JP6097754B2 - ニッケル含有膜を堆積させる方法、及びニッケルケイ化物膜を堆積させるald方法 - Google Patents
ニッケル含有膜を堆積させる方法、及びニッケルケイ化物膜を堆積させるald方法 Download PDFInfo
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- JP6097754B2 JP6097754B2 JP2014532538A JP2014532538A JP6097754B2 JP 6097754 B2 JP6097754 B2 JP 6097754B2 JP 2014532538 A JP2014532538 A JP 2014532538A JP 2014532538 A JP2014532538 A JP 2014532538A JP 6097754 B2 JP6097754 B2 JP 6097754B2
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims description 225
- 238000000034 method Methods 0.000 title claims description 76
- 229910052759 nickel Inorganic materials 0.000 title claims description 68
- 238000000151 deposition Methods 0.000 title claims description 47
- RUFLMLWJRZAWLJ-UHFFFAOYSA-N nickel silicide Chemical compound [Ni]=[Si]=[Ni] RUFLMLWJRZAWLJ-UHFFFAOYSA-N 0.000 title claims description 18
- 229910021334 nickel silicide Inorganic materials 0.000 title claims description 18
- 239000002243 precursor Substances 0.000 claims description 95
- 239000000758 substrate Substances 0.000 claims description 37
- 238000000231 atomic layer deposition Methods 0.000 claims description 33
- 230000008021 deposition Effects 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 28
- 238000005229 chemical vapour deposition Methods 0.000 claims description 26
- 239000012495 reaction gas Substances 0.000 claims description 24
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 15
- 229910052710 silicon Inorganic materials 0.000 claims description 15
- 239000010703 silicon Substances 0.000 claims description 15
- 239000003638 chemical reducing agent Substances 0.000 claims description 13
- 229910000480 nickel oxide Inorganic materials 0.000 claims description 11
- HBEDSQVIWPRPAY-UHFFFAOYSA-N 2,3-dihydrobenzofuran Chemical compound C1=CC=C2OCCC2=C1 HBEDSQVIWPRPAY-UHFFFAOYSA-N 0.000 claims description 10
- 238000005137 deposition process Methods 0.000 claims description 10
- 150000003254 radicals Chemical class 0.000 claims description 10
- 238000000137 annealing Methods 0.000 claims description 9
- -1 nickel nitride Chemical class 0.000 claims description 7
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical group [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 6
- 239000007800 oxidant agent Substances 0.000 claims description 6
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims description 6
- 229910000077 silane Inorganic materials 0.000 claims description 6
- AMKGKYQBASDDJB-UHFFFAOYSA-N 9$l^{2}-borabicyclo[3.3.1]nonane Chemical compound C1CCC2CCCC1[B]2 AMKGKYQBASDDJB-UHFFFAOYSA-N 0.000 claims description 5
- 238000001505 atmospheric-pressure chemical vapour deposition Methods 0.000 claims description 5
- PARWUHTVGZSQPD-UHFFFAOYSA-N phenylsilane Chemical compound [SiH3]C1=CC=CC=C1 PARWUHTVGZSQPD-UHFFFAOYSA-N 0.000 claims description 5
- DNXIASIHZYFFRO-UHFFFAOYSA-N pyrazoline Chemical compound C1CN=NC1 DNXIASIHZYFFRO-UHFFFAOYSA-N 0.000 claims description 5
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 claims description 5
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 4
