WO2006008889A1 - プラズマ処理装置 - Google Patents
プラズマ処理装置 Download PDFInfo
- Publication number
- WO2006008889A1 WO2006008889A1 PCT/JP2005/010674 JP2005010674W WO2006008889A1 WO 2006008889 A1 WO2006008889 A1 WO 2006008889A1 JP 2005010674 W JP2005010674 W JP 2005010674W WO 2006008889 A1 WO2006008889 A1 WO 2006008889A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- plasma processing
- electrode
- plasma
- electrode portion
- processing apparatus
- Prior art date
Links
- 239000010453 quartz Substances 0.000 claims abstract description 41
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 41
- 239000012495 reaction gas Substances 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims description 27
- 238000001312 dry etching Methods 0.000 claims description 24
- 239000000919 ceramic Substances 0.000 claims description 7
- 238000005422 blasting Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 238000005530 etching Methods 0.000 description 30
- 239000007795 chemical reaction product Substances 0.000 description 17
- 239000002245 particle Substances 0.000 description 13
- 239000000758 substrate Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 238000009616 inductively coupled plasma Methods 0.000 description 3
- 238000009832 plasma treatment Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
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
- C23C16/44—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
- C23C16/505—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 using radio frequency discharges
- C23C16/509—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 using radio frequency discharges using internal electrodes
- C23C16/5096—Flat-bed apparatus
-
- 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
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3065—Plasma etching; Reactive-ion etching
-
- 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
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
-
- 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
- H01J37/32715—Workpiece holder
- H01J37/32724—Temperature
Definitions
- the present invention relates to a plasma processing apparatus.
- a dry etching technique is widely used as a method for forming a fine processing pattern.
- the aspect ratio is a ratio of the depth and width of a pattern formed on a substrate by etching
- the selection ratio is an etching rate of an etching target material, an etching mask material, and an etching mask material. It is a ratio to the etching rate of the base material.
- a dry etching apparatus is one of plasma processing apparatuses, and generates a plasma by introducing a reaction gas into a processing chamber and exciting the reaction gas with a high frequency or a microwave. It is configured to generate atoms and molecules (reactive species) that are chemically highly active.
- the reactive species generated by the plasma react with the material to be etched, and the reaction product is converted into a volatile gas and discharged to the outside by a vacuum exhaust system to perform dry etching. Is called.
- a dry etching apparatus has a plasma that generates high-density plasma in a high vacuum state.
- Devices with mass sources are widely used. Many of these plasma sources are configured to introduce electromagnetic waves into the processing chamber from the outside through a quartz member.
- reaction products adhere to the surface of the quartz member, so that the reaction products fall and contaminate the processing chamber. Particles may be generated.
- Patent Document 1 discloses a semiconductor manufacturing apparatus in which the generation of particles is reduced.
- FIG. 4 is a schematic configuration diagram of a semiconductor manufacturing apparatus 130 disclosed in Patent Document 1.
- This semiconductor manufacturing apparatus 130 introduces an electromagnetic wave generated by a TCP (Transformer Coupled Plasma) electrode 122 into a processing chamber 110 via a quartz top plate 113 and a reaction supplied from a gas supply unit 124.
- This is a high-density plasma etching apparatus that processes a wafer 112 by reacting plasma by exciting gas.
- a far-infrared heater 123 is disposed above the stone top plate 113, and the quartz top plate 113 is heated by the radiant heat of the far-infrared heater 123.
- Patent Document 1 Japanese Unexamined Patent Publication No. 2000-164565
- the conventional semiconductor manufacturing apparatus 130 is configured to heat the quartz top plate 113, it is considered that the reaction product adheres to the quartz top plate 113.
- As a heating means for heating 113 it is necessary to provide a far-infrared heater 123.
- the present invention has been made in view of the points to be worked on, and an object of the present invention is to easily suppress the generation of particles and make the plasma processing uniform in the plasma processing apparatus.
- Means for solving the problem In the plasma processing apparatus having the first electrode part and the second electrode part, the present invention is such that the surface on the second electrode part side of the protective plate for protecting the first electrode part is formed to be rough. This is what I did.
- a plasma processing apparatus includes a processing chamber, a first electrode portion and a second electrode portion which are provided in the processing chamber and are arranged to face each other, and the second electrode portion of the first electrode portion. And a protective plate for protecting the first electrode part, and generating plasma between the first electrode part and the second electrode part to excite the reaction gas in the processing chamber.
- the plasma processing apparatus plasma-treats an object to be processed provided on the first electrode portion side of the second electrode portion, and the protective plate has a rough surface on the second electrode portion side. It is characterized by that.
