JP4792132B2 - 誘電体ならびに半導体装置の製造方法、プログラム、および、記録媒体 - Google Patents
誘電体ならびに半導体装置の製造方法、プログラム、および、記録媒体 Download PDFInfo
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Description
Oxide Semiconductor)型の不揮発性半導体装置の分野では、素子の微細化に伴い電荷保持層とゲート電極との間を隔てるブロッキング膜があるが、素子の微細化に伴い、ブロッキング膜の高誘電率化が求められている。同様に、FG(Floating Gate)型の不揮発性半導体装置の分野では、素子の微細化に伴い、浮遊電極とゲート電極間の絶縁膜の高誘電率化が求められている。また、先端CMOSデバイス開発の分野では、ゲート絶縁膜に高誘電率材料を用いて物理膜厚を厚くすることでゲートリーク電流を低減する技術が検討されている。また、高誘電率膜は、上述した半導体装置の製造工程における1000℃のアニール処理に対する耐熱性が求められる。更には、高誘電率膜は半導体装置の動作電圧のバラツキを抑制するため、膜表面の平坦性が優れていることが求められる。
基板上に、HfもしくはHfとZrの混合物からなるA元素とAlもしくはSiからなるB元素とOを含有する金属酸化物からなる誘電体膜を形成する誘電体膜の製造方法であって、
A元素とB元素のモル比率B/(A+B)が0.02≦(B/(A+B))≦0.095であり、かつA元素とOのモル比率O/Aが1.0<(O/A)<2.0の間で表される非晶質構造を有する金属酸化物を形成する工程と、
該非晶質構造を有する金属酸化物に700℃以上のアニール処理を施し、立方晶の混入割合が80%以上の結晶相を含む金属酸化物を形成する工程と、
を備えたことを特徴とする。
前記非晶質構造を有する金属酸化物を形成する工程が、
真空容器内で、酸素からなる反応性ガスと不活性ガスの混合雰囲気下において前記金属酸化物層を構成する金属ターゲットをマグネトロンスパッタする工程であり、
前記反応性ガスの供給量を、前記金属酸化物のA元素とOのモル比率O/Aが1.5<(O/A)<2.0の範囲となるように設定することが好ましい。
前記誘電体膜を、上記の誘電体膜の製造方法により形成することを特徴とする。
前記基板上に形成されたゲート電極と、
前記基板と前記ゲート電極の間に順次積層された積層型ゲート絶縁膜を有する不揮発性半導体装置の製造方法であって、
前記積層型ゲート絶縁膜を構成する絶縁膜の少なくとも一層を、上記の誘電体膜の製造方法により形成することを特徴とする。
前記基板上に形成されたゲート電極と、
前記基板と前記ゲート電極の間に絶縁膜と浮遊電極と絶縁膜が順次積層された構造を有する不揮発性半導体装置であって、
前記ゲート電極と前記浮遊電極との間を構成する絶縁膜の少なくとも一部を、上記の誘電体膜の製造方法により形成することを特徴とする。
ソース領域と、
ドレイン領域と、
絶縁膜を介して形成されたゲート電極と、
を有する半導体装置の製造方法であって、
前記絶縁膜を、上記の誘電体膜の製造方法により形成することを特徴とする。
A元素とB元素のモル比率B/(A+B)が0.02≦(B/(A+B))≦0.095であり、かつA元素とOのモル比率O/Aが1.0<(O/A)<2.0の間で表される非晶質構造を有する金属酸化物を形成する手順と、
該非晶質構造を有する金属酸化物に700℃以上のアニール処理を施し、立方晶の混入割合が80%以上の結晶相を含む金属酸化物を形成する手順と、
をコンピューターに実行させることを特徴とする。
A元素とB元素のモル比率B/(A+B)が0.02≦(B/(A+B))≦0.095であり、かつA元素とOのモル比率O/Aが1.0<(O/A)<2.0の間で表される非晶質構造を有する金属酸化物を形成する手順と、
該非晶質構造を有する金属酸化物に700℃以上のアニール処理を施し、立方晶の混入割合が80%以上の結晶相を含む金属酸化物を形成する手順と、
をコンピューターに実行させることを特徴とする。
de=dh×(εo/εh)・・・(1)
1.少なくとも表面が半導体層で構成される基板と、前記基板上に形成されたゲート電極と、前記基板と前記ゲート電極の間に順次積層された積層型ゲート絶縁膜を有する不揮発性半導体装置の製造方法であって、前記積層型ゲート絶縁膜を構成する絶縁膜の少なくとも一層を、本発明の方法により形成する半導体装置の製造方法。
2.少なくとも表面が半導体層で構成される基板と、前記基板上に形成されたゲート電極と、前記基板と前記ゲート電極の間に絶縁膜と浮遊電極と絶縁膜が順次積層された構造を有する不揮発性半導体装置であって、前記ゲート電極と前記浮遊電極との間を構成する絶縁膜の少なくとも一部が、本発明の誘電体膜である半導体装置。
3.少なくとも表面が半導体層で構成される基板上に、ソース領域と、ドレイン領域と、絶縁膜を介して形成されたゲート電極と、を有する半導体装置の製造方法であって、前記絶縁膜を、本発明の方法により形成する半導体装置の製造方法。
