JP2017521865A - 高縦横比を有する凹部の上に絶縁膜を蒸着する方法 - Google Patents
高縦横比を有する凹部の上に絶縁膜を蒸着する方法 Download PDFInfo
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Abstract
Description
Claims (9)
- 5:1以上の縦横比を有する凹部が形成された基板に対して前記凹部の上に絶縁膜を蒸着する方法において,
前記基板がローディングされたチェンバーの内部に,シリコン前駆体を注入して前記基板の上にシリコンを吸着する吸着ステップと,前記チェンバーの内部で未反応シリコン前駆体及び反応副産物を除去する第1パージステップと,前記チェンバーの内部に第1反応ソースを供給して吸着された前記シリコンを,シリコンが含まれる絶縁膜として形成する反応ステップと,前記チェンバーの内部で未反応の第1反応ソースと反応副産物を除去する第2パージステップと,を行う絶縁膜蒸着ステップと,
RF電源を印加して前記チェンバーの内部にプラズマ雰囲気を形成し,前記プラズマ雰囲気を利用して前記シリコンが含まれる絶縁膜を緻密にする緻密化ステップと,を含み,
前記RF電源の周波数は400kHz乃至2MHzである絶縁膜の蒸着方法。 - 前記絶縁膜の厚さが50Å(オングストローム)である場合,前記緻密化ステップは2乃至50秒間行われる請求項1記載の絶縁膜の蒸着方法。
- 前記RF電源の出力は100W乃至3kWであり,
前記RF電源の出力は前記RF電源の周波数の大きさに比例するように調節される請求項1記載の絶縁膜の蒸着方法。 - 前記プラズマ雰囲気はCCP方式によって形成される請求項1記載の絶縁膜の蒸着方法。
- 前記第1反応ソースは,O2,O3,N2,NH3を含む群から選択される一つ以上のガスである請求項1記載の絶縁膜の蒸着方法。
- 前記緻密化ステップは,
Ar,He,Kr及びXeを含む群から選択される一つ以上の点火ガス(ignition gas)を注入して前記プラズマ雰囲気を形成する請求項1記載の絶縁膜の蒸着方法。 - 前記緻密化ステップは,前記点火ガスと共にH2,O2,O3,N2及びNH3を含む群から選択される一つ以上の第2反応ソースを更に注入する請求項6記載の絶縁膜の蒸着方法。
- 前記反応ステップは,
O2雰囲気でプラズマを利用して形成されたO2 -(酸素陰イオン)又はO*(酸素ラジカル)を第1反応ソースとして使用する請求項1記載の絶縁膜の蒸着方法。 - 前記緻密化ステップを介して,前記絶縁膜は300:1BOEに対する150秒を基準に湿式エッチング率が熱CVDによる絶縁膜に比べ4倍以下である請求項1乃至請求項8いずれか1項記載の絶縁膜の蒸着方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020140089285A KR101576637B1 (ko) | 2014-07-15 | 2014-07-15 | 고종횡비를 가지는 오목부 상에 절연막을 증착하는 방법 |
| KR10-2014-0089285 | 2014-07-15 | ||
| PCT/KR2015/006055 WO2016010267A1 (ko) | 2014-07-15 | 2015-06-16 | 고종횡비를 가지는 오목부 상에 절연막을 증착하는 방법 |
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| JP2017521865A true JP2017521865A (ja) | 2017-08-03 |
| JP6371462B2 JP6371462B2 (ja) | 2018-08-08 |
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|---|---|
| US (1) | US9818604B2 (ja) |
| JP (1) | JP6371462B2 (ja) |
| KR (1) | KR101576637B1 (ja) |
| CN (1) | CN106489190B (ja) |
| TW (1) | TWI575603B (ja) |
| WO (1) | WO2016010267A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2020053419A (ja) * | 2018-09-21 | 2020-04-02 | 株式会社Kokusai Electric | 半導体装置の製造方法、基板処理装置、およびプログラム |
| JP2021153086A (ja) * | 2020-03-24 | 2021-09-30 | 株式会社Kokusai Electric | 半導体装置の製造方法、基板処理装置、およびプログラム |
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| KR102362534B1 (ko) * | 2014-12-08 | 2022-02-15 | 주성엔지니어링(주) | 기판 처리방법 |
| KR102671907B1 (ko) * | 2016-10-31 | 2024-06-03 | 주성엔지니어링(주) | 기판처리장치 및 기판처리방법 |
| KR101960763B1 (ko) * | 2016-11-03 | 2019-03-21 | 주식회사 유진테크 | 저온 에피택셜층 형성방법 |
| JP6767885B2 (ja) * | 2017-01-18 | 2020-10-14 | 東京エレクトロン株式会社 | 保護膜形成方法 |
| JP6778144B2 (ja) * | 2017-04-25 | 2020-10-28 | 株式会社Kokusai Electric | 半導体装置の製造方法、基板処理装置およびプログラム |
| TWI845607B (zh) | 2019-02-20 | 2024-06-21 | 荷蘭商Asm Ip私人控股有限公司 | 用來填充形成於基材表面內之凹部的循環沉積方法及設備 |
| JP7556891B2 (ja) * | 2019-06-06 | 2024-09-26 | アプライド マテリアルズ インコーポレイテッド | 高エネルギー低線量プラズマを用いた窒化ケイ素ベースの誘電体膜の後処理の方法 |
| CN114761612A (zh) | 2019-12-02 | 2022-07-15 | 朗姆研究公司 | 原位pecvd覆盖层 |
| JP7473892B2 (ja) * | 2020-03-10 | 2024-04-24 | 株式会社昭和真空 | 蒸着源 |
| US20220298636A1 (en) * | 2021-03-22 | 2022-09-22 | Applied Materials, Inc. | Methods and apparatus for processing a substrate |
| KR20250028461A (ko) * | 2022-06-27 | 2025-02-28 | 램 리써치 코포레이션 | 실리콘-함유 층의 증착 및 에칭 |
| TW202445647A (zh) * | 2022-12-15 | 2024-11-16 | 美商蘭姆研究公司 | 低k介電間隙填充 |
| CN121866360A (zh) * | 2023-09-18 | 2026-04-14 | 朗姆研究公司 | 化学气相沉积增强原子层沉积 |
| WO2026039672A1 (en) * | 2024-08-15 | 2026-02-19 | Applied Materials, Inc. | In-situ cycle ale method for dielectric deposition full-fill on narrow trench |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020053419A (ja) * | 2018-09-21 | 2020-04-02 | 株式会社Kokusai Electric | 半導体装置の製造方法、基板処理装置、およびプログラム |
| JP2021153086A (ja) * | 2020-03-24 | 2021-09-30 | 株式会社Kokusai Electric | 半導体装置の製造方法、基板処理装置、およびプログラム |
| JP7222946B2 (ja) | 2020-03-24 | 2023-02-15 | 株式会社Kokusai Electric | 半導体装置の製造方法、基板処理装置、およびプログラム |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106489190A (zh) | 2017-03-08 |
| TW201614727A (en) | 2016-04-16 |
| US20170148625A1 (en) | 2017-05-25 |
| KR101576637B1 (ko) | 2015-12-10 |
| CN106489190B (zh) | 2019-06-25 |
| WO2016010267A1 (ko) | 2016-01-21 |
| JP6371462B2 (ja) | 2018-08-08 |
| TWI575603B (zh) | 2017-03-21 |
| US9818604B2 (en) | 2017-11-14 |
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