WO2023139925A1 - プラズマ成膜装置及びプラズマ成膜方法 - Google Patents
プラズマ成膜装置及びプラズマ成膜方法 Download PDFInfo
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- WO2023139925A1 WO2023139925A1 PCT/JP2022/043672 JP2022043672W WO2023139925A1 WO 2023139925 A1 WO2023139925 A1 WO 2023139925A1 JP 2022043672 W JP2022043672 W JP 2022043672W WO 2023139925 A1 WO2023139925 A1 WO 2023139925A1
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- 238000000034 method Methods 0.000 title claims description 31
- 239000000758 substrate Substances 0.000 claims abstract description 320
- 238000000151 deposition Methods 0.000 claims description 48
- 230000007246 mechanism Effects 0.000 claims description 40
- 230000008021 deposition Effects 0.000 claims description 30
- 239000007788 liquid Substances 0.000 claims description 10
- 239000007795 chemical reaction product Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 11
- 238000012546 transfer Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 181
- 230000008569 process Effects 0.000 description 8
- 238000012545 processing Methods 0.000 description 8
- 238000003860 storage Methods 0.000 description 7
- 238000004891 communication Methods 0.000 description 5
- 239000002826 coolant Substances 0.000 description 5
- 239000011261 inert gas Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 150000001343 alkyl silanes Chemical class 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/3244—Gas supply means
-
- 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
-
- 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
- C23C16/45563—Gas nozzles
-
- 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
- C23C16/458—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 supporting substrates in the reaction chamber
- C23C16/4582—Rigid and flat substrates, e.g. plates or discs
- C23C16/4583—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally
-
- 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
- C23C16/50—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 using electric discharges
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/32—Processing objects by plasma generation
- H01J2237/33—Processing objects by plasma generation characterised by the type of processing
- H01J2237/332—Coating
Definitions
- An exemplary embodiment of the present disclosure relates to a plasma deposition apparatus and a plasma deposition method.
- Patent Document 1 describes a technique for preventing plasma pulsation when film formation is performed by transforming a processing gas into plasma.
- the present disclosure provides a technique for locally forming a film at a desired position on a substrate using plasma.
- a chamber a substrate support that supports a substrate within the chamber, a first nozzle that supplies a plasmatized first gas to a region on the substrate support, and a second nozzle that supplies a second gas that reacts with the first gas into the chamber, wherein the first gas reacts with the second gas within the chamber to form a film at a predetermined position on the substrate supported by the substrate support, and the second nozzle is connected to the substrate support.
- a moving part configured to move relative to the substrate support, wherein the predetermined position is determined based on the relative position of the second nozzle with respect to the substrate support.
- FIG. 4A shows a state in which a film is formed in the center of the substrate
- FIG. 4B shows a state in which the film is diffused over the entire surface of the substrate
- FIG. 4C shows a state in which the position of the film on the substrate is changed.
- FIG. 10 is a plan view showing an example of the operation when changing the position where the film is formed on the substrate; It is a figure which shows an example which a film thickness fluctuates within a board
- FIG. 10 is a diagram showing an example in which a film is formed in grooves on a substrate; BRIEF DESCRIPTION OF THE DRAWINGS
- FIG. 1 is a diagram schematically showing an example of the configuration of a plasma film forming apparatus provided with a first nozzle having multiple ejection ports; FIG.
- FIG. 10 is a plan view showing an example of the operation when changing the position where the film is formed on the substrate;
- FIG. 10 is a diagram showing an example of the operation when changing the position where the film is formed on the substrate; It is a figure which shows roughly an example of a structure of the plasma film-forming apparatus in which a substrate support part can move horizontally.
- FIG. 10 is a plan view showing an example of the operation when changing the position where the film is formed on the substrate; It is a figure which shows roughly an example of a structure of the plasma film-forming apparatus with which a 2nd nozzle is connected to a 1st nozzle. It is a figure which shows an example in which several types of film
- a plasma deposition apparatus includes a chamber, a substrate support that supports a substrate within the chamber, a first nozzle that supplies a plasmatized first gas to a region on the substrate support, and a second nozzle that supplies a second gas that reacts with the first gas into the chamber, wherein the first gas reacts with the second gas within the chamber to form a film at a predetermined position on the substrate supported by the substrate support, and the second nozzle supports the substrate.
- a moving portion for moving relative to the portion, wherein the predetermined position is configured to be determined based on the relative position of the second nozzle with respect to the substrate support;
- the moving section may have a moving mechanism that moves the second nozzle above the substrate support.
- the first nozzle has a plurality of ejection openings for ejecting the first gas toward the area above the substrate support
- the second nozzle has ejection openings for ejecting the second gas
- the moving section moves the second nozzle so that the ejection opening of the second nozzle can be moved to a position where the second gas can be ejected to the first gas ejected from each ejection opening of the first nozzle toward the area above the substrate support.
- a plasma deposition apparatus includes a chamber, a substrate support for supporting a substrate in the chamber, a first nozzle for supplying a plasmatized first gas to a region on the substrate support, a second nozzle for supplying a second gas that reacts with the first gas into the first nozzle, the second nozzle for reacting the first gas with the second gas to form a film at a predetermined position on the substrate supported by the substrate support, the first nozzle and the substrate.
- a moving part configured to move the first nozzle relative to the support, wherein the predetermined position is determined based on the relative position of the first nozzle with respect to the substrate support.
- the moving section has a moving mechanism that moves the substrate support.
- the film formed on the substrate is liquid.
- the plasma deposition method is a plasma deposition method performed in a plasma deposition apparatus, wherein the plasma deposition apparatus includes a chamber, a substrate support for supporting a substrate within the chamber, a first nozzle for supplying gas to a region above the substrate support, and a second nozzle for supplying gas into the chamber, wherein the plasma deposition method includes (a) preparing the substrate on the substrate support, (b) adjusting the relative positions of the second nozzle and the substrate support, and (c) adjusting the relative position of the substrate support.
