Chemical compound [Ce]#N BCZWPKDRLPGFFZ-UHFFFAOYSA-N 0.000 description 1
- AJXBBNUQVRZRCZ-UHFFFAOYSA-N azanylidyneyttrium Chemical compound [Y]#N AJXBBNUQVRZRCZ-UHFFFAOYSA-N 0.000 description 1
- BEJRNLMOMBGWFU-UHFFFAOYSA-N bismuth boron Chemical compound [B].[Bi] BEJRNLMOMBGWFU-UHFFFAOYSA-N 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229910052747 lanthanoid Inorganic materials 0.000 description 1
- 150000002602 lanthanoids Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 239000002203 sulfidic glass Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000003079 width control Methods 0.000 description 1
Landscapes
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW92102181A TW200414379A (en) | 2003-01-30 | 2003-01-30 | Method of forming contact via |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW92102181A TW200414379A (en) | 2003-01-30 | 2003-01-30 | Method of forming contact via |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200414379A TW200414379A (en) | 2004-08-01 |
| TWI313038B true TWI313038B (enrdf_load_stackoverflow) | 2009-08-01 |
Family
ID=45072702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW92102181A TW200414379A (en) | 2003-01-30 | 2003-01-30 | Method of forming contact via |
Country Status (1)
| Country | Link |
|---|---|
| TW (1) | TW200414379A (enrdf_load_stackoverflow) |
-
2003
- 2003-01-30 TW TW92102181A patent/TW200414379A/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| TW200414379A (en) | 2004-08-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |