JP6936700B2 - 半導体製造装置及び半導体装置の製造方法 - Google Patents
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Description
Claims (15)
- 処理室が設けられる容器と、
前記処理室の内部に設けられ、ケイ酸塩を含む高誘電率絶縁膜を有する半導体基板を保持するステージと、
前記処理室に反応性ガスを供給する第1の系統及び前記処理室に触媒性ガスを供給する第2の系統を有するガス供給ラインとを有し、
前記反応性ガスとして、前記高誘電率絶縁膜に含まれる金属元素と反応して揮発性の第1の有機金属錯体を形成する錯体化材料ガスと前記第1の有機金属錯体の安定性を高める錯体安定化材料ガスとを含む混合ガスを供給し、
前記触媒性ガスとして、前記高誘電率絶縁膜を変性し、前記第1の有機金属錯体の形成反応を促進する第2の有機金属錯体を原料とする触媒性ガスを供給し、
前記錯体安定化材料ガスの原料物質は、分子骨格内に不対電子を有する元素を2個以上持ち、かつ水素原子およびフッ素原子を除いて5個以上の原子を持つ有機化合物である半導体製造装置。
- 請求項1において、
前記高誘電率絶縁膜に含まれる金属元素は、周期表において第5周期およびそれ以後に分類される金属元素であり、
前記高誘電率絶縁膜は前記金属元素のケイ酸塩を含む半導体製造装置。 - 請求項1において、
前記高誘電率絶縁膜に含まれる金属元素は、希土類元素であり、
前記高誘電率絶縁膜は前記希土類元素のケイ酸塩を含む半導体製造装置。 - 請求項1において、
前記第1の系統は第1の気化器を有し、
前記第2の系統は第2の気化器を有し、
前記第1の気化器は、前記錯体化材料ガスの原料薬液と前記錯体安定化材料ガスの原料薬液との混合薬液を所定の温度、圧力条件下で気化させ、
前記第2の気化器は、前記第2の有機金属錯体を原料とする原料薬液を所定の温度、圧力条件下で気化させる半導体製造装置。 - ケイ酸塩を含む高誘電率絶縁膜上に所定のパターン形状を有するマスク層が形成された半導体基板を処理室に載置し、
前記半導体基板の表面に吸着されている気体や異物を脱離させ、
触媒性ガスを減圧加熱下で供給し、
前記触媒性ガスの供給停止後、前記半導体基板を冷却し、前記半導体基板の温度が所定の温度を下回った状態で、前記処理室に反応性ガスを供給し、
前記反応性ガスの供給を停止して、前記処理室内を減圧加熱し、
前記高誘電率絶縁膜に含まれる金属元素と反応して生じる第1の有機金属錯体を気化させて前記処理室より排気する半導体装置の製造方法。 - 請求項5において、
前記触媒性ガスは、前記高誘電率絶縁膜を変性し、前記第1の有機金属錯体の形成反応を促進する第2の有機金属錯体を原料とする触媒性ガスであり、
前記反応性ガスは、前記高誘電率絶縁膜に含まれる金属元素と反応して前記第1の有機金属錯体を形成する錯体化材料ガスと前記第1の有機金属錯体の安定性を高める錯体安定化材料ガスとを含む混合ガスであり、
前記錯体安定化材料ガスの原料物質は、分子骨格内に不対電子を有する元素を2個以上持ち、かつ水素原子およびフッ素原子を除いて5個以上の原子を持つ有機化合物である半導体装置の製造方法。
- 請求項5において、
前記高誘電率絶縁膜に含まれる金属元素は、周期表において第5周期およびそれ以後に分類される金属元素であり、
前記高誘電率絶縁膜は前記金属元素のケイ酸塩を含む半導体装置の製造方法。 - 請求項5において、
前記高誘電率絶縁膜に含まれる金属元素は、希土類元素であり、
前記高誘電率絶縁膜は前記希土類元素のケイ酸塩を含む半導体装置の製造方法。 - 請求項6において、
前記錯体化材料ガスの原料物質は、遷移金属原子に対して少なくとも2座以上の配位結合を形成し得る有機化合物、いわゆる多座配位子分子である半導体装置の製造方法。 - 請求項9において、
前記錯体化材料ガスの原料物質は、フッ素原子を含むジケトン類である半導体装置の製造方法。 - 請求項6において、
前記錯体安定化材料ガスの原料物質である有機化合物は、前記不対電子を有する元素として、酸素原子、窒素原子または硫黄原子を持つ半導体装置の製造方法。
- 請求項11において、
前記錯体安定化材料ガスの原料物質は、エーテル類である半導体装置の製造方法。 - 請求項6において、
前記第2の有機金属錯体は鉄族元素を含む有機金属錯体である半導体装置の製造方法。 - 請求項13において、
前記第2の有機金属錯体はコバルトを含む有機金属錯体である半導体装置の製造方法。 - 請求項13において、
前記第2の有機金属錯体はフッ素原子を含まない有機金属錯体である半導体装置の製造方法。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017209918A JP6936700B2 (ja) | 2017-10-31 | 2017-10-31 | 半導体製造装置及び半導体装置の製造方法 |
| KR1020180019180A KR102029119B1 (ko) | 2017-10-31 | 2018-02-19 | 반도체 제조 장치 및 반도체 장치의 제조 방법 |
| TW107106307A TWI662615B (zh) | 2017-10-31 | 2018-02-26 | 半導體製造裝置及半導體裝置的製造方法 |
| US15/906,933 US20190131120A1 (en) | 2017-10-31 | 2018-02-27 | Semiconductor manufacturing apparatus and method for manufacturing semiconductor device |
| US17/238,416 US11515169B2 (en) | 2017-10-31 | 2021-04-23 | Method of making a semiconductor device including etching of a metal silicate using sequential and cyclic application of reactive gases |
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| US11037779B2 (en) | 2017-12-19 | 2021-06-15 | Micron Technology, Inc. | Gas residue removal |
| WO2019226341A1 (en) * | 2018-05-25 | 2019-11-28 | Lam Research Corporation | Thermal atomic layer etch with rapid temperature cycling |
| US11637022B2 (en) | 2018-07-09 | 2023-04-25 | Lam Research Corporation | Electron excitation atomic layer etch |
| GB2579360A (en) * | 2018-11-28 | 2020-06-24 | Edwards Ltd | Multiple chamber vacuum exhaust system |
| JP6905149B2 (ja) | 2019-02-14 | 2021-07-21 | 株式会社日立ハイテク | 半導体製造装置 |
