JP2021515361A - 空間プラズマ原子層堆積(pe−ald)処理ツール用のマイクロ波プラズマ源 - Google Patents
空間プラズマ原子層堆積(pe−ald)処理ツール用のマイクロ波プラズマ源 Download PDFInfo
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- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32192—Microwave generated discharge
- H01J37/32211—Means for coupling power to the plasma
- H01J37/32229—Waveguides
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- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45527—Atomic layer deposition [ALD] characterized by the ALD cycle, e.g. different flows or temperatures during half-reactions, unusual pulsing sequence, use of precursor mixtures or auxiliary reactants or activations
- C23C16/45536—Use of plasma, radiation or electromagnetic fields
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- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32192—Microwave generated discharge
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- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32192—Microwave generated discharge
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- H—ELECTRICITY
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- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32192—Microwave generated discharge
- H01J37/32211—Means for coupling power to the plasma
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- H01J37/32—Gas-filled discharge tubes
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Abstract
Description
[00126]デュアル(2つの)マイクロ波フィードとストリップライン型給電電極を有するプラズマ源アセンブリが構築され、2.4〜2.5GHzで動作する2つの1kWジェネレータによって電力供給された。ストリップラインは、アルミニウムの本体、銅のストリップ、誘電体としての石英を有した。形状寸法は、回路で約50オームの特性インピーダンスを維持して、電力反射を最小限に抑えるように構成された。アプリケータの両端部に2つのスタブチューナが装備された。プラズマは、N2とAr/N2を使用して、トール範囲のガス圧で340x75mmのプラズマエリアに生成された。
Claims (15)
- プラズマ源アセンブリであって、
長さを画定する第1の端部および第2の端部を有し、厚さおよび幅を有する給電電極の前記長さに沿って延在する長軸を有する給電電極と、
前記給電電極の第1の側面の接地電極であって、前記給電電極からある距離だけ離間している接地電極と、
前記給電電極の第2の側面の誘電体であって、前記誘電体および前記接地電極は前記給電電極を囲み、前記誘電体は前記給電電極に隣接する内面および前記内面の反対側の外面を有する、誘電体と、
第1のフィードを介して前記給電電極の前記第1の端部に電気的に結合された第1のマイクロ波ジェネレータと、
第2のフィードを介して前記給電電極の前記第2の端部に電気的に結合された第2のマイクロ波ジェネレータと
を備えるプラズマ源アセンブリ。 - 前記接地電極は、第2の誘電体によって前記給電電極から離間している、請求項1に記載のプラズマ源アセンブリ。
- 前記給電電極は平坦な導体である、請求項1に記載のプラズマ源アセンブリ。
- 前記給電電極の前記幅の1または複数が前記第1の端部から前記第2の端部まで変化し、前記給電電極から前記接地電極までの距離が前記第1の端部から前記第2の端部まで変化する、または、前記給電電極から前記誘電体の前記外面までの距離が前記第1の端部から前記第2の端部まで変化する、請求項1に記載のプラズマ源アセンブリ。
- 前記給電電極が、前記誘電体の前記内面からある距離だけ移動して空隙を形成する、請求項4に記載のプラズマ源アセンブリ。
- 前記給電電極が、前記第1の端部に第1の脚部と、前記第2の端部に第2の脚部とをさらに備える、請求項1に記載のプラズマ源アセンブリ。
- 前記第1のフィードおよび前記第2のフィードは、前記給電電極の前記軸に対してある角度で延在し、前記第1の脚部および前記第2の脚部は前記給電電極と同軸である、請求項6に記載のプラズマ源アセンブリ。
- 前記第1の脚部の端部および前記第2の脚部の端部に位置づけされた1または複数のスタブチューナをさらに備える、請求項7に記載のプラズマ源アセンブリ。
- 前記スタブチューナが、前記第1の脚部に隣接して位置づけされたスライド短絡部と、前記第2の脚部に隣接して位置づけされたスライド短絡部とを備える、請求項8に記載のプラズマ源アセンブリ。
- 前記第1のマイクロ波ジェネレータおよび前記第2のマイクロ波ジェネレータが、約900MHzから約930MHzの範囲または約2.4GHzから約2.5GHzの範囲の周波数で動作する、請求項1に記載のプラズマ源アセンブリ。
- 前記第1のマイクロ波ジェネレータおよび前記第2のマイクロ波ジェネレータは、異なる周波数で動作する、請求項10に記載のプラズマ源アセンブリ。
- 前記誘電体の前記外面に対する前記給電電極の前記距離が、前記給電電極の前記長さにわたって変化する、請求項1に記載のプラズマ源アセンブリ。
- 前記接地電極に対する前記給電電極の前記距離が、前記給電電極の前記長さにわたって変化する、請求項1に記載のプラズマ源アセンブリ。
- 前記給電電極の前記厚さまたは幅の1または複数が、前記給電電極の前記長さに沿って変化する、請求項1に記載のプラズマ源アセンブリ。
- 請求項1に記載のプラズマ源アセンブリを備えるガス分配アセンブリ。
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JP2022093643A JP7345600B2 (ja) | 2018-03-01 | 2022-06-09 | 空間プラズマ原子層堆積(pe-ald)処理ツール用のマイクロ波プラズマ源 |
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US201862637353P | 2018-03-01 | 2018-03-01 | |
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PCT/US2019/020264 WO2019169253A1 (en) | 2018-03-01 | 2019-03-01 | Microwave plasma source for spatial plasma enhanced atomic layer deposition (pe-ald) processing tool |
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US20210327686A1 (en) * | 2018-03-01 | 2021-10-21 | Applied Materials, Inc. | Microwave Plasma Source For Spatial Plasma Enhanced Atomic Layer Deposition (PE-ALD) Processing Tool |
TWI758589B (zh) | 2018-03-01 | 2022-03-21 | 美商應用材料股份有限公司 | 電漿源組件和提供電漿的方法 |
TW202247711A (zh) * | 2021-04-29 | 2022-12-01 | 美商應用材料股份有限公司 | 用於空間電漿增強原子層沉積(pe-ald)處理工具的微波電漿源 |
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