JP2009533546A5 - - Google Patents
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- JP2009533546A5 JP2009533546A5 JP2009500603A JP2009500603A JP2009533546A5 JP 2009533546 A5 JP2009533546 A5 JP 2009533546A5 JP 2009500603 A JP2009500603 A JP 2009500603A JP 2009500603 A JP2009500603 A JP 2009500603A JP 2009533546 A5 JP2009533546 A5 JP 2009533546A5
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- Prior art keywords
- gas
- substrate
- silicon
- halogen
- polycrystalline
- Prior art date
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- 239000007789 gas Substances 0.000 claims 16
- 239000000758 substrate Substances 0.000 claims 12
- 229910052736 halogen Inorganic materials 0.000 claims 9
- 150000002367 halogens Chemical class 0.000 claims 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 7
- 229910052710 silicon Inorganic materials 0.000 claims 7
- 239000010703 silicon Substances 0.000 claims 7
- 238000005530 etching Methods 0.000 claims 6
- 239000000463 material Substances 0.000 claims 6
- 238000000034 method Methods 0.000 claims 6
- -1 silicon germanium Chemical compound 0.000 claims 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 5
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims 5
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 claims 4
- 239000012159 carrier gas Substances 0.000 claims 3
- 150000001875 compounds Chemical class 0.000 claims 3
- 238000000151 deposition Methods 0.000 claims 3
- VZGDMQKNWNREIO-UHFFFAOYSA-N Carbon tetrachloride Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims 2
- 229910000577 Silicon-germanium Inorganic materials 0.000 claims 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N methylene dichloride Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims 2
- HRYZWHHZPQKTII-UHFFFAOYSA-N Chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 claims 1
- NEHMKBQYUWJMIP-UHFFFAOYSA-N Chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 claims 1
- 229940050176 Methyl Chloride Drugs 0.000 claims 1
- 229960003750 ethyl chloride Drugs 0.000 claims 1
- 239000011261 inert gas Substances 0.000 claims 1
Claims (15)
- 基板表面上にシリコン含有材料をエピタキシャル形成する方法において、
単結晶表面と、アモルファス表面、多結晶表面及びその組合せより成るグループから選択された第2の表面とを含む基板をプロセスチャンバー内に位置させるステップと、
シリコンソースと、ハロゲン含有化合物を含む担体ガスとで構成された堆積ガスに上記基板を露出して、上記単結晶表面にはエピタキシャル層を、上記第2の表面には多結晶層を堆積するステップと、
エッチングガスに上記基板を露出して、上記多結晶層及びエピタキシャル層をエッチングするステップと、
を備えた方法。 - 前記ハロゲン含有化合物は、HClを含む、請求項1に記載の方法。
- 前記エッチングガスは、前記ハロゲン含有化合物を含む、請求項1に記載の方法。
- 上記エピタキシャル層は、シリコンゲルマニウム、シリコン炭素、シリコンゲルマニウム炭素、及びその組合せより成るグループから選択された材料を含む、請求項1に記載の方法。
- 基板表面上にシリコン含有材料をエピタキシャル形成する方法において、
単結晶表面と、アモルファス表面、多結晶表面及びその組合せより成るグループから選択された第2の表面とを含む基板をプロセスチャンバー内に位置させるステップと、
シリコンソース及び担体ガスで構成された堆積ガスに上記基板を露出して、上記単結晶表面にはエピタキシャル層を、上記第2の表面には多結晶層を堆積するステップと、
約650℃より低いプロセスチャンバー温度における塩素化炭化水素エッチングガスに上記基板を露出して、上記多結晶層及びエピタキシャル層をエッチングするステップと、
を備えた方法。 - 前記ハロゲン含有ガスは、HClを含む、請求項5に記載の方法。
- 前記塩素化炭化水素は、塩化メチル、ジクロロメタン、クロロホルム、四塩化炭素、塩化エチル、クロロアルケン、又はその組合せを含む、請求項5に記載の方法。
- 前記塩素化炭化水素は、前記堆積ガスと同時に前記チャンバーへ流れ込む、請求項5に記載の方法。
- 前記塩素化炭化水素は、前記堆積ガスと交互に前記チャンバーへ流れ込む、請求項5に記載の方法。
- 上記エピタキシャル層は、シリコンゲルマニウム、シリコン炭素、シリコンゲルマニウム炭素、及びその組合せより成るグループから選択された材料を含む、請求項5に記載の方法。
- 基板表面上にシリコン含有材料をエピタキシャル形成する方法において、
シリコンソース及びHClを担体ガスとして含む堆積ガスに上記基板を露出するステップと、
HClをエッチングガスとして使用してエッチングを行うステップと、
を備えた方法。 - 上記堆積ガスは、更に、Cl2、H2、N2、不活性ガス、又はその組合せを含む、請求項11に記載の方法。
- プロセスチャンバーに位置された基板上にシリコン含有材料をエピタキシャル形成する方法であって、上記基板は、単結晶表面と、アモルファス表面、多結晶表面及びその組合せより成るグループから選択された第2の表面とを含むものである方法において、
上記プロセスチャンバーへのハロゲン含有ガスの流れを、上記単結晶表面にはエピタキシャル層を、上記第2の表面には多結晶層を堆積するための第1の流量に制御するステップと、
上記プロセスチャンバーへのハロゲン含有ガスの流量を、上記多結晶層及びエピタキシャル層をエッチングするための第2の流量に制御するステップと、
を備えた方法。 - 上記第1の流量におけるハロゲン含有ガスと、上記第2の流量におけるハロゲン含有ガスは、同じものである、請求項13に記載の方法。
- 前記ハロゲン含有ガスは、HClを含む、請求項14に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/378,101 US7560352B2 (en) | 2004-12-01 | 2006-03-17 | Selective deposition |
PCT/US2007/064038 WO2007109491A2 (en) | 2006-03-17 | 2007-03-15 | Selective deposition |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009533546A JP2009533546A (ja) | 2009-09-17 |
JP2009533546A5 true JP2009533546A5 (ja) | 2010-04-30 |
Family
ID=38523167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009500603A Pending JP2009533546A (ja) | 2006-03-17 | 2007-03-15 | 選択的堆積 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7560352B2 (ja) |
JP (1) | JP2009533546A (ja) |
KR (1) | KR101037524B1 (ja) |
CN (1) | CN101401202B (ja) |
TW (1) | TWI419204B (ja) |
WO (1) | WO2007109491A2 (ja) |
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-
2006
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- 2007-03-15 KR KR1020087025093A patent/KR101037524B1/ko active IP Right Grant
- 2007-03-15 CN CN2007800091259A patent/CN101401202B/zh not_active Expired - Fee Related
- 2007-03-15 JP JP2009500603A patent/JP2009533546A/ja active Pending
- 2007-03-19 TW TW096109411A patent/TWI419204B/zh active
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