A元素とB元素のモル比率B/(A+B)が0.02≦(B/(A+B))≦0.095であり、かつA元素とOのモル比率O/Aが1.0<(O/A)<2.0の間で表され、非晶質構造を有する金属酸化物を形成する手順と、
該非晶質構造を有する金属酸化物に700℃以上のアニール処理を施し、立方晶の混入割合が80%以上の結晶相を含む金属酸化物を形成する手順と、
を有する。
本発明の第1の実施例を、図面を参照しながら詳細に説明する。
本発明の第2の実施例を、図面を参照しながら詳細に説明する。
図16(a)〜(c)は本発明の第3の実施例に関わる半導体素子の作製工程を示した断面図である。
Deposition)法により30Å〜100Å形成する。続いて、第3の絶縁膜505として、酸化アルミニウム膜を5Å〜50Å形成する。酸化アルミニウム膜は、MOCVD法、ALD(Atomic Layer Deposition)法、PVD(Physical Vapor Deposition)法を用いてもよい。続いて、第4の絶縁膜(誘電体膜)506として、実施例1と同じ方法によりHfAlO膜を膜厚5nm〜20nmの範囲で形成する。続いて、第5の絶縁膜507として、酸化アルミニウム膜を5Å〜50Å形成する。形成方法は、MOCVD法、ALD法、PVD法を用いて形成する。尚、第3の絶縁膜505と第4の絶縁膜506と第5の絶縁膜507の積層膜がブロッキング膜512である。
本発明の第4の実施例を、図面を参照しながら詳細に説明する。
2 シリコン酸化膜
3 誘電体膜
4 TiN膜
100 成膜処理室
101 ヒータ
102 被処理基板
103 基板支持台
104 サセプタ
105 ヒータ
106、126 金属ターゲット
107、127 バックプレート
108、128 ターゲットホルダー
109、129 絶縁体
110、130 直流電源
111、131 マグネット
112、132 マグネットホルダー
116 遮蔽板
117 コンダクタンスバルブ
118 排気ポンプ
201 不活性ガス源
202 バルブ
203 マスフローコントローラ
204 バルブ
205 反応性ガス源
206 バルブ
207 マスフローコントローラ
208 バルブ
301 シリコン基板
302 シリコン酸化膜
303 誘電体膜
304 TiN膜
401 シリコン基板
402 素子分離領域
403 シリコン酸化膜
404 誘電体膜
405 ゲート電極
406 エクステンション領域
407 ゲート側壁
408 ソース・ドレイン領域
501 シリコン基板
502 素子分離領域
503 第1の絶縁膜
504 第2の絶縁膜
505 第3の絶縁膜
506 第4の絶縁膜(誘電体膜)
507 第5の絶縁膜
508 ゲート電極
509 エクステンション領域
510 ゲート側壁
511 ソース・ドレイン領域
601 浮遊電極
Claims (12)
- 基板上に、HfもしくはHfとZrの混合物からなるA元素とAlもしくはSiからなるB元素とOを含有する金属酸化物からなる誘電体膜を形成する誘電体膜の製造方法であって、
A元素とB元素のモル比率B/(A+B)が0.02≦(B/(A+B))≦0.095であり、かつA元素とOのモル比率O/Aが1.0<(O/A)<2.0の間で表される非晶質構造を有する金属酸化物を形成する工程と、
該非晶質構造を有する金属酸化物に700℃以上のアニール処理を施し、立方晶の混入割合が80%以上の結晶相を含む金属酸化物を形成する工程と、
を備えたことを特徴とする誘電体膜の製造方法。 - 前記非晶質構造を有する金属酸化物を形成する工程が、
真空容器内で、酸素からなる反応性ガスと不活性ガスの混合雰囲気下において前記金属酸化物層を構成する金属材料を含む金属ターゲットをマグネトロンスパッタする工程であり、
前記反応性ガスの供給量を、前記金属酸化物のA元素とOのモル比率O/Aが1.5<(O/A)<2.0の範囲となるように設定することを特徴とする請求項1に記載の誘電体膜の製造方法。 - 前記反応性ガスの供給量を、前記金属ターゲットの表面が酸化することにより生じるスパッタ率の低下率が最大となる供給量以下に設定することを特徴とする請求項2に記載の誘電体膜の製造方法。
- 前記真空容器内の圧力を1×10-1Pa以下に設定することを特徴とする請求項2または3に記載の誘電体膜の製造方法。
- 前記誘電体膜の比誘電率が40以上であることを特徴とする請求項1から4のいずれか1項に記載の誘電体膜の製造方法。
- 絶縁体膜として誘電体膜を有する半導体装置の製造方法であって、
前記誘電体膜を、請求項1から5のいずれか1項に記載の方法により形成することを特徴とする半導体装置の製造方法。 - 少なくとも表面が半導体層で構成される基板と、
前記基板上に形成されたゲート電極と、
前記基板と前記ゲート電極の間に順次積層された積層型ゲート絶縁膜を有する不揮発性半導体装置の製造方法であって、