- 238000004050 hot filament vapor deposition Methods 0.000 claims description 4
- 238000004518 low pressure chemical vapour deposition Methods 0.000 claims description 4
- VMWYVTOHEQQZHQ-UHFFFAOYSA-N methylidynenickel Chemical compound [Ni]#[C] VMWYVTOHEQQZHQ-UHFFFAOYSA-N 0.000 claims description 4
- HKOOXMFOFWEVGF-UHFFFAOYSA-N phenylhydrazine Chemical compound NNC1=CC=CC=C1 HKOOXMFOFWEVGF-UHFFFAOYSA-N 0.000 claims description 4
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 claims description 4
- LLNIAHYVSJAKEV-UHFFFAOYSA-N C[Zn]C.CC[Zn]CC Chemical compound C[Zn]C.CC[Zn]CC LLNIAHYVSJAKEV-UHFFFAOYSA-N 0.000 claims description 3
- 239000005046 Chlorosilane Substances 0.000 claims description 3
- KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical compound Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 claims description 3
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- PEUPIGGLJVUNEU-UHFFFAOYSA-N nickel silicon Chemical compound [Si].[Ni] PEUPIGGLJVUNEU-UHFFFAOYSA-N 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 claims description 3
- 239000005052 trichlorosilane Substances 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- AXAZMDOAUQTMOW-UHFFFAOYSA-N dimethylzinc Chemical compound C[Zn]C AXAZMDOAUQTMOW-UHFFFAOYSA-N 0.000 claims description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 2
- 238000005268 plasma chemical vapour deposition Methods 0.000 claims description 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims 2
- 239000010408 film Substances 0.000 description 75
- 230000008569 process Effects 0.000 description 29
- 239000007789 gas Substances 0.000 description 20
- 238000002411 thermogravimetry Methods 0.000 description 18
- 239000003446 ligand Substances 0.000 description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- RCPQRKAYAXQBFM-UHFFFAOYSA-N [Ni].C=CN=N.C=CN=N Chemical compound [Ni].C=CN=N.C=CN=N RCPQRKAYAXQBFM-UHFFFAOYSA-N 0.000 description 14
- 229910052757 nitrogen Inorganic materials 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 10
- 230000003647 oxidation Effects 0.000 description 9
- 238000007254 oxidation reaction Methods 0.000 description 9
- LRDJLICCIZGMSB-UHFFFAOYSA-N ethenyldiazene Chemical compound C=CN=N LRDJLICCIZGMSB-UHFFFAOYSA-N 0.000 description 8
- 229910052739 hydrogen Inorganic materials 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- 238000003786 synthesis reaction Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 230000007935 neutral effect Effects 0.000 description 7
- 239000004065 semiconductor Substances 0.000 description 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 239000012298 atmosphere Substances 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 239000012159 carrier gas Substances 0.000 description 5
- 238000004455 differential thermal analysis Methods 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000010926 purge Methods 0.000 description 5
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 5
- 239000010936 titanium Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 125000000217 alkyl group Chemical group 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 4
