JP2007507892A - 間欠的なプリカーサガスフロープロセスを使用して金属層を形成する方法。 - Google Patents
間欠的なプリカーサガスフロープロセスを使用して金属層を形成する方法。 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 126
- 239000002243 precursor Substances 0.000 title claims abstract description 97
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 74
- 239000002184 metal Substances 0.000 title claims abstract description 74
- 230000008569 process Effects 0.000 title claims abstract description 63
- 239000000758 substrate Substances 0.000 claims abstract description 91
- 230000006911 nucleation Effects 0.000 claims abstract description 10
- 238000010899 nucleation Methods 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 149
- 238000012545 processing Methods 0.000 claims description 61
- 238000000151 deposition Methods 0.000 claims description 20
- 239000012159 carrier gas Substances 0.000 claims description 19
- 238000010926 purge Methods 0.000 claims description 15
- 239000003085 diluting agent Substances 0.000 claims description 6
- 238000010790 dilution Methods 0.000 claims description 5
- 239000012895 dilution Substances 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 5
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 229910052796 boron Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 3
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052702 rhenium Inorganic materials 0.000 claims description 2
- 229910052703 rhodium Inorganic materials 0.000 claims description 2
- 229910052707 ruthenium Inorganic materials 0.000 claims description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 10
- 230000008021 deposition Effects 0.000 description 10
- 239000006227 byproduct Substances 0.000 description 9
- 239000010949 copper Substances 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000002826 coolant Substances 0.000 description 5
- 239000003989 dielectric material Substances 0.000 description 4
- 238000010348 incorporation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 235000012431 wafers Nutrition 0.000 description 4
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000005240 physical vapour deposition Methods 0.000 description 3
- 238000000197 pyrolysis Methods 0.000 description 3
- 229910000077 silane Inorganic materials 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical compound B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 description 2
- FQNHWXHRAUXLFU-UHFFFAOYSA-N carbon monoxide;tungsten Chemical group [W].[O+]#[C-].[O+]#[C-].[O+]#[C-].[O+]#[C-].[O+]#[C-].[O+]#[C-] FQNHWXHRAUXLFU-UHFFFAOYSA-N 0.000 description 2
- 238000005137 deposition process Methods 0.000 description 2
- 238000013400 design of experiment Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910000085 borane Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- ZOCHARZZJNPSEU-UHFFFAOYSA-N diboron Chemical compound B#B ZOCHARZZJNPSEU-UHFFFAOYSA-N 0.000 description 1
- PZPGRFITIJYNEJ-UHFFFAOYSA-N disilane Chemical compound [SiH3][SiH3] PZPGRFITIJYNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000010574 gas phase reaction Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance 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