| JP7548740B2 (ja) * | 2019-07-18 | 2024-09-10 | エーエスエム・アイピー・ホールディング・ベー・フェー | 中間チャンバーを備える半導体気相エッチング装置 |
| JP7321052B2 (ja) * | 2019-10-17 | 2023-08-04 | 東京エレクトロン株式会社 | 基板処理装置および装置洗浄方法 |
| WO2021192210A1 (ja) * | 2020-03-27 | 2021-09-30 | 株式会社日立ハイテク | 半導体製造方法 |
| KR102616521B1 (ko) * | 2020-10-08 | 2023-12-27 | 세메스 주식회사 | 기판 처리 장치, 처리액 공급 장치 및 처리액 공급 방법 |
| CN114916240B (zh) * | 2020-12-10 | 2025-11-21 | 株式会社日立高新技术 | 半导体制造方法和半导体制造装置 |
| WO2022169509A1 (en) | 2021-02-03 | 2022-08-11 | Lam Research Corporation | Etch selectivity control in atomic layer etching |
| US20220285226A1 (en) * | 2021-03-04 | 2022-09-08 | Taiwan Semiconductor Manufacturing Co., Ltd. | Apparatus and methods for three dimensional reticle defect smart repair |
| JP2023142445A (ja) * | 2022-03-25 | 2023-10-05 | 株式会社Screenホールディングス | 基板処理装置および基板処理方法 |
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| JP2001284330A (ja) * | 2000-03-31 | 2001-10-12 | Hitachi Ltd | 半導体装置の製造方法、及び製造装置 |
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| JP2003082464A (ja) * | 2001-09-10 | 2003-03-19 | Mitsubishi Electric Corp | 化学気相成長法用液体原料、化学気相成長法による膜形成方法、および、化学気相成長装置 |
| JP2004091829A (ja) * | 2002-08-30 | 2004-03-25 | Tokyo Electron Ltd | エッチング方法及びエッチング装置 |
| WO2004030049A2 (en) * | 2002-09-27 | 2004-04-08 | Tokyo Electron Limited | A method and system for etching high-k dielectric materials |
| US7723235B2 (en) * | 2004-09-17 | 2010-05-25 | Renesas Technology Corp. | Method for smoothing a resist pattern prior to etching a layer using the resist pattern |
| US7723245B2 (en) * | 2004-11-29 | 2010-05-25 | Hitachi Kokusai Electric Inc. | Method for manufacturing semiconductor device, and substrate processing apparatus |
| JP5080009B2 (ja) | 2005-03-22 | 2012-11-21 | 日立ビアメカニクス株式会社 | 露光方法 |
| JP5259125B2 (ja) * | 2006-08-24 | 2013-08-07 | 富士通セミコンダクター株式会社 | 基板処理方法、半導体装置の製造方法、基板処理装置および記録媒体 |
| JP5145743B2 (ja) * | 2007-03-27 | 2013-02-20 | 富士通セミコンダクター株式会社 | 半導体装置の製造方法 |
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| JP2009252895A (ja) | 2008-04-03 | 2009-10-29 | Toshiba Corp | 半導体装置及びその製造方法 |
| US8809195B2 (en) * | 2008-10-20 | 2014-08-19 | Asm America, Inc. | Etching high-k materials |
| US9238865B2 (en) * | 2012-02-06 | 2016-01-19 | Asm Ip Holding B.V. | Multiple vapor sources for vapor deposition |
| JP6163446B2 (ja) | 2014-03-27 | 2017-07-12 | 株式会社東芝 | 半導体装置の製造方法 |
| JP2017122202A (ja) * | 2016-01-08 | 2017-07-13 | 積水化学工業株式会社 | 二液混合系接着剤 |
| WO2017213842A2 (en) * | 2016-05-23 | 2017-12-14 | The Regents Of The University Of Colorado, A Body Corporate | Enhancement of thermal atomic layer etching |
| JP6817752B2 (ja) * | 2016-09-09 | 2021-01-20 | 株式会社日立ハイテク | エッチング方法およびエッチング装置 |
| US10280519B2 (en) | 2016-12-09 | 2019-05-07 | Asm Ip Holding B.V. | Thermal atomic layer etching processes |
| US10566212B2 (en) | 2016-12-19 | 2020-02-18 | Lam Research Corporation | Designer atomic layer etching |
| US10692724B2 (en) * | 2016-12-23 | 2020-06-23 | Lam Research Corporation | Atomic layer etching methods and apparatus |
| JP6980406B2 (ja) * | 2017-04-25 | 2021-12-15 | 株式会社日立ハイテク | 半導体製造装置及び半導体装置の製造方法 |
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| US20210335622A1 (en) | 2021-10-28 |
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| US20190131120A1 (en) | 2019-05-02 |
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