JP5599142B2 - 層析出装置および層析出装置を運転する方法 - Google Patents
層析出装置および層析出装置を運転する方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 168
- 230000008021 deposition Effects 0.000 title claims description 84
- 239000007789 gas Substances 0.000 claims description 228
- 239000000758 substrate Substances 0.000 claims description 187
- 238000000151 deposition Methods 0.000 claims description 86
- 238000005192 partition Methods 0.000 claims description 64
- 239000004065 semiconductor Substances 0.000 claims description 42
- 150000001875 compounds Chemical class 0.000 claims description 35
- 239000012159 carrier gas Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 18
- 238000010926 purge Methods 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 239000002019 doping agent Substances 0.000 claims description 7
- 238000000407 epitaxy Methods 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 238000000354 decomposition reaction Methods 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 78
- 238000006243 chemical reaction Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 230000000704 physical effect Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 229910052733 gallium Inorganic materials 0.000 description 4
- 229910052738 indium Inorganic materials 0.000 description 4
- -1 nitride compound Chemical class 0.000 description 4
- 238000005137 deposition process Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000002000 scavenging effect Effects 0.000 description 3
- 239000011669 selenium Substances 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- 238000003877 atomic layer epitaxy Methods 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 229910052711 selenium Inorganic materials 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 150000003346 selenoethers Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45544—Atomic layer deposition [ALD] characterized by the apparatus
- C23C16/45548—Atomic layer deposition [ALD] characterized by the apparatus having arrangements for gas injection at different locations of the reactor for each ALD half-reaction
- C23C16/45551—Atomic layer deposition [ALD] characterized by the apparatus having arrangements for gas injection at different locations of the reactor for each ALD half-reaction for relative movement of the substrate and the gas injectors or half-reaction reactor compartments
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- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
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- 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
- C23C16/22—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 inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/301—AIII BV compounds, where A is Al, Ga, In or Tl and B is N, P, As, Sb or Bi
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- 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
