WO2000057463A1 - Procede de traitement thermique et de formation d'un film mince - Google Patents
Procede de traitement thermique et de formation d'un film mince Download PDFInfo
- Publication number
- WO2000057463A1 WO2000057463A1 PCT/JP2000/001665 JP0001665W WO0057463A1 WO 2000057463 A1 WO2000057463 A1 WO 2000057463A1 JP 0001665 W JP0001665 W JP 0001665W WO 0057463 A1 WO0057463 A1 WO 0057463A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- thin film
- gas
- temperature
- heat treatment
- forming
- Prior art date
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- 239000010409 thin film Substances 0.000 title claims abstract description 129
- 238000000034 method Methods 0.000 title claims abstract description 64
- 230000001590 oxidative effect Effects 0.000 claims abstract description 38
- 229910021332 silicide Inorganic materials 0.000 claims abstract description 28
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052751 metal Inorganic materials 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 25
- 125000004437 phosphorous atom Chemical group 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims description 75
- 239000007789 gas Substances 0.000 claims description 72
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 24
- 229910001882 dioxygen Inorganic materials 0.000 claims description 24
- 239000011261 inert gas Substances 0.000 claims description 17
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 16
- 229920005591 polysilicon Polymers 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims description 14
- 230000000737 periodic effect Effects 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 229910021478 group 5 element Inorganic materials 0.000 claims description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims description 9
- 230000003247 decreasing effect Effects 0.000 claims description 7
- 239000010408 film Substances 0.000 abstract description 21
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 description 17
- 229910021342 tungsten silicide Inorganic materials 0.000 description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 15
- 229910001873 dinitrogen Inorganic materials 0.000 description 15
- 239000004065 semiconductor Substances 0.000 description 12
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 9
- 235000012431 wafers Nutrition 0.000 description 9
- 239000012495 reaction gas Substances 0.000 description 6
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000010485 coping Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910052814 silicon oxide 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
- 238000004846 x-ray emission Methods 0.000 description 2
- 229910003925 SiC 1 Inorganic materials 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- YXTPWUNVHCYOSP-UHFFFAOYSA-N bis($l^{2}-silanylidene)molybdenum Chemical compound [Si]=[Mo]=[Si] YXTPWUNVHCYOSP-UHFFFAOYSA-N 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
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 229910021344 molybdenum silicide Inorganic materials 0.000 description 1
- 238000004151 rapid thermal annealing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 229910021341 titanium silicide Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000037303 wrinkles Effects 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
-
- 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
- H01L21/28052—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 silicide layer formed by the silicidation reaction of silicon with a metal layer
Definitions
- the present invention relates to a method for heat-treating a thin film used for a gate electrode / wiring of a semiconductor device and a method for forming a thin film.
- Layers are widely used.
- the tungsten silicide layer which is the upper layer of the polysilicon structure, is generally formed by a CVD method using WF 6 / SiC 12 H 2 / Ar as a reaction gas.
- the tungsten silicide layer is required by adjusting the deposition temperature, the pressure of the reaction gas, the gas flow rate, the gas flow rate ratio, and the like. The film quality has been obtained.
- the present invention has been made in order to solve the above-mentioned problems, and it is possible to reliably realize a low resistance of a thin film, and to perform a heat treatment method for a thin film and a thin film capable of coping with a further lower resistance in the future. It is intended to provide a forming method.
- the present invention relates to a heat treatment method for a thin film provided on a substrate and having a metal silicide layer containing a group V element of the periodic table, comprising: a heating step of heating the thin film to a predetermined temperature; A heat treatment for the thin film, comprising: a temperature maintaining step of maintaining the thin film; and a temperature decreasing step of cooling the thin film from a predetermined temperature, wherein the thin film is heated in an oxidizing gas or a gas atmosphere containing an oxidizing gas in at least the temperature increasing step.
- the present invention is a heat treatment method for a thin film, wherein the thin film is provided on a silicon substrate.
- the present invention is the heat treatment method for a thin film, wherein the thin film is provided on the silicon substrate side, and further includes a polysilicon layer containing an element of Group V of the periodic table.
