JP2012099589A - プラズマ処理方法 - Google Patents
プラズマ処理方法 Download PDFInfo
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- JP2012099589A JP2012099589A JP2010244920A JP2010244920A JP2012099589A JP 2012099589 A JP2012099589 A JP 2012099589A JP 2010244920 A JP2010244920 A JP 2010244920A JP 2010244920 A JP2010244920 A JP 2010244920A JP 2012099589 A JP2012099589 A JP 2012099589A
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- film
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- 238000001312 dry etching Methods 0.000 claims abstract description 20
- 238000003672 processing method Methods 0.000 claims abstract description 12
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 35
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 claims description 25
- 229910003321 CoFe Inorganic materials 0.000 claims description 5
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 30
- 238000005530 etching Methods 0.000 description 69
- 239000007789 gas Substances 0.000 description 68
- 239000000460 chlorine Substances 0.000 description 19
- 239000000463 material Substances 0.000 description 16
- 238000001020 plasma etching Methods 0.000 description 7
- 239000003507 refrigerant Substances 0.000 description 4
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229910017493 Nd 2 O 3 Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910001120 nichrome Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000000992 sputter etching Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- FAQYAMRNWDIXMY-UHFFFAOYSA-N trichloroborane Chemical compound ClB(Cl)Cl FAQYAMRNWDIXMY-UHFFFAOYSA-N 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
-
- 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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F4/00—Processes for removing metallic material from surfaces, not provided for in group C23F1/00 or C23F3/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/32—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying conductive, insulating or magnetic material on a magnetic film, specially adapted for a thin magnetic film
- H01F41/34—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying conductive, insulating or magnetic material on a magnetic film, specially adapted for a thin magnetic film in patterns, e.g. by lithography
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Drying Of Semiconductors (AREA)
- Hall/Mr Elements (AREA)
Abstract
【解決手段】本発明は厚さが200nmから500nmの磁性膜をドライエッチングするプラズマ処理方法において、レジスト膜と、前記レジスト膜の下層膜である非有機系の膜と、前記非有機系の膜の下層膜であるCr膜と、前記Cr膜の下層膜であるAl2O3膜とを含む積層膜を前記磁性膜の上に成膜した試料をドライエッチングすることを特徴とするプラズマ処理方法である。
【選択図】 図3
Description
12 BARC膜
13 Ta膜
14 Cr膜
15 Al2O3膜
16 NiFe膜
17 下地ストッパー膜
101 高周波電源
102 自動整合器
103 誘導結合コイル
104 真空容器
105 ガス導入部
106 排気装置
107 試料
108 試料台
109 バイアス電源
110 セラミックス
111 直流電圧電源
112 温調器
113 冷媒流路
Claims (4)
- 厚さが200nmから500nmの磁性膜をドライエッチングするプラズマ処理方法において、
レジスト膜と、前記レジスト膜の下層膜である非有機系の膜と、前記非有機系の膜の下層膜であるCr膜と、前記Cr膜の下層膜であるAl2O3膜とを含む積層膜を前記磁性膜の上に成膜した試料をドライエッチングすることを特徴とするプラズマ処理方法。 - 請求項1記載のプラズマ処理方法において、
前記非有機系の膜は、Ta,TiN,SiO2,SiCのいずれかであることを特徴とするプラズマ処理方法。 - 請求項1記載のプラズマ処理方法において、
前記試料のドライエッチングは、
前記非有機系の膜をCl2ガスを含むガスを用いてドライエッチングする工程と、
前記Cr膜をCl2ガスを含むガスを用いてドライエッチングする工程と、
前記Al2O3膜をCl2ガスを含むガスを用いてドライエッチングする工程と、
前記磁性膜をCl2ガスまたはCl2ガスを含むガスを用いてドライエッチングする工程とを有することを特徴とするプラズマ処理方法。 - 請求項1記載のプラズマ処理方法において、
前記磁性膜は、NiFe,CoFe,CoNiFeのいずれかであることを特徴とするプラズマ処理方法。
Priority Applications (2)
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---|---|---|---|
JP2010244920A JP2012099589A (ja) | 2010-11-01 | 2010-11-01 | プラズマ処理方法 |
US13/011,019 US9070388B2 (en) | 2010-11-01 | 2011-01-21 | Plasma processing method |
