JP6199250B2 - 被処理体を処理する方法 - Google Patents
被処理体を処理する方法 Download PDFInfo
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- JP6199250B2 JP6199250B2 JP2014151914A JP2014151914A JP6199250B2 JP 6199250 B2 JP6199250 B2 JP 6199250B2 JP 2014151914 A JP2014151914 A JP 2014151914A JP 2014151914 A JP2014151914 A JP 2014151914A JP 6199250 B2 JP6199250 B2 JP 6199250B2
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- Japan
- Prior art keywords
- gas
- plasma
- processing
- magnetic layer
- layer
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P50/00—Etching of wafers, substrates or parts of devices
- H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
- H10P50/24—Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials
- H10P50/242—Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials of Group IV materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B61/00—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/01—Manufacture or treatment
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/10—Magnetoresistive devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/80—Constructional details
- H10N50/85—Materials of the active region
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/65—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials
- H10P14/6502—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed before formation of the materials
- H10P14/6512—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed before formation of the materials by exposure to a gas or vapour
- H10P14/6514—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed before formation of the materials by exposure to a gas or vapour by exposure to a plasma
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mram Or Spin Memory Techniques (AREA)
- Drying Of Semiconductors (AREA)
- Hall/Mr Elements (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
Description
Co+2(hfac)+2H2O→Co(H2O)2(hfac)2
Claims (6)
- 被処理体を処理する方法であって、該被処理体は、下部磁性層、該下部磁性層上に設けられた絶縁層、該絶縁層上に設けられた上部磁性層、及び該上部磁性層上に設けられたマスクを有し、該方法は、
前記上部磁性層をエッチングする工程であり、プラズマ処理装置の処理容器内に第1の処理ガスを供給し、該第1の処理ガスのプラズマを発生させて、該第1の処理ガスのプラズマにより前記上部磁性層をエッチングする、該工程と、
前記上部磁性層をエッチングする前記工程によって前記被処理体上に形成された堆積物を除去する工程と、
を含み、
前記堆積物を除去する工程は、
H2ガスを含む第2の処理ガスのプラズマによって前記堆積物に還元反応を生じさせる工程と、
還元する前記工程により生成された生成物を、ヘキサフルオロアセチルアセトンを含む第3の処理ガスを用いて除去する工程と、
を含む、方法。 - 前記上部磁性層をエッチングする前記工程と前記堆積物を除去する工程とが交互に繰り返される、請求項1に記載の方法。
- 前記第2の処理ガスは、更にN2ガスを含む、請求項1又は2に記載の方法。
- 前記第3の処理ガスは、H2Oを含む、請求項1〜3の何れか一項に記載の方法。
- 前記上部磁性層は、CoFeBを含む、請求項1〜4の何れか一項に記載の方法。
- 前記絶縁層をエッチングする工程であり、プラズマ処理装置の処理容器内に第4の処理ガスを供給し、該第4の処理ガスのプラズマを発生させて、該第4の処理ガスのプラズマにより前記絶縁層をエッチングする該工程を更に含む、請求項1〜5の何れか一項に記載の方法。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014151914A JP6199250B2 (ja) | 2014-07-25 | 2014-07-25 | 被処理体を処理する方法 |
| KR1020167035451A KR102363052B1 (ko) | 2014-07-25 | 2015-07-10 | 피처리체를 처리하는 방법 |
| PCT/JP2015/069861 WO2016013418A1 (ja) | 2014-07-25 | 2015-07-10 | 被処理体を処理する方法 |
| US15/319,101 US9793130B2 (en) | 2014-07-25 | 2015-07-10 | Method for processing object to be processed |
| TW104123616A TWI652840B (zh) | 2014-07-25 | 2015-07-22 | 被處理體之處理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014151914A JP6199250B2 (ja) | 2014-07-25 | 2014-07-25 | 被処理体を処理する方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2016029696A JP2016029696A (ja) | 2016-03-03 |
| JP6199250B2 true JP6199250B2 (ja) | 2017-09-20 |
Family