- the present invention is a method for heat treating a thin film, wherein in the temperature maintaining step and the temperature lowering step, the temperature of the thin film is maintained in an inert gas atmosphere, and the thin film is cooled.
- the present invention is a heat treatment method for a thin film, wherein the thin film has a metal silicide layer containing a phosphorus atom.
- the present invention is the heat treatment method, wherein the oxidizing gas is an oxygen gas, and the gas containing the oxidizing gas is a mixed gas of an oxygen gas and an inert gas.
- the present invention is a heat treatment method for a thin film, wherein the thin film is heated to 950 ° C. to 110 ° C. in the heating step.
- the present invention relates to a method for forming a thin film having a metal silicide layer containing a group V element of the periodic table on a substrate, comprising the steps of: Forming a thin film having a metal silicide layer containing: a temperature increasing step of heating the thin film to a predetermined temperature; a temperature maintaining step of maintaining the thin film at a predetermined temperature; and a cooling step of cooling the thin film from a predetermined temperature.
- a method for forming a thin film comprising heating the thin film in an oxidizing gas or a gas atmosphere containing an oxidizing gas, at least in a temperature raising step.
- the present invention is a method for forming a thin film, wherein the thin film is provided on a silicon substrate.
- the present invention is the method for forming a thin film, wherein the thin film is provided on the silicon substrate side, and further includes a polysilicon layer containing an element of Group V of the periodic table.
- the present invention provides a method for forming a thin film, comprising: maintaining a temperature of a thin film in an inert gas atmosphere and cooling the thin film in a temperature maintaining step and a temperature decreasing step.
- the present invention is a method for forming a thin film, wherein the thin film has a metal silicide layer containing a phosphorus atom.
- the present invention is the method for forming a thin film, wherein the oxidizing gas is an oxygen gas, and the gas containing the oxidizing gas is a mixed gas of an oxygen gas and an inert gas.
- the present invention is a method for forming a thin film, wherein the thin film is heated to 950 ° C. to 110 ° C. in the heating step.
- the present inventors have conducted various studies on conventional heat treatment methods in order to overcome the limitation of lowering the resistance by the film formation method.
- the conventional heat treatment method uses an inert gas such as nitrogen gas to adjust the film quality of the thin film.
- inert gas such as nitrogen gas
- inert gas was an obstacle to lowering the resistance. That is, since the thin film is heat-treated in an inert gas atmosphere, impurities such as phosphorus atoms contained in the thin film and contributing to low resistance are thermally diffused in the thin film during the heat treatment and escape from the thin film. It is considered that one of the reasons is that the effect of lowering the resistance due to the addition of impurities to the wrinkles originally obtained during film formation is impaired.
- the present inventors have found that by performing heat treatment of a thin film under a specific gas atmosphere, it is possible to prevent impurities such as phosphorus atoms from coming out of the thin film, and to realize a further lower resistance of the thin film. Was found.
- the thin film to be subjected to the heat treatment of the present invention is a thin film having a metal silicide layer containing an element belonging to Group V of the periodic table.
- the metal silicide layer has a low resistance by containing an element belonging to Group V of the periodic table, and is formed by a conventionally known method.
- Elements of group V in the periodic table have long been widely used as dopant in thin films, including phosphorus, arsenic, antimony, and bismuth.
- the thin film according to the present invention is a thin film having at least a metal silicide layer.
- the thin film in the present invention may be a thin film composed of only a metal silicide layer, or a thin film in which a metal silicide layer is stacked on a polysilicon layer.
- the metal silicide includes, for example, evening stainless silicide, titanium silicide, cobalt silicide, molybdenum silicide, and the like.
- the thin film to be subjected to the heat treatment of the present invention is a thin film having a polysilicon layer and a metal silicide layer containing an element belonging to Group V of the periodic table.
- This thin film contains a Group V element in the polysilicon layer and the metal silicide layer.
- These two layers may be continuously formed by the same film forming apparatus, or the polysilicon layer and the metal silicide layer may be formed separately using different film forming apparatuses. Whichever film deposition method is used, By including a Group V element in the metal silicide layer, the crystal grain size and crystal direction of the metal silicide layer can be controlled appropriately, and a stable material with low specific resistance and excellent migration resistance can be obtained. it can.
