JP7618579B2 - 静電チャックプロセス - Google Patents
静電チャックプロセス Download PDFInfo
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- JP7618579B2 JP7618579B2 JP2021560249A JP2021560249A JP7618579B2 JP 7618579 B2 JP7618579 B2 JP 7618579B2 JP 2021560249 A JP2021560249 A JP 2021560249A JP 2021560249 A JP2021560249 A JP 2021560249A JP 7618579 B2 JP7618579 B2 JP 7618579B2
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Description
[0001]ここに記載される1つ又は複数の実施態様は、概して半導体処理システムに関し、具体的には、半導体処理システムにおいて使用される静電チャックとの間で基板をチャッキング及びデチャッキングするための方法に関する。
[0046]工程310(図3B)では、ペデスタル104を、プロセスチャンバ100内で移動させ、ガス分配器112のより近くに位置決めする。工程310は、先述したように工程308と工程310との間で実施される。この実施態様では、ペデスタル104は第2の間隔へと移動させる。第2の間隔は、ガス分配器112から、約200ミルから約400ミル、例えば約250ミルから約350ミル、例えば約300ミルである。
Claims (19)
- プロセスチャンバ内で基板を処理するための方法であって:
プロセスチャンバ内で前記基板が配置されているペデスタル内に配置された電極に対して直流電流を適用すること;
前記電極に対して前記直流電流を適用することに続いて、ヘリウムを含む1つ又は複数の第1のプロセスガスをシャワーヘッドを通して前記プロセスチャンバに流入させること;
前記1つ又は複数の第1のプロセスガスを前記シャワーヘッドを通して前記プロセスチャンバに流入させることに続いて、前記プロセスチャンバ内の前記シャワーヘッドに対して第1の高周波(RF)電力レベルのRF電力を適用すること;
前記プロセスチャンバから前記1つ又は複数の第1のプロセスガスを除去する間に、1つ又は複数の第2のプロセスガスを前記プロセスチャンバに流入させること;
前記第1のRF電力レベルの前記RF電力を適用することに続いて、前記1つ又は複数の第1のプロセスガス又は前記1つ又は複数の第2のプロセスガスの少なくとも一方から生成されたプラズマを前記基板に適用すること;
前記プラズマを前記基板に適用する前又は適用する間の少なくとも一方において、前記RF電力を第2のRF電力レベルに上昇させること;
前記RF電力を前記第2のRF電力レベルに上昇させることに続いて、前記プロセスチャンバから前記1つ又は複数の第2のプロセスガスを除去する間に、前記1つ又は複数の第1のプロセスガスを前記プロセスチャンバに流入させること;
前記基板に前記プラズマを適用することに続いて、前記RF電力の前記適用を停止すること;
前記RF電力の前記適用を停止することに続いて、前記プロセスチャンバから前記1つ又は複数の第1のプロセスガスを除去すること;及び
前記RF電力の前記適用の停止に続いた前記1つ又は複数の第1のプロセスガスを除去することに続いて、前記直流電流の前記適用を停止すること
を含む方法。 - 前記電極に対して前記直流電流を適用することが、300ボルトから500ボルトのDC電圧を適用することをさらに含み、前記シャワーヘッドに対して前記RF電力を適用することが、100ワットから6000ワットの電力を適用することをさらに含む、請求項1に記載の方法。
- 前記基板を処理することの間、前記プロセスチャンバ内の圧力が5Torr(666Pa)から15Torr(2000Pa)であり、前記シャワーヘッドと前記ペデスタルとの間の間隔が450ミル(11.43ミリメートル)から750ミル(19.05ミリメートル)である、請求項2に記載の方法。
- 基板を処理するための方法であって、連続する:
(a)プロセスチャンバ内のペデスタルの表面上に前記基板を位置決めする工程であって、前記ペデスタルがシャワーヘッドから第1の間隔にある、工程;
(b)前記基板をチャッキングするために、前記ペデスタル内に配置された電極に対して第1のDC電圧レベルでDC電圧を適用する工程;
(c)ヘリウムを含む1つ又は複数の第1のプロセスガスを、前記シャワーヘッドを通して前記プロセスチャンバに流入させる工程;
(d)前記プロセスチャンバ内の前記シャワーヘッドに対して第1のRF電力レベルでRF電力を適用する工程;
(e)前記プロセスチャンバから前記1つ又は複数の第1のプロセスガスを除去する間に、1つ又は複数の第2のプロセスガスを前記プロセスチャンバに流入させる工程;
(f)前記1つ又は複数の第1のプロセスガス又は前記1つ又は複数の第2のプロセスガスの少なくとも一方から生成されたプラズマを前記基板に適用する前又は適用する間の少なくとも一方において、前記DC電圧及び前記RF電力を、第2のDC電圧レベル及び第2のRF電力レベルへと上昇させる工程;
(g)前記基板の処理後に、前記DC電圧及び前記RF電力を、第3のDC電圧レベル及び第3のRF電力レベルへと低下させる工程;
(h)前記プロセスチャンバから前記1つ又は複数の第2のプロセスガスを除去する間に、前記1つ又は複数の第1のプロセスガスを前記プロセスチャンバに流入させる工程;
(i)前記プロセスチャンバ内で、前記ペデスタルを、前記シャワーヘッドから第2の間隔へと移動させる工程;
(j)前記シャワーヘッドに対する前記RF電力の前記適用を停止する工程;
(k)前記プロセスチャンバから前記1つ又は複数の第1のプロセスガスを除去する工程;並びに