- 125000006165 cyclic alkyl group Chemical group 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000010409 thin film Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000005587 bubbling Effects 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229940067157 phenylhydrazine Drugs 0.000 description 3
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 229910021332 silicide Inorganic materials 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 2
- RHUYHJGZWVXEHW-UHFFFAOYSA-N 1,1-Dimethyhydrazine Chemical compound CN(C)N RHUYHJGZWVXEHW-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 229910019001 CoSi Inorganic materials 0.000 description 2
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910008484 TiSi Inorganic materials 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 150000001735 carboxylic acids Chemical class 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 238000009832 plasma treatment Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- RRKODOZNUZCUBN-CCAGOZQPSA-N (1z,3z)-cycloocta-1,3-diene Chemical compound C1CC\C=C/C=C\C1 RRKODOZNUZCUBN-CCAGOZQPSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- BIVNKSDKIFWKFA-UHFFFAOYSA-N N-propan-2-yl-N-silylpropan-2-amine Chemical compound CC(C)N([SiH3])C(C)C BIVNKSDKIFWKFA-UHFFFAOYSA-N 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- YZCKVEUIGOORGS-IGMARMGPSA-N Protium Chemical compound [1H] YZCKVEUIGOORGS-IGMARMGPSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000003848 UV Light-Curing Methods 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 125000003282 alkyl amino group Chemical group 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005564 crystal structure determination Methods 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 229910000071 diazene Inorganic materials 0.000 description 1
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- PZPGRFITIJYNEJ-UHFFFAOYSA-N disilane Chemical compound [SiH3][SiH3] PZPGRFITIJYNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000001227 electron beam curing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- KYMVBVBRCRFHIE-UHFFFAOYSA-N ethane-1,2-diimine Chemical compound N=CC=N KYMVBVBRCRFHIE-UHFFFAOYSA-N 0.000 description 1
- HYAABBGABYDQBS-UHFFFAOYSA-N ethenyldiazene;nickel Chemical compound [Ni].C=CN=N HYAABBGABYDQBS-UHFFFAOYSA-N 0.000 description 1
- 125000003709 fluoroalkyl group Chemical group 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229940015043 glyoxal Drugs 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
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- AUHZEENZYGFFBQ-UHFFFAOYSA-N mesitylene Substances CC1=CC(C)=CC(C)=C1 AUHZEENZYGFFBQ-UHFFFAOYSA-N 0.000 description 1
- 125000001827 mesitylenyl group Chemical group [H]C1=C(C(*)=C(C([H])=C1C([H])([H])[H])C([H])([H])[H])C([H])([H])[H] 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- OWKFQWAGPHVFRF-UHFFFAOYSA-N n-(diethylaminosilyl)-n-ethylethanamine Chemical compound CCN(CC)[SiH2]N(CC)CC OWKFQWAGPHVFRF-UHFFFAOYSA-N 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