- the metal silicide layer is preferably, for example, an tungsten silicide layer, and the group V element contained in the tungsten silicide layer is, for example, preferably a phosphorus atom.
- the present applicant has already proposed a method of forming a tungsten silicide film containing a phosphorus atom in Japanese Patent Application No. 10-26203.
- the heat treatment method of the present invention is performed in an oxidizing gas or a gas atmosphere containing an oxidizing gas.
- the heat treatment step includes a heating step of raising the temperature of the thin film to a predetermined (eg, 950 to 110 ° C.) heat treatment temperature, and a temperature maintaining step of heat treating the thin film while maintaining the heat treatment temperature after the temperature rise.
- the oxidizing gas is composed of oxygen gas
- the gas containing oxidizing gas is composed of a gas obtained by adding an oxidizing gas such as oxygen gas to an inert gas such as nitrogen gas, and includes the oxidizing gas or the oxidizing gas.
- the heat treatment apparatus used in the heat treatment method of the present invention includes a single-wafer heat treatment apparatus using a halogen lamp or the like and a batch heat treatment apparatus using a diffusion furnace such as an electric furnace. Considering the future increase in the diameter of semiconductor wafers, a single-wafer heat treatment apparatus is preferable.
- an oxidizing gas or a gas containing an oxidizing gas is used at least in the temperature raising step of the thin film.
- the temperature of the thin film is increased by using an oxidizing gas or a gas containing an oxidizing gas in the temperature raising step in order to raise the temperature of the thin film to a heat treatment temperature of, for example, about 100 ° C.
- a heat treatment temperature for example, about 100 ° C.
- an oxide film is formed. Therefore, in the step after the temperature rise, that is, in the temperature maintaining step of maintaining a heat treatment temperature of, for example, about 100 ° C. and in the subsequent temperature decreasing step, an inert gas such as a nitrogen gas containing no oxidizing gas is used. Is also good.
- the surface of the thin film is already protected by an oxide film in the temperature raising process, it is possible to prevent the escape of Group V elements such as phosphorus atoms in the process after the temperature increase even if an inert gas such as nitrogen gas is used. It is possible to further reduce the resistance.
- an oxidizing gas or a gas containing an oxidizing gas only in the temperature raising step, and to use an inert gas such as nitrogen gas in the step after the temperature raising. That is, it is preferable to use an inert gas such as nitrogen gas in the temperature maintaining step and the temperature lowering step after the temperature rise.
- FIG. 1 is an enlarged sectional view showing a thin film used in the present invention.
- FIG. 2 is a graph showing the relationship between the heat treatment temperature, the specific resistance value, and the number of phosphorus atoms contained in the tungsten layer.
- FIG. 3 is a distribution diagram of a specific resistance value in a semiconductor wafer in a case where oxygen gas is used in a raising and lowering step of a heat treatment and a nitrogen gas is used in a step after heating.
- FIG. 4 is a distribution diagram of a specific resistance value in a semiconductor wafer in a case where oxygen gas is used in the temperature raising step of the heat treatment and all the steps thereafter.
- FIG. 1 is an enlarged cross-sectional view showing a gate portion of a semiconductor device which is a thin film used in the heat treatment method of the present embodiment.
- a silicon oxide film 2 serving as a gate insulating film having a thickness of about 100 â is formed on a silicon substrate 1.
- a polysilicon layer 3 containing phosphorus atoms having a thickness of about 1000 angstroms is formed.
- an evening silicide layer (metal silicide layer) 4 is formed on the polysilicon layer 3.
- This tungsten silicide layer (metal silicide layer) 4 is formed in two layers, a lower layer 5 and an upper layer 6, as shown in FIG.
- the lower layer 5 is a layer for providing a growth nucleus when forming the upper layer 6, and is made of a relatively silicon-rich tungsten silicide.
- the upper layer 6 is a main layer occupying most of the thickness of the tungsten silicide layer, and is composed of a relatively tungsten-rich layer.
- the lower layer 5 is, for example, about 20 At 0 Angstroms thick, the upper layer 6 is, for example, about 1 000 Angstroms thick, and the combined thickness of both layers is about 1,200 Angstroms thick.
