WO2008010489A1 - Procédé et appareil de formation de film - Google Patents
Procédé et appareil de formation de film Download PDFInfo
- Publication number
- WO2008010489A1 WO2008010489A1 PCT/JP2007/064092 JP2007064092W WO2008010489A1 WO 2008010489 A1 WO2008010489 A1 WO 2008010489A1 JP 2007064092 W JP2007064092 W JP 2007064092W WO 2008010489 A1 WO2008010489 A1 WO 2008010489A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- water vapor
- film forming
- copper
- substrate
- film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- 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
- C23C16/18—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 metallo-organic compounds
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/40—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/40—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials
- H10P14/42—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials using a gas or vapour
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/40—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials
- H10P14/42—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials using a gas or vapour
- H10P14/43—Chemical deposition, e.g. chemical vapour deposition [CVD]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/031—Manufacture or treatment of conductive parts of the interconnections
- H10W20/056—Manufacture or treatment of conductive parts of the interconnections by filling conductive material into holes, grooves or trenches
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes
- H10W20/41—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes characterised by their conductive parts
- H10W20/425—Barrier, adhesion or liner layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes
- H10W20/45—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes characterised by their insulating parts
- H10W20/47—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes characterised by their insulating parts comprising two or more dielectric layers having different properties, e.g. different dielectric constants
Definitions
- the present invention relates to a technique for forming a copper film on a substrate such as a semiconductor wafer using a copper organic compound as a raw material.
- a wiring technique using a copper wiring instead of an aluminum wiring has been implemented in response to a request for improving the performance of a semiconductor device.
- technology for forming a copper film on the surface of a semiconductor wafer (hereinafter referred to as wafer 1) is important.
- CVD chemical vapor deposition method
- Cu (Mac) TMVS trimethyl butylsilyl hexafluoroacetylacetonate copper
- Mac trimethyl butylsilyl hexafluoroacetylacetonate copper
- the organic compound is supplied to a processing container in a vacuum state, the substance is thermally decomposed on the heated wafer, and a copper film is formed on the surface of the wafer.
- the copper film is not directly formed on the wafer, and the diffusion preventing film called noria metal formed in advance on the substrate is rare. In many cases, the film is formed on (undercoat film).
- the base film titanium, tantalum, nitrides thereof, or the like is used.
- the noria metal of the base film reacts with an organic substance derived from an organic compound of copper, and organic impurities remain at the interface between the copper film and the barrier metal.
- An object of the present invention is to provide a film forming method and a film forming apparatus capable of suppressing the formation of an organic impurity layer and the abnormal growth of a copper film and obtaining a copper film having good adhesion with a base film. .
- the present invention provides a substrate placing step of placing a substrate in an airtight processing container, supplying water vapor into the processing container, and supplying a raw material gas made of a copper organic compound into the processing container.
- the adhesion layer is formed in the presence of water vapor, the organic impurity layer is formed even if the base film on which the adhesion layer is formed is a metal having a large oxidation tendency such as titanium. It is possible to suppress the formation. As a result, the adhesion between the base film and the adhesion layer can be improved.
- the inside of the processing container is drained and discharged. Since the copper film is formed by supplying the source gas again, the abnormal growth of the copper film due to the presence of water vapor can be suppressed.
- the present invention provides a substrate placing step of placing a substrate in an airtight processing container, a water vapor is supplied into the processing container, and a raw material gas composed of an organic compound of copper in the processing container
- a second film forming step of supplying the water vapor again to form a copper film on the adhesion layer, and the amount of water vapor supplied in the second film forming step is The film forming method is characterized in that it is less than the amount of water vapor supplied in one film forming step.
- the adhesion layer is formed in the presence of water vapor, the organic impurity layer is formed even if the base film on which the adhesion layer is formed is a metal having a large oxidation tendency such as titanium. It is possible to suppress the formation. As a result, the adhesion between the base film and the adhesion layer can be improved.
- the inside of the processing container is exhausted and then a raw material gas and a small amount of water vapor are supplied again to form a copper film. Abnormal growth of the copper film can also be suppressed.
- the order of gas introduction in the first film forming step is such that, for example, the supply of the raw material gas is started after the supply of water vapor is started.
