JP7401560B2 - 裏側ポンピングを用いた熱処理チャンバのリッド - Google Patents
裏側ポンピングを用いた熱処理チャンバのリッド Download PDFInfo
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- JP7401560B2 JP7401560B2 JP2021569867A JP2021569867A JP7401560B2 JP 7401560 B2 JP7401560 B2 JP 7401560B2 JP 2021569867 A JP2021569867 A JP 2021569867A JP 2021569867 A JP2021569867 A JP 2021569867A JP 7401560 B2 JP7401560 B2 JP 7401560B2
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- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76822—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc.
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- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
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- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
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- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
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- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/532—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body characterised by the materials
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Description
Claims (11)
- 中心軸に沿って延びるガス分散チャネルを包囲するハウジングであって、前記ガス分散チャネルが上部および下部を有する、前記ハウジング;
前記ハウジングに連結されたリッドプレートであって、前記ガス分散チャネルの前記下部に連結された中央開口部から前記リッドプレートの周辺部分まで下方および外方に延びる輪郭底面を有する前記リッドプレート;および
前記リッドプレートの下方に配置されたガス分配プレートであって、前記ガス分配プレートと前記リッドプレートとの間にポンピングチャネルを形成するように構成された上部外周輪郭を有し、かつ、上面と、底面であって、前記上面から前記底面まで前記ガス分配プレートを貫通する複数の開孔を有する前記底面とを有しており、前記リッドプレートの前記輪郭底面と前記ガス分配プレートの上面とが間隙を画定している、前記ガス分配プレート
を備え、
前記リッドプレートの前記輪郭底面が、内側ゾーン、中間ゾーンおよび外側ゾーンを含み、
前記内側ゾーンが、前記リッドプレートの中心軸から、前記中心軸から内側ゾーン半径方向距離まで画定されており、前記中間ゾーンが、前記内側ゾーン半径方向距離から、前記中心軸から中間ゾーン半径方向距離まで画定されており、前記外側ゾーンが、前記中間ゾーン半径方向距離から、前記輪郭底面の外周エッジにおける外側ゾーン半径方向距離まで画定され、
前記リッドプレートの前記輪郭底面の前記内側ゾーンが、前記リッドプレートの前記輪郭底面の前記中間ゾーンよりも大きな間隙を有し、前記リッドプレートの前記輪郭底面の前記中間ゾーンが、前記リッドプレートの前記輪郭底面の前記外側ゾーンよりも大きな間隙を有し、
前記リッドプレートの前記輪郭底面の前記中間ゾーンが、実質的に均一な間隙を形成している、
処理チャンバのリッドアセンブリ。 - 前記実質的に均一な間隙が、2.54mm(0.1インチ)から50.8mm(2インチ)の範囲である、請求項1に記載のリッドアセンブリ。
- 前記中間ゾーンが、前記中心軸から前記外側ゾーン半径方向距離までの距離の10%から90%の範囲を占める、請求項1に記載のリッドアセンブリ。
- 前記外側ゾーンが、前記中間ゾーンから前記リッドプレートの前面へと傾斜して外側ゾーン角を形成している、請求項1に記載のリッドアセンブリ。
- 前記輪郭底面の前記外側ゾーンが、前記リッドプレートに形成されたポンピング孔を通して前記ポンピングチャネルに接続されている、請求項4に記載のリッドアセンブリ。
- 前記ポンピング孔が、前記輪郭底面の前記外側ゾーンに形成されている、請求項5に記載のリッドアセンブリ。
- 前記ポンピング孔が、85°から95°の範囲の角度で前記輪郭底面の前記外側ゾーンと交差する、請求項5に記載のリッドアセンブリ。
- 前記外側ゾーンに、24から144個の範囲のポンピング孔が存在する、請求項5に記載のリッドアセンブリ。
- 前記ポンピングチャネルと流体連結する少なくとも1つのポンプポートをさらに備える、請求項5に記載のリッドアセンブリ。
- 請求項1から9のいずれか一項に記載の前記リッドアセンブリを備える処理チャンバ。
- 前記ガス分散チャネルに流体連結された遠隔プラズマ源をさらに備える、請求項10に記載の処理チャンバ。
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KR20220052996A (ko) * | 2019-08-28 | 2022-04-28 | 램 리써치 코포레이션 | 금속 증착 |
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