- the plasma deposition method includes: the first nozzle has a plurality of ejection ports for ejecting the first gas toward the region above the substrate support; the second nozzle has ejection ports for ejecting the second gas; and the first gas reacts with the second gas above the substrate, and a reaction product of the first gas and the second gas is deposited on the substrate to form a film on the substrate.
- the plasma deposition method is a plasma deposition method performed in a plasma deposition apparatus, wherein the plasma deposition apparatus includes a chamber, a substrate support for supporting a substrate within the chamber, a first nozzle for supplying gas to a region on the substrate support, and a second nozzle for supplying gas into the first nozzle, wherein the plasma deposition method comprises (a) preparing the substrate on the substrate support, (b) adjusting the relative positions of the first nozzle and the substrate support, c) supplying a plasmatized first gas to the substrate by a first nozzle; and (d) supplying a second gas that reacts with the first gas into the first nozzle by a second nozzle, wherein the first gas reacts with the second gas to form a film at a predetermined position on the substrate, and (b) includes a step of adjusting the relative positions of the first nozzle and the substrate support to determine the predetermined position.
- the plasma deposition method may further include the step of (d) supplying the first gas from the first nozzle to the region on the substrate support to post-process the film formed on the substrate.
- the plasma deposition method may form a liquid film on the substrate in (c).
- FIG. 1 is a diagram for explaining a configuration example of a remote plasma type plasma film forming apparatus 1. As shown in FIG. A plasma film forming method according to one exemplary embodiment (hereinafter referred to as “this plasma film forming method”) is performed using a plasma film forming apparatus 1 .
- the plasma deposition apparatus 1 includes a plasma processing chamber (chamber) 10, a substrate support (susceptor) 11, a first gas supplier 12, a remote plasma generator 13, a first nozzle 14, a second nozzle 15, a second gas supplier 16, a moving part A (a first moving mechanism 17 and a second moving mechanism 18), an exhaust system 19, and a control part 20.
- the chamber 10 has a substantially cylindrical shape that is airtight.
- the substrate supporting portion 11 has a substantially disk shape that holds the substrate W horizontally.
- a wafer is an example of a substrate W.
- FIG. A substrate support 11 is located in the center of the chamber 10 .
- the substrate support part 11 has a horizontal mounting surface 11a on which the substrate W is mounted on its upper surface.
- a processing space 10 s for the substrate W is formed above the substrate supporting portion 11 in the chamber 10 .
- the substrate support part 11 includes an electrostatic chuck that electrostatically attracts the substrate W to the mounting surface 11a.
- the substrate support section 11 has a temperature adjustment section 30 .
- the temperature adjustment section 30 has a heater 40 built in the substrate support section 11 and a heater power supply 41 that supplies power to the heater 40 .
- the temperature adjustment section 30 can heat the substrate support section 11 by causing the heater 40 to generate heat using the heater power source 41 .
- the temperature adjustment section 30 has a coolant channel and a coolant supplier (not shown), and can cool the substrate support section 11 by supplying coolant to the coolant channel by the coolant supplier.
- the temperature adjustment section 30 may have a Peltier element or the like as another temperature adjustment member.
- a lifter (lift pin) (not shown) is provided on the substrate support portion 11 .
- the lifters are arranged in a plurality of through-holes vertically penetrating the substrate supporting portion 11, and are vertically moved in the through-holes by a driving device (not shown).
- the substrate W is loaded into and unloaded from the chamber 10 by a transport arm (not shown). The lifter can support and lift the substrate W on the substrate supporting portion 11 , exchange the substrate W with the transfer arm, and place the substrate W on the substrate supporting portion 11 .
- the first gas supply section 12 has one or more gas introduction sections.
- the first gas supply section 12 has two gas introduction sections 50a, 50b.
- the first gas introduction section 50 a has a first inert gas supply source 60 and an introduction passage 61 for introducing the inert gas from the first supply source 60 to the remote plasma generator 13 .
- An example lead-in path 61 includes a mass controller 62, a valve 63 upstream of the mass controller 62, a valve 64 downstream of the mass controller 62, and the like.
- the second gas introduction section 50 b has a second supply source 70 of reactive gas and an introduction path 71 for introducing the reactive gas from the second supply source 70 to the remote plasma generator 13 .
- the introduction path 71 as an example includes a mass controller 72, a valve 73 on the upstream side of the mass controller 72, a valve 74 on the downstream side of the mass controller 72, and the like.
- An inert gas and a reactive gas are examples of the first gas.
- Inert gas includes Ar gas, He gas, and the like.
- the reaction gas includes an oxidizing gas such as O2, a reducing gas such as H2, and a nitriding gas such as NH3 or N2 gas.
- the remote plasma generator 13 converts the introduced gas into plasma and generates the first plasma-converted gas.
- the plasmatized first gas contains radicals and ions.
- the first nozzle 14 extends from the remote plasma generator 13 through the ceiling wall 10a of the chamber 10 and into the chamber 10 .
- a first nozzle 14 is fixed to the ceiling wall 10 a of the chamber 10 .
- the first nozzle 14 is a pipe extending in the vertical direction, and has an ejection port 14a at its tip directed toward the substrate supporting portion 11 below.
- the jet 14 a of the first nozzle 14 is directed toward the center of the substrate W held on the substrate support 11 .
- the ejection port 14a of the first nozzle 14 is arranged close to the mounting surface 11a (substrate W) of the substrate support portion 11, and the distance from the ejection port 14a of the first nozzle 14 to the mounting surface 11a of the substrate support portion 11 during the film formation process may be set to approximately 20 mm or more and 50 mm or less.
- the second nozzle 15 penetrates from the outside of the chamber 10 through the side wall 10b of the chamber 10 and into the chamber 10 .
- the second nozzle 15 is a horizontally extending tube and has a spout 15a at its tip facing toward the center of the chamber 10 (side wall 10c on the opposite side of the chamber 10).