- 238000002230 thermal chemical vapour deposition Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- NXHILIPIEUBEPD-UHFFFAOYSA-H tungsten hexafluoride Chemical compound F[W](F)(F)(F)(F)F NXHILIPIEUBEPD-UHFFFAOYSA-H 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- 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
- H01L21/283—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
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- 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
- C23C16/44—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
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- 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
- C23C16/04—Coating on selected surface areas, e.g. using masks
- C23C16/045—Coating cavities or hollow spaces, e.g. interior of tubes; Infiltration of porous substrates
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- 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
- C23C16/06—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 metallic material
- C23C16/16—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 metallic material from metal carbonyl compounds
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- 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
- C23C16/44—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
- C23C16/4401—Means for minimising impurities, e.g. dust, moisture or residual gas, in the reaction chamber
- C23C16/4408—Means for minimising impurities, e.g. dust, moisture or residual gas, in the reaction chamber by purging residual gases from the reaction chamber or gas lines
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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
- 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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- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76843—Barrier, adhesion or liner layers formed in openings in a dielectric
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Abstract
【解決手段】 間欠的なプリカーサガスフロープロセスを使用して基板上に金属層を形成する方法は、提供される。方法は、金属−カルボニルプリカーサガスのパルスに基板を曝すと共に、還元ガスに基板を曝すことを含む。所望の厚さを有する金属層が基板上に形成されるまで、プロセスは実行される。金属層は、基板上に形成されることができ、または、交互に、金属層は、金属核生成層上に形成されることができる。
【選択図】
Description
Claims (54)
- 金属層を基板上に形成する方法であって、
処理チャンバ内に基板を準備することと、
前記基板を還元ガスに曝すことと、
前記基板を金属−カルボニルプリカーサのパルスに曝して、金属層を前記基板上に形成することと、
所望の厚さを有する金属層が形成されるまで、前記曝すプロセスを繰り返すこととを具備する方法。 - 前記金属−カルボニルプリカーサは、W(CO)6、Ni(CO)4、Mo(CO)6,Co2(CO)8、Rh4(CO)12、Re2(CO)10、Cr(CO)6、およびRu3(CO)12の少なくとも1つである請求項1に記載の方法。
- 前記金属層は、W、Ni、Mo、Co、Rh、Re、Cr、およびRuの少なくとも1つである請求項1に記載の方法。
- 前記金属−カルボニルプリカーサのガスは、W(CO)6を含んでいる請求項1に記載の方法。
- 前記金属−カルボニルプリカーサの流量は、約0.1sccmと、約200sccmとの間である請求項2に記載の方法。
- 前記金属−カルボニルプリカーサのガスは、キャリヤガスおよび希釈ガスの少なくとも一方を更に含んでいる請求項2に記載の方法。
- 前記キャリヤガスおよび前記希釈ガスの少なくとも一方は、不活性ガスを含んでいる請求項6に記載の方法。
- 前記不活性ガスは、Ar、He、Kr、Xe、およびN2の少なくとも1つを含んでいる請求項7に記載の方法。
- 前記プリカーサのガスは、約10sccmと、約1000sccmとの間の流量のキャリヤガスを含んでいる請求項6に記載の方法。
- 前記プリカーサのガスは、約10sccmと、約1000sccmとの間の流量の希釈ガスを含んでいる請求項6に記載の方法。
- 前記還元ガスは、水素含有ガス、シリコン含有ガス、硼素含有ガス、および窒素含有ガスの少なくとも1つを含んでいる請求項1に記載の方法。
- 前記還元ガスは、H2を含む水素含有ガスを含んでいる請求項11に記載の方法。
- 前記還元ガスは、SiH4、Si2H6、およびSiCl2H2の少なくとも1つを含むシリコン含有ガスを含んでいる請求項11に記載の方法。
- 前記還元ガスは、BH3、B2H6、およびB3H9の少なくとも1つを含む硼素含有ガスを含んでいる請求項11に記載の方法。
