JP4456533B2 - シリコン酸化膜の形成方法、シリコン酸化膜の形成装置及びプログラム - Google Patents
シリコン酸化膜の形成方法、シリコン酸化膜の形成装置及びプログラム Download PDFInfo
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- JP4456533B2 JP4456533B2 JP2005173656A JP2005173656A JP4456533B2 JP 4456533 B2 JP4456533 B2 JP 4456533B2 JP 2005173656 A JP2005173656 A JP 2005173656A JP 2005173656 A JP2005173656 A JP 2005173656A JP 4456533 B2 JP4456533 B2 JP 4456533B2
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Description
被処理体が収容された反応室内にヘキサクロロジシランを供給して活性化させ、活性化したヘキサクロロジシランを前記被処理体の表面に吸着させ、当該被処理体に吸着物を形成する吸着物形成ステップと、
前記吸着物に含まれる塩素を除去し水素化する塩素除去ステップと、
前記反応室内に酸化ガスのラジカルを供給して前記吸着物と反応させ、前記被処理体にシリコン酸化膜を形成するシリコン酸化膜形成ステップと、を備え、
前記反応室内を180℃〜250℃に設定した状態で、前記吸着物形成ステップと、前記塩素除去ステップと、前記シリコン酸化膜形成ステップとを、この順に複数回繰り返す、ことを特徴とする。
被処理体を収容する反応室と、
前記反応室内のガスを排気する排気手段と、
前記反応室内の温度を設定する温度設定手段と、
前記反応室内にヘキサクロロジシランを供給するヘキサクロロジシラン供給手段と、
前記反応室内に水素ラジカルを供給する水素ラジカル供給手段と、
前記反応室内に酸化ガスのラジカルを供給する酸化ガスラジカル供給手段と、
装置の各部を制御する制御手段と、を備え、
前記制御手段は、
前記温度設定手段を制御して前記反応室内を180℃〜250℃に設定した状態で、
前記ヘキサクロロジシラン供給手段を制御して反応室内にヘキサクロロジシランを供給して活性化させ、活性化したヘキサクロロジシランを前記反応室内に収容された被処理体の表面に吸着させ、当該被処理体に吸着物を形成し、
前記水素ラジカル供給手段を制御して反応室内に水素ラジカルを供給させて前記吸着物と反応させ、当該吸着物に含まれる塩素を除去して水素化し、
前記酸化ガスラジカル供給手段を制御して反応室内に酸化ガスのラジカルを供給させ、前記反応室内で前記酸化ガスのラジカルと前記吸着物とを反応させ、前記被処理体にシリコン酸化膜を形成する、
処理を複数回繰り返す、ことを特徴とする。
コンピュータに、
被処理体が収容された反応室内にヘキサクロロジシランを供給して活性化させ、活性化したヘキサクロロジシランを前記被処理体の表面に吸着させ、当該被処理体に吸着物を形成する吸着物形成ステップと、
前記吸着物に含まれる塩素を除去し水素化する塩素除去ステップと、
前記反応室内に酸化ガスのラジカルを供給して前記吸着物と反応させ、前記被処理体にシリコン酸化膜を形成するシリコン酸化膜形成ステップとを、
前記反応室内を180℃〜250℃に設定した状態で、この順に複数回繰り返す手順、
を実行させることを特徴とする。
圧力計(群)123は、反応管2内及び排気管内などの各部の圧力を測定し、測定値を制御部100に通知する。
バス116は、各部の間で情報を伝達する。
2 反応管
3 排気部
4 排気口
5 蓋体
6 ウエハボート
7 昇温用ヒータ
8、9 処理ガス供給管
10 プラズマ発生部
11 電極
12 回転支柱
13 回転機構
14 回転軸
15 回転供給部
100 制御部
111 レシピ記憶部
112 ROM
113 RAM
114 I/Oポート
115 CPU
116 バス
121 操作パネル
122 温度センサ
123 圧力計
124 ヒータコントローラ
125 MFC
126 バルブ制御部
127 真空ポンプ
128 ボートエレベータ
129 プラズマ制御部
W 半導体ウエハ
Claims (9)
- 被処理体が収容された反応室内にヘキサクロロジシランを供給して活性化させ、活性化したヘキサクロロジシランを前記被処理体の表面に吸着させ、当該被処理体に吸着物を形成する吸着物形成ステップと、
前記吸着物に含まれる塩素を除去し水素化する塩素除去ステップと、
前記反応室内に酸化ガスのラジカルを供給して前記吸着物と反応させ、前記被処理体にシリコン酸化膜を形成するシリコン酸化膜形成ステップと、を備え、
前記反応室内を180℃〜250℃に設定した状態で、前記吸着物形成ステップと、前記塩素除去ステップと、前記シリコン酸化膜形成ステップとを、この順に複数回繰り返す、ことを特徴とするシリコン酸化膜の形成方法。 - 前記シリコン酸化膜形成ステップでは、前記酸化ガスに、酸素、酸化窒素、または、一酸化二窒素を用いる、ことを特徴とする請求項1に記載のシリコン酸化膜の形成方法。