- the height of the ejection port 15a of the second nozzle 15 is slightly lower than that of the ejection port 14a of the first nozzle 14 .
- the difference between the height of the ejection port 15a of the second nozzle 15 (the height of the center position of the ejection port 15a in the vertical direction) and the height of the ejection port 14a of the first nozzle 14 is preferably set to approximately 20 mm or more and 30 mm or less. In one embodiment, as shown in FIG. 2, the second nozzle 15 and the ejection port 15a are located above the diameter of the substrate W held on the substrate support 11 .
- the second gas supply section 16 shown in FIG. 1 has one or more gas introduction sections.
- the second gas supply section 16 has one gas introduction section 80 .
- the gas introduction section 80 has a third supply source 90 of source gas and an introduction path 91 for introducing the source gas from the third source 90 to the second nozzle 15 .
- An example introduction path 91 includes a device 92 including a mass controller and a vaporizer, a valve 93 upstream of the device 92, a valve 94 downstream of the device 92, and the like.
- the raw material gas is a gas that serves as a raw material (precursor) for film formation, and is an example of a second gas.
- the raw material gas contains a silicon-containing gas. Silicon-containing gases include aminosilane-based, alkylsilane-based, silazane-silyl-based, siloxane-based, and the like.
- the moving part A has the function of moving the second nozzle 15 relative to the substrate supporting part 11 to change the predetermined position of the substrate supporting part 11 for forming the film on the substrate W to any position within the substrate plane.
- the moving part A can move the second nozzle 15 to any position within the substrate plane.
- moving part A includes first moving mechanism 17 and second moving mechanism 18 .
- the first moving mechanism 17 has a function of moving the second nozzle 15 over the substrate W of the substrate supporting portion 11 .
- the first moving mechanism 17 has a nozzle holder 100 that holds the second nozzle 15 and a driver 101 that moves the nozzle holder 100 back and forth in the horizontal direction X. As shown in FIG.
- a shrink seal member 102 is provided between the side wall 10b of the chamber 10 and the second nozzle 15 to allow movement of the second nozzle 15 with respect to the side wall 10b of the chamber 10 while maintaining airtightness within the chamber 10 .
- the first moving mechanism 17 can move the ejection port 15a of the second nozzle 15 from at least above the center of the substrate W on the diameter of the substrate W of the substrate supporting portion 11 to above the outer edge.
- the second moving mechanism 18 includes functions for rotating and vertically moving the substrate support section 11 .
- the second moving mechanism 18 includes a support section 110 that supports the center of the substrate support section 11 from below, and a drive section 111 that rotates the support section 110 around a vertical central axis.
- the second moving mechanism 18 includes a driving section 112 that raises and lowers the support section 110 .
- the second moving mechanism 18 can rotate the substrate support 11 (substrate W) with respect to the second nozzle 15 .
- the second moving mechanism 18 can adjust the distance between the substrate supporting portion 11 (substrate W) and the ejection port 15 a of the second nozzle 15 and the ejection port 14 a of the first nozzle 14 .
- the exhaust system 19 may be connected to a gas outlet 130 provided at the bottom of the chamber 10, for example.
- Exhaust system 19 may include a pressure regulating valve and a vacuum pump.
- the pressure regulating valve regulates the pressure in the processing space 10s.
- Vacuum pumps may include turbomolecular pumps, dry pumps, or combinations thereof.
- the control unit 20 processes computer-executable instructions that cause the plasma deposition apparatus 1 to perform various steps described in this disclosure. Controller 20 may be configured to control each element of plasma deposition apparatus 1 to perform the various processes described herein. In one embodiment, the control unit 20 controls operations of the gas introduction units 50a, 50b, 80, the remote plasma generator 13, the temperature adjustment unit 30, the first movement mechanism 17, the second movement mechanism 18, the exhaust system 19, and the like. In one embodiment, part or all of the controller 20 may be included in the plasma deposition apparatus 1 .
- the controller 20 may include, for example, a computer 20a.
- the computer 20a may include, for example, a processing unit (CPU: Central Processing Unit) 20a1, a storage unit 20a2, and a communication interface 20a3.
- the processing unit 20a1 can be configured to read a program from the storage unit 20a2 and execute various control operations by executing the read program.
- This program may be stored in the storage unit 20a2 in advance, or may be acquired via a medium when necessary.
- the acquired program is stored in the storage unit 20a2, read out from the storage unit 20a2 and executed by the processing unit 20a1.
- the medium may be various storage media readable by the computer 20a, or a communication line connected to the communication interface 20a3.
- the storage unit 20a2 may include RAM (Random Access Memory), ROM (Read Only Memory), HDD (Hard Disk Drive), SSD (Solid State Drive), or a combination thereof.
- the communication interface 20a3 may communicate with the plasma deposition apparatus 1 via a communication line such as a LAN (Local Area Network).
- FIG. 3 is a flow chart showing main steps of the present plasma film forming method performed in the plasma film forming apparatus 1. As shown in FIG.
- the substrate W is carried into the chamber 10 by the transfer arm, placed on the substrate support 11 by the lifter, and held by the substrate support 11 by suction. Thereby, as shown in FIG. 1, the substrate W is supported (prepared) by the substrate supporting portion 11 (step S1 in FIG. 3).
- step S2 in FIG. 3 the relative positions of the second nozzle 15 and the substrate supporting portion 11 are adjusted, and the film forming position of the substrate supporting portion 11 on the substrate W is adjusted.
- the second nozzle 15 is moved by the first moving mechanism 17 so that the ejection port 15a is positioned above the substrate W near the center thereof.
- the ejection port 15a of the second nozzle 15 is located in the vicinity directly below the ejection port 14a of the first nozzle 14 .
- a first gas consisting of an inert gas and a reactive gas is supplied from first gas supply 12 to remote plasma generator 13 .
