JP7236472B2 - マルチカソードを用いた堆積システム - Google Patents
マルチカソードを用いた堆積システム Download PDFInfo
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
- C23C14/351—Sputtering by application of a magnetic field, e.g. magnetron sputtering using a magnetic field in close vicinity to the substrate
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
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- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
- C23C14/352—Sputtering by application of a magnetic field, e.g. magnetron sputtering using more than one target
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- H—ELECTRICITY
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- 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
- H01J37/34—Gas-filled discharge tubes operating with cathodic sputtering
- H01J37/3402—Gas-filled discharge tubes operating with cathodic sputtering using supplementary magnetic fields
- H01J37/3405—Magnetron sputtering
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- 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
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- H01J37/34—Gas-filled discharge tubes operating with cathodic sputtering
- H01J37/3402—Gas-filled discharge tubes operating with cathodic sputtering using supplementary magnetic fields
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- H01J37/3408—Planar magnetron sputtering
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- H01J37/34—Gas-filled discharge tubes operating with cathodic sputtering
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- H01J37/32—Gas-filled discharge tubes
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- H01J37/3411—Constructional aspects of the reactor
- H01J37/3441—Dark space shields
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- H01J37/32—Gas-filled discharge tubes
- H01J37/34—Gas-filled discharge tubes operating with cathodic sputtering
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- H01J37/3447—Collimators, shutters, apertures
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Description
Claims (14)
- 複数のカソードアセンブリと
前記複数のカソードアセンブリの下のシュラウドと
を備える物理的気相堆積(PVD)チャンバであって、
各カソードアセンブリが、1つの内側磁石を取り囲む複数の外周磁石を含む磁石アセンブリを備え、前記外周磁石と前記内側磁石は、物理的気相堆積プロセス中にモータを用いて回転されるように構成された取付板に取り付けられており、前記モータは、前記取付板と前記磁石アセンブリとを回転させるモータシャフトを回転駆動するためのモータであり、前記複数のカソードアセンブリの各々が絶縁体プレートをさらに備え、前記絶縁体プレートは、前記取付板と前記モータシャフトとの間で前記取付板に固定されており、
前記複数のカソードアセンブリの各々が、前記磁石アセンブリと前記取付板とを取り囲む導体を取り囲んでいるハウジングをさらに備え、前記導体は、前記複数のカソードアセンブリの各々を冷却するための冷却剤チャネルを含む、PVDチャンバ。 - 前記複数のカソードアセンブリの下の回転シールドであって、前記シュラウドを通して、及び前記回転シールドのシールド孔を通して、前記複数のカソードアセンブリのうちの1つを露出させる回転シールドと、
前記複数のカソードアセンブリの各々の下のターゲットと、
回転ペデスタルであって、当該回転ペデスタルの上にキャリアを形成する材料を生成するための回転ペデスタルと
をさらに備える、請求項1に記載のPVDチャンバ。 - 前記複数の外周磁石が、前記内側磁石を取り囲む少なくとも3個の外周磁石を含む、請求項1に記載のPVDチャンバ。
- 前記複数の外周磁石が、前記内側磁石を取り囲む少なくとも7個の外周磁石を含む、請求項1に記載のPVDチャンバ。
- 前記外周磁石が前記内側磁石と接触している、請求項4に記載のPVDチャンバ。
- 前記複数の外周磁石が23個の磁石を含む、請求項1に記載のPVDチャンバ。
- 前記複数の外周磁石が第1の極性であり、前記内側磁石が、前記第1の極性と反対の第2の極性である、請求項1に記載のPVDチャンバ。
- 前記磁石アセンブリの反対側で前記取付板に取り付けられた釣合い重りをさらに備える、請求項1に記載のPVDチャンバ。
- 前記取付板が取付スロットを含み、前記磁石アセンブリは、前記取付板に摺動可能に取付られて、前記取付板の周縁に向かって及び当該周縁から離れる方向に向かって移動することができる、請求項8に記載のPVDチャンバ。
- 前記複数の外周磁石が少なくとも20個の磁石を含む、請求項1に記載のPVDチャンバ。
- 前記複数のカソードアセンブリが少なくとも12個のカソードアセンブリを含む、請求項1に記載のPVDチャンバ。
- 複数のカソードアセンブリを備えるPVDチャンバ内に基板を配置すること、
取付板と磁石アセンブリとを回転させるモータシャフトを回転駆動するためのモータを用いて、前記複数のカソードアセンブリの各々の一部を回転させることであって、前記磁石アセンブリが1つの内側磁石を取り囲む複数の外周磁石を含み、前記外周磁石と前記内側磁石とが前記取付板に取り付けられており、前記複数のカソードアセンブリの各々が絶縁体プレートをさらに備え、前記絶縁体プレートは、前記取付板と前記モータシャフトとの間で前記取付板に固定されている、前記複数のカソードアセンブリの各々の一部を回転させること、
ハウジングにより取り囲まれ、且つ前記磁石アセンブリと前記取付板とを取り囲む導体の内部にある冷却剤チャネルの中の冷却剤で前記複数のカソードアセンブリの各々を冷却すること、及び
前記基板上に材料層を堆積させること
を含む、材料層を堆積させる方法。 - 前記取付板が、前記磁石アセンブリの反対側で前記取付板に取り付けられた釣合い重りを含む、請求項12に記載の方法。
- 前記基板が極紫外マスクブランクを含んでおり、前記方法が、モリブデンを含む第1の層とシリコンを含む第2の層とを含む複数の交互材料層を堆積させることをさらに含む、請求項12に記載の方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2023027938A JP2023081897A (ja) | 2018-06-19 | 2023-02-27 | マルチカソードを用いた堆積システム |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862686977P | 2018-06-19 | 2018-06-19 | |
US62/686,977 | 2018-06-19 | ||
US16/444,560 | 2019-06-18 | ||
US16/444,560 US11230761B2 (en) | 2018-06-19 | 2019-06-18 | Deposition system with a multi-cathode |
PCT/US2019/037874 WO2019246183A1 (en) | 2018-06-19 | 2019-06-19 | Deposition system with a multi-cathode |
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US11668003B2 (en) | 2023-06-06 |
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US11230761B2 (en) | 2022-01-25 |
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