- C23C16/22—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 inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/305—Sulfides, selenides, or tellurides
- C23C16/306—AII BVI compounds, where A is Zn, Cd or Hg and B is S, Se or Te
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- 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
- C23C16/4584—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally the substrate being rotated
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- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
- C30B25/08—Reaction chambers; Selection of materials therefor
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- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
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- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
- C30B25/14—Feed and outlet means for the gases; Modifying the flow of the reactive gases
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Description
G1:水素キャリアガスを含む化合物半導体のIII族成分
G2:窒素パージガス
G3:水素キャリアガスを含む化合物半導体のV族成分
G4:水素パージガス
G5:窒素キャリアガスを含む化合物半導体のIII族成分
G6:水素キャリアガスを含むドーパント。
11,11′,11′′,11′′′ プロセスガス室
12 基板キャリア
13 基板
14 基板
15 基板
16 基板
17 基板
18 基板
19 円周
20 ギャップ
21 第1のセグメント
22 第2のセグメント
23 隔壁
24 真空システム
25 第1のガス供給部
26 第2のガス供給部
27 回転対称軸
28 ガス供給システム
30 第2の隔壁
31 第3の隔壁
32 第3のセグメント
33 第4のセグメント
34 第3のガス供給部
35 第4のガス供給部
36 第5のセグメント
37 第6のセグメント
38 第4の隔壁
39 第5の隔壁
40 第5のガス供給部
41 第6のガス供給部
42 第1のヒータ
43 第2のヒータ
44 基板キャリアを隔壁に対して相対的に運動させる装置
45 軸
46 モータ
50 開口
60 ガス分配装置
61 入口
62 出口
70 熱分解装置
80 プラズマを発生させる装置
81 第1の電極
82 第2の電極
83 交流電圧発生器
90 回転装置
91 ターンテーブル
92 モータ
D1 間隔
D2 直径
D3 直径
G1 第1のプロセスガス
G2 第2のプロセスガス
G3 第3のプロセスガス
G4 第4のプロセスガス
L 長さ
T 回転時間
T1 第1の継続時間
T2 第2の継続時間
T3 第3の継続時間
T4 第4の継続時間
φ1 第1の角度
φ2 第2の角度
φ3 第3の角度
φ4 第4の角度
Claims (18)
- 層析出装置において、
‐チャンバ(10)が設けられており、
該チャンバ(10)は、被覆したい少なくとも1つの基板(13)を受容するための基板キャリア(12)を備え、該基板キャリア(12)は、少なくとも1つの基板(13)を下方から被覆するための切欠きを有し、さらに
該チャンバ(10)は、隔壁(23)を備えるプロセスガス室(11)を備え、該隔壁(23)は、プロセスガス室(11)の第1のセグメント(21)をプロセスガス室(11)の第2のセグメント(22)から仕切っており、該プロセスガス室(11)は、
前記基板キャリア(12)の下に配置されており、
前記第1のセグメント(21)に設けられた第1のプロセスガス(G1)の第1のガス供給部(25)と、
前記第2のセグメント(22)に設けられた第2のプロセスガス(G2)の第2のガス供給部(26)と、
少なくとも2つの別のセグメント(32,33,36,37)として第3および第4のセグメントと、少なくとも2つの別の隔壁(30,31,38,39)とを有し、前記チャンバ(10)は、前記第3および第4のセグメント(32,33,36,37)に設けられた第3および第4のプロセスガス(G3,G4)の少なくとも2つの別のガス供給部(34,35,40,41)を有し、
前記第1、第2、第3および第4のセグメントの大きさはそれぞれ異なっており、
前記第1のセグメントに設けられた第1のプロセスガス(G1)の第1のガス供給部および前記第3のセグメントに設けられた第3のプロセスガス(G3)の第3のガス供給部は、それぞれキャリアガスと化合物半導体の少なくとも1つの成分とを搬送するために設けられており、
前記第1のセグメントは、前記第2および第4のセグメントにより前記第3のセグメントから離間しており、
前記第1のプロセスガス(G1)の第1のガス供給部および前記第3のプロセスガス(G3)の第3のガス供給部は、それぞれ異なるキャリアガスを搬送するために設けられており、
前記第2のプロセスガス(G2)の第2のガス供給部および前記第4のプロセスガス(G4)の第4のガス供給部は、それぞれパージガスを搬送するために設けられており、かつ
‐前記少なくとも1つの基板(13)を前記隔壁(23)に対して相対的に運動させる装置(44)が設けられている
ことを特徴とする、層析出装置。 - 前記プロセスガス室(11)は、2つの別のセグメントを有し、これにより6つのセグメントを有し、
少なくとも前記装置(44)は、少なくとも1つの基板を順次、第1のセグメント(21)、第2のセグメント(22)、第3のセグメント(32)、第4のセグメント(33)、第5のセグメント(36)および第6のセグメント(37)を通走させるように形成されており、