- the first gas is plasmatized in the remote plasma generator 13 .
- the plasmatized first gas is introduced into the chamber 10 through the first nozzle 14 and ejected from the ejection port 14a ((A) in FIG. 4).
- the first gas is jetted downward toward the substrate W on the substrate supporting portion 11 .
- the first gas is supplied toward the center position of the substrate W.
- the exhaust system 19 is activated, and the atmosphere inside the chamber 10 is exhausted from the gas exhaust port 130 .
- a second gas which is a raw material gas, is supplied from the second gas supply unit 16 to the second nozzle 15, introduced into the chamber 10 through the second nozzle 15, and ejected from the ejection port 15a.
- the second gas is supplied to the first gas flowing toward the central position of the substrate W ((A) in FIG. 4).
- the second gas joins and reacts with the first gas just above the central position of the substrate W, forming a film M on the central portion of the substrate W just below.
- the liquid film M is formed on the substrate W by controlling the temperature of the substrate supporting part 11 to a low temperature of about 0° C. or lower by the temperature adjusting part 30 .
- the bulk (solid) film M is formed on the substrate W by controlling the temperature of the substrate supporting part 11 to a high temperature of about 100° C. or higher by the temperature adjusting part 30 .
- the first gas from the first nozzle 14 and the second gas from the second nozzle 15 are supplied for a predetermined time, and then the supply of these gases is stopped.
- the formation amount of the film M on the substrate W can be adjusted by the supply amount of the second gas from the second nozzle 15 and the supply amount of the first gas from the first nozzle 14 .
- the second moving mechanism 18 rotates the substrate supporting section 11 and rotates the substrate W around the central axis.
- the liquid film M at the central portion of the substrate W is spread over the entire surface of the substrate W ((B) in FIG. 4).
- the rotation of the substrate W by the substrate supporting portion 11 is stopped, and the film forming process is completed.
- the film may be formed only on the central portion of the substrate W without rotating the substrate supporter 11 .
- the relative position between the second nozzle 15 and the substrate supporting portion 11 is changed, and the film forming position on the substrate W is changed (step S4 in FIG. 3).
- the first moving mechanism 17 moves the ejection port 15a of the second nozzle 15 from a position above the center of the substrate W to the outer peripheral side as shown in FIG. 5 and moves above the target position (x1) in the horizontal direction X of the substrate W.
- the second moving mechanism 18 rotates the substrate supporting part 11 and moves the target position ( ⁇ 1) of the substrate W in the circumferential direction ⁇ to below the ejection port 15 a of the second nozzle 15 .
- the ejection port 15a of the second nozzle 15 moves above the target position (x1, ⁇ 1) on the substrate W.
- the first gas is supplied to the substrate W from the jet port 14a of the first nozzle 14 and diffuses over the entire surface of the substrate W directly above the substrate W, and the second gas is supplied from the jet port 15a of the second nozzle 15 to the first gas directly above the substrate W ((C) in FIG. 4).
- the second gas reacts with the first gas, and a liquid or bulk film M is formed on the target position (x1, ⁇ 1) of the substrate W immediately below.
- the supply of the first gas and the second gas is stopped.
- the film M is partially replenished at a predetermined position on the substrate W, and the in-plane distribution of the film formed on the substrate W is adjusted.
- the film formation process (step S3) and the relative position change process (step S4) between the second nozzle 15 and the substrate support portion 11 may be repeated a predetermined number of times, one or more.
- step S5 in FIG. 3 post-processing of the film M of the substrate W is performed (step S5 in FIG. 3).
- the temperature of the substrate supporting section 11 is adjusted to a high temperature of about 200° C. by the temperature adjusting section 30 , and the plasmatized first gas is supplied to the substrate W from the first nozzle 14 .
- the second nozzle 15 is retracted from above the substrate W, and the supply of the second gas is stopped.
- the composition of the film M on the substrate W is adjusted and the film M is cured.
- the supply of the first gas is stopped, the substrate W is unloaded from the chamber 10, and the present plasma film forming method ends.
- the plasma deposition apparatus 1 includes a moving part A that moves the second nozzle 15 relative to the substrate supporting part 11 and determines a predetermined position for forming the film M on the substrate W on the substrate supporting part 11 based on the relative position of the second nozzle 15 to the substrate supporting part 11.
- the first moving mechanism 17 and the second moving mechanism 18 are examples of the moving part A. As shown in FIG. As a result, local film formation can be performed at a desired position on the substrate W by plasma. Also, the thickness of the film formed on the substrate W can be partially controlled and in-plane controlled.
- the thickness of the film M can be varied within the plane of the substrate W to perform in-plane control of the film thickness.
- a film M can be partially formed at a predetermined position in the plane of the substrate W.
- FIG. 8 it is possible to suppress voids and seams in the groove by adjusting the in-plane embedding amount of the film M of the substrate W having the groove.
- the plasma deposition apparatus 1 has the first moving mechanism 17 that moves the second nozzle 15 above the substrate W of the substrate supporting portion 11, and the second moving mechanism 18 that moves the substrate supporting portion 11. Therefore, the second nozzle 15 and the substrate supporting portion 11 can be relatively moved by a relatively simple mechanism.
- the plasma film deposition apparatus 1 may be configured such that the first nozzle 14 has a plurality of ejection ports 14a.
- the first nozzle 14 has a plurality of branches 160 branched within the chamber 10 .
- Each branch 160 has an ejection port 160a at its tip.
- the plurality of ejection ports 160 a are evenly arranged in the plane of the substrate W of the substrate supporter 11 .
- a plurality of ejection ports 160a are arranged side by side in the horizontal direction X at a plurality of locations on the substrate W's diameter.
- the plurality of ejection ports 160a are arranged, for example, above the central portion of the substrate W and above an intermediate portion between the central portion and the outer peripheral portion on both sides of the central portion. Note that the arrangement and number of the plurality of ejection ports 160a are not limited to this, and can be arbitrarily selected. Other configurations may be the same as those of the plasma film deposition apparatus 1 of the first exemplary embodiment.
