JP2020132904A - 基板処理方法及び基板処理装置 - Google Patents
基板処理方法及び基板処理装置 Download PDFInfo
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Abstract
Description
本実施形態に係るクラスタシステム(基板処理装置)300について、図1を用いて説明する。図1は、本実施形態に係るクラスタシステム300の構成図である。クラスタシステム300は、ウェハ等の基板Wの表面にシード層を形成し、その後、シード層が形成された基板Wに金属含有膜を成膜する装置である。
次に、シード層形成装置100の構造の一例について、図2を用いて説明する。図2は、第1実施形態に係るクラスタシステム300が備えるシード層形成装置100の断面模式図の一例である。
次に、成膜装置200の構造の一例について、図3を用いて説明する。図3は、本実施形態に係るクラスタシステム300が備える成膜装置200の断面模式図の一例である。
次に、図4及び図5を用いて、第1実施形態に係るクラスタシステム300による成膜方法について説明する。図4は、本実施形態に係るクラスタシステム300における成膜方法の一例を示すフローチャートである。図5は、第1実施形態の成膜方法の各工程における基板Wの状態を示す断面模式図である。
原料ガス:ジイソプロピルアミノシラン(DIPAS)
基板温度:100〜550℃
原料ガス流量:50〜500sccm
処理空間圧力:1〜10Torr
原料ガス:TiCl4
還元ガス:NH3
基板温度:300〜700℃
原料ガス流量:100〜1000sccm
還元ガス流量:5〜40L/min
処理空間圧力:0.5〜10Torr
次に、図4及び図7を用いて、第2実施形態に係るクラスタシステム300による成膜方法について説明する。図7は、第2実施形態の成膜方法の各工程における基板Wの状態を示す断面模式図である。
原料ガス:テトラキス(ジメチルアミノ)チタン(TDMAT)
還元ガス:NH3
基板温度:150〜500℃
原料ガス流量:30〜200sccm
還元ガス流量:5〜40L/min
処理空間圧力:1〜10Torr
2 基板載置台(ステージ)
5,5A,5B 処理ガス供給機構(ガス供給部)
6 制御装置
21 ヒータ(加熱源)
100 シード層形成装置(基板処理装置)
200 成膜装置(基板処理装置)
300 クラスタシステム(基板処理装置)
310 全体制御部(制御部)
401 シリコン基体
402 絶縁膜
410,413 シード層
420 金属含有膜
500 基板処理装置
Claims (16)
- 基板を準備する工程と、
前記基板を載置するステージの温度を第1の温度に加熱し、前記基板に対して第1の原料ガスを供給して、前記基板の表面にシード層を形成する工程と、
前記基板を載置するステージの温度を第2の温度に加熱し、前記シード層が形成された前記基板に対して第2の原料ガス及び第1の還元ガスを供給して、金属含有膜を成膜する工程と、を備える、基板処理方法。 - 前記シード層は、前記シード層が形成されていない前記基板の表面よりも、前記第2の原料ガスの吸着性が高い、
請求項1に記載の基板処理方法。 - 前記第1の原料ガスは、シリコン含有ガスである、
請求項2に記載の基板処理方法。 - 前記第1の原料ガスは、前記シード層を形成する工程の間、連続的に供給される、
請求項1乃至請求項3のいずれか1項に記載の基板処理方法。 - 前記シード層を形成する工程は、
前記第1の原料ガス及び第2の還元ガスを供給して、前記基板の表面に前記シード層を形成する、
請求項1に記載の基板処理方法。 - 前記第1の原料ガス及び前記第2の還元ガスの供給は、交互に供給される、
請求項5に記載の基板処理方法。 - 前記第1の原料ガスは、前記第2の原料ガスよりも、前記シード層が形成されていない前記基板の表面における吸着性が高い、
請求項5または請求項6に記載の基板処理方法。 - 前記第1の原料ガスは、有機金属ガスである、
請求項5乃至請求項7のいずれか1項に記載の基板処理方法。 - 前記有機金属ガスは、Al含有ガス又はTi含有ガスである、
請求項8に記載の基板処理方法。 - 前記第1の還元ガスは、窒素含有ガスである、
請求項1乃至請求項4のいずれか1項に記載の基板処理方法。 - 前記第1の還元ガス及び前記第2の還元ガスは、窒素含有ガスである、
請求項5乃至請求項9のいずれか1項に記載の基板処理方法。 - 前記第2の原料ガスは、前記第1の原料ガスとは異なる、
請求項1乃至請求項11のいずれか1項に記載の基板処理方法。 - 前記第2の原料ガスは、Ti含有ガスである、
請求項1乃至請求項12のいずれか1項に記載の基板処理方法。 - 前記シード層は、不連続膜である、
請求項1乃至請求項13のいずれか1項に記載の基板処理方法。 - チャンバと、
基板を載置するステージと、
前記チャンバにガスを供給するガス供給部と、
前記ステージを加熱する加熱源と、
制御部と、を備え、
前記制御部は、
前記基板を準備する工程と、
前記基板を載置する前記ステージの温度を第1の温度に加熱し、前記基板に対して第1の原料ガスを供給して、前記基板の表面にシード層を形成する工程と、
前記基板を載置する前記ステージの温度を第2の温度に加熱し、前記シード層が形成された前記基板に対して第2の原料ガス及び第1の還元ガスを供給して、金属含有膜を成膜する工程と、を実行する、基板処理装置。 - 複数のチャンバと、真空搬送室とを有する基板処理装置であって、
各チャンバは、
基板を載置するステージと、
前記チャンバにガスを供給するガス供給部と、
前記ステージを加熱する加熱源と、
制御部と、を有し、
前記制御部は、
一のチャンバに前記基板を準備する工程と、
前記基板を載置する前記ステージの温度を第1の温度に加熱し、前記基板に対して第1の原料ガスを供給して、前記基板の表面にシード層を形成する工程と、
前記真空搬送室を介して、前記一のチャンバから他のチャンバへ大気に暴露せずに前記基板を搬送する工程と、
前記基板を載置する前記ステージの温度を第2の温度に加熱し、前記シード層が形成された前記基板に対して第2の原料ガス及び第1の還元ガスを供給して、金属含有膜を成膜する工程と、を実行する、基板処理装置。
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| KR1020200011834A KR102377068B1 (ko) | 2019-02-13 | 2020-01-31 | 기판 처리 방법 및 기판 처리 장치 |
| US16/781,362 US11551933B2 (en) | 2019-02-13 | 2020-02-04 | Substrate processing method and substrate processing apparatus |
| CN202010081889.6A CN111560601B (zh) | 2019-02-13 | 2020-02-06 | 基板处理方法和基板处理装置 |
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| JP2024083991A (ja) * | 2022-12-12 | 2024-06-24 | 東京エレクトロン株式会社 | 基板処理装置のプリコート方法及び基板処理装置 |
| JP2024123397A (ja) * | 2023-03-01 | 2024-09-12 | 東京エレクトロン株式会社 | 成膜方法、半導体装置の製造方法、処理システム及びキャパシタ |
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| CN111560601A (zh) | 2020-08-21 |
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| US20200258748A1 (en) | 2020-08-13 |
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