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- 125000002524 organometallic group Chemical group 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 238000004151 rapid thermal annealing Methods 0.000 description 1
- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000000682 scanning probe acoustic microscopy Methods 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 239000013589 supplement 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
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 238000002230 thermal chemical vapour deposition Methods 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- VEDJZFSRVVQBIL-UHFFFAOYSA-N trisilane Chemical compound [SiH3][SiH2][SiH3] VEDJZFSRVVQBIL-UHFFFAOYSA-N 0.000 description 1
- 238000005019 vapor deposition process Methods 0.000 description 1
- 238000004846 x-ray emission Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/42—Silicides
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45553—Atomic layer deposition [ALD] characterized by the use of precursors specially adapted for ALD
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- 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
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- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
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- H01L21/28518—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table the conductive layers comprising silicides
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- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- 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
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28512—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table
- H01L21/28556—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table by chemical means, e.g. CVD, LPCVD, PECVD, laser CVD
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Description
本出願は、2011年9月27日付けで出願された米国仮出願第61/539,759号(その内容全体が引用することにより本明細書の一部をなすものとする)の利益を主張するものである。
或る特定の略語、記号及び用語を以下の明細書及び特許請求の範囲全体を通して使用する。
直鎖、分岐若しくは環状アルキル基若しくはアリール基から選択される)から選択される)を有するα−ジイミンである、1,4−ジアザブタ−1,3−ジエン配位子を指す。本明細書で使用される「R−DAD」は、R1及びR2が指定の「R」であり、R3及びR4がHであるDAD配位子を指す(例えば、iPr−DADはiPr−N=CH−CH=N−iPrである)。
ii)モノアニオン性DAD(−I)
iii)ジアニオン性DAD(−II)
iv)中性M結合を有する中性DAD(0)
v)モノアニオン性M結合を有するモノアニオン性DAD(−I)
vi)ジアニオン性M結合を有するジアニオン性DAD(−II)
本明細書ではR1−N=CR3−CR4=N−R2(すなわち2つの二重結合を有する)として直鎖形態で記載されるが、参照のDAD配位子は中性、モノアニオン性又はジアニオン性であり得る。
ニッケルビスジアザブタジエン前駆体がNi(nPrN=CH−CH=NnPr)2である;
上記方法が約20℃〜約600℃の温度で行われる;
上記方法が約100℃〜約400℃の温度で行われる;
上記方法が約0.1Pa〜約105Paの圧力で行われる;
上記方法が約2.5Pa〜約103Paの圧力で行われる;
堆積工程が化学蒸着(CVD)、原子層堆積(ALD)、プラズマCVD、プラズマALD、パルスCVD、減圧CVD、準大気圧CVD、常圧CVD、ホットワイヤCVD、ホットワイヤALD及び超臨界流体堆積からなる群から選択される;
反応ガスを、ニッケルビスジアザブタジエン前駆体の導入と同時に又は別々に(at an alternate time)反応器に導入する;
反応ガスが還元剤である;
還元剤がN2、H2;SiH4;Si2H6;Si3H8;NH3;(CH3)2SiH2;(C2H5)2SiH2;(CH3)SiH3;(C2H5)SiH3;フェニルシラン;N2H4;N(SiH3)3;N(CH3)H2;N(C2H5)H2;N(CH3)2H;N(C2H5)2H;N(CH3)3;N(C2H5)3;(SiMe3)2NH;(CH3)HNNH2;(CH3)2NNH2;フェニルヒドラジン;B2H6;9−ボラビシクロ[3,3,1]ノナン;ジヒドロベンゾフラン;ピラゾリン;トリメチルアルミニウム;ジメチル亜鉛;ジエチル亜鉛;そのラジカル種;及びそれらの混合物からなる群から選択される;