- the surface on the second electrode portion side of the protective plate is formed to be a rough surface, the heat absorption rate of the protective plate is increased.
- the protection plate is easily heated, and reaction products generated during etching of the object to be processed are easily volatilized around the protection plate, so that the reaction products are attached to the protection plate. .
- Patent Document 1 As shown in FIG. 4, the surface of the quartz top plate 113 on the far-infrared heater 123 side, that is, the surface on the TCP electrode 122 side corresponding to the first electrode portion of the plasma processing apparatus of the present invention. It is described that the sand blast treatment is performed, and the heat absorption rate of the quartz top plate 113 is improved and the generation of particles can be reduced as in the present invention. However, the present invention In the plasma processing apparatus, since the surface on the second electrode portion side of the protective plate is formed to be rough, the generation of particles is suppressed and the plasma processing becomes uniform.
- the protective plate may be made of quartz or ceramic.
- the first electrode portion is protected by the quartz plate or the ceramic plate.
- the quartz plate and the ceramic plate are made of a material having high plasma resistance, the first electrode portion is effectively protected by the quartz plate or the ceramic plate.
- the first electrode portion may be constituted by an upper electrode made of a conductive material, and a dielectric provided between the upper electrode and the protective plate.
- the surface on the second electrode portion side may be formed by blasting.
- the surface of the protective plate is easily formed into a rough surface.
- the plasma treatment may be dry etching.
- the surface on the second electrode portion side of the protective plate for protecting the first electrode portion is formed to be a rough surface. For this reason, the heat absorption rate of the protective plate is increased, so that the reaction product adheres to the protective plate.
- the surface area of the protective plate on the second substrate side increases and the amount of reaction product that can be deposited increases, the reaction product falls and particles are hardly generated.
- the plasma treatment is uniform because the molecules of the reaction gas generated by the plasma are dispersed and bounced at various angles. As a result, the generation of particles can be easily suppressed and the plasma treatment can be made uniform.
- FIG. 1 is a schematic configuration diagram of a dry etching apparatus 30 according to an embodiment of the present invention.
- FIG. 2 shows molecular behavior in a quartz plate 13a having a mirror surface. Model shown FIG.
- FIG. 3 is a model diagram showing molecular behavior in a quartz plate 13b having a rough surface.
- FIG. 4 is a schematic configuration diagram of a conventional dry etching apparatus 130.
- an ICP (Ion Coupled Plasma) mode dry etching apparatus will be described as an example of the plasma processing apparatus.
- the present invention is not limited to the following embodiments, but can be applied to etching modes other than the ICP mode. Further, the present invention is also applied to a sputtering apparatus, a CVD (Chemical Vapor Deposition) apparatus, etc. in which plasma processing is performed only by a dry etching apparatus.
- FIG. 1 is a schematic configuration diagram of the dry etching apparatus 30 of the present invention.
- the dry etching apparatus 30 includes a processing chamber 10, an exhaust apparatus 20, and high frequency power supplies 16 and 18.
- the processing chamber 10 includes therein a first electrode portion 5 and a second electrode portion 11 disposed so as to face the first electrode portion 5.
- the first electrode portion 5 includes an upper electrode 15 made of a conductive material such as metal, and a second electrode portion 11 thereof.
- the dielectric 14 is provided on the side and also has a ceramic force.
- a quartz plate 13 is installed as a protective plate on the second electrode portion 11 side of the first electrode portion 5.
- the protective plate may be made of ceramic in addition to the quartz.
- the surface of the quartz plate 13 on the second electrode portion 11 side is roughened by blasting.
- the surface roughness of the quartz plate 13 formed on the rough surface is, for example, an arithmetic average roughness Ra of about 5 ⁇ m.
- the second electrode unit 11 is configured such that the processing substrate 12 is adsorbed and fixed to the first electrode unit 5 side by an electrostatic chuck or the like.
- the walls of the first electrode unit 5, the second electrode unit 11, and the processing chamber 10 are connected to a cooling device (not shown) such as a water-cooled chiller so that temperature control is possible. Yes.
- the first electrode unit 5 and the high frequency power source 16 are connected via a capacitor 17, and the second electrode unit 11 and the high frequency power source 18 are connected via a capacitor 19. And high frequency power 1
- the processing substrate 12 is carried into the processing chamber 10 as an object to be processed and placed on the second electrode unit 11.