- the supply of the source gas is started after the supply of the water vapor is stopped! /, Or even! /.
- the supply of the water vapor is performed simultaneously with the supply of the raw material gas, for example.
- the substrate is heated to a temperature within a range of 100 ° C to 150 ° C.
- the present invention provides an airtight processing container provided with a mounting table on which a substrate is mounted.
- Water vapor supply means for supplying water vapor into the processing container
- raw material gas supply means for supplying a raw material gas composed of a copper organic compound into the processing container
- exhaust means for exhausting the inside of the processing container
- a substrate temperature adjusting means for maintaining the temperature of the substrate at a temperature in the range of 100 ° C. to 150 ° C., supplying water vapor into the processing vessel, and supplying a raw material gas composed of an organic compound of copper into the processing vessel.
- a film forming apparatus comprising: a step of further forming a copper film on the adhesion layer; and a control unit that controls each of the means to execute the step.
- the present invention provides an airtight processing container having a mounting table on which a substrate is placed, a water vapor supply means for supplying water vapor into the processing container, and a copper organic material in the processing container.
- a source gas supply means for supplying a source gas composed of a compound, an exhaust means for exhausting the inside of the processing vessel, and a substrate temperature adjusting means for maintaining the temperature of the substrate at a temperature within a range of 100 ° C. to 150 ° C.
- the present invention provides an airtight processing container provided with a mounting table on which a substrate is mounted, a water vapor supply means for supplying water vapor into the processing container, and a copper organic material in the processing container.
- a source gas supply means for supplying a source gas composed of a compound, an exhaust means for exhausting the inside of the processing vessel, and a substrate temperature adjusting means for maintaining the temperature of the substrate at a temperature within a range of 100 ° C. to 150 ° C.
- a control program for controlling a film forming apparatus, wherein a step group is formed so as to execute the film forming method having any of the above-described features.
- FIG. 1A to FIG. 1D utilize a copper film forming method according to an embodiment of the present invention.
- FIG. 4 is a schematic cross-sectional view of a wafer corresponding to each step of the method for manufacturing a semiconductor device.
- FIG. 2 is a schematic cross-sectional view of a CVD apparatus for performing the copper film forming method according to the present embodiment.
- FIG. 3 is an example of a process sequence for carrying out the method for forming a copper film according to the present embodiment.
- FIG. 4A and FIG. 4B are variations of the process sequence of FIG.
- FIG. 5A and FIG. 5B are enlarged photographs of a wafer cross section for evaluating the state in which an organic impurity layer is formed.
- FIGS. 6A and 6B are enlarged photographs for evaluating the morphology of the copper film surface.
- FIGS. 7A and 7B are enlarged photographs of a wafer cross section for evaluating the copper burying property in a trench formed on the wafer surface.
- FIGS. 1A to 1D a semiconductor device manufacturing method using a copper film forming method according to an embodiment of the present invention will be described.
- 1A to 1D respectively show the wafer in the middle of the manufacturing process of the semiconductor device formed on the surface portion of the wafer W.
- FIG. 1A corresponds to the state before the trench is opened in the interlayer insulating film.
- 80 and 81 are SiOC films (carbon-containing silicon oxide films) as interlayer insulating films
- 82 is a SiN film (silicon nitride film).
- the SiOC films 80 and 81 and the SiN film 82 will be described. All of these films are formed by, for example, a plasma film forming process. Specifically, the wafer W is placed in an evacuated vacuum vessel, and a predetermined film forming gas is supplied into the vacuum vessel to form plasma, thereby forming a film.
- CF gas or CF gas is etched.
- the SiOC film 81 is etched into a predetermined pattern.
- the SiN film 82 which is the base film of the SiOC film 81 functions as an etching stopper.
- a trench 800 having a line width of 120 nm or less, preferably 80 nm or less is formed.
- the upper surface force of the SiOC film 81 including the trench 800 is covered with a noria metal layer (underlayer film) 83 such as titanium or tantalum.
- a noria metal layer (underlayer film) 83 such as titanium or tantalum.
- CMP Chemical Mechanical Polishing
- a copper organic compound gas for example, Cu (Mac) TMVS gas, which is a raw material gas, is supplied into a processing vessel of a CVD apparatus to form a copper film.