反応ガスが酸化剤である;並びに、
酸化剤がO2;O3;H2O;H2O2;NO;NO2;N2O;カルボン酸;そのラジカル種;及びそれらの混合物からなる群から選択される;
ニッケル含有膜がニッケル(Ni)、ニッケルケイ化物(NiSi)、ニッケル窒化物(NiN)、ニッケル炭化物(NiC)、ニッケル炭窒化物(NiNC)及びニッケル酸化物(NiO)からなる群から選択される。
厚さがおよそ5nm〜およそ100nmの範囲のニッケルケイ化物膜を堆積させる方法を繰り返す;
シリコン含有前駆体がシラン;クロロシラン;ジクロロシラン;トリクロロシラン;N(SiH3)3;式SixHyX2x+2−y(式中、X=F、Cl、Br又はIであり、x=2〜3であり、y=1〜8である)を有するシラン;又は式SiR1 x(NR2 2)4−x(式中、x=0〜3であり、各々のR1は独立してH又はC1〜C6アルキル基であり、各々のR2は独立してC1〜C6アルキル基である)を有するアミノシラン;及びそれらの混合物からなる群から選択される;
反応ガスを、ニッケルビスジアザブタジエン前駆体の導入と同時に又は別々に反応器に導入する;
反応ガスを、シリコン含有前駆体の導入と同時に又は別々に反応器に導入する;
反応ガスがN2、H2;SiH4;Si2H6;Si3H8;NH3;(CH3)2SiH2;(C2H5)2SiH2;(CH3)SiH3;(C2H5)SiH3;フェニルシラン;N2H4;N(SiH3)3;N(CH3)H2;N(C2H5)H2;N(CH3)2H;N(C2H5)2H;N(CH3)3;N(C2H5)3;(SiMe3)2NH;(CH3)HNNH2;(CH3)2NNH2;フェニルヒドラジン;B2H6;9−ボラビシクロ[3,3,1]ノナン;ジヒドロベンゾフラン;ピラゾリン;トリメチルアルミニウム;ジメチル亜鉛;ジエチル亜鉛;そのラジカル種;及びそれらの混合物からなる群から選択される;並びに、
ニッケルケイ化物膜をアニーリングする。
て蒸発させることができる。キャリアガスはAr、He、N2及びそれらの混合物を含み得るが、これらに限定されない。また、キャリアガスによるバブリングによって、純粋な前駆体又はブレンド中に存在する溶存酸素を全て除去することができる。次いで、キャリアガス及び前駆体を蒸気として反応器に導入する。
C2H5)H2、N(CH3)2H、N(C2H5)2H、N(CH3)3、N(C2H5)3、(SiMe3)2NH、(CH3)HNNH2、(CH3)2NNH2、フェニルヒドラジン、N含有分子、B2H6、9−ボラビシクロ[3,3,1]ノナン、ジヒドロベンゾフラン、ピラゾリン、トリメチルアルミニウム、ジメチル亜鉛、ジエチル亜鉛、そのラジカル種及びそれらの混合物の1つであり得る。還元剤はH2、NH3、SiH4、Si2H6、Si3H8、SiH2Me2、SiH2Et2、N(SiH3)3、その水素ラジカル又はそれらの混合物であるのが好ましい。
)パルス化することができる。各々の前駆体パルスは約0.01秒〜約10秒、代替的には約0.3秒〜約3秒、代替的には約0.5秒〜約2秒の範囲の期間にわたって持続し得る。別の実施形態では、反応ガスを反応器へとパルス化してもよい。かかる実施形態では、各々のガスのパルスは約0.01秒〜約10秒、代替的には約0.3秒〜約3秒、代替的には約0.5秒〜約2秒の範囲の期間にわたって持続し得る。
所望の膜組成を得ることができることが当業者には認識されるであろう。
Ni(iPrN=CH−CH=NiPr)2を、非特許文献3に公開された方法に従って調製した。
Ni(tBuN=CH−CH=NtBu)2を、非特許文献3に公開された方法に従って調製した。
、赤色の固体を得た。130℃、300mTorrでの蒸留によって、NMRの1HシフトがNi(tBuN=CH−CH=NtBu)2の構造に相当する暗赤色の固体670mgが単離された(収率55%)。
図1及び図2に、Ni(iPrN=CH−CH=NiPr)2及びNi(tBuN=CH−CH=NtBu)2の常圧及び真空でのTGA及び示差熱分析(DTA)をそれぞれ示す(常圧TGA及び常圧DTAの結果を実線で示し、真空TGA及び真空DTAの結果を破線で示し、TGAの結果はグラフの左上部分から始まって右下へと向かい、DTAの結果はグラフの中央左手から始まる)。
Ni(iPrN=CH−CH=NiPr)2を実施例1に記載のように合成した。とりわけNi膜を堆積させる一方法を説明する以下の実施例を用いてかかる膜が得られることが期待される。
Ni(iPrN=CH−CH=NiPr)2を実施例1に記載のように合成した。とりわけNiSi膜を堆積させる一方法を説明する以下の実施例を用いてかかる膜が得られる
ことが期待される。
Claims (17)
- ニッケル含有膜を堆積させる方法であって、
Ni(nPrN=CH−CH=NnPr)2を、少なくとも1つの基板が中に配置された反応器に導入することと、
前記ニッケル含有膜を形成するように、前記Ni(nPrN=CH−CH=NnPr)2の少なくとも一部を前記少なくとも1つの基板上に堆積させることと、
を含む、方法。 - 20℃〜600℃の温度で行われる、請求項1に記載の方法。
- 0.1Pa〜105Paの圧力で行われる、請求項1又は2に記載の方法。
- 前記堆積工程が化学蒸着(CVD)、原子層堆積(ALD)、プラズマCVD、プラズマALD、パルスCVD、減圧CVD、準大気圧CVD、常圧CVD、ホットワイヤCVD、ホットワイヤALD及び超臨界流体堆積からなる群から選択される、請求項1〜3のいずれか一項に記載の方法。
- 反応ガスを、前記Ni(nPrN=CH−CH=NnPr)2の導入と同時に又は別々に前記反応器に導入することを更に含み、前記Ni(nPrN=CH−CH=NnPr)2の少なくとも一部を前記少なくとも1つの基板上に堆積させ、前記反応ガスと前記Ni(nPrN=CH−CH=NnPr)2とを反応させることによって前記ニッケル含有膜を形成する、請求項1〜4のいずれか一項に記載の方法。
- 前記反応ガスが還元剤である、請求項5に記載の方法。
- 前記還元剤がN2、H2;SiH4;Si2H6;Si3H8;NH3;(CH3)2SiH2;(C2H5)2SiH2;(CH3)SiH3;(C2H5)SiH3;フェニルシラン;N2H4;N(SiH3)3;N(CH3)H2;N(C2H5)H2;N
(CH3)2H;N(C2H5)2H;N(CH3)3;N(C2H5)3;(SiMe3)2NH;(CH3)HNNH2;(CH3)2NNH2;フェニルヒドラジン;B2H6;9−ボラビシクロ[3,3,1]ノナン;ジヒドロベンゾフラン;ピラゾリン;トリメチルアルミニウム;ジメチル亜鉛;ジエチル亜鉛;そのラジカル種;及びそれらの混合物からなる群から選択される、請求項6に記載の方法。 - 前記反応ガスが酸化剤である、請求項5に記載の方法。
- 前記酸化剤がO2;O3;H2O;H2O2;NO;NO2;N2O;カルボン酸;そのラジカル種;及びそれらの混合物からなる群から選択される、請求項8に記載の方法。
