JP2012209574A - 基板を化学的処理する処理システムおよび方法 - Google Patents
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Abstract
【解決手段】 化学的に基板を処理するための処理システムおよび方法であって、この処理システムは、温度制御される化学的処理チャンバと、化学的処理に対して独立して温度を制御される、基板を支持するための基板ホルダとを備えている。基板ホルダは、化学的処理チャンバから断熱される。基板は、壁温度、表面温度およびガス圧を含む制御状態の下で、プラズマ無しで、ガス化学にさらされる。基板の化学的処理は、化学的に基板上のさらされた表面を変更する。
【選択図】 図1A
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Claims (38)
- 基板を化学的に処理するための処理システムであって、
温度制御される化学的処理チャンバと、
この化学的処理チャンバ内にマウントされ、前記化学的処理チャンバから実質的に熱的に分離されるように構成された温度制御される基板ホルダと、
前記化学的処理チャンバに組み合わされた真空排気システムと、
前記化学的処理チャンバに接続され、前記基板上のさらされた表面層を化学的に変更するために前記化学的処理チャンバに1つ以上のプロセスガスを導入するように構成されたガス分配システムと、を具備し、
前記ガス分配システムは、前記化学的処理チャンバ内の前記1つ以上のプロセスガスにさらされかつ温度制御される部分を備えている処理システム。 - 前記温度制御される化学的処理チャンバ、前記温度制御される基板ホルダ、前記真空排気システム、および前記ガス分配システムの少なくとも1つに接続され、化学的処理チャンバ温度、化学的処理基板ホルダ温度、化学的処理基板温度、化学的処理ガス分配システム温度、前記真空排気システムのための化学的処理プロセス圧力、および前記ガス分配システムのための前記プロセスガスの化学的処理マス流量の少なくとも1つを、設定すること、モニタすること、および調整することの少なくとも1つを実行するように構成されたコントローラをさらに具備する請求項1に記載の処理システム。
- 前記化学的処理システムは、他の処理システムに組み合わされる請求項1に記載の処理システム。
- 前記化学的処理システムは、熱処理システムおよび基板リンスシステムの少なくとも1つと組み合わされる請求項1に記載の処理システム。
- 前記化学的処理システムは、移送システムに組み合わされる請求項1に記載の処理システム。
- 前記温度制御される基板ホルダは、静電クランピングシステム、裏面ガス供給システム、および1つ以上の温度制御部材の少なくとも1つを備えている請求項1に記載の処理システム。
- 前記1つ以上の温度制御部材は、冷却チャンネル、加熱チャンネル、抵抗加熱部材、放射ランプ、および熱電デバイスの少なくとも1つを備えている請求項6に記載の処理システム。
- 前記温度制御される化学的処理チャンバは、冷却チャンネル、加熱チャンネル、抵抗加熱部材、放射ランプ、および熱電デバイスの少なくとも1つを備えている請求項1に記載の処理システム。
- 前記ガス分配システムは、少なくとも1つのガス分配プレナムを備えている請求項1に記載の処理システム。
- 前記ガス分配システムは、少なくとも1つのガス分配プレートを備え、
前記ガス分配プレートは、1つ以上のガス注入オリフィスを備えている請求項1に記載の処理システム、 - 前記1つ以上のプロセスガスは、HFおよびNH3の少なくとも1つを含んでいる請求項1に記載の処理システム。
- 前記1つ以上のプロセスガスは、第1のガスおよびこの第1のガスと異なる第2のガスを含んでいる請求項1に記載の処理システム。
- 前記ガス分配システムは、前記第1のガスを、第1のガス分配プレートの1つ以上のオリフィスの第1の配列を通ってプロセス空間に接続させるように、第1のガス分配プレナムと、1つ以上のオリフィスの第1の配列および1つ以上のオリフィスの第2の配列を有する前記第1のガス分配プレートと、
前記第2のガスを、第2のガス分配プレートの通路および前記第1のガス分配プレートの1つ以上のオリフィスの第2の配列を通って前記プロセス空間に接続させるように、第2のガス分配プレナムと、その内部に通路を有する前記第2のガス分配プレートとを備えている請求項12に記載の処理システム。 - 前記第1のガスは、HFであり、前記第2のガスは、NH3である請求項12に記載の処理システム。
- 前記ガス分配システムは、プロセス空間に第1および第2のガスを導入する前に、前記第1のガスと前記第2のガスとの部分的な混合および完全な混合の少なくとも1つの実行する請求項1の処理システム。
- 前記第1のガスおよび前記第2のガスは、前記プロセス空間以外に、いかなる相互作用も無く前記プロセス空間に、独立して導入される請求項1に記載の処理システム。
- 前記コントローラは、前記化学的処理チャンバ温度より高い温度で前記ガス分配システム温度を設定するように構成されている請求項2に記載の処理システム。
- 基板を化学的に処理する処理システムを操作する方法であって、
温度制御される化学的処理チャンバ、前記化学的処理チャンバ内にマウントされ、前記化学的処理チャンバから実質的に熱的に絶縁されるように構成された温度制御された基板ホルダ、前記化学的処理チャンバに接続された真空排気システム、前記化学的処理チャンバに1つ以上のプロセスガスを導入するように構成され、前記化学的処理チャンバの前記1つ以上のプロセスガスにさらされかつ温度制御される部分を有しているガス分配システム、および前記化学的処理システムに接続されたコントローラを備える化学的処理システム内に前記基板を移送することと、
前記コントローラを使用して前記化学的処理システムに対し、化学的処理プロセス圧力、化学的処理チャンバ温度、化学的処理基板温度、化学的処理基板ホルダ温度、および化学的処理ガス流量を有する化学的処理パラメータを設定することと、
化学的に前記基板上のさらされた表面層を変更するために、前記化学的処理パラメータを使用して前記化学的処理システム内で前記基板を処理することとを具備する方法。 - 前記1つ以上のプロセスガスは、HFを有する第1のガスと、NH3を有する第2のガスを含んでいる請求項18に記載の方法。