- 前記還元ガスは、NH3を含む窒素含有ガスを含んでいる請求項11に記載の方法。
- 前記還元ガスの流量は、約10sccmと、約1000sccmとの間である請求項11に記載の方法。
- 前記基板にパージガスを曝すことを更に具備する請求項1に記載の方法。
- 前記パージガスは、不活性ガスを含んでいる請求項17に記載の方法。
- 前記不活性ガスは、Ar、He、Kr、Xe、およびN2の少なくとも1つを含んでいる請求項18に記載の方法。
- 前記パージガスの流量は、約50sccmと、約1000sccmとの間である請求項17に記載の方法。
- 前記金属−カルボニルプリカーサのガスのパルスの長さは、約1秒と、約500秒との間である請求項1に記載の方法。
- 前記金属−カルボニルプリカーサのガスのパルスの長さは、約25秒である請求項1に記載の方法。
- 前記金属−カルボニルプリカーサのガスのパルス間の時間は、約1秒と、約120秒との間である請求項1に記載の方法。
- 前記金属−カルボニルプリカーサのガスのパルス間の時間は、約30秒である請求項1に記載の方法。
- 前記基板の温度は、約250℃と、約600℃との間である請求項1に係る方法。
- 前記基板の温度は、約400℃と、約500℃との間である請求項1に記載の方法。
- 前記処理チャンバの圧力は、約0.01Torrと、約5Torrとの間である請求項1に記載の方法。
- 前記処理チャンバの圧力は、約0.2Torr未満である請求項1に記載の方法。
- 前記処理チャンバの圧力は、約0.04Torrである請求項1に記載の方法。
- 前記金属−カルボニルプリカーサのガスの各パルス中に、形成される前記金属層は、約5Aと、約60Aとの間の厚さである請求項1に記載の方法。
- 前記金属−カルボニルプリカーサのガスの各パルス中に、形成される前記金属層は、約5Aと、約10Aとの間の厚さである請求項1に記載の方法。
- 前記金属層の前記所望の厚さは、約500A未満である請求項1に記載の方法。
- 前記基板は、半導体基板、LCD基板、およびガラス製基板のうちの少なくとも1つである請求項1に記載の方法。
- 前記基板上に金属核生成層を堆積させることを更に具備する請求項1に係る方法。
- 前記堆積させることは、CVD、PECVD、およびPVDの少なくとも1つのから選ばれるプロセスを利用することを備えている請求項34に記載の方法。
- 前記堆積させることは、金属−カルボニルプリカーサガスに前記基板を曝すことを備えているCVDプロセスを利用する請求項34に記載の方法。
- 前記堆積させることは、約0.1Torrと、約5Torrとの間の処理チャンバの圧力を使用したCVDプロセスを利用する請求項34に記載の方法。
- 前記堆積させることは、約0.5Torrの処理チャンバの圧力を使用したCVDプロセスを利用する請求項34に記載の方法。
- 前記基板は、複数の微細構造物を有し、
少なくとも1つの微細構造物の底部上に第1の厚さと、前記少なくとも1つの微細構造物の側壁上に第2の厚さと、前記少なくとも1つの微細構造物の上部にオーバーハングとを有する金属層を形成することを更に具備する請求項1に記載の方法。 - 前記少なくとも1つの微細構造物の幅は、約0.4ミクロン未満である請求項39に記載の方法。
- 前記少なくとも1つの微細構造物の幅は、約0.15ミクロン未満である請求項39に記載の方法。
- 前記少なくとも1つの微細構造物の幅は、約0.1ミクロン未満である請求項39に記載の方法。
- 前記少なくとも1つの微細構造物の深さは、約1ミクロンより深い請求項39に記載の方法。
- 前記少なくとも1つの微細構造物のアスペクト比は、約3:1より大きい請求項39に記載の方法。
- 前記第1の厚さは、約10Aより厚い請求項39に記載の方法。
- 前記第1の厚さは、約50Aより厚い請求項39に記載の方法。
- 前記第1の厚さは、約150Aより厚い請求項39に記載の方法。
- 前記第2の厚さは、約10Aより厚い請求項39に記載の方法。
- 前記第2の厚さは、約50Aより厚い請求項39に記載の方法。
- 前記第2の厚さは、約150Aより厚い請求項39に記載の方法。
- 前記第1の厚さと、前記少なくとも1つの微細構造物に近接した金属層の厚さとの比率は、約0.1より大きい請求項39に記載の方法。
- 前記第2の厚さと、前記少なくとも1つの微細構造物に近接した金属層の厚さとの比率は、約0.1より大きい請求項39に記載の方法。
- 前記オーバーハングの厚さと、前記少なくとも1つの微細構造物に近接した金属層の厚さとの比率は、約0.7未満である請求項39に記載の方法。
- 前記オーバーハングの厚さと、前記少なくとも1つの微細構造物に近接した金属層の厚さとの比率は、約0.5未満である請求項39に記載の方法。
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US10/673,646 US6924223B2 (en) | 2003-09-30 | 2003-09-30 | Method of forming a metal layer using an intermittent precursor gas flow process |
US10/673,646 | 2003-09-30 | ||
PCT/US2004/028893 WO2005034224A1 (en) | 2003-09-30 | 2004-09-07 | Method of forming a metal layer using an intermittent precursor gas flow process |
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JP (1) | JP5019430B2 (ja) |
KR (1) | KR101088931B1 (ja) |
CN (1) | CN100483637C (ja) |
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Also Published As
Publication number | Publication date |
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KR101088931B1 (ko) | 2011-12-01 |
CN100483637C (zh) | 2009-04-29 |
CN1860587A (zh) | 2006-11-08 |
JP5019430B2 (ja) | 2012-09-05 |
US20050069632A1 (en) | 2005-03-31 |
US6924223B2 (en) | 2005-08-02 |
TWI278934B (en) | 2007-04-11 |
WO2005034224A1 (en) | 2005-04-14 |
TW200520099A (en) | 2005-06-16 |
KR20060090676A (ko) | 2006-08-14 |
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