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JP2010244920A JP2012099589A (ja) | 2010-11-01 | 2010-11-01 | プラズマ処理方法 |
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JP2015058921A Division JP5875723B2 (ja) | 2015-03-23 | 2015-03-23 | プラズマ処理方法 |
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JP2012099589A true JP2012099589A (ja) | 2012-05-24 |
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JP2010244920A Pending JP2012099589A (ja) | 2010-11-01 | 2010-11-01 | プラズマ処理方法 |
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JP (1) | JP2012099589A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015153850A (ja) * | 2014-02-13 | 2015-08-24 | 株式会社サイオクス | 圧電体薄膜素子、その製造方法、および該圧電体薄膜素子を用いた電子デバイス |
WO2016079818A1 (ja) * | 2014-11-19 | 2016-05-26 | 株式会社 日立ハイテクノロジーズ | プラズマ処理方法 |
JP2018152418A (ja) * | 2017-03-10 | 2018-09-27 | 東芝メモリ株式会社 | 半導体装置の製造方法及びエッチング用マスク |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5914007B2 (ja) * | 2012-01-20 | 2016-05-11 | 昭和電工株式会社 | 磁気記録媒体の製造方法 |
US10832658B2 (en) * | 2017-11-15 | 2020-11-10 | International Business Machines Corporation | Quantized dialog language model for dialog systems |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040129361A1 (en) * | 2003-01-06 | 2004-07-08 | Applied Materials, Inc. | Method of etching a magnetic material |
JP2005042143A (ja) * | 2003-07-24 | 2005-02-17 | Anelva Corp | 磁性材料のドライエッチング方法 |
JP2009080510A (ja) * | 2003-04-09 | 2009-04-16 | Hoya Corp | フォトマスクの製造方法およびフォトマスクブランク |
JP2010049761A (ja) * | 2008-08-22 | 2010-03-04 | Fujitsu Ltd | 磁性材料の加工方法及び磁気ヘッドの製造方法 |
JP2010152971A (ja) * | 2008-12-25 | 2010-07-08 | Fujitsu Ltd | 磁気ヘッドの製造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3131595B2 (ja) * | 1997-09-22 | 2001-02-05 | 科学技術庁金属材料技術研究所長 | 反応性イオンエッチング用のマスク |
JP4176322B2 (ja) * | 2001-03-26 | 2008-11-05 | Tdk株式会社 | 薄膜形成方法、及び薄膜磁気ヘッドの製造方法 |
US7169623B2 (en) * | 2004-09-09 | 2007-01-30 | Tegal Corporation | System and method for processing a wafer including stop-on-aluminum processing |
-
2010
- 2010-11-01 JP JP2010244920A patent/JP2012099589A/ja active Pending
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2011
- 2011-01-21 US US13/011,019 patent/US9070388B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US20040129361A1 (en) * | 2003-01-06 | 2004-07-08 | Applied Materials, Inc. | Method of etching a magnetic material |
JP2009080510A (ja) * | 2003-04-09 | 2009-04-16 | Hoya Corp | フォトマスクの製造方法およびフォトマスクブランク |
JP2005042143A (ja) * | 2003-07-24 | 2005-02-17 | Anelva Corp | 磁性材料のドライエッチング方法 |
JP2010049761A (ja) * | 2008-08-22 | 2010-03-04 | Fujitsu Ltd | 磁性材料の加工方法及び磁気ヘッドの製造方法 |
JP2010152971A (ja) * | 2008-12-25 | 2010-07-08 | Fujitsu Ltd | 磁気ヘッドの製造方法 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015153850A (ja) * | 2014-02-13 | 2015-08-24 | 株式会社サイオクス | 圧電体薄膜素子、その製造方法、および該圧電体薄膜素子を用いた電子デバイス |
WO2016079818A1 (ja) * | 2014-11-19 | 2016-05-26 | 株式会社 日立ハイテクノロジーズ | プラズマ処理方法 |
KR20160077012A (ko) | 2014-11-19 | 2016-07-01 | 가부시키가이샤 히다치 하이테크놀로지즈 | 플라즈마 처리 방법 |
US9506154B2 (en) | 2014-11-19 | 2016-11-29 | Hitachi High-Technologies Corporation | Plasma processing method |
JP6040314B2 (ja) * | 2014-11-19 | 2016-12-07 | 株式会社日立ハイテクノロジーズ | プラズマ処理方法 |
JP2018152418A (ja) * | 2017-03-10 | 2018-09-27 | 東芝メモリ株式会社 | 半導体装置の製造方法及びエッチング用マスク |
US10763122B2 (en) | 2017-03-10 | 2020-09-01 | Toshiba Memory Corporation | Method of manufacturing semiconductor device and etching mask |
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US9070388B2 (en) | 2015-06-30 |
US20120103933A1 (en) | 2012-05-03 |
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