(l)前記電極に対する前記DC電圧の前記適用を停止する工程
を含む方法。 - 前記第1の間隔が450ミル(11.43ミリメートル)から750ミル(19.05ミリメートル)である、請求項4に記載の方法。
- 前記第2の間隔が200ミル(5.08ミリメートル)から400ミル(10.16ミリメートル)である、請求項4に記載の方法。
- 前記第1のDC電圧レベルが300ボルトから500ボルトである、請求項4に記載の方法。
- 前記第1のRF電力レベルが100ワットより大きい、請求項4に記載の方法。
- 前記第2のDC電圧レベルが800ボルトから1100ボルトである、請求項4に記載の方法。
- 前記第2のRF電力レベルが1000ワットより大きい、請求項4に記載の方法。
- 前記基板の処理の間の前記プロセスチャンバ内の圧力が5Torr(666Pa)から15Torr(2000Pa)である、請求項4に記載の方法。
- 前記第3のDC電圧レベルが300ボルトから500ボルトである、請求項4に記載の方法。
- 基板を処理するための方法であって、
ペデスタルの表面上に前記基板を位置決めすることであって、前記ペデスタルがプロセスチャンバ内でシャワーヘッドから第1の間隔にある、前記基板を位置決めすること;
前記ペデスタル内に配置された電極に対して第1のDC電圧でDC電圧を適用すること;
第1のDC電圧レベルで前記DC電圧を適用することの後で、ヘリウムを含む第1のプロセスガスを前記シャワーヘッドを通して前記プロセスチャンバに流入させること;
前記プロセスチャンバ内の前記シャワーヘッドに対して第1のRF電力レベルで高周波(RF)電力を適用すること;
前記ペデスタルを、前記シャワーヘッドから第2の間隔へと移動させることであって、前記第2の間隔が前記第1の間隔より前記シャワーヘッドに近い、前記ペデスタルを、前記シャワーヘッドから第2の間隔へと移動させること;
前記プロセスチャンバから前記第1のプロセスガスを除去する間に、六フッ化タングステン、ジボラン、又はタングステンペンタカルボニル 1-メチルブチルイソニトリルの少なくとも1つを含む第2のプロセス混合ガスを、前記シャワーヘッドを通して前記プロセスチャンバに流入させること;
前記第1のプロセスガス又は前記第2のプロセス混合ガスの少なくとも一方から生成されたプラズマを前記基板に適用する前又は適用する間の少なくとも一方において、前記DC電圧及び前記RF電力を、第2のDC電圧レベル及び第2のRF電力レベルへと上昇させること;
前記プラズマを前記基板に適用した後で、前記DC電圧及び前記RF電力を、第3のDC電圧レベル及び第3のRF電力レベルへと低下させること;
前記プラズマを前記基板に適用した後で、前記第1のプロセスガスを前記シャワーヘッドを通して前記プロセスチャンバに流入させながら、前記第2のプロセス混合ガスを前記プロセスチャンバから除去すること;
前記ペデスタルを、前記プロセスチャンバ内で、前記シャワーヘッドから第3の間隔へと移動させること;
前記RF電力の前記適用を停止すること;
前記RF電力の前記適用を停止した後で、前記第1のプロセスガスを前記プロセスチャンバから除去すること;並びに
前記RF電力の前記適用を停止した後に前記第1のプロセスガスを前記プロセスチャンバから除去した後で、前記DC電圧の前記適用を停止すること
を含む方法。 - 前記ペデスタルが、前記第1の間隔で前記シャワーヘッドから450ミル(11.43ミリメートル)と750ミル(19.05ミリメートル)の間だけ間隔を空けて配置される、請求項13に記載の方法。
- 前記第1のDC電圧レベルが300ボルトから500ボルトである、請求項14に記載の方法。
- 前記第1のプロセスガスを前記プロセスチャンバに流入させることに続く前記基板の処理の間の前記プロセスチャンバ内の圧力が5Torr(666Pa)から15Torr(2000Pa)である、請求項13に記載の方法。
- 前記第2のDC電圧レベルが800ボルトから1100ボルトであり、前記第2のプロセス混合ガスがアルゴン、プロペン、又はアルゴンとプロペンの両方をさらに含む、請求項15に記載の方法。
- 前記ペデスタルがパターン化表面を有する、請求項1に記載の方法。
- 前記パターン化表面は、複数のポストを含む、請求項18に記載の方法。
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| US12606907B2 (en) * | 2021-04-30 | 2026-04-21 | Applied Materials, Inc. | Method and apparatus with high conductance components for chamber cleaning |
| US11869795B2 (en) * | 2021-07-09 | 2024-01-09 | Applied Materials, Inc. | Mesa height modulation for thickness correction |
| JP2025534287A (ja) * | 2022-09-30 | 2025-10-15 | アプライド マテリアルズ インコーポレイテッド | アルゴン送達用大径多孔質プラグと2段階ソフトチャック法 |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004172364A (ja) | 2002-11-20 | 2004-06-17 | Matsushita Electric Ind Co Ltd | プラズマ処理装置およびプラズマ処理方法 |
| JP2006210726A (ja) | 2005-01-28 | 2006-08-10 | Hitachi High-Technologies Corp | プラズマ処理方法およびプラズマ処理装置 |