- 前記ニッケル含有膜がニッケル(Ni)、ニッケルケイ化物(NiSi)、ニッケル窒化物(NiN)、ニッケル炭化物(NiC)、ニッケル炭窒化物(NiNC)及びニッケル酸化物(NiO)からなる群から選択される、請求項1〜5のいずれか一項に記載の方法。
- ニッケルケイ化物膜を堆積させるALD方法であって、
Ni(nPrN=CH−CH=NnPr)2を、少なくとも1つの基板が中に配置された反応器に導入することと、
ニッケル含有層を形成するように、前記Ni(nPrN=CH−CH=NnPr)2の少なくとも一部を前記少なくとも1つの基板上に堆積させることと、
少なくとも1つのシリコン含有前駆体を前記反応器に導入することと、
前記ニッケルケイ化物膜を形成するように、前記シリコン含有前駆体の少なくとも一部を前記ニッケル含有層上に堆積させることと、
を含む、ALD方法。 - 厚さが5nm〜100nmの範囲の前記ニッケルケイ化物膜を堆積させる方法を繰り返すことを更に含む、請求項11に記載の方法。
- 前記シリコン含有前駆体がシラン;クロロシラン;ジクロロシラン;トリクロロシラン;N(SiH3)3;式SixHyX2x+2−y(式中、X=F、Cl、Br又はIであり、x=2〜3であり、y=1〜8である)を有するシラン;又は式SiR1 x(NR2 2)4−x(式中、x=0〜3であり、各々のR1は独立してH又はC1〜C6アルキル基であり、各々のR2は独立してC1〜C6アルキル基である)を有するアミノシラン;及びそれらの混合物からなる群から選択される、請求項11又は12に記載の方法。
- 反応ガスを、前記Ni(nPrN=CH−CH=NnPr)2の導入と同時に又は別々に前記反応器に導入することを更に含む、請求項11〜13のいずれか一項に記載の方法。
- 反応ガスを、前記シリコン含有前駆体の導入と同時に又は別々に前記反応器に導入することを更に含む、請求項11〜14のいずれか一項に記載の方法。
- 前記反応ガスがN2、H2;SiH4;Si2H6;Si3H8;NH3;(CH3)2SiH2;(C2H5)2SiH2;(CH3)SiH3;(C2H5)SiH3;フェニルシラン;N2H4;N(SiH3)3;N(CH3)H2;N(C2H5)H2;N(CH3)2H;N(C2H5)2H;N(CH3)3;N(C2H5)3;(SiMe3)2NH;(CH3)HNNH2;(CH3)2NNH2;フェニルヒドラジン;B2H6;9−ボラビシクロ[3,3,1]ノナン;ジヒドロベンゾフラン;ピラゾリン;トリメチルアルミニウム;ジメチル亜鉛;ジエチル亜鉛;そのラジカル種;及びそれらの
混合物からなる群から選択される、請求項14又は15に記載の方法。 - 前記ニッケルケイ化物膜をアニーリングすることを更に含む、請求項11〜16のいずれか一項に記載の方法。
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| US201161539759P | 2011-09-27 | 2011-09-27 | |
| US61/539,759 | 2011-09-27 | ||
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| US8636845B2 (en) | 2008-06-25 | 2014-01-28 | L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Metal heterocyclic compounds for deposition of thin films |
| EP2478571A4 (en) | 2009-09-18 | 2014-03-19 | Air Liquide | SOLAR CELL WITH IMPROVED PERFORMANCE |
| WO2012027357A2 (en) | 2010-08-24 | 2012-03-01 | Wayne State University | Thermally stable volatile precursors |
| US9353437B2 (en) * | 2010-11-17 | 2016-05-31 | Up Chemical Co., Ltd. | Diazadiene-based metal compound, method for preparing same and method for forming a thin film using same |
| US8241596B2 (en) * | 2010-12-31 | 2012-08-14 | Mks Instruments, Inc. | High-efficiency, hot trap apparatus and method |
| WO2013046155A1 (en) | 2011-09-27 | 2013-04-04 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Tungsten diazabutadiene precursors, their synthesis, and their use for tungsten containing film depositions |
| US9236292B2 (en) * | 2013-12-18 | 2016-01-12 | Intel Corporation | Selective area deposition of metal films by atomic layer deposition (ALD) and chemical vapor deposition (CVD) |
-
2012
- 2012-09-27 US US14/347,544 patent/US9206507B2/en not_active Expired - Fee Related
- 2012-09-27 JP JP2014532538A patent/JP6097754B2/ja active Active
- 2012-09-27 WO PCT/IB2012/055171 patent/WO2013046157A1/en active Application Filing
- 2012-09-27 KR KR1020147010806A patent/KR20140085461A/ko not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US20140242298A1 (en) | 2014-08-28 |
| WO2013046157A1 (en) | 2013-04-04 |
| US9206507B2 (en) | 2015-12-08 |
| KR20140085461A (ko) | 2014-07-07 |
| JP2014534333A (ja) | 2014-12-18 |
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