- the polysilicon layer 3 and the tungsten silicide layer 4 form a thin film (polyside layer).
- the tungsten silicide layer 4 of the above-mentioned thin film can be formed in two steps as described below, for example, by dividing it into a lower layer 5 and an upper layer 6.
- a method of forming a thin film will be described.
- Reaction gas phosphine gas is added in the first step (WF 6 / S i C 1 2 H 2 / A r / PH 3 / Ar ( Bakkusai Dogasu) Double 1 sc cm / 3 00 sc cm / 1 00 sc cm / 60 sccm / 1 OO sccm (PH3 indicates the flow rate of a dilution of 1%; the same applies to the following embodiments)) is supplied into the chamber 1 and the temperature of the susceptor in the chamber 1 is about 625 °.
- a film was formed on the polysilicon layer 3 of the semiconductor wafer for about 50 seconds under the condition that the gas pressure in the chamber was about 4.5 Torr, and a lower layer 5 of about 200 â was obtained.
- the concentration of phosphine gas is about 0.111 vol.%.
- the upper layer 6 is formed by continuous film formation.
- An upper layer 6 of 000 â was obtained.
- the amount of phosphine gas added was reduced in the second step of forming the upper layer 6 from the first step of forming the lower layer 5. In this case, the concentration of the phosphine gas is about 0.02 vol.%.
- the heat treatment (RTA) (Rapid Thermal Annealing) of the thin film formed as described above was performed in different gas atmospheres with the temperature profiles shown in Table 1.
- RTA Rapid Thermal Annealing
- FIG. Figure 2 shows the heat treatment temperature, the specific resistance R s of the thin film (polyside layer) composed of the polysilicon layer 3 and the tungsten silicide layer 4, and the count of the phosphorus atoms contained in the tungsten silicide layer 4.
- 9 is a graph showing a relationship with the number of objects. Note that the phosphorus atom count was obtained by X-ray fluorescence spectroscopy (XRF).
- the thin film has the tungsten silicide layer 4, but the crystal structure of the tungsten silicide layer 4 changes due to the heat treatment including the temperature raising step, the temperature maintaining step, and the temperature lowering step.
- the specific resistance value Rs decreases.
- an oxide film can be formed on the surface of the tungsten silicide layer 4 to prevent the escape of phosphorus atoms. As a result, the specific resistance value Rs can be reliably reduced.
- the RTA in order to observe the effect of the RTA on the specific resistance of the oxygen gas in each step, the RTA was performed while changing the supply condition of the oxygen gas.
- the oxygen gas is supplied under the conditions shown in Table 1 to raise the temperature, and after the temperature is raised to 100 ° C., the oxygen gas is immediately replaced with nitrogen gas, and the nitrogen gas is used. After the replacement, the reaction was performed while supplying nitrogen gas in the temperature maintaining step and the temperature decreasing step.
- FIG. 3 According to the results shown in FIG. 3, the contour line width of the specific resistance Rs in the semiconductor wafer surface is wide, the uniformity in the surface is 3.18%, and the specific resistance Rs is uniform. Was. It should be noted that in FIG. 3, the thick line indicates the contour line of the average value of the specific resistance Rs, and the same applies to FIG. 4.
- the heat treatment method of the present invention can also be applied to a heat treatment using a batch type heat treatment apparatus.
- the oxygen gas is used as the oxidizing gas.
- the oxidizing gas is not limited to the oxygen gas, and is not particularly limited as long as it is a gas such as water vapor that creates an atmosphere capable of forming an oxide film on the surface of the thin film.
- the gas containing the oxidizing gas may be a mixed gas of nitrogen gas and oxygen gas. The mixing ratio of nitrogen gas and oxygen gas is 90:10, 80:20, 70:30, etc. Can be mentioned.