| JP2007116098A (ja) | 2005-10-20 | 2007-05-10 | Applied Materials Inc | 均一な温度分布を有する、冷却された/加熱されたウェハ支持体を有する容量結合プラズマリアクタ |
| JP2010010236A (ja) | 2008-06-25 | 2010-01-14 | Hitachi High-Technologies Corp | プラズマ処理装置及びプラズマ処理方法 |
| JP2010040627A (ja) | 2008-08-01 | 2010-02-18 | Tokyo Electron Ltd | プラズマ処理方法及びプラズマ処理装置 |
| JP2013122966A (ja) | 2011-12-09 | 2013-06-20 | Tokyo Electron Ltd | プラズマ処理方法及びプラズマ処理装置 |
| JP2013535074A (ja) | 2010-06-11 | 2013-09-09 | バリアン・セミコンダクター・エクイップメント・アソシエイツ・インコーポレイテッド | 基板プラズマ処理技術 |
| JP2016032113A (ja) | 2014-07-25 | 2016-03-07 | 東京エレクトロン株式会社 | ウエハ固定のためのesc電荷制御装置及び方法 |
| JP2016143698A (ja) | 2015-01-30 | 2016-08-08 | 東京エレクトロン株式会社 | 被処理体を処理する方法 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2869384B2 (ja) * | 1995-06-30 | 1999-03-10 | 東京エレクトロン株式会社 | プラズマ処理方法 |
| US5997962A (en) * | 1995-06-30 | 1999-12-07 | Tokyo Electron Limited | Plasma process utilizing an electrostatic chuck |
| US6057244A (en) * | 1998-07-31 | 2000-05-02 | Applied Materials, Inc. | Method for improved sputter etch processing |
| US6780787B2 (en) | 2002-03-21 | 2004-08-24 | Lam Research Corporation | Low contamination components for semiconductor processing apparatus and methods for making components |
| JP4322484B2 (ja) | 2002-08-30 | 2009-09-02 | 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 |
| US7541283B2 (en) * | 2002-08-30 | 2009-06-02 | Tokyo Electron Limited | Plasma processing method and plasma processing apparatus |
| US6897128B2 (en) * | 2002-11-20 | 2005-05-24 | Matsushita Electric Industrial Co., Ltd. | Method of manufacturing semiconductor device, plasma processing apparatus and plasma processing method |
| US20060046506A1 (en) | 2004-09-01 | 2006-03-02 | Tokyo Electron Limited | Soft de-chucking sequence |
| KR101312292B1 (ko) | 2006-12-11 | 2013-09-27 | 엘아이지에이디피 주식회사 | 플라즈마 처리장치의 기판 파손 방지장치 및 그 방법 |
| WO2010045153A2 (en) | 2008-10-14 | 2010-04-22 | Applied Materials, Inc. | Method for depositing conformal amorphous carbon film by plasma-enhanced chemical vapor deposition (pecvd) |
| JP2011168881A (ja) | 2010-01-25 | 2011-09-01 | Hitachi Kokusai Electric Inc | 半導体装置の製造方法及び基板処理装置 |
| US10325800B2 (en) * | 2014-08-26 | 2019-06-18 | Applied Materials, Inc. | High temperature electrostatic chucking with dielectric constant engineered in-situ charge trap materials |
| JP6346855B2 (ja) | 2014-12-25 | 2018-06-20 | 東京エレクトロン株式会社 | 静電吸着方法及び基板処理装置 |
| WO2017100136A1 (en) | 2015-12-07 | 2017-06-15 | Applied Materials, Inc. | Method and apparatus for clamping and declamping substrates using electrostatic chucks |
| CN107546168B (zh) | 2016-06-24 | 2020-04-28 | 北京北方华创微电子装备有限公司 | 一种晶片吸附方法、下电极系统和半导体处理装置 |