前記積層型ゲート絶縁膜を構成する絶縁膜の少なくとも一層を、請求項1から5のいずれかに1項に記載の方法により形成することを特徴とする半導体装置の製造方法。 - 少なくとも表面が半導体層で構成される基板と、
前記基板上に形成されたゲート電極と、
前記基板と前記ゲート電極の間に絶縁膜と浮遊電極と絶縁膜が順次積層された構造を有する不揮発性半導体装置の製造方法であって、
前記ゲート電極と前記浮遊電極との間を構成する絶縁膜の少なくとも一部を、請求項1から5のいずれかに1項に記載の方法により形成することを特徴とする半導体装置の製造方法。 - 少なくとも表面が半導体層で構成される基板上に、
ソース領域と、
ドレイン領域と、
絶縁膜を介して形成されたゲート電極と、
を有する半導体装置の製造方法であって、
前記絶縁膜を、請求項1から5のいずれかに1項に記載の方法により形成することを特徴とする半導体装置の製造方法。 - 基板上に、HfもしくはHfとZrの混合物からなるA元素とAlもしくはSiからなるB元素とOを含有する金属酸化物からなる誘電体膜を形成する誘電体膜の製造プログラムであって、
A元素とB元素のモル比率B/(A+B)が0.02≦(B/(A+B))≦0.095であり、かつA元素とOのモル比率O/Aが1.0<(O/A)<2.0の間で表される非晶質構造を有する金属酸化物を形成する手順と、
該非晶質構造を有する金属酸化物に700℃以上のアニール処理を施し、立方晶の混入割合が80%以上の結晶相を含む金属酸化物を形成する手順と、
をコンピューターに実行させることを特徴とする誘電体膜の製造プログラム。 - 絶縁体膜として、HfもしくはHfとZrの混合物からなるA元素とAlもしくはSiからなるB元素とOを含有する金属酸化物からなる誘電体膜を有する半導体装置の製造プログラムであって、
A元素とB元素のモル比率B/(A+B)が0.02≦(B/(A+B))≦0.095であり、かつA元素とOのモル比率O/Aが1.0<(O/A)<2.0の間で表される非晶質構造を有する金属酸化物を形成する手順と、
該非晶質構造を有する金属酸化物に700℃以上のアニール処理を施し、立方晶の混入割合が80%以上の結晶相を含む金属酸化物を形成する手順と、
をコンピューターに実行させることを特徴とする半導体装置の製造プログラム。 - 請求項10または11に記載の製造プログラムを記録したことを特徴とするコンピュータ読み取り可能な記録媒体。
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Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9425393B2 (en) * | 2008-12-19 | 2016-08-23 | The Trustees Of The University Of Pennsylvania | Non-volatile resistance-switching thin film devices |
| KR101347233B1 (ko) | 2009-10-27 | 2014-01-07 | 캐논 아네르바 가부시키가이샤 | 비휘발성 기억 소자 및 이의 제조 방법 |
| JP5456150B2 (ja) * | 2010-02-17 | 2014-03-26 | パナソニック株式会社 | 半導体装置及びその製造方法 |
| JP2012104808A (ja) * | 2010-10-14 | 2012-05-31 | Dainippon Screen Mfg Co Ltd | 熱処理装置および熱処理方法 |
| US8921238B2 (en) * | 2011-09-19 | 2014-12-30 | United Microelectronics Corp. | Method for processing high-k dielectric layer |
| JP5882075B2 (ja) * | 2012-02-06 | 2016-03-09 | 東京エレクトロン株式会社 | キャパシタの製造方法、キャパシタ、およびそれに用いられる誘電体膜の形成方法 |
| US10672084B2 (en) * | 2012-05-07 | 2020-06-02 | Oracle International Corporation | Method and system for integrating an enterprise application with a social networking application |
| US20150255267A1 (en) * | 2014-03-09 | 2015-09-10 | Tokyo Electron Limited | Atomic Layer Deposition of Aluminum-doped High-k Films |