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Description
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1 . åºæ¿äžã«èšãããã åšæåŸè¡šã® Væã®å
çŽ ãå«ãéå±ã·ãªãµã€ ãå±€ãæ ããèèã«å¯Ÿããç±åŠçæ¹æ³ã«ãããŠã
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2 . èèã¯ã·ãªã³ã³åºæ¿äžã«èšããããŠããããšãç¹åŸŽãšããè«æ±é
1èšèŒ ã®èèã®ç±åŠçæ¹æ³ã
3 . èèã¯ã·ãªã³ã³åºæ¿åŽã«èšãããã åšæåŸè¡šã® Væã®å
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4 . 枩床ç¶æå·¥çšããã³éæž©å·¥çšã§ã¯ã äžæŽ»æ§ã¬ã¹é°å²æ°ã§ã èèã«å¯Ÿã㊠枩床ç¶æãè¡ãªãã ãã€èèãå·åŽããããšãç¹åŸŽãšããè«æ±é
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5 . èèã¯çååãå«ãéå±ã·ãªãµã€ ãå±€ãæããããšãç¹åŸŽãšããè«æ±é
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6 . é
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7 . å ç±å·¥çšã§ã¯èè㯠9 5 0 ° ã1 1 0 0 °CãŸã§å ç±ãããããšãç¹åŸŽãš ããè«æ±é
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8 . åºæ¿äžã«ã åšæåŸè¡šã® Væã®å
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çŽ ãå«ãéå±ã·ãªãµã€ ãå±€ãæ ããèèã圢æããå·¥çšãšã
èèãæå®æž©åºŠãŸã§å ç±ããææž©å·¥çšãšã
èèãæå®æž©åºŠã«ç¶æãã枩床ç¶æå·¥çšãšã
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9 . èèã¯ã·ãªã³ã³åºæ¿äžã«èšããããŠããããšãç¹åŸŽãšããè«æ±é
8èšèŒ ã®èèã®åœ¢ææ¹æ³ã
1 0 . èèã¯ã·ãªã³ã³åºæ¿åŽã«èšãããã åšæåŸè¡šã® Væã®å
çŽ ãå«ãã㪠ã·ãªã³ã³å±€ãæŽã«æããããšãç¹åŸŽãšããè«æ±é
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1 1 . 枩床ç¶æå·¥çšããã³éæž©å·¥çšã§ã¯ã äžæŽ»æ§ã¬ã¹é°å²æ°ã§ã èèã«å¯Ÿã ãŠæž©åºŠç¶æãè¡ãªãã ãã€èèãå·åŽããããšãç¹åŸŽãšããè«æ±é
8èšèŒã®èè ã®åœ¢ææ¹æ³ã
1 2 . èèã¯çååãå«ãéå±ã·ãªãµã€ ãå±€ãæããããšãç¹åŸŽãšããè«æ± é
8èšèŒã®èèã®åœ¢ææ¹æ³ã
1 3 . é
žåæ§ã¬ã¹ã¯é
žçŽ ã¬ã¹ã§ããã é
žåæ§ã¬ã¹ãå«ãã¬ã¹ã¯é
žçŽ ã¬ã¹ãšäž 掻æ§ã¬ã¹ãšã®æ··åã¬ã¹ãããªãããšãç¹åŸŽãšããè«æ±é
8èšèŒã®èèã®åœ¢ææ¹æ³ c
1 . å ç±å·¥çšã§ã¯èè㯠9 5 0 ° ã 1 1 0 0 °CãŸã§å ç±ãããããšãç¹åŸŽ ãšããè«æ±é
8èšèŒã®èèã®åœ¢ææ¹æ³ã
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/701,024 US6448178B1 (en) | 1999-03-24 | 2000-03-17 | Heat treating method for thin film and forming method for thin film |
KR1020007013110A KR20010043753A (ko) | 1999-03-24 | 2000-03-17 | ë°ë§ì ìŽì²ëŠ¬ë°©ë² ë° ë°ë§ì íì±ë°©ë² |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11/79068 | 1999-03-24 | ||
JP11079068A JP2000277447A (ja) | 1999-03-24 | 1999-03-24 | èèã®ç±åŠçæ¹æ³ |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000057463A1 true WO2000057463A1 (fr) | 2000-09-28 |
Family
ID=13679581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/001665 WO2000057463A1 (fr) | 1999-03-24 | 2000-03-17 | Procede de traitement thermique et de formation d'un film mince |
Country Status (5)
Country | Link |
---|---|
US (1) | US6448178B1 (ja) |
JP (1) | JP2000277447A (ja) |