- a Cu (Mac) TMVS gas and water vapor are simultaneously supplied at a predetermined timing, thereby forming an adhesive layer with a small amount of organic impurities.
- FIG. 2 is a cross-sectional view showing an example of a CVD apparatus in which the present film forming method is performed.
- the CVD apparatus 1 includes, for example, a processing container (vacuum chamber) 10 that also has aluminum power.
- the processing container 10 is formed by connecting an upper large-diameter cylindrical portion 10a and a lower small-diameter cylindrical portion 10b.
- the processing vessel 10 is provided with a heating mechanism (not shown) for heating the inner wall thereof. Further, a stage 11 for placing the wafer W horizontally is provided in the processing container 10. The stage 11 is supported via a support member 12 at the bottom of the small diameter cylindrical portion 10b.
- a heater 11 a that functions as a temperature control unit for the wafer W is provided.
- the stage 11 is provided with, for example, three support pins 13 for projecting and retracting from the surface of the stage 11 so as to move the Ueno and W up and down and transfer them to and from an external transfer device. ing.
- the support pins 13 are connected to 15 elevating mechanisms 15 outside the processing container 10 via support members 14.
- One end side of the exhaust pipe 16 is connected to the bottom of the processing container 10.
- a vacuum pump 17 is connected to the other end of the exhaust pipe 16.
- a transfer port 19 that is opened and closed by a gate valve 18 is formed on the side wall of the large-diameter cylindrical portion 10a of the processing container 10.
- An opening 21 is formed in the ceiling portion of the processing container 10.
- a gas shower head 22 is provided so as to close the opening 21 and to face the stage 11.
- the gas shower head 22 includes two gas chambers 25a and 25b and two types of gas supply holes 27a and 27b.
- the gas supplied to one gas chamber 25a is supplied into the processing container 10 from one gas supply hole group 27a.
- the gas supplied to the other gas chamber 25b is supplied into the processing container 10 from the other gas supply hole group 27b.
- a raw material gas supply path 31 is connected to the lower gas chamber 25a.
- a raw material tank 32 is connected to the upstream side of the raw material gas supply path 31.
- Cu (Mac) TMVS which is an organic compound (complex) of copper, which is a raw material (precursor) of the copper film, is stored in a liquid state.
- the raw material tank 32 is further connected to the pressurizing unit 33. By pressurizing the inside of the raw material tank 32 with argon gas or the like supplied from the pressurizing unit 33, Cu (hf ac) TMVS is pushed out toward the raw material gas supply path 31.
- a liquid mass flow controller (hereinafter referred to as LMFC) 34 and a vaporizer 35 for vaporizing Cu (Mac) TMVS are provided in this order from the upstream side.
- the vaporizer 35 vaporizes Cu (Mac) TMVS by contacting and mixing with a carrier gas (hydrogen gas) supplied from a carrier gas supply source 36.
- a carrier gas hydrogen gas supplied from a carrier gas supply source 36.
- 37 is a mass flow controller (MFC) for adjusting the flow rate of the carrier gas
- V1 to V5 are valves.
- a steam supply path 41 is connected to the upper gas chamber 25b.
- a water vapor supply source 42 is connected to the upstream side of the water vapor supply path 41 via the MFC 43.
- V6 and V7 are valves.
- each gas supply control system (dotted line portion) provided in the Cu (Mac) TMVS gas supply system and the water vapor gas supply system, a pressure adjusting unit (not shown) provided in the exhaust pipe 16, The heater lla, the lifting mechanism 15 and the like are controlled by a control unit 50 that controls the operation of the entire CVD apparatus 1.
- the control unit 50 is composed of, for example, a computer having a program storage unit (not shown).
- the program storage unit stores a computer program having a group of steps (commands) for the operation of carrying the wafer W into and out of the processing container 10 (processing for film formation). Then, when the computer program is read by the control unit 50, the control unit 50 controls the operation of the entire CVD apparatus 1.
- the computer program is stored in the program storage unit while being stored in a storage unit such as a hard disk, a compact disk, a magnetic optical disk, or a memory card.
- FIG. 3 is an example of a process sequence for executing the film forming method according to the present embodiment.