- the first moving mechanism 17 moves the ejection port 15a of the second nozzle 15 to the vicinity of the ejection port 160a of any one branch portion 160 of the first nozzle 14.
- the ejection port 15a of the second nozzle 15 moves to the vicinity of the ejection port 160a of the branch portion 160 near the target position (x1) in the horizontal direction X of the substrate W.
- the second moving mechanism 18 rotates the substrate supporting portion 11, and the target position ( ⁇ 1) of the substrate W in the circumferential direction ⁇ moves below the ejection port 160a of the branch portion 160 and the ejection port 15a of the second nozzle 15.
- the ejection port 160a of the branch portion 160 and the ejection port 15a of the second nozzle 15 are positioned above the target position (x1, ⁇ 1) on the substrate W.
- FIG. 11 the first gas is supplied to the substrate W from the ejection port 14 a of the first nozzle 14 , and the second gas is supplied to the first gas from the ejection port 15 a of the second nozzle 15 .
- the second gas reacts with the first gas directly above the substrate W, and a film M is formed on the target position (x1, ⁇ 1) of the substrate W directly below. After that, the supply of the first gas and the second gas is stopped.
- the second gas can be ejected and reacted with the first gas while the ejection port 15a of the second nozzle 15 is brought closer to the ejection port 160a of the branch 160.
- the reaction between the first gas and the second gas is efficiently carried out, and the film can be appropriately formed on the desired position on the substrate W.
- FIG. As a result, the in-plane distribution of the thickness of the film on the substrate W can be controlled with high accuracy.
- the second moving mechanism 18 may include a function of moving the substrate support 11 with respect to the second nozzle 15 in two horizontal directions (XY directions) perpendicular to each other.
- the second movement mechanism 18 includes a drive section 150 that moves the substrate support section 11 in the X and Y directions.
- the driving unit 150 includes, but is not limited to, an XY stage that is integrated with driving in the X direction and driving in the Y direction. Other configurations may be the same as those of the plasma film deposition apparatus 1 of the first exemplary embodiment.
- the ejection port 15a of the second nozzle 15 is maintained at a position in the vicinity of directly below the first nozzle 14. Then, as shown in FIG. 13, the second moving mechanism 18 moves the substrate support 11 in the X direction and the Y direction, and the target position (x1, y1) on the substrate W moves below the ejection port 15a of the second nozzle 15 and the ejection port 14a of the first nozzle 14. Then, the first gas is supplied to the substrate W from the ejection port 14 a of the first nozzle 14 , and the second gas is supplied to the first gas from the ejection port 15 a of the second nozzle 15 . As a result, the second gas reacts with the first gas directly above the substrate W, and a film is formed on the target position (x1, y1) of the substrate W directly below. After that, the supply of the first gas and the second gas is stopped.
- the ejection port 15a of the second nozzle 15 is close to the ejection port 14a of the first nozzle 14.
- the reaction between the first gas and the second gas is efficiently carried out, and the film can be appropriately formed on the desired position on the substrate W.
- FIG. As a result, the in-plane distribution of the thickness of the film on the substrate W can be controlled with high accuracy.
- the moving part A is not limited to those of the above first to third exemplary embodiments.
- the moving part A may move the second nozzle 15 relative to the substrate supporting part 11, and change the position of the substrate supporting part 11 where the film M is formed on the substrate W to any position within the substrate plane.
- the first moving mechanism 17 may move the second nozzle 15 in the X direction and the Y direction.
- the plasma film forming apparatus 1 may have a configuration in which the second nozzle 15 is connected near the tip of the first nozzle 14 .
- the second nozzle 15 is connected to the tip of the first nozzle 14 just before the ejection port 14 a and is configured to merge the second gas with the first gas within the first nozzle 14 .
- the second movement mechanism 18 includes a drive section 150 that moves the substrate support section 11 in the X and Y directions.
- the driving unit 150 includes, but is not limited to, an XY stage that is integrated with driving in the X direction and driving in the Y direction.
- the first moving mechanism 17 is not required and the second nozzle 15 may be fixed relative to the side wall 10b of the chamber 10.
- Other configurations may be the same as those of the plasma film deposition apparatus 1 of the first exemplary embodiment.
- the second moving mechanism 18 moves the substrate support 11 in the X direction and the Y direction, and the target position (x1, y1) on the substrate W moves below the ejection port 14a of the first nozzle 14. Then, the first gas is supplied to the substrate W from the ejection port 14 a of the first nozzle 14 and the second gas is supplied into the first nozzle 14 from the second nozzle 15 . The first gas and the second gas react with each other in the first nozzle 14 or directly above the substrate W to form a film on the target position (x1, y1) of the substrate W directly below. After that, the supply of the first gas and the second gas is stopped.
- the second gas reacts with the first gas in the first nozzle 14
- the reaction between the first gas and the second gas is efficiently performed, and the film can be properly formed on the desired position on the substrate W.
- the in-plane distribution of the thickness of the film on the substrate W can be controlled with high accuracy.
- the same film quality and film type are formed within the substrate surface, but different film properties and film types may be formed within the substrate surface.
- the second gas supply unit 16 may be configured to selectively supply multiple types of second gases
- the first gas supply unit 12 may be configured to selectively supply multiple types of first gases.
- Embodiments of the present disclosure further include the following aspects.
- a plasma deposition apparatus a chamber; a substrate support that supports a substrate within the chamber; a first nozzle that supplies a plasmatized first gas to a region on the substrate support; a second nozzle that supplies a second gas into the chamber that reacts with the first gas, wherein the first gas reacts with the second gas in the chamber to form a film at a predetermined position on the substrate supported by the substrate support; a moving part configured to move the second nozzle relative to the substrate support, wherein the predetermined position is determined based on the position of the second nozzle relative to the substrate support; Plasma deposition equipment.
