JP2012158831A - 材料を付着させる方法 - Google Patents
材料を付着させる方法 Download PDFInfo
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- -1 gallium ions Chemical class 0.000 description 4
- CKHJYUSOUQDYEN-UHFFFAOYSA-N gallium(3+) Chemical compound [Ga+3] CKHJYUSOUQDYEN-UHFFFAOYSA-N 0.000 description 4
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
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- FQNHWXHRAUXLFU-UHFFFAOYSA-N carbon monoxide;tungsten Chemical group [W].[O+]#[C-].[O+]#[C-].[O+]#[C-].[O+]#[C-].[O+]#[C-].[O+]#[C-] FQNHWXHRAUXLFU-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- 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
- C23C16/06—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 metallic material
- C23C16/08—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 metallic material from metal halides
- C23C16/10—Deposition of chromium only
-
- 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
- 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
- C23C16/02—Pretreatment of the material to be coated
- C23C16/0254—Physical treatment to alter the texture of the surface, e.g. scratching or polishing
- C23C16/0263—Irradiation with laser or particle beam
-
- 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
- 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
- C23C16/06—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 metallic material
- C23C16/08—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 metallic material from metal halides
- C23C16/14—Deposition of only one other metal element
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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
- 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
- C23C16/448—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 characterised by the method used for generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials
- C23C16/4488—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 characterised by the method used for generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials by in situ generation of reactive gas by chemical or electrochemical reaction
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- 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
- 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
- C23C16/48—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 by irradiation, e.g. photolysis, radiolysis, particle radiation
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- 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