- (a) is a temperature sequence of the wafer W on which the film forming process is performed, and shows the temperature (° C) of the solid line 1S wafer W.
- FIG. 3B shows the pressure sequence in the processing container 10, and the solid line indicates the absolute pressure in the processing container 10.
- Figure 3 (c) shows the Cu (hfac) TMVS gas supply amount sequence, and the solid line shows the supply amount (gZmin) in terms of mass of Cu (Mac) TMVS.
- FIG. 3 (d) is a sequence of water vapor supply amount, and the solid line indicates the water vapor flow rate (sccm).
- Fig. 3 (e) shows the flow sequence of the carrier gas (hydrogen) that transports the Cu (Mac) TMVS gas, and the solid line shows the flow rate of the carrier gas (sccm).
- a wafer W whose surface is in the state shown in FIG. 1C (the barrier metal layer 83 is formed on the SiOC film 81) is placed and, for example, 133 Pa (lTor r)
- a carrier gas is supplied into the processing container 10 having a pressure of about 200 sccm, for example, at the timing of time T1.
- the pressure force in the processing container 10 is increased to, for example, 5 Torr.
- the supply of water vapor is started at V, for example, 5 sccm.
- the pressure in the processing container 10 is adjusted to 2 Torr by a pressure adjusting unit (not shown).
- Cu (Mac) TMVS gas is supplied at 0.5 gZmin, for example, at time T 4 while the supply of water vapor is continued, and an adhesion layer made of copper is formed on the surface of the noble metal layer 83.
- 5-60 seconds for example, after 30 seconds
- the supply of Cu (Mac) TMVS gas and water vapor is stopped.
- a trench 800 is formed in advance and a noria metal layer 83 such as titanium is coated.
- a copper film having a desired thickness can be formed on the wafer W.
- water molecules are used as a catalyst by supplying a small amount of water vapor to the copper film so that no adverse effects due to abnormal growth appear.
- a copper film at a low process temperature (wafer temperature) of 100 ° C. to 150 ° C., for example, 130 ° C. This is thought to be because water molecules play the role of a catalyst.
- the adhesion layer is formed in the presence of water vapor, the organic impurity layer is formed even if the barrier metal layer 83 (underlying film) on which the adhesion layer is formed is a metal having a high oxidation tendency such as titanium. And the adhesion between the base film and the adhesion layer can be improved. Furthermore, after the adhesion layer is formed, the inside of the processing vessel 10 is exhausted and the Cu (Mac) TMVS gas is supplied again to form a copper film, so that an abnormal growth of the copper film due to the presence of water vapor occurs. Can be suppressed.
- the merit suppression of organic impurity layer formation
- demerits abnormal growth caused by supplying water vapor.
- a copper film having good adhesion to the noria metal layer 83 can be formed. Therefore, it is possible to prevent troubles such as peeling of the copper wiring 84 when processing as a semiconductor device, and to contribute to an improvement in the yield of semiconductor device manufacturing.
- the process temperature (wafer temperature) for forming the copper film can be lowered to, for example, 100 ° C to 150 ° C. .
- the morphology of the copper film surface can be improved, and voids are less likely to be formed in the copper wiring 84. This also contributes to an improvement in product yield. Furthermore, it can contribute to energy saving by lowering the process temperature.
- the process temperature can be set to 100 ° C to 150 ° C. Even in this process, it is possible to improve morphology and contribute to energy saving.
- the process sequence according to the present film forming method is not limited to the one illustrated in FIG. For example, as shown in FIG.
- the step of forming the adhesion layer is not limited to a mode in which the Cu (Mac) TMVS gas and water vapor are supplied into the processing vessel 10 at the same time.
- the vacuum pump 17 may be temporarily stopped until the Cu (Mac) TMVS gas is supplied and stopped so that the water vapor is not exhausted. .
- the near metal layer 83 (underlying film) on which the adhesion layer is formed may be made of tantalum in addition to titanium.
- it may be a rare metal layer that is a compound force of titanium or tantalum and one or two elements of nitrogen, carbon, or oxygen.
- this rare metal layer may be made of ruthenium or its oxide.
- An adhesion layer and a copper film were formed on the underlying film made of titanium by the film forming method according to the present embodiment. And those cross sections were observed.
