JP5774778B2 - プラズマ発生源、スパッタリング装置、中性粒子ビーム発生源及び薄膜蒸着システム - Google Patents
プラズマ発生源、スパッタリング装置、中性粒子ビーム発生源及び薄膜蒸着システム Download PDFInfo
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/3266—Magnetic control means
- H01J37/32669—Particular magnets or magnet arrangements for controlling the discharge
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- 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
- 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
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
- C23C14/354—Introduction of auxiliary energy into the plasma
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- 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
- 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
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
- C23C14/354—Introduction of auxiliary energy into the plasma
- C23C14/357—Microwaves, e.g. electron cyclotron resonance enhanced sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- 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
- 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
- C23C14/54—Controlling or regulating the coating process
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32192—Microwave generated discharge
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/3266—Magnetic control means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/34—Gas-filled discharge tubes operating with cathodic sputtering
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
- H05H1/461—Microwave discharges
Description
上記プラズマチャンバの外壁を囲む形で配置された一組以上のベルト型磁石;および
上記プラズマ発生空間にマイクロ波を照射するマイクロ波照射装置;を
含み、
上記プラズマチャンバは、シリンダ型、楕円トラックの底面を持つシリンダ型、または多角形の底面の多角柱のいずれかで構成され、
上記ベルト型磁石は、連続した磁石の配列を持ち、
上記のマイクロ波照射装置は、照射方向を調節することで、マイクロ波の電場が一組以上のベルト型磁石によって、プラズマ発生領域に形成される磁場の方向と垂直になるようマイクロ波を照射し、磁場分布に沿ってプラズマ密度を高めることを特徴とするプラズマ発生源を提供する。
上記のターゲットは、上記ベルト型磁石によってプラズマ発生空間に形成される磁場に囲まれるようにプラズマチャンバの内側壁に沿って一つ以上付着され、
上記プラズマチャンバの上面に平行に配置される一つ以上のターゲットをさらに設置して、
一つ以上の物質を基板に同時蒸着することができることを特徴とするスパッタリング装置を提供する。
上記の中和プレートは、上記ベルト型磁石によってプラズマ発生空間に形成される磁場に囲まれるよう、プラズマチャンバの内側壁に沿って一つ以上付着され、
上記プラズマチャンバの上面に平行に配置される一つ以上の中和プレートをさらに設置することで、中性粒子ビームを発生させることを特徴とする中性粒子ビーム発生源を提供する。
プラズマを生成するプラズマ放電空間を提供するプラズマチャンバ;
プラズマイオンを、衝突によって中性粒子に変換させるために、上記プラズマチャンバ内部に設置される中和プレート;
中性粒子以外のプラズマイオンと電子を上記プラズマ放電空間に制限するよう、上記プラズマ放電空間の下端に設置されているリミッタ;
上記プラズマチャンバに装着され、プラズマチャンバ内にマイクロ波を出射するマイクロ波照射装置、および
上記プラズマチャンバの周囲を囲む一組のベルト型の磁石;を含み、
上記の一組のベルト型磁石のそれぞれは、ベルトの内部と外部が相補的な磁力極性を示し、プラズマチャンバの周囲に上下平行に配列される2つのベルト型磁石の磁力の極性も、上下の位置において互いに補うよう構成することを特徴とする中性粒子ビーム発生源を提供する。
200 マイクロ波照射装置
250 スリット
300 中和プレート
400 ベルト型磁石
600 基板
700、710、720 ターゲット
800 スパッタリング装置
900 中性粒子ビーム発生源
1000 薄膜蒸着システム
Claims (8)
- プラズマ発生空間を形成するプラズマチャンバ;
上記プラズマチャンバの外壁を囲む形で配置された一組以上のベルト型磁石であって、上記の一組のベルト型磁石のそれぞれは、ベルトの内部と外部が相補的な磁力極性を示し、プラズマチャンバの周囲に上下平行に配列される2つのベルト型磁石の磁力の極性も、上下の位置において互いに補うよう構成されるベルト型磁石;および
上記プラズマ発生空間にマイクロ波を照射するマイクロ波照射装置;を含み、
上記ベルト型磁石は、隙間なく連続した磁石の配列を持ち、形成される磁場が上記プラズマ発生空間に連続して形成され、
上記マイクロ波照射装置は、環状導波管またはトーラス型導波管で形成され、上記導波管にスリットを形成したスリット型導波管を含み、
マイクロ波の電場が一組以上のベルト型磁石によって、
プラズマ発生空間に形成される磁場の方向と垂直になるようにマイクロ波を照射し、マイクロ波をパルスモードまたは連続モードで照射することを特徴とするプラズマ発生源。 - 請求項1において、上記プラズマチャンバとマイクロ波照射装置は、マイクロ波が照射される開口部において相互に疎通し、上記プラズマチャンバとマイクロ波照射装置は、共に真空化が可能であることを特徴とするプラズマ発生源。
- 請求項1において、上記プラズマチャンバは、シリンダ型、楕円トラックの底面を持つシリンダ型、または多角形の底面の多角柱のいずれかで構成されることを特徴とするプラズマ発生源。
- 請求項1又は2に記載のプラズマ発生源のプラズマチャンバ内部に、一つ以上のターゲットを設置し、上記ターゲットにバイアス電圧を印加してスパッタリングを発生させ、
上記のターゲットは、上記ベルト型磁石によってプラズマ発生空間に形成される磁場に囲まれるようにプラズマチャンバの内側壁に沿って一つ以上付着され、
上記プラズマチャンバの上面に平行に配置される一つ以上のターゲットをさらに設置して、
一つ以上の物質を基板に同時蒸着することができることを特徴とするスパッタリング装置。 - 請求項4に記載の上記ターゲットに印加されるバイアス電圧は、直流電圧、交流電圧、パルス、またはこれらの混合からなる電圧であることを特徴とするスパッタリング装置。
- 請求項1又は2に記載のプラズマ発生源のプラズマチャンバ内部に、一つ以上の電気伝導性の高い物質で構成された中和プレート を設置して、上記の中和プレートにバイアス電圧を印加して中性粒子ビームを生成し、
上記の中和プレートは、上記ベルト型磁石によってプラズマ発生空間に形成される磁場に囲まれるよう、プラズマチャンバの内側壁に沿って一つ以上付着され、
上記プラズマチャンバの上面に平行に配置される一つ以上の中和プレートをさらに設置することで、中性粒子ビームを発生させることを特徴とする中性粒子ビーム発生源。 - 請求項4に記載のスパッタリング装置を一つ以上設置し、請求項6の中性粒子ビーム発生源一つ以上を組み合わせたことを特徴とする薄膜蒸着システム。
- 請求項7に記載の薄膜蒸着システムにおいて、上記ターゲットまたは中和プレートに印加されるバイアス電圧は、直流電圧、交流電圧、パルス、またはこれらの混合からなる電圧であることを特徴とする薄膜蒸着システム。
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KR1020110055417A KR101307019B1 (ko) | 2011-06-09 | 2011-06-09 | 벨트형 자석을 포함한 중성입자 빔 발생장치 |
KR10-2011-0055417 | 2011-06-09 | ||
KR10-2012-0049386 | 2012-05-09 | ||
KR1020120049386A KR101383530B1 (ko) | 2012-05-09 | 2012-05-09 | 벨트형 자석을 포함한 플라즈마 발생원 |
PCT/KR2012/004345 WO2012169747A2 (ko) | 2011-06-09 | 2012-06-01 | 벨트형 자석을 포함한 플라즈마 발생원 및 이를 이용한 박막 증착 시스템 |
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