- high-frequency power of high-frequency power supply 16 (frequency: 13.56 MHz) and 18 (frequency: 6. OMHz) is supplied to the first electrode unit 5 and the second electrode unit 11, respectively, and the reaction gas is supplied. Is supplied into the processing chamber 10 through a gas introduction pipe (not shown), a dielectric 14 and a quartz plate 13.
- the quartz plate 13 has a rough surface on the second electrode portion 11 side, the heat absorption rate of the quartz plate 13 is increased. For this reason, the quartz plate 13 is easily heated, and reaction products generated during etching of the material to be etched are easily volatilized around the quartz plate 13, so that the reaction products adhere to the quartz plate 13. It becomes difficult.
- the surface of the quartz plate 13 on the second electrode portion 11 side is formed to be a rough surface, the surface area of the quartz plate 13 on the second electrode portion 11 side is increased. For this reason, even if the reaction product adheres, the amount of the reaction product that can be attached increases, so that the generation of particles due to the fall of the reaction product is suppressed.
- the reactive gas molecules having high chemical activity generated by the plasma 25 are formed. After colliding with the surface formed on the rough surface of the protective plate, it will bounce off dispersed at various angles.
- FIG. 2 and FIG. 3 are model diagrams showing molecular behavior with and without blast treatment.
- Fig. 2 is a model diagram in the case of a quartz plate 13a having a mirror-finished surface that is not subjected to blasting
- Fig. 3 is a quartz plate 13b having a roughened surface that has been subjected to blasting. It is a model figure in the case of.
- the reaction gas molecules 21 have an incident angle and an emission angle on the surface of the quartz plate 13a. Reflect to match.
- the reaction gas molecules 21 are dispersed at various angles after colliding with the surface of the quartz plate 13b. Bounce back.
- the reaction gas molecules 21 are dispersed, and the reaction gas distribution is uniform in the processing chamber 10, so that the etching uniformity is improved. To do.
- the processing substrate is dry-etched, and the surface (13 points) of the dry-etching processing substrate is stylus type. Measured using a profilometer.
- the processing substrate is dry-etched using a dry etching apparatus having a rough surface and a quartz plate, and the surface of the dry-etched processing substrate is displayed.
- the surface (13 locations) was measured using a stylus type step gauge.
- the surface height was 20. Onm (maximum value) in the maximum etch area and 16.4 nm (minimum value) in the minimum etch area, so the etching uniformity was 9.8%. It became.
- the etching uniformity is a numerical value calculated by! / Based on the following equation.
- Etching uniformity (maximum value minimum value) / (maximum value + minimum value) X 100
- the surface height was 19.8 nm (maximum value) at the maximum etch area and 15.2 nm (minimum value) at the minimum etch area, so the etching uniformity was 13.2%.
- the etching uniformity is 9.8%, whereas in the comparative example, the etching uniformity is 13.2%. According to the present invention, it was confirmed that the uniformity of etching was improved!
- the present invention is useful for a dry etching apparatus because the plasma processing becomes uniform.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Drying Of Semiconductors (AREA)
- Plasma Technology (AREA)
- ing And Chemical Polishing (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006528459A JPWO2006008889A1 (ja) | 2004-07-20 | 2005-06-10 | プラズマ処理装置 |
US11/629,510 US20070181256A1 (en) | 2004-07-20 | 2005-06-10 | Plasma processing unit |
KR1020067026219A KR100845219B1 (ko) | 2004-07-20 | 2005-06-10 | 플라즈마처리장치 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-212084 | 2004-07-20 | ||
JP2004212084 | 2004-07-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006008889A1 true WO2006008889A1 (ja) | 2006-01-26 |