- 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
- C23C16/48—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 by irradiation, e.g. photolysis, radiolysis, particle radiation
- C23C16/486—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 by irradiation, e.g. photolysis, radiolysis, particle radiation using ion beam radiation
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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
- C23C16/52—Controlling or regulating the coating process
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Abstract
【解決手段】ビームを使用して、自発的反応の開始をサポートする条件を提供するように準備された表面の領域における前駆体ガスの自発的付着によって、材料を、所望のパターンに付着させる。いったん反応が開始されると、ビームが存在しなくなっても、反応が開始された表面の領域において反応は継続する。
【選択図】図2
Description
104 電子ビーム・カラム
106 集束イオン・ビーム・カラム
108 サンプル室
109 ポンプ・システム
110 電子源
118 加工物
122 走査型電子顕微鏡電源/制御ユニット
124 可動ステージ
Claims (40)
- 粒子ビームの真空室内で加工物に材料を付着させる方法であって、
表面に材料を付着させる反応条件下の表面において互いと反応する複数のガスを、粒子ビームの前記真空室内に供給するステップと、
前記反応条件を提供しない表面を有する加工物を用意するステップと、
前記加工物の一部分に向かってビームを導いて、前記加工物表面の前記一部分に前記反応条件を提供し、それによって前記表面における前記複数のガスの反応による前記加工物表面の前記一部分への前記材料の付着を開始させるステップと
を含む方法。 - 前記ビームが存在しない状態で、前記付着が開始された位置に材料を付着させ続けるために、前記加工物表面への前記複数のガスの供給を続けている間に前記ビームが停止される、請求項1に記載の方法。
- 前記付着が室温で開始される、請求項1に記載の方法。
- 前記加工物が100°C未満の温度に維持されている間に前記付着が開始される、請求項1に記載の方法。
- 前記加工物が200°C未満の温度に維持されている間に前記付着が開始される、請求項1に記載の方法。
- 前記加工物の一部分に向かってビームを導いて、前記加工物表面の前記一部分に、材料を付着させる前記反応条件を提供するステップが、前記加工物に向かって荷電粒子ビームまたは光子ビームを導くステップを含む、請求項1に記載の方法。
- 前記加工物に向かって荷電粒子ビームを導くステップが、前記加工物に向かって電子ビームを導くステップを含む、請求項6に記載の方法。
- 表面と接触したときに反応条件下で互いと自発的に反応する複数のガスを、荷電粒子ビームの真空室内に供給するステップが、金属−フルオロホスフィン化合物およびハロゲン化合物を供給するステップを含む、請求項1に記載の方法。
- 前記材料を付着させているときに前記加工物表面に向かってイオン・ビームを導いて、付着中の前記材料の密度を増大させるステップをさらに含む、請求項1に記載の方法。
- 加工物に材料を付着させる方法であって、
加工物に向かってビームを導いて、付着反応の開始をサポートする部分と、前記付着反応の開始をサポートしない部分とを前記加工物が含むように加工物表面を準備するステップと、
互いと反応する複数のガスを前記加工物表面に供給して、前記付着反応の開始をサポートする前記表面の前記部分に材料を付着させ、それによって前記加工物表面に材料をあるパターンとして選択的に付着させるステップと
を含む方法。 - 前記加工部に向かって前記ビームを導くのをやめても材料の前記自発的付着が継続する、請求項10に記載の方法。
- 前記付着が室温で開始される、請求項10に記載の方法。
- 前記加工物が100°C未満の温度に維持されている間に、前記付着が開始される、請求項10に記載の方法。
- 前記加工物が200°C未満の温度に維持されている間に、前記付着が開始される、請求項10に記載の方法。
- 自発的に付着した前記材料が、後続の自発的付着をサポートする、請求項11に記載の方法。
- 前記加工物表面における前記複数のガスの濃度を変化させることによって前記付着プロセスを停止させる、請求項15に記載の方法。
- 前記材料を付着させているときに前記加工物表面に向かってイオン・ビームを導いて、付着中の前記材料の密度を増大させるステップをさらに含む、請求項10に記載の方法。
- 加工物に向かってビームを導いて、自発的付着反応の開始をサポートする部分と、前記自発的付着反応の開始をサポートしない部分とを前記加工物が含むように加工物表面を準備するステップが、前記複数のガスを前記加工物表面に供給している間に、前記加工物に向かって電子ビームを導くステップを含む、請求項10に記載の方法。
- 加工物に向かってビームを導いて、自発的付着反応の開始をサポートする部分と、前記自発的付着反応の開始をサポートしない部分とを前記加工物が含むように加工物表面を準備するステップが、前記複数のガスを前記加工物表面に供給する前に、前記加工物に向かって電子ビームを導くステップを含む、請求項10に記載の方法。