- 前記シリコン酸化膜形成ステップでは、前記反応室内を40Pa〜100Paに設定する、ことを特徴とする請求項1または2に記載のシリコン酸化膜の形成方法。
- 前記シリコン酸化膜形成ステップでは、70Pa〜600Paに設定されたプラズマ発生室に酸素を供給して酸素ラジカルを形成し、形成した酸素ラジカルを前記プラズマ発生室から前記反応室内に供給する、ことを特徴とする請求項1乃至3のいずれか1項に記載のシリコン酸化膜の形成方法。
- 前記塩素除去ステップでは、前記反応室内に水素ラジカルを供給して前記吸着物と反応させ、当該吸着物に含まれる塩素を除去し水素化する、ことを特徴とする請求項1乃至4のいずれか1項に記載のシリコン酸化膜の形成方法。
- 前記塩素除去ステップでは、前記反応室内を40Pa〜100Paに設定する、ことを特徴とする請求項5に記載のシリコン酸化膜の形成方法。
- 前記塩素除去ステップでは、70Pa〜400Paに設定されたプラズマ発生室に水素を供給して水素ラジカルを形成し、形成した水素ラジカルを前記プラズマ発生室から前記反応室内に供給する、ことを特徴とする請求項5または6に記載のシリコン酸化膜の形成方法。
- 被処理体を収容する反応室と、
前記反応室内のガスを排気する排気手段と、
前記反応室内の温度を設定する温度設定手段と、
前記反応室内にヘキサクロロジシランを供給するヘキサクロロジシラン供給手段と、
前記反応室内に水素ラジカルを供給する水素ラジカル供給手段と、
前記反応室内に酸化ガスのラジカルを供給する酸化ガスラジカル供給手段と、
装置の各部を制御する制御手段と、を備え、
前記制御手段は、
前記温度設定手段を制御して前記反応室内を180℃〜250℃に設定した状態で、
前記ヘキサクロロジシラン供給手段を制御して反応室内にヘキサクロロジシランを供給して活性化させ、活性化したヘキサクロロジシランを前記反応室内に収容された被処理体の表面に吸着させ、当該被処理体に吸着物を形成し、
前記水素ラジカル供給手段を制御して反応室内に水素ラジカルを供給させて前記吸着物と反応させ、当該吸着物に含まれる塩素を除去して水素化し、
前記酸化ガスラジカル供給手段を制御して反応室内に酸化ガスのラジカルを供給させ、前記反応室内で前記酸化ガスのラジカルと前記吸着物とを反応させ、前記被処理体にシリコン酸化膜を形成する、
処理を複数回繰り返す、ことを特徴とするシリコン酸化膜の形成装置。 - コンピュータに、
被処理体が収容された反応室内にヘキサクロロジシランを供給して活性化させ、活性化したヘキサクロロジシランを前記被処理体の表面に吸着させ、当該被処理体に吸着物を形成する吸着物形成ステップと、
前記吸着物に含まれる塩素を除去し水素化する塩素除去ステップと、
前記反応室内に酸化ガスのラジカルを供給して前記吸着物と反応させ、前記被処理体にシリコン酸化膜を形成するシリコン酸化膜形成ステップとを、
前記反応室内を180℃〜250℃に設定した状態で、この順に複数回繰り返す手順、
を実行させるためのプログラム。
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| JP2005173656A JP4456533B2 (ja) | 2005-06-14 | 2005-06-14 | シリコン酸化膜の形成方法、シリコン酸化膜の形成装置及びプログラム |
| US11/448,005 US7442656B2 (en) | 2005-06-14 | 2006-06-07 | Method and apparatus for forming silicon oxide film |
| KR1020060052907A KR100957879B1 (ko) | 2005-06-14 | 2006-06-13 | 반도체 처리용 성막 방법 및 장치와, 컴퓨터로 판독 가능한 매체 |
| CNB2006100922090A CN100477116C (zh) | 2005-06-14 | 2006-06-14 | 硅氧化膜的形成方法和硅氧化膜的形成装置 |
| TW095121221A TWI355029B (en) | 2005-06-14 | 2006-06-14 | Method and apparatus for forming silicon oxide fil |
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| JP2006351689A (ja) | 2006-12-28 |
| TWI355029B (en) | 2011-12-21 |
| TW200713447A (en) | 2007-04-01 |
| CN1881543A (zh) | 2006-12-20 |
| US20060281337A1 (en) | 2006-12-14 |
| US7442656B2 (en) | 2008-10-28 |
| KR20060130501A (ko) | 2006-12-19 |
| KR100957879B1 (ko) | 2010-05-13 |
| CN100477116C (zh) | 2009-04-08 |
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