| US10832936B2 (en) | 2016-07-27 | 2020-11-10 | Lam Research Corporation | Substrate support with increasing areal density and corresponding method of fabricating |
| US10818502B2 (en) * | 2016-11-21 | 2020-10-27 | Tokyo Electron Limited | System and method of plasma discharge ignition to reduce surface particles |
| US20180148835A1 (en) | 2016-11-29 | 2018-05-31 | Lam Research Corporation | Substrate support with varying depths of areas between mesas and corresponding temperature dependent method of fabricating |
| US10431462B2 (en) | 2017-02-15 | 2019-10-01 | Lam Research Corporation | Plasma assisted doping on germanium |
| JP6851270B2 (ja) | 2017-06-16 | 2021-03-31 | 東京エレクトロン株式会社 | 静電吸着方法 |
| JP7073098B2 (ja) * | 2017-12-27 | 2022-05-23 | 株式会社日立ハイテク | ウエハ処理方法およびウエハ処理装置 |
| US11158507B2 (en) * | 2018-06-22 | 2021-10-26 | Applied Materials, Inc. | In-situ high power implant to relieve stress of a thin film |
| US20220119954A1 (en) * | 2019-02-07 | 2022-04-21 | Lam Research Corporation | Substrate processing tool capable of modulating one or more plasma temporally and/or spatially |
-
2020
- 2020-04-14 WO PCT/US2020/028146 patent/WO2020214607A1/en not_active Ceased
- 2020-04-14 KR KR1020217036936A patent/KR102905858B1/ko active Active
- 2020-04-14 SG SG11202110823VA patent/SG11202110823VA/en unknown
- 2020-04-14 JP JP2021560249A patent/JP7618579B2/ja active Active
- 2020-04-14 CN CN202080030601.0A patent/CN113748227B/zh active Active
- 2020-04-14 US US16/848,553 patent/US12100609B2/en active Active
- 2020-04-14 TW TW109112471A patent/TWI869392B/zh active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004172364A (ja) | 2002-11-20 | 2004-06-17 | Matsushita Electric Ind Co Ltd | プラズマ処理装置およびプラズマ処理方法 |
| JP2006210726A (ja) | 2005-01-28 | 2006-08-10 | Hitachi High-Technologies Corp | プラズマ処理方法およびプラズマ処理装置 |
| JP2007116098A (ja) | 2005-10-20 | 2007-05-10 | Applied Materials Inc | 均一な温度分布を有する、冷却された/加熱されたウェハ支持体を有する容量結合プラズマリアクタ |
| JP2010010236A (ja) | 2008-06-25 | 2010-01-14 | Hitachi High-Technologies Corp | プラズマ処理装置及びプラズマ処理方法 |
| JP2010040627A (ja) | 2008-08-01 | 2010-02-18 | Tokyo Electron Ltd | プラズマ処理方法及びプラズマ処理装置 |
| JP2013535074A (ja) | 2010-06-11 | 2013-09-09 | バリアン・セミコンダクター・エクイップメント・アソシエイツ・インコーポレイテッド | 基板プラズマ処理技術 |
| JP2013122966A (ja) | 2011-12-09 | 2013-06-20 | Tokyo Electron Ltd | プラズマ処理方法及びプラズマ処理装置 |
| JP2016032113A (ja) | 2014-07-25 | 2016-03-07 | 東京エレクトロン株式会社 | ウエハ固定のためのesc電荷制御装置及び方法 |
| JP2016143698A (ja) | 2015-01-30 | 2016-08-08 | 東京エレクトロン株式会社 | 被処理体を処理する方法 |
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