ID=55162947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014151914A Expired - Fee Related JP6199250B2 (ja) | 2014-07-25 | 2014-07-25 | 被処理体を処理する方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9793130B2 (ja) |
| JP (1) | JP6199250B2 (ja) |
| KR (1) | KR102363052B1 (ja) |
| TW (1) | TWI652840B (ja) |
| WO (1) | WO2016013418A1 (ja) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6529371B2 (ja) * | 2015-07-27 | 2019-06-12 | 東京エレクトロン株式会社 | エッチング方法及びエッチング装置 |
| US10170697B2 (en) * | 2016-09-07 | 2019-01-01 | International Business Machines Corporation | Cryogenic patterning of magnetic tunnel junctions |
| JP6820717B2 (ja) | 2016-10-28 | 2021-01-27 | 株式会社日立ハイテク | プラズマ処理装置 |
| KR102575405B1 (ko) | 2016-12-06 | 2023-09-06 | 삼성전자주식회사 | 자기 저항 메모리 소자 및 그 제조 방법 |
| JP6832171B2 (ja) | 2017-01-24 | 2021-02-24 | 東京エレクトロン株式会社 | プラズマ処理装置のチャンバ本体の内部のクリーニングを含むプラズマ処理方法 |
| JP6917205B2 (ja) * | 2017-06-16 | 2021-08-11 | 東京エレクトロン株式会社 | 磁気抵抗素子の製造方法 |
| JP7063117B2 (ja) * | 2018-03-30 | 2022-05-09 | 東京エレクトロン株式会社 | エッチング方法及びエッチング装置 |
| KR102244395B1 (ko) * | 2018-03-30 | 2021-04-23 | 도쿄엘렉트론가부시키가이샤 | 에칭 방법 및 에칭 장치 |
| KR102183391B1 (ko) * | 2018-06-20 | 2020-11-30 | 주식회사 히타치하이테크 | 자기 저항 소자의 제조 방법 및 자기 저항 소자 |
| KR20200096406A (ko) * | 2019-02-01 | 2020-08-12 | 주식회사 히타치하이테크 | 에칭 방법 및 플라스마 처리 장치 |
| JP7338355B2 (ja) * | 2019-09-20 | 2023-09-05 | 東京エレクトロン株式会社 | エッチング方法、及びエッチング装置 |
| CN112786441B (zh) * | 2019-11-08 | 2026-01-23 | 东京毅力科创株式会社 | 蚀刻方法及等离子体处理装置 |
| SG10202010798QA (en) | 2019-11-08 | 2021-06-29 | Tokyo Electron Ltd | Etching method and plasma processing apparatus |
| KR102723916B1 (ko) | 2019-11-08 | 2024-10-31 | 도쿄엘렉트론가부시키가이샤 | 에칭 방법 |
| WO2021090516A1 (ja) | 2019-11-08 | 2021-05-14 | 東京エレクトロン株式会社 | エッチング方法 |
| US11456180B2 (en) * | 2019-11-08 | 2022-09-27 | Tokyo Electron Limited | Etching method |
| US12051574B2 (en) | 2019-12-20 | 2024-07-30 | Hitachi High-Tech Corporation | Wafer processing method and plasma processing apparatus |
| JP7565194B2 (ja) * | 2020-11-12 | 2024-10-10 | 東京エレクトロン株式会社 | エッチング方法及びプラズマ処理装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001351898A (ja) * | 2000-06-07 | 2001-12-21 | Nec Corp | 半導体装置の製造方法 |
| US6933239B2 (en) * | 2003-01-13 | 2005-08-23 | Applied Materials, Inc. | Method for removing conductive residue |
| KR101158059B1 (ko) * | 2004-12-27 | 2012-06-18 | 매그나칩 반도체 유한회사 | 반도체 소자의 금속 배선 형성 방법 |
| JP2011014679A (ja) * | 2009-07-01 | 2011-01-20 | Canon Anelva Corp | 磁性素子の製造法及び記憶媒体 |
| JP2014049466A (ja) | 2012-08-29 | 2014-03-17 | Tokyo Electron Ltd | エッチング処理方法及び基板処理装置 |
| JP6211893B2 (ja) * | 2012-10-30 | 2017-10-11 | 東京エレクトロン株式会社 | エッチング処理方法及び基板処理装置 |
| JP5918108B2 (ja) * | 2012-11-16 | 2016-05-18 | 東京エレクトロン株式会社 | プラズマ処理方法及びプラズマ処理装置 |
-
2014
- 2014-07-25 JP JP2014151914A patent/JP6199250B2/ja not_active Expired - Fee Related
-
2015
- 2015-07-10 US US15/319,101 patent/US9793130B2/en not_active Expired - Fee Related
- 2015-07-10 WO PCT/JP2015/069861 patent/WO2016013418A1/ja not_active Ceased
- 2015-07-10 KR KR1020167035451A patent/KR102363052B1/ko not_active Expired - Fee Related
- 2015-07-22 TW TW104123616A patent/TWI652840B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US9793130B2 (en) | 2017-10-17 |
| KR20170034794A (ko) | 2017-03-29 |
| KR102363052B1 (ko) | 2022-02-16 |
| US20170133233A1 (en) | 2017-05-11 |
| WO2016013418A1 (ja) | 2016-01-28 |
| JP2016029696A (ja) | 2016-03-03 |
| TW201614883A (en) | 2016-04-16 |
| TWI652840B (zh) | 2019-03-01 |
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