- 前記温度制御される基板ホルダは、静電クランピングシステム、裏面ガス供給システム、および1つ以上の温度制御部材の少なくとも1つを備えている請求項18に記載の方法。
- 前記1つ以上の温度制御部材は、冷却チャンネル、加熱チャンネル、抵抗加熱部材、放射ランプ、および熱電デバイスの少なくとも1つを備えている請求項20に記載の方法。
- 前記温度制御される化学的処理チャンバは、冷却チャンネル、加熱チャンネル、抵抗加熱部材、放射ランプ、および熱電デバイスの少なくとも1つを備えている請求項18に記載の方法。
- 前記ガス分配システムは、少なくとも1つのガス分配プレナムを備えている請求項18に記載の方法。
- 前記ガス分配システムは、少なくとも1つのガス分配プレートを備え、
前記ガス分配プレートは、1つ以上のガス注入オリフィスを備えている請求項18に記載の方法。 - 前記ガス分配システムは、前記第1のガスを、第1のガス分配プレートの1つ以上のオリフィスの第1の配列を通ってプロセス空間に接続させるように、第1のガス分配プレナムと、1つ以上のオリフィスの第1の配列および1つ以上のオリフィスの第2の配列を有する前記第1のガス分配プレートと、
前記第2のガスを、第2のガス分配プレートの通路および前記第1のガス分配プレートの1つ以上のオリフィスの第2の配列を通って前記プロセス空間に接続させるように、第2のガス分配プレナムと、その内部に通路を有する前記第2のガス分配プレートとを備えている請求項18に記載の方法。 - 前記ガス分配システムは、前記プロセス空間に前記第1および第2のガスを導入する前に、前記第1のガスと前記第2のガスとの部分的な混合および完全な混合の少なくとも1つを実行する請求項18に記載の方法。
- そこにおいて、
前記第1のガスおよび前記第2のガスは、前記プロセス空間以外に、いかなる相互作用も無く前記プロセス空間に、独立して導入される請求項18に記載の方法。 - 前記化学的処理チャンバ温度を前記設定することは、壁温度コントロールユニットを使用して前記化学的処理チャンバを加熱することと、前記化学的処理チャンバ温度をモニタすることとを含んでいる請求項18に記載の方法。
- 前記化学的処理チャンバ温度は、約10℃〜約200℃の範囲である請求項28に記載の方法。
- 前記化学的処理基板ホルダ温度を前記設定することは、前記1つ以上の温度制御部材の少なくとも1つを調整することと、前記化学的処理基板ホルダ温度をモニタすることとを含んでいる請求項18に記載の方法。
- 前記化学的処理基板ホルダ温度は、約10℃〜約50℃の範囲である請求項30に記載の方法。
- 前記化学的処理基板温度を前記設定することは、
前記1つ以上の温度制御部材、前記裏面ガス供給システム、および前記クランピングシステムの少なくとも1つを調整することと、
前記化学的処理基板温度をモニタすることとを含んでいる請求項18に記載の方法。 - 前記化学的処理基板温度は、約10℃〜約50℃の範囲である請求項32に記載の方法。
- 前記化学的処理プロセス圧力を前記設定することは、
前記真空処理システムおよび前記ガス分配システムの少なくとも1つを調整することと、
前記化学的処理プロセス圧力をモニタすることとを含んでいる請求項18に記載の方法。 - 前記化学的処理プロセス圧力は、約1〜約100mTorrの範囲である請求項34に記載の方法。
- 前記1つ以上の化学的処理パラメータは、化学的処理ガス分配システム温度をさらに備えている請求項18に記載の方法。
- 前記化学的処理ガス分配システム温度を前記設定することは、
ガス分配システム温度コントロールユニットを使用して前記ガス分配システムを加熱することと、
前記化学的処理ガス分配システム温度をモニタすることとを含んでいる請求項36に記載の方法。 - 前記化学的処理ガス分配システム温度は、約10℃〜200℃の範囲である請求項37に記載の方法。
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| US7877161B2 (en) | 2003-03-17 | 2011-01-25 | Tokyo Electron Limited | Method and system for performing a chemical oxide removal process |
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Also Published As
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| US20040182417A1 (en) | 2004-09-23 |
| DE602004031089D1 (de) | 2011-03-03 |
| US20050211386A1 (en) | 2005-09-29 |
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| US20110204029A1 (en) | 2011-08-25 |
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| JP5555743B2 (ja) | 2014-07-23 |
| WO2004082820A2 (en) | 2004-09-30 |
| JP5290250B2 (ja) | 2013-09-18 |
| WO2004082820A3 (en) | 2004-11-04 |
| US6951821B2 (en) | 2005-10-04 |
| ATE496391T1 (de) | 2011-02-15 |
| EP1604388B1 (en) | 2011-01-19 |
| JP2011009777A (ja) | 2011-01-13 |
| JP2006521017A (ja) | 2006-09-14 |
| JP5107572B2 (ja) | 2012-12-26 |
| TWI253690B (en) | 2006-04-21 |
| US7964058B2 (en) | 2011-06-21 |
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