- the moving unit has a moving mechanism for moving the second nozzle above the substrate support, The plasma film forming apparatus according to appendix 1.
- the first nozzle has a plurality of ejection ports for ejecting the first gas toward a region above the substrate support;
- the moving unit moves the second nozzle to a position where the second gas can be ejected against the first gas ejected from each ejection port of the first nozzle toward the region on the substrate support.
- a plasma deposition apparatus a chamber; a substrate support that supports a substrate within the chamber; a first nozzle that supplies a plasmatized first gas to a region on the substrate support; a second nozzle that supplies a second gas that reacts with the first gas into the first nozzle, wherein the first gas reacts with the second gas to form a film at a predetermined position on the substrate supported by the substrate support; a moving part configured to relatively move the first nozzle and the substrate support, wherein the predetermined position is determined based on the relative position of the first nozzle with respect to the substrate support; Plasma deposition equipment.
- the moving unit has a moving mechanism for moving the substrate supporting unit, 5.
- the plasma deposition apparatus according to any one of appendices 1 to 4.
- a plasma film forming method performed in a plasma film forming apparatus is a chamber; a substrate support that supports a substrate within the chamber; a first nozzle that supplies gas to a region on the substrate support; a second nozzle for supplying gas into the chamber;
- the plasma deposition method includes (a) providing a substrate on the substrate support; (b) adjusting the relative positions of the second nozzle and the substrate support; (c) supplying a plasmatized first gas to the substrate by the first nozzle; (d) supplying a second gas into the chamber through the second nozzle to react with the first gas, wherein the first gas reacts with the second gas in the chamber to form a film at a predetermined position on the substrate;
- the step (b) includes a step of adjusting the relative positions of the second nozzle and the substrate support to determine the predetermined position.
- the first nozzle has a plurality of ejection ports for ejecting the first gas toward a region above the substrate support;
- the second nozzle has an ejection port for ejecting the second gas,
- the ejection port of the second nozzle is moved to a position where the second gas can be ejected from any one of the plurality of ejection ports of the first nozzle toward the region above the substrate support, and the first gas reacts with the second gas above the substrate, and a reaction product of the first gas and the second gas is formed on the substrate. to form the film on the substrate.
- a plasma film forming method performed in a plasma film forming apparatus is a chamber; a substrate support that supports a substrate within the chamber; a first nozzle that supplies gas to a region on the substrate support; a second nozzle that supplies gas into the first nozzle;
- the plasma deposition method includes (a) providing a substrate on the substrate support; (b) adjusting the relative positions of the first nozzle and the substrate support; (c) supplying a plasmatized first gas to the substrate by the first nozzle; (d) supplying into the first nozzle a second gas that reacts with the first gas by the second nozzle, wherein the first gas reacts with the second gas to form a film at a predetermined position on the substrate;