前記プロセスガス室(11)は、第4および第5の隔壁(38,39)を有し、
前記第4の隔壁(38)は、前記第4のセグメント(33)と前記第5のセグメント(36)との間に配置されており、前記第5の隔壁(39)は、前記第5のセグメント(36)と前記第6のセグメント(37)との間に配置されており、
前記チャンバは、前記第5のセグメント(36)に設けられた第5のプロセスガス(G5)の第5のガス供給部(40)と、前記第6のセグメント(37)に設けられた第6のプロセスガス(G6)の第6のガス供給部(41)とを有し、
それぞれのプロセスガスは、化合物半導体の下記成分およびキャリアガスまたはパージガスを含み、前記基板(13)に対して順次、下記G1〜G6の順序で作用可能である:
G1:水素キャリアガスを含む化合物半導体のIII族成分、
G2:パージガス、
G3:水素キャリアガスを含む化合物半導体のV族成分、
G4:パージガス、
G5:窒素キャリアガスを含む化合物半導体のIII族成分、
G6:水素キャリアガスを含むドーパント、
請求項1記載の層析出装置。 - 前記隔壁は、2000℃の温度まで温度安定性の材料を有する、請求項1または2記載の層析出装置。
- 前記化合物半導体は、II‐VI族化合物半導体またはIII‐V族化合物半導体である、請求項1から3までのいずれか1項記載の層析出装置。
- 前記パージガスは、窒素、アルゴンまたは水素である、請求項1から4までのいずれか1項記載の層析出装置。
- 当該層析出装置が、エピタキシー層析出装置として形成されている、請求項1から5までのいずれか1項記載の層析出装置。
- 前記基板キャリア(12)が、円形のテーブルとして形成されている、請求項1から6までのいずれか1項記載の層析出装置。
- 前記基板キャリア(12)が、プロセスガス室(11)に対して、前記円形のテーブルの回転対称軸である軸(45)を中心に回転可能に配置されている、請求項7記載の層析出装置。
- 前記少なくとも1つの基板を前記隔壁に対して相対的に運動させる装置(44)が、モータ(46)を備え、基板(13)が、第1の運転状態で第1のセグメント(21)内に配置され、第2の運転状態で第2のセグメント(22)内に配置されているようになっている、請求項1から8までのいずれか1項記載の層析出装置。
- 前記少なくとも1つの隔壁(23)が、前記基板キャリア(12)に対して間隔D1を有する、請求項1から9までのいずれか1項記載の層析出装置。
- 前記間隔D1が、5mmより小さい値を有する、請求項10記載の層析出装置。
- 前記ガス供給部(25,26,34,35,40,41)の少なくとも1つが、相応のセグメント(21,22,32,33,36,37)内にプロセスガス(G1,G2,G3,G4,G5,G6)を分配するための複数の出口(62)を備えるガス分配装置(60)を有する、請求項1から11までのいずれか1項記載の層析出装置。
- プロセスガス(G1,G2,G3,G4,G5,G6)を分解するための前分解段が設けられている、請求項1から12までのいずれか1項記載の層析出装置。
- 前記前分解段が熱分解装置(70)として形成されている、請求項13記載の層析出装置。
- 前記前分解段が、プラズマを発生させる装置(80)として形成されている、請求項13または14記載の層析出装置。
- 前記チャンバ(10)が、前記基板キャリア(12)に対して前記基板(13)を回転させる回転装置(90)を有する、請求項1から15までのいずれか1項記載の層析出装置。
- 請求項1から16までのいずれか1項記載の層析出装置を運転する方法において、
‐被覆したい少なくとも1つの基板(13)を、被覆したい方の面を下向きに、基板キャリア(12)上に配置し、該基板キャリア(12)が、少なくとも1つの基板(13)を下方から被覆するための切欠きを有しており、
‐第1のプロセス条件をプロセスガス室(11)の第1のセグメント(21)内に調整し、第2のプロセス条件をプロセスガス室(11)の、隔壁(23)により前記第1のセグメント(21)から仕切られた第2のセグメント(22)内に調整し、
‐前記少なくとも1つの基板(13)を隔壁(23)に対して相対的に動かす
ことを特徴とする、層析出装置を運転する方法。 - 前記第1のプロセス条件の調整が、前記第1のセグメント(21)内への第1のプロセスガス(G1)の供給を含み、前記第2のプロセス条件の調整が、前記第2のセグメント(22)内への第2のプロセスガス(G2)の供給を含む、請求項17記載の方法。
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| JP5327147B2 (ja) * | 2009-12-25 | 2013-10-30 | 東京エレクトロン株式会社 | プラズマ処理装置 |
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| JP5423529B2 (ja) * | 2010-03-29 | 2014-02-19 | 東京エレクトロン株式会社 | 成膜装置、成膜方法及び記憶媒体 |
| KR101246170B1 (ko) * | 2011-01-13 | 2013-03-25 | 국제엘렉트릭코리아 주식회사 | 반도체 제조에 사용되는 분사부재 및 그것을 갖는 플라즈마 처리 장치 |
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| JP5875809B2 (ja) * | 2011-09-20 | 2016-03-02 | 株式会社日立国際電気 | 基板処理装置及び半導体装置の製造方法 |
| JP2013222884A (ja) * | 2012-04-18 | 2013-10-28 | Furukawa Co Ltd | 気相成長装置および成膜方法 |
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| JP6404111B2 (ja) * | 2014-12-18 | 2018-10-10 | 東京エレクトロン株式会社 | プラズマ処理装置 |
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| KR102420015B1 (ko) * | 2015-08-28 | 2022-07-12 | 삼성전자주식회사 | Cs-ald 장치의 샤워헤드 |
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