- a copper film was formed on the surface of the barrier metal made of titanium force coated on the wafer W according to the process sequence shown in FIG.
- the process temperature was 130 ° C, and no steam was supplied between times T6 and T7.
- Fig. 5 (b) shows the results of SEM images of cross sections of the obtained copper film and the underlying film.
- a copper film was formed on the same titanium metal surface according to a modified process sequence shown in Fig. 3.
- steam was not supplied during the period from time T1 to time ⁇ 7. This point is different from (Example 1-1).
- the process temperature was 130 ° C.
- Figure 5B shows the SEM images of cross sections of the copper film and the underlying film.
- the thickness of the organic impurity layer was 1.5 nm, and the organic impurity layer was almost formed. Was not.
- the thickness of the organic impurity layer was 6 nm. It was doubled. The formation of such a thick organic layer is considered to deteriorate the adhesion between the base film and the copper film.
- a copper film was formed by the film forming method according to the present embodiment. Irregularities on the surface were observed.
- a copper film was formed under the same conditions as in Example 1-1.
- Figure 6A shows the results of SEM imaging of the copper film surface.
- Example 2-1 According to the result of (Example 2-1), as shown in FIG. 6A, it can be seen that a copper film having excellent morphology with small irregularities on the surface of the copper film was formed. On the other hand, according to the result of not supplying water vapor into the processing container 10 (Comparative Example 2-1), as shown in FIG. 6B, a copper film with poor morphology with large unevenness on the surface of the copper film was formed. I understand that. From these results, it can be seen that in CVD using Cu (hfac) TMVS gas as a raw material, the morphology of the copper film surface can be improved by supplying water vapor to lower the process temperature.
- a copper film was formed on wafer W having a trench formed on the surface by the film forming method according to the present embodiment, and the burying property of the trench was confirmed. [0065] (Example 3-1)
- a copper film was formed according to the process sequence shown in FIG. 3, and copper was buried in a trench having a width of 120 nm and a depth of 500 ⁇ m (aspect ratio: 4.2). On the surface of the trench, a base film having a titanium force of 15 nm thick was previously formed by ionized PVD.
- Figure 7A shows the SEM image of the cross section of this trench.
- a copper film was formed by the same method, and copper was embedded in the trench with a width of 80 nm and a depth of 500 nm (aspect ratio 6.3). On the surface of this trench, as in (Example 3-1), a base film having a titanium force was formed.
- Figure 7B shows the result of SEM image of the trench cross section.
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- Chemical Kinetics & Catalysis (AREA)
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- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrodes Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
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Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/374,216 US8129271B2 (en) | 2006-07-20 | 2007-07-17 | Film forming method, film forming apparatus and storage medium |
| CN2007800251775A CN101484609B (zh) | 2006-07-20 | 2007-07-17 | 成膜方法和成膜装置 |
| KR1020097001205A KR101231507B1 (ko) | 2006-07-20 | 2007-07-17 | 성막방법 및 성막장치 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006-197667 | 2006-07-20 | ||
| JP2006197667A JP5151082B2 (ja) | 2006-07-20 | 2006-07-20 | 成膜方法、成膜装置及び記憶媒体 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2008010489A1 true WO2008010489A1 (fr) | 2008-01-24 |
Family