- the step (b) includes a step of adjusting the relative positions of the first nozzle and the substrate support to determine the predetermined position.
- Plasma deposition apparatus 10 Chamber 11 Substrate support 12 First gas supply unit 13 Remote plasma generator 14 First nozzle 15 Second nozzle 16 Second gas supply unit 17 First moving mechanism 18 Second moving mechanism 20 Control unit W Substrate
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Abstract
Description
<プラズマ成膜装置の例示的実施形態>
以下に、プラズマ成膜装置1の構成例について説明する。図1は、リモートプラズマ方式のプラズマ成膜装置1の構成例を説明するための図である。一つの例示的実施形態に係るプラズマ成膜方法(以下「本プラズマ成膜方法」という)は、プラズマ成膜装置1を用いて実行される。
図3は、プラズマ成膜装置1で行われる本プラズマ成膜方法の主な工程を示すフローチャートである。
一実施形態において、プラズマ成膜装置1は、第1のノズル14が複数の噴出口14aを有するように構成されてよい。
一実施形態として、第2の移動機構18が、基板支持部11を第2のノズル15に対し、互いに直交する水平方向の2方向(X-Y方向)に移動させる機能を含むようにしてよい。一実施形態において、図12に示すように、第2の移動機構18は、基板支持部11をX方向とY方向に移動させる駆動部150を含む。駆動部150は、特に限定されるものではないが、X方向への駆動とY方向への駆動が一体となったX-Yステージを含む。その他の構成は、上記第1の例示的実施形態のプラズマ成膜装置1と同様であってよい。
一実施形態において、図14に示すように、プラズマ成膜装置1は、第1のノズル14の先端付近に第2のノズル15が接続されている構成を有してよい。
プラズマ成膜装置であって、
チャンバと、
前記チャンバ内で基板を支持する基板支持部と、
前記基板支持部上の領域に、プラズマ化された第1のガスを供給する第1のノズルと、
前記第1のガスと反応する第2のガスを前記チャンバ内に供給する第2のノズルであって、前記第1のガスが前記第2のガスと前記チャンバ内で反応して、前記基板支持部に支持された基板の所定位置に膜を形成する、第2のノズルと、
前記第2のノズルを前記基板支持部に対し相対的に移動させる移動部であって、前記所定位置は、前記基板支持部に対する前記第2のノズルの相対的な位置に基づいて定まるように構成された、移動部と、を備える、
プラズマ成膜装置。
前記移動部は、前記第2のノズルを前記基板支持部の上方で移動させる移動機構を有する、
付記1に記載のプラズマ成膜装置。
前記第1のノズルは、前記基板支持部上の領域に向けて前記第1のガスを噴出する複数の噴出口を有し、
前記移動部は、前記第2のノズルを移動させることで、前記第1のノズルの各噴出口から基板支持部上の領域に向けて噴出される前記第1のガスに対し前記第2のガスを噴出できる位置に、前記第2のノズルの噴出口を移動させることができるように構成されている、
付記2に記載のプラズマ成膜装置。
プラズマ成膜装置であって、
チャンバと、
前記チャンバ内で基板を支持する基板支持部と、
前記基板支持部上の領域に、プラズマ化された第1のガスを供給する第1のノズルと、
前記第1のガスと反応する第2のガスを、前記第1のノズル内に供給する第2のノズルであって、前記第1のガスが前記第2のガスと反応して、前記基板支持部に支持された基板の所定位置に膜を形成する、第2のノズルと、
前記第1のノズルと前記基板支持部とを相対的に移動させる移動部であって、前記所定位置は、前記基板支持部に対する前記第1のノズルの相対的な位置に基づいて定まるように構成された、移動部と、を備える、
プラズマ成膜装置。
前記移動部は、前記基板支持部を移動させる移動機構を有する、
付記1から4のいずれか一項に記載のプラズマ成膜装置。
前記基板に形成される膜が液体状である、
請求項1から5のいずれか一項に記載のプラズマ成膜装置。
プラズマ成膜装置において実行されるプラズマ成膜方法であって、
前記プラズマ成膜装置は、
チャンバと、
前記チャンバ内で基板を支持する基板支持部と、
前記基板支持部上の領域にガスを供給する第1のノズルと、
前記チャンバ内にガスを供給する第2のノズルと、を備え、
前記プラズマ成膜方法は、
(a)前記基板支持部に基板を準備する工程と、
(b)前記第2のノズルと前記基板支持部との相対的な位置を調整する工程と、
(c)前記第1のノズルによって、前記基板に、プラズマ化された第1のガスを供給する工程と、
(d)前記第2のノズルによって、前記第1のガスと反応する第2のガスを前記チャンバ内に供給する工程であって、前記第1のガスが前記第2のガスと前記チャンバ内で反応して前記基板の所定位置に膜を形成する、工程と、を備え、
前記(b)は、前記第2のノズルと前記基板支持部との相対的な位置を調整して、前記所定位置を定める工程を含む、
プラズマ成膜方法。
前記第1のノズルは、前記基板支持部上の領域に向けて前記第1のガスを噴出する複数の噴出口を有し、
前記第2のノズルは、前記第2のガスを噴出する噴出口を有しており、
前記(b)において、前記第2のノズルを移動させることにより、前記第1のノズルの複数の噴出口のうちのいずれか一つの噴出口において当該噴出口から基板支持部上の領域に向けて噴出される前記第1のガスに対し前記第2のガスを噴出できる位置に、前記第2のノズルの噴出口を移動させ、前記第1のガスは、前記基板の上方で前記第2のガスと反応し、前記第1のガスと前記第2のガスとの反応生成物が前記基板上に堆積して、前記基板上に前記膜が形成される、
付記7に記載のプラズマ成膜方法。
プラズマ成膜装置において実行されるプラズマ成膜方法であって、
前記プラズマ成膜装置は、
チャンバと、
前記チャンバ内で基板を支持する基板支持部と、
前記基板支持部上の領域にガスを供給する第1のノズルと、
前記第1のノズル内にガスを供給する第2のノズルと、を備え、
前記プラズマ成膜方法は、
(a)前記基板支持部に基板を準備する工程と、
(b)前記第1のノズルと前記基板支持部との相対的な位置を調整する工程と、
(c)前記第1のノズルによって、前記基板に、プラズマ化された第1のガスを供給する工程と、
(d)前記第2のノズルによって、前記第1のガスと反応する第2のガスを前記第1のノズル内に供給する工程であって、前記第1のガスが前記第2のガスと反応して前記基板の所定位置に膜を形成する、工程と、を備え、
前記(b)は、前記第1のノズルと前記基板支持部との相対的な位置を調整して、前記所定位置を定める工程を含む、
プラズマ成膜方法。
(e)前記第1のノズルから前記基板支持部上の領域に前記第1のガスを供給して、前記基板に形成された膜を後処理する工程をさらに有する、
付記7から9のいずれか一項に記載のプラズマ成膜方法。
前記(d)において、前記基板に液体状の膜を形成する、
付記7から10のいずれか一項に記載のプラズマ成膜方法。
Claims (11)
- プラズマ成膜装置であって、
チャンバと、
前記チャンバ内で基板を支持する基板支持部と、
前記基板支持部上の領域に、プラズマ化された第1のガスを供給する第1のノズルと、
前記第1のガスと反応する第2のガスを前記チャンバ内に供給する第2のノズルであって、前記第1のガスが前記第2のガスと前記チャンバ内で反応して、前記基板支持部に支持された基板の所定位置に膜を形成する、第2のノズルと、
前記第2のノズルを前記基板支持部に対し相対的に移動させる移動部であって、前記所定位置は、前記基板支持部に対する前記第2のノズルの相対的な位置に基づいて定まるように構成された、移動部と、を備える、