Family
ID=35785015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/010674 WO2006008889A1 (ja) | 2004-07-20 | 2005-06-10 | プラズマ処理装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20070181256A1 (ja) |
JP (1) | JPWO2006008889A1 (ja) |
KR (1) | KR100845219B1 (ja) |
CN (1) | CN100440452C (ja) |
TW (1) | TWI291727B (ja) |
WO (1) | WO2006008889A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018060965A (ja) * | 2016-10-07 | 2018-04-12 | 積水化学工業株式会社 | 半導体製造方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3029445B1 (fr) * | 2014-12-09 | 2017-09-29 | Fibroline France | Installation d'impregnation d'un support poreux comprenant des electrodes revetues optimisees |
JP2017126717A (ja) * | 2016-01-15 | 2017-07-20 | 東京エレクトロン株式会社 | 載置台の表面処理方法、載置台及びプラズマ処理装置 |
KR102124766B1 (ko) | 2019-12-31 | 2020-06-19 | (주)삼양컴텍 | 플라즈마 처리 장치 및 그 제조방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10163180A (ja) * | 1996-10-02 | 1998-06-19 | Matsushita Electron Corp | 電子デバイスの製造装置及び電子デバイスの製造方法 |
JP2001250814A (ja) * | 2000-03-06 | 2001-09-14 | Hitachi Ltd | プラズマ処理装置 |
JP2004193564A (ja) * | 2002-11-29 | 2004-07-08 | Hitachi High-Technologies Corp | サグ補償機能付き高周波電源を有するプラズマ処理装置およびプラズマ処理方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1203089B (it) * | 1976-03-03 | 1989-02-15 | Int Plasma Corp | Procedimento ed apparecchiatura per eseguire reazioni chimiche nella regione della scarica luminescente di un plasma |
JPH02298024A (ja) * | 1989-05-12 | 1990-12-10 | Tadahiro Omi | リアクティブイオンエッチング装置 |
JPH06196421A (ja) * | 1992-12-23 | 1994-07-15 | Sumitomo Metal Ind Ltd | プラズマ装置 |
US5665640A (en) * | 1994-06-03 | 1997-09-09 | Sony Corporation | Method for producing titanium-containing thin films by low temperature plasma-enhanced chemical vapor deposition using a rotating susceptor reactor |
JPH08250488A (ja) * | 1995-01-13 | 1996-09-27 | Seiko Epson Corp | プラズマ処理装置及びその方法 |
JP3535276B2 (ja) * | 1995-07-28 | 2004-06-07 | 株式会社半導体エネルギー研究所 | エッチング方法 |
US6007673A (en) * | 1996-10-02 | 1999-12-28 | Matsushita Electronics Corporation | Apparatus and method of producing an electronic device |
US6155200A (en) * | 1997-07-08 | 2000-12-05 | Tokyo Electron Limited | ECR plasma generator and an ECR system using the generator |
KR100305527B1 (ko) * | 1998-07-09 | 2001-11-01 | 니시무로 타이죠 | 반도체장치의 제조방법 및 제조장치 |
JP2000164565A (ja) * | 1998-11-26 | 2000-06-16 | Sony Corp | 半導体製造装置 |
JP2001185542A (ja) * | 1999-12-27 | 2001-07-06 | Hitachi Ltd | プラズマ処理装置及びそれを用いたプラズマ処理方法 |
US6677549B2 (en) * | 2000-07-24 | 2004-01-13 | Canon Kabushiki Kaisha | Plasma processing apparatus having permeable window covered with light shielding film |
JP3854909B2 (ja) * | 2002-08-06 | 2006-12-06 | 株式会社日立製作所 | プラズマ処理装置 |
JP2004200307A (ja) * | 2002-12-17 | 2004-07-15 | Tokyo Electron Ltd | プラズマ処理装置 |
-
2005
- 2005-06-10 CN CNB2005800191722A patent/CN100440452C/zh not_active Expired - Fee Related
- 2005-06-10 KR KR1020067026219A patent/KR100845219B1/ko not_active IP Right Cessation
- 2005-06-10 WO PCT/JP2005/010674 patent/WO2006008889A1/ja active Application Filing
- 2005-06-10 US US11/629,510 patent/US20070181256A1/en not_active Abandoned
- 2005-06-10 JP JP2006528459A patent/JPWO2006008889A1/ja active Pending
- 2005-06-21 TW TW094120526A patent/TWI291727B/zh not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10163180A (ja) * | 1996-10-02 | 1998-06-19 | Matsushita Electron Corp | 電子デバイスの製造装置及び電子デバイスの製造方法 |
JP2001250814A (ja) * | 2000-03-06 | 2001-09-14 | Hitachi Ltd | プラズマ処理装置 |
JP2004193564A (ja) * | 2002-11-29 | 2004-07-08 | Hitachi High-Technologies Corp | サグ補償機能付き高周波電源を有するプラズマ処理装置およびプラズマ処理方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018060965A (ja) * | 2016-10-07 | 2018-04-12 | 積水化学工業株式会社 | 半導体製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20070032687A (ko) | 2007-03-22 |
CN1969378A (zh) | 2007-05-23 |
JPWO2006008889A1 (ja) | 2008-05-01 |
TW200614366A (en) | 2006-05-01 |
TWI291727B (en) | 2007-12-21 |
KR100845219B1 (ko) | 2008-07-10 |
CN100440452C (zh) | 2008-12-03 |
US20070181256A1 (en) | 2007-08-09 |
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