ID=38956820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2007/064092 Ceased WO2008010489A1 (fr) | 2006-07-20 | 2007-07-17 | Procédé et appareil de formation de film |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US8129271B2 (ja) |
| JP (1) | JP5151082B2 (ja) |
| KR (1) | KR101231507B1 (ja) |
| CN (1) | CN101484609B (ja) |
| TW (1) | TW200818272A (ja) |
| WO (1) | WO2008010489A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120064247A1 (en) * | 2009-03-10 | 2012-03-15 | Tokyo Electron Limited | Method for forming cu film, and storage medium |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5938164B2 (ja) * | 2011-02-21 | 2016-06-22 | 東京エレクトロン株式会社 | 成膜方法、成膜装置、半導体装置及びその製造方法 |
| JP2021536528A (ja) * | 2018-09-03 | 2021-12-27 | アプライド マテリアルズ インコーポレイテッドApplied Materials, Incorporated | 薄膜堆積のための直接液体注入システム |
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| JPH10140352A (ja) * | 1996-11-08 | 1998-05-26 | Sharp Corp | 銅前駆体混合物、およびそれを用いるcvd銅の形成方法、並びに被着性銅導体インターフェース |
| JP2001026872A (ja) * | 1999-06-25 | 2001-01-30 | Applied Materials Inc | 有機銅の先駆物質ブレンド及び化学気相堆積による銅の堆積方法 |
| JP2002060942A (ja) * | 2000-06-07 | 2002-02-28 | Anelva Corp | 銅薄膜形成方法及び銅薄膜形成装置 |
| JP2002356775A (ja) * | 2001-03-27 | 2002-12-13 | Sharp Corp | TaN基板上でのCVD銅薄膜の高密着性を達成する方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6777331B2 (en) * | 2000-03-07 | 2004-08-17 | Simplus Systems Corporation | Multilayered copper structure for improving adhesion property |
| JP2002053962A (ja) * | 2000-08-01 | 2002-02-19 | Tokyo Electron Ltd | 気相成長方法及び気相成長装置並びに気相成長装置用の気化器 |
| US6576293B2 (en) * | 2001-03-26 | 2003-06-10 | Sharp Laboratories Of America, Inc. | Method to improve copper thin film adhesion to metal nitride substrates by the addition of water |
| US6576292B2 (en) * | 2001-08-13 | 2003-06-10 | Sharp Laboratories Of America, Inc. | Method of forming highly adhesive copper thin films on metal nitride substrates via CVD |
| US20040009665A1 (en) * | 2002-06-04 | 2004-01-15 | Applied Materials, Inc. | Deposition of copper films |
| CN100405549C (zh) * | 2003-06-16 | 2008-07-23 | 东京毅力科创株式会社 | 成膜方法、半导体装置的制造方法、半导体装置和成膜装置 |
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2006
- 2006-07-20 JP JP2006197667A patent/JP5151082B2/ja not_active Expired - Fee Related
-
2007
- 2007-07-17 US US12/374,216 patent/US8129271B2/en not_active Expired - Fee Related
- 2007-07-17 WO PCT/JP2007/064092 patent/WO2008010489A1/ja not_active Ceased
- 2007-07-17 CN CN2007800251775A patent/CN101484609B/zh not_active Expired - Fee Related
- 2007-07-17 KR KR1020097001205A patent/KR101231507B1/ko not_active Expired - Fee Related
- 2007-07-19 TW TW096126403A patent/TW200818272A/zh unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10140352A (ja) * | 1996-11-08 | 1998-05-26 | Sharp Corp | 銅前駆体混合物、およびそれを用いるcvd銅の形成方法、並びに被着性銅導体インターフェース |
| JP2001026872A (ja) * | 1999-06-25 | 2001-01-30 | Applied Materials Inc | 有機銅の先駆物質ブレンド及び化学気相堆積による銅の堆積方法 |
| JP2002060942A (ja) * | 2000-06-07 | 2002-02-28 | Anelva Corp | 銅薄膜形成方法及び銅薄膜形成装置 |
| JP2002356775A (ja) * | 2001-03-27 | 2002-12-13 | Sharp Corp | TaN基板上でのCVD銅薄膜の高密着性を達成する方法 |
Non-Patent Citations (1)
| Title |
|---|
| AWAYA N. ET AL.: "Accelerated-deposition rate and high-quality film copper vapor deposition using a water vapor addition to a hydrogen and Cu8HFA)2 reaction system", JPN. J. APPL., vol. 32, no. 9A, September 1993 (1993-09-01), pages 3915 - 3919, XP000487552 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120064247A1 (en) * | 2009-03-10 | 2012-03-15 | Tokyo Electron Limited | Method for forming cu film, and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| US8129271B2 (en) | 2012-03-06 |
| JP2008024978A (ja) | 2008-02-07 |
| TW200818272A (en) | 2008-04-16 |
| JP5151082B2 (ja) | 2013-02-27 |
| CN101484609A (zh) | 2009-07-15 |
| CN101484609B (zh) | 2011-10-26 |
| KR101231507B1 (ko) | 2013-02-07 |
| US20090181538A1 (en) | 2009-07-16 |
| KR20090027736A (ko) | 2009-03-17 |
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