| US20150279880A1 (en) * | 2014-03-31 | 2015-10-01 | Taiwan Semiconductor Manufacturing Company Ltd. | Backside illuminated image sensor and method of manufacturing the same |
| CN104037239A (zh) * | 2014-06-26 | 2014-09-10 | 西安电子科技大学 | SiC MOS电容及制造方法 |
| US10224481B2 (en) | 2014-10-07 | 2019-03-05 | The Trustees Of The University Of Pennsylvania | Mechanical forming of resistive memory devices |
| US20160138182A1 (en) * | 2014-11-18 | 2016-05-19 | Wisconsin Alumni Research Foundation | Methods for forming mixed metal oxide epitaxial films |
| US20180026055A1 (en) * | 2016-07-19 | 2018-01-25 | Applied Materials, Inc. | Hybrid high-k dielectric material film stacks comprising zirconium oxide utilized in display devices |
| KR102397393B1 (ko) * | 2017-11-28 | 2022-05-12 | 삼성전자주식회사 | 반도체 장치 |
| CN108511424A (zh) * | 2018-05-30 | 2018-09-07 | 睿力集成电路有限公司 | 集成电路电容器及其制造方法、半导体器件 |
| KR102718284B1 (ko) * | 2019-11-12 | 2024-10-18 | 에스케이하이닉스 주식회사 | 반도체 장치 및 그 제조 방법 |
| CN111668023B (zh) * | 2020-05-13 | 2021-10-08 | 肇庆市华师大光电产业研究院 | 一种铪铝氧薄膜的制备方法及其应用 |
| CN111668372B (zh) | 2020-06-18 | 2023-05-30 | 中国科学院微电子研究所 | 一种HfO2基铁电电容器及其制备方法和HfO2基铁电存储器 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001077111A (ja) * | 1999-07-19 | 2001-03-23 | Sharp Corp | アルミニウムをドープしたジルコニウム誘電体膜のトランジスタ構造およびその堆積方法 |
| JP2003008011A (ja) * | 2001-06-21 | 2003-01-10 | Matsushita Electric Ind Co Ltd | 半導体装置及びその製造方法 |
| JP2004214304A (ja) * | 2002-12-27 | 2004-07-29 | Nec Electronics Corp | 半導体装置及びその製造方法 |
| WO2004107451A1 (ja) * | 2003-05-29 | 2004-12-09 | Nec Corporation | Mis型電界効果トランジスタを備える半導体装置及びその製造方法並びに金属酸化膜の形成方法 |
| JP2007299878A (ja) * | 2006-04-28 | 2007-11-15 | Toshiba Corp | 半導体装置およびその製造方法 |
| JP2008016626A (ja) * | 2006-07-05 | 2008-01-24 | Toshiba Corp | 半導体装置及びその製造方法 |
| WO2008108128A1 (ja) * | 2007-03-08 | 2008-09-12 | Nec Corporation | 誘電体、誘電体を用いたキャパシタ、誘電体を用いた半導体装置、及び誘電体の製造方法 |
| JP2008244428A (ja) * | 2007-03-23 | 2008-10-09 | Hynix Semiconductor Inc | 半導体素子の製造方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6642131B2 (en) | 2001-06-21 | 2003-11-04 | Matsushita Electric Industrial Co., Ltd. | Method of forming a silicon-containing metal-oxide gate dielectric by depositing a high dielectric constant film on a silicon substrate and diffusing silicon from the substrate into the high dielectric constant film |
