JP2022507636A - 非対称静電構成を有する静電フィルタおよびイオン注入装置 - Google Patents
非対称静電構成を有する静電フィルタおよびイオン注入装置 Download PDFInfo
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