プラズマ成膜装置。 - 前記移動部は、前記第2のノズルを前記基板支持部の上方で移動させる移動機構を有する、
請求項1に記載のプラズマ成膜装置。 - 前記第1のノズルは、前記基板支持部上の領域に向けて前記第1のガスを噴出する複数の噴出口を有し、
前記移動部は、前記第2のノズルを移動させることで、前記第1のノズルの各噴出口から基板支持部上の領域に向けて噴出される前記第1のガスに対し前記第2のガスを噴出できる位置に、前記第2のノズルの噴出口を移動させることができるように構成されている、
請求項2に記載のプラズマ成膜装置。 - プラズマ成膜装置であって、
チャンバと、
前記チャンバ内で基板を支持する基板支持部と、
前記基板支持部上の領域に、プラズマ化された第1のガスを供給する第1のノズルと、
前記第1のガスと反応する第2のガスを、前記第1のノズル内に供給する第2のノズルであって、前記第1のガスが前記第2のガスと反応して、前記基板支持部に支持された基板の所定位置に膜を形成する、第2のノズルと、
前記第1のノズルと前記基板支持部とを相対的に移動させる移動部であって、前記所定位置は、前記基板支持部に対する前記第1のノズルの相対的な位置に基づいて定まるように構成された、移動部と、を備える、
プラズマ成膜装置。 - 前記移動部は、前記基板支持部を移動させる移動機構を有する、
請求項1から4のいずれか一項に記載のプラズマ成膜装置。 - 前記基板に形成される膜が液体状である、
請求項1から4のいずれか一項に記載のプラズマ成膜装置。 - プラズマ成膜装置において実行されるプラズマ成膜方法であって、
前記プラズマ成膜装置は、
チャンバと、
前記チャンバ内で基板を支持する基板支持部と、
前記基板支持部上の領域にガスを供給する第1のノズルと、
前記チャンバ内にガスを供給する第2のノズルと、を備え、
前記プラズマ成膜方法は、
(a)前記基板支持部に基板を準備する工程と、
(b)前記第2のノズルと前記基板支持部との相対的な位置を調整する工程と、
(c)前記第1のノズルによって、前記基板に、プラズマ化された第1のガスを供給する工程と、
(d)前記第2のノズルによって、前記第1のガスと反応する第2のガスを前記チャンバ内に供給する工程であって、前記第1のガスが前記第2のガスと前記チャンバ内で反応して前記基板の所定位置に膜を形成する、工程と、を備え、
前記(b)は、前記第2のノズルと前記基板支持部との相対的な位置を調整して、前記所定位置を定める工程を含む、
プラズマ成膜方法。 - 前記第1のノズルは、前記基板支持部上の領域に向けて前記第1のガスを噴出する複数の噴出口を有し、
前記第2のノズルは、前記第2のガスを噴出する噴出口を有しており、
前記(b)において、前記第2のノズルを移動させることにより、前記第1のノズルの複数の噴出口のうちのいずれか一つの噴出口において当該噴出口から基板支持部上の領域に向けて噴出される前記第1のガスに対し前記第2のガスを噴出できる位置に、前記第2のノズルの噴出口を移動させ、前記第1のガスは、前記基板の上方で前記第2のガスと反応し、前記第1のガスと前記第2のガスとの反応生成物が前記基板上に堆積して、前記基板上に前記膜が形成される、
請求項7に記載のプラズマ成膜方法。 - プラズマ成膜装置において実行されるプラズマ成膜方法であって、
前記プラズマ成膜装置は、
チャンバと、
前記チャンバ内で基板を支持する基板支持部と、
前記基板支持部上の領域にガスを供給する第1のノズルと、
前記第1のノズル内にガスを供給する第2のノズルと、を備え、
前記プラズマ成膜方法は、
(a)前記基板支持部に基板を準備する工程と、
(b)前記第1のノズルと前記基板支持部との相対的な位置を調整する工程と、
(c)前記第1のノズルによって、前記基板に、プラズマ化された第1のガスを供給する工程と、
(d)前記第2のノズルによって、前記第1のガスと反応する第2のガスを前記第1のノズル内に供給する工程であって、前記第1のガスが前記第2のガスと反応して前記基板の所定位置に膜を形成する、工程と、を備え、
前記(b)は、前記第1のノズルと前記基板支持部との相対的な位置を調整して、前記所定位置を定める工程を含む、
プラズマ成膜方法。 - (e)前記第1のノズルから前記基板支持部上の領域に前記第1のガスを供給して、前記基板に形成された膜を後処理する工程をさらに有する、
請求項7から9のいずれか一項に記載のプラズマ成膜方法。 - 前記(d)において、前記基板に液体状の膜を形成する、
請求項7から9のいずれか一項に記載のプラズマ成膜方法。
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Citations (6)
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JPS55130842A (en) * | 1979-02-14 | 1980-10-11 | Siv Soc Italiana Vetro | Method and device for continuously depositing solid substance layer on surface of substrate with high temperature |
JPH01241826A (ja) * | 1988-03-23 | 1989-09-26 | Mitsubishi Electric Corp | 薄膜形成装置 |
JPH10195656A (ja) * | 1996-12-27 | 1998-07-28 | Matsushita Electric Ind Co Ltd | 酸化物薄膜の製造方法およびそれに用いる製造装置 |
JP2002009065A (ja) * | 2000-06-22 | 2002-01-11 | Mitsubishi Heavy Ind Ltd | プラズマcvd装置 |
JP2007046080A (ja) * | 2005-08-08 | 2007-02-22 | Seiko Epson Corp | 製膜装置、製膜方法、パターニング方法、光学装置の製造方法、および電子装置の製造方法 |
WO2021010004A1 (ja) * | 2019-07-18 | 2021-01-21 | 東京エレクトロン株式会社 | 絶縁膜の形成方法 |
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JP3917508B2 (ja) | 2002-12-05 | 2007-05-23 | 東京エレクトロン株式会社 | プラズマ成膜装置 |
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55130842A (en) * | 1979-02-14 | 1980-10-11 | Siv Soc Italiana Vetro | Method and device for continuously depositing solid substance layer on surface of substrate with high temperature |
JPH01241826A (ja) * | 1988-03-23 | 1989-09-26 | Mitsubishi Electric Corp | 薄膜形成装置 |
JPH10195656A (ja) * | 1996-12-27 | 1998-07-28 | Matsushita Electric Ind Co Ltd | 酸化物薄膜の製造方法およびそれに用いる製造装置 |
JP2002009065A (ja) * | 2000-06-22 | 2002-01-11 | Mitsubishi Heavy Ind Ltd | プラズマcvd装置 |
JP2007046080A (ja) * | 2005-08-08 | 2007-02-22 | Seiko Epson Corp | 製膜装置、製膜方法、パターニング方法、光学装置の製造方法、および電子装置の製造方法 |
WO2021010004A1 (ja) * | 2019-07-18 | 2021-01-21 | 東京エレクトロン株式会社 | 絶縁膜の形成方法 |
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