- 加工物に向かってビームを導いて、自発的付着反応の開始をサポートする部分と、前記自発的付着反応の開始をサポートしない部分とを前記加工物が含むように加工物表面を準備するステップが、前記複数のガスを前記加工物表面に供給する前に、前記加工物に向かって光子ビームを導くステップを含む、請求項10に記載の方法。
- 加工物に向かってビームを導いて、自発的付着反応の開始をサポートする部分と、前記自発的付着反応の開始をサポートしない部分とを前記加工物が含むように加工物表面を準備するステップが、ビームを導いて、前記加工物に最初の層を付着させるステップを含み、前記最初の層が、前記自発的反応の開始をサポートする、請求項10に記載の方法。
- 加工物に向かってビームを導いて、自発的付着反応の開始をサポートする部分と、前記自発的付着反応の開始をサポートしない部分とを前記加工物が含むように加工物表面を準備するステップが、荷電粒子ビームを導いて、前記加工物に最初の層を付着させるステップを含み、前記最初の層が、前記自発的反応の開始を抑制する、請求項10に記載の方法。
- 前記反応の開始を抑制する表面被覆を有する加工物を用意するステップをさらに含み、加工物に向かってビームを導いて、自発的付着反応の開始をサポートする部分と、前記自発的付着反応の開始をサポートしない部分とを前記加工物が含むように加工物表面を準備するステップが、ビームを導いて前記被覆の部分を除去し、それによって前記反応の開始をサポートするエリアを提供するステップを含む、請求項10に記載の方法。
- 前記反応の開始をサポートする表面被覆を有する加工物を用意するステップをさらに含み、加工物に向かってビームを導いて、自発的付着反応の開始をサポートする部分と、前記自発的付着反応の開始をサポートしない部分とを前記加工物が含むように加工物表面を準備するステップが、ビームを導いて前記被覆の部分を除去し、それによって前記反応の開始を抑制するエリアを提供するステップを含む、請求項10に記載の方法。
- 表面と接触したときに反応条件下で互いと自発的に反応する複数のガスを、荷電粒子ビームの真空室内に供給するステップが、金属−フルオロホスフィン化合物およびハロゲン化合物を供給するステップを含む、請求項10に記載の方法。
- 前記ハロゲン化合物がXeF2を含む、請求項25に記載の方法。
- 前記金属−フルオロホスフィン化合物が、Pt(PF3)4、Ni(PF3)4、Cr(PF3)6またはFe(PF3)5を含む、請求項25に記載の方法。
- 前記反応条件を提供しない表面を有する加工物を用意するステップが、前記加工物を室温よりも高い温度に加熱するステップをさらに含む、請求項1に記載の方法。
- 前記領域に向かって前記ビームを導くのをやめるステップであり、前記ビームが前記部分に衝突するのをやめた後も前記反応が継続するステップと、
付着が続いている間に、前記部分に向かってイオン・ビームを導くステップと
をさらに含む、請求項10に記載の方法。 - 前記加工物の一部分に向かって前記ビームを導くのをやめた後も前記反応が継続する、請求項10に記載の方法。
- 前記加工物の前記部分の表面で前記ガスを優先的に反応させるために、前記加工物が、真空室の壁の温度よりも低い温度に維持される、請求項10に記載の方法。
- 前記材料を付着させている間に、前記領域に向かってイオン・ビームを導くステップをさらに含む、請求項10に記載の方法。
- 前記反応ガスのうちの1種類のガスの分圧を低下させることによって前記反応を停止させるステップをさらに含む、請求項10に記載の方法。
- 付着後の前記材料の抵抗率が2000μΩ・cm未満である、請求項10に記載の方法。
- 付着後の前記材料の抵抗率が100μΩ・cm未満である、請求項34に記載の方法。
- 前記加工物の一部分に向かってビームを導いて、前記加工物表面の前記一部分に前記反応条件を提供し、それによって前記加工物表面の前記一部分に材料を付着させるステップが、前記加工物の一部分に向かってビームを導いて、バイアの中に導電材料を付着させるステップを含む、請求項10に記載の方法。
- 前記加工物の一部分に向かってビームを導いて、前記加工物表面の前記一部分に前記反応条件を提供し、それによって前記加工物表面の前記一部分に材料を付着させるステップが、前記加工物の一部分に向かってビームを導いて、前記一部分の上に保護層を付着させるステップを含み、さらに、前記一部分に向かって集束ビームを導いて、前記保護層によって覆われた前記加工物の一部分を処理するステップを含む、請求項10に記載の方法。
- 前記加工物の一部分に向かってビームを導いて、前記加工物表面の前記一部分に前記反応条件を提供し、それにより、前記表面における前記2種類のガスの反応によって前記加工物表面の前記一部分に材料を付着させるステップが、前記加工物表面に前記ガスが存在する間に、前記加工物表面の前記一部分に向かってビームを導くステップを含む、請求項10に記載の方法。
- 前記加工物の一部分に向かってビームを導いて、前記加工物表面の前記一部分に前記反応条件を提供し、それにより、前記表面における前記2種類のガスの反応によって前記加工物表面の前記一部分に材料を付着させるステップが、前記加工物表面に前記ガスが存在する前に、前記加工物表面の前記一部分に向かってビームを導くステップを含む、請求項10に記載の方法。
- 前記加工物の一部分に向かってビームを導くステップが、前記加工物表面の前記一部分に向かってイオン・ビームを導くステップを含む、請求項39に記載の方法。
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