| JP3748218B2 (ja) | 2001-09-10 | 2006-02-22 | 日本電信電話株式会社 | Mis型半導体装置の製造方法 |
| JP3981094B2 (ja) | 2004-03-11 | 2007-09-26 | 株式会社東芝 | 半導体装置 |
| US7786539B2 (en) * | 2007-01-15 | 2010-08-31 | Elpida Memory, Inc. | Dieletric film layered product |
| JP4358252B2 (ja) * | 2007-03-27 | 2009-11-04 | 株式会社東芝 | 不揮発性半導体メモリのメモリセル |
| WO2010050291A1 (ja) * | 2008-10-31 | 2010-05-06 | キヤノンアネルバ株式会社 | 誘電体膜、誘電体膜の製造方法、半導体装置、および、記録媒体 |
| US7947582B2 (en) * | 2009-02-27 | 2011-05-24 | Tel Epion Inc. | Material infusion in a trap layer structure using gas cluster ion beam processing |
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- 2010-02-26 JP JP2011501517A patent/JP4792132B2/ja active Active
- 2010-02-26 US US13/147,990 patent/US8524617B2/en active Active
- 2010-02-26 WO PCT/JP2010/001304 patent/WO2010098121A1/ja not_active Ceased
- 2010-02-26 KR KR1020117009071A patent/KR101234185B1/ko active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001077111A (ja) * | 1999-07-19 | 2001-03-23 | Sharp Corp | アルミニウムをドープしたジルコニウム誘電体膜のトランジスタ構造およびその堆積方法 |
| JP2003008011A (ja) * | 2001-06-21 | 2003-01-10 | Matsushita Electric Ind Co Ltd | 半導体装置及びその製造方法 |
| JP2004214304A (ja) * | 2002-12-27 | 2004-07-29 | Nec Electronics Corp | 半導体装置及びその製造方法 |
| WO2004107451A1 (ja) * | 2003-05-29 | 2004-12-09 | Nec Corporation | Mis型電界効果トランジスタを備える半導体装置及びその製造方法並びに金属酸化膜の形成方法 |
| JP2007299878A (ja) * | 2006-04-28 | 2007-11-15 | Toshiba Corp | 半導体装置およびその製造方法 |
| JP2008016626A (ja) * | 2006-07-05 | 2008-01-24 | Toshiba Corp | 半導体装置及びその製造方法 |
| WO2008108128A1 (ja) * | 2007-03-08 | 2008-09-12 | Nec Corporation | 誘電体、誘電体を用いたキャパシタ、誘電体を用いた半導体装置、及び誘電体の製造方法 |
| JP2008244428A (ja) * | 2007-03-23 | 2008-10-09 | Hynix Semiconductor Inc | 半導体素子の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US8524617B2 (en) | 2013-09-03 |
| WO2010098121A1 (ja) | 2010-09-02 |
| US20120021612A1 (en) | 2012-01-26 |
| KR20110069821A (ko) | 2011-06-23 |
| KR101234185B1 (ko) | 2013-02-18 |
| JPWO2010098121A1 (ja) | 2012-08-30 |
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