KR (1) | KR20010043753A (ja) |
TW (1) | TW498428B (ja) |
WO (1) | WO2000057463A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6000665B2 (ja) * | 2011-09-26 | 2016-10-05 | æ ªåŒäŒç€Ÿæ¥ç«åœéé»æ° | åå°äœè£ 眮ã®è£œé æ¹æ³ãåºæ¿åŠçè£ çœ®åã³ããã°ã©ã |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04207034A (ja) * | 1990-11-30 | 1992-07-29 | Toshiba Corp | åå°äœè£ 眮ã®è£œé æ¹æ³ |
JPH04266031A (ja) * | 1991-02-20 | 1992-09-22 | Toshiba Corp | åå°äœè£ 眮ã®è£œé æ¹æ³ |
JPH0637108A (ja) * | 1992-07-14 | 1994-02-10 | Fujitsu Ltd | åå°äœè£ 眮ã®è£œé æ¹æ³ |
JPH07193060A (ja) * | 1993-12-27 | 1995-07-28 | Nippon Precision Circuits Kk | åå°äœè£ 眮ã«ãããé žåå±€ã®è£œé æ¹æ³ |
JPH0888198A (ja) * | 1994-07-19 | 1996-04-02 | Sumitomo Metal Ind Ltd | åå°äœè£ 眮ã®è£œé æ¹æ³ |
EP0860863A2 (en) * | 1997-02-25 | 1998-08-26 | Tokyo Electron Limited | A laminated structure of polysilicon and tungsten silicide and a method of forming the same |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58162062A (ja) * | 1982-03-23 | 1983-09-26 | Oki Electric Ind Co Ltd | åå°äœè£ 眮ã®è£œé æ¹æ³ |
JPH07221113A (ja) | 1994-01-31 | 1995-08-18 | Toshiba Corp | åå°äœè£ 眮ã®è£œé æ¹æ³ |
US5946579A (en) * | 1997-12-09 | 1999-08-31 | Advanced Micro Devices, Inc. | Stacked mask integration technique for advanced CMOS transistor formation |
-
1999
- 1999-03-24 JP JP11079068A patent/JP2000277447A/ja active Pending
-
2000
- 2000-03-17 US US09/701,024 patent/US6448178B1/en not_active Expired - Fee Related
- 2000-03-17 WO PCT/JP2000/001665 patent/WO2000057463A1/ja not_active Application Discontinuation
- 2000-03-17 KR KR1020007013110A patent/KR20010043753A/ko not_active Application Discontinuation
- 2000-03-24 TW TW089105513A patent/TW498428B/zh not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04207034A (ja) * | 1990-11-30 | 1992-07-29 | Toshiba Corp | åå°äœè£ 眮ã®è£œé æ¹æ³ |
JPH04266031A (ja) * | 1991-02-20 | 1992-09-22 | Toshiba Corp | åå°äœè£ 眮ã®è£œé æ¹æ³ |
JPH0637108A (ja) * | 1992-07-14 | 1994-02-10 | Fujitsu Ltd | åå°äœè£ 眮ã®è£œé æ¹æ³ |
JPH07193060A (ja) * | 1993-12-27 | 1995-07-28 | Nippon Precision Circuits Kk | åå°äœè£ 眮ã«ãããé žåå±€ã®è£œé æ¹æ³ |
JPH0888198A (ja) * | 1994-07-19 | 1996-04-02 | Sumitomo Metal Ind Ltd | åå°äœè£ 眮ã®è£œé æ¹æ³ |
EP0860863A2 (en) * | 1997-02-25 | 1998-08-26 | Tokyo Electron Limited | A laminated structure of polysilicon and tungsten silicide and a method of forming the same |
Also Published As
Publication number | Publication date |
---|---|
US6448178B1 (en) | 2002-09-10 |
KR20010043753A (ko) | 2001-05-25 |
TW498428B (en) | 2002-08-11 |
JP2000277447A (ja) | 2000-10-06 |
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