JP6190562B2 - グラフェンの成長方法 - Google Patents
グラフェンの成長方法 Download PDFInfo
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- JP6190562B2 JP6190562B2 JP2017507054A JP2017507054A JP6190562B2 JP 6190562 B2 JP6190562 B2 JP 6190562B2 JP 2017507054 A JP2017507054 A JP 2017507054A JP 2017507054 A JP2017507054 A JP 2017507054A JP 6190562 B2 JP6190562 B2 JP 6190562B2
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- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
- C30B25/18—Epitaxial-layer growth characterised by the substrate
- C30B25/20—Epitaxial-layer growth characterised by the substrate the substrate being of the same materials as the epitaxial layer
- C30B25/205—Epitaxial-layer growth characterised by the substrate the substrate being of the same materials as the epitaxial layer the substrate being of insulating material
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/26—Deposition of carbon only
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/50—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges
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- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B23/00—Single-crystal growth by condensing evaporated or sublimed materials
- C30B23/02—Epitaxial-layer growth
- C30B23/025—Epitaxial-layer growth characterised by the substrate
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- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/02—Elements
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- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/60—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape characterised by shape
Description
Claims (14)
- 絶縁基板を提供し、前記絶縁基板を触媒元素から分離された状態で成長チャンバーに配置するステップS1、
前記ステップS1より後に、前記絶縁基板を所定の温度まで加熱して、前記成長チャンバーに触媒元素を含む気体を導入するステップS2、
前記ステップS2より後に、前記成長チャンバー内に炭素源を導入し、前記絶縁基板上にグラフェン薄膜を成長させるステップS3、を少なくとも含むことを特徴とするグラフェンの成長方法。 - 前記ステップS2において、前記触媒元素を含む気体は気体状態の化合物又は気体状態の単体であることを特徴とする請求項1に記載のグラフェンの成長方法。
- 前記ステップS2では、前記成長チャンバー外で前記触媒元素を含む固体状態の化合物又は固体状態の単体を気化し、気化により得られた気体を前記成長のチャンバーに導入するか、或いは、前記触媒元素を含む液状の化合物又は液状の単体を気化し、気化により得られた気体を前記成長のチャンバーに導入することを特徴とする請求項1に記載のグラフェンの成長方法。
- 気化により得られた気体をキャリアガスによって前記成長チャンバーに導入することを特徴とする請求項3に記載のグラフェンの成長方法。
- 前記ステップS2において、前記触媒元素を含む固体状態の化合物又は固体状態の単体を前記成長チャンバーに配置し、前記固体状態の化合物又は固体状態の単体を所定の温度まで加熱して前記固体状態の化合物又は固体状態の単体を蒸発させることで、前記成長チャンバー内に触媒元素を含む気体を導入することを特徴とする請求項1に記載のグラフェンの成長方法。
- 前記ステップS2において、前記触媒元素を含む液状の化合物又は液状の単体を前記成長チャンバーに配置し、前記液状の化合物又は液状の単体を所定の温度まで加熱して前記液状の化合物又は液状の単体を蒸発させることで、前記成長チャンバー内に触媒元素を含む気体を導入することを特徴とする請求項1に記載のグラフェンの成長方法。
- 前記化合物は水素化物、炭化物又は炭化水素化合物であることを特徴とする請求項2、3、5又は6に記載のグラフェンの成長方法。
- 前記触媒元素は、鉄、銅、ニッケル、ケイ素、コバルト、鉛、スズ、ゲルマニウム、ガリウム又は銀の少なくとも1つを含むことを特徴とする請求項1に記載のグラフェンの成長方法。
- 前記ステップS3において、熱化学気相成長法、減圧化学気相成長法、プラズマ強化化学気相成長法又はパルスレーザー堆積法によって前記グラフェン薄膜を成長させることを特徴とする請求項1に記載のグラフェンの成長方法。
- 前記絶縁基板は、サファイア、炭化ケイ素、石英、六方晶窒化ホウ素、立方晶窒化ホウ素、チタン酸ストロンチウム又はガラスであることを特徴とする請求項1に記載のグラフェンの成長方法。
- 前記グラフェン薄膜は単層グラフェン、2層グラフェン又は3層グラフェンであることを特徴とする請求項1に記載のグラフェンの成長方法。
- 前記グラフェン薄膜の結晶ドメイン寸法は1〜200μmであることを特徴とする請求項1に記載のグラフェンの成長方法。
- 前記炭素源は、メタン、エチレン、アセチレン、ベンゼン、PMMA及びグラファイトのうち少なくとも1つを含むことを特徴とする請求項1に記載のグラフェンの成長方法。
- 前記グラフェン薄膜の成長温度は800〜1500℃の範囲であり、成長時間は5〜60分の範囲であることを特徴とする請求項1に記載のグラフェンの成長方法。
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KR102019206B1 (ko) | 2017-07-20 | 2019-11-04 | 한국과학기술연구원 | 도파관의 길이 방향을 따라 직접 그래핀을 합성하는 방법, 그 방법을 이용하여 형성된 그래핀을 포함하는 광학 소자 |
EP3762142A1 (en) * | 2018-03-09 | 2021-01-13 | ASML Netherlands B.V. | Graphene pellicle lithographic apparatus |
CN111217360A (zh) * | 2018-11-27 | 2020-06-02 | 季优科技(上海)有限公司 | 一种单层大面积石墨烯的制备方法 |
CN112730558B (zh) * | 2020-12-24 | 2023-10-31 | 宁波材料所杭州湾研究院 | 一种基于金刚石/石墨烯异质结的耐超声电极及其制备方法 |
TW202321506A (zh) * | 2021-09-30 | 2023-06-01 | 美商蘭姆研究公司 | 低溫下的奈米石墨烯之沉積及處理 |
CN113979429B (zh) * | 2021-10-19 | 2023-04-07 | 中国科学院上海微系统与信息技术研究所 | 六方氮化硼表面扭转双层石墨烯及其制备方法 |
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US10167572B2 (en) * | 2009-08-07 | 2019-01-01 | Guardian Glass, LLC | Large area deposition of graphene via hetero-epitaxial growth, and products including the same |
US9371234B2 (en) * | 2010-07-15 | 2016-06-21 | Graphene Square, Inc. | Method for producing graphene at a low temperature, method for direct transfer of graphene using same, and graphene sheet |
JP5885198B2 (ja) * | 2012-02-28 | 2016-03-15 | 国立大学法人九州大学 | グラフェン薄膜の製造方法及びグラフェン薄膜 |
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CN102891074A (zh) * | 2012-10-22 | 2013-01-23 | 西安电子科技大学 | 基于SiC衬底的石墨烯CVD直接外延生长方法及制造的器件 |
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CN103172061A (zh) * | 2013-04-16 | 2013-06-26 | 北京大学 | 一种在绝缘衬底上生长大面积石墨烯的方法 |
CN103265018B (zh) * | 2013-05-21 | 2015-07-29 | 上海大学 | 一种绝缘基底上直接制备石墨烯的方法 |
CN104562195B (zh) * | 2013-10-21 | 2017-06-06 | 中国科学院上海微系统与信息技术研究所 | 石墨烯的生长方法 |
CN104030282B (zh) * | 2014-06-25 | 2016-03-09 | 无锡格菲电子薄膜科技有限公司 | 利用有机金属化合物生长层数可控石墨烯的方法 |
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