JP6929940B2 - Pvdルテニウムを使用した方法及び装置 - Google Patents
Pvdルテニウムを使用した方法及び装置 Download PDFInfo
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Description
[0040] 図3は、堆積時のルテニウム膜、アニールしたルテニウム膜、及び堆積時のタングステン膜の金属抵抗(μΩ・cm)を膜厚の関数として示したグラフである。アニール後のルテニウムの抵抗は、堆積時のタングステンの抵抗と同様であった。ルテニウム膜は、窒素環境下で約30秒間、約900℃の温度でアニールされた。
Claims (11)
- ルテニウム層を含むスタックを形成する方法であって、
ルテニウムを含むターゲットと、前記ターゲットに対向させてスパッタ堆積される基板を支持するためのペデスタルであって、450℃から550℃の範囲内の温度にある静電チャックを備えるペデスタルとを含む、プラズマスパッタチャンバを提供することと、
前記基板上にルテニウム層を堆積するため、前記プラズマスパッタチャンバにクリプトンを流し込み、クリプトンを励起してプラズマにすることと、
アニールチャンバを提供することと、
825℃から900℃の範囲内の温度で、前記基板上の前記ルテニウム層をアニールすることと、
を含む、方法。 - 前記静電チャックは高抵抗セラミックを含む、請求項1に記載の方法。
- 前記ルテニウム層のアニール処理が、N2環境下で30秒間行われる、請求項1または2に記載の方法。
- 前記ルテニウム層のアニール処理は、前記ルテニウム層を500℃まで加熱することと、50℃/秒以上の速度で温度を900℃まで上げることと、前記温度を30秒間保持することと、前記温度を70℃/秒以上の速度で冷却することとを含む、請求項1または2に記載の方法。
- 前記ルテニウム層は、100Åから200Åの範囲内の厚さを有する、請求項1から4のいずれか一項に記載の方法。
- クリプトンを励起して前記プラズマにすることが、接地された前記プラズマスパッタチャンバに対して、前記ターゲットを600から1000VDCまで負バイアスすることを含む、請求項1から5のいずれか一項に記載の方法。
- 前記ルテニウム層は、界面層なしでバリア層の上に直接堆積される、請求項1から6のいずれか一項に記載の方法。
- 前記バリア層は、TiN、TaN、WN又はTiSiNのうちの一又は複数を含む、請求項7に記載の方法。
- 前記バリア層はケイ素化合物層の上に形成される、請求項7または8に記載の方法。
- 前記ケイ素化合物層は10Å〜50Åの範囲内の厚さを有するTiSiを含む、請求項9に記載の方法。
- 前記ルテニウム層の側面にSiNを含むスペーサ層を形成することを更に含み、前記スペーサ層を形成することは、窒化ルテニウムを実質的に全く形成しない、請求項1から10のいずれか一項に記載の方法。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662403694P | 2016-10-03 | 2016-10-03 | |
| US62/403,694 | 2016-10-03 | ||
| US15/718,412 | 2017-09-28 | ||
| US15/718,412 US10388532B2 (en) | 2016-10-03 | 2017-09-28 | Methods and devices using PVD ruthenium |
| PCT/US2017/054766 WO2018067464A1 (en) | 2016-10-03 | 2017-10-02 | Methods and devices using pvd ruthenium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2019530981A JP2019530981A (ja) | 2019-10-24 |
| JP6929940B2 true JP6929940B2 (ja) | 2021-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019517908A Active JP6929940B2 (ja) | 2016-10-03 | 2017-10-02 | Pvdルテニウムを使用した方法及び装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10388532B2 (ja) |
| JP (1) | JP6929940B2 (ja) |
| KR (1) | KR102285299B1 (ja) |
| CN (2) | CN117198869A (ja) |
| TW (2) | TWI787702B (ja) |
| WO (1) | WO2018067464A1 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI787702B (zh) * | 2016-10-03 | 2022-12-21 | 美商應用材料股份有限公司 | 使用pvd釕的方法與裝置 |
| CN111996506A (zh) * | 2020-07-31 | 2020-11-27 | 同济大学 | 高反射率高纯度x射线多层膜反射镜的制备方法及反射镜 |
| KR102840475B1 (ko) | 2020-12-01 | 2025-07-29 | 삼성전자주식회사 | 반도체 장치 및 이의 제조 방법 |
| KR102927577B1 (ko) | 2021-06-30 | 2026-02-19 | 한국알박(주) | Pvd 방법을 통한 저저항 재료의 비저항 및 결정성 제어 방법 |
| US20260107706A1 (en) * | 2024-10-11 | 2026-04-16 | Tokyo Electron Limited | Method for semiconductor manufacturing |
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| CN102418078A (zh) * | 2011-12-14 | 2012-04-18 | 南京大学 | 一种超高强度纳米晶金属Ru薄膜的制备方法 |
| JP6373160B2 (ja) * | 2014-10-15 | 2018-08-15 | 東京エレクトロン株式会社 | プラズマ処理装置 |
| US9437714B1 (en) * | 2015-12-09 | 2016-09-06 | International Business Machines Corporation | Selective gate contact fill metallization |
| TWI787702B (zh) * | 2016-10-03 | 2022-12-21 | 美商應用材料股份有限公司 | 使用pvd釕的方法與裝置 |
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2017
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- 2017-09-27 TW TW106133053A patent/TWI717554B/zh active
- 2017-09-28 US US15/718,412 patent/US10388532B2/en active Active
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- 2017-10-02 WO PCT/US2017/054766 patent/WO2018067464A1/en not_active Ceased
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| TW201819655A (zh) | 2018-06-01 |
| KR102285299B1 (ko) | 2021-08-02 |
| CN109804458A (zh) | 2019-05-24 |
| KR20190051082A (ko) | 2019-05-14 |
| JP2019530981A (ja) | 2019-10-24 |
| TWI787702B (zh) | 2022-12-21 |
| CN109804458B (zh) | 2023-08-22 |
| US10388532B2 (en) | 2019-08-20 |
| TW202130837A (zh) | 2021-08-16 |
| CN117198869A (zh) | 2023-12-08 |
| TWI717554B (zh) | 2021-02-01 |
| WO2018067464A1 (en) | 2018-04-12 |
| US20180096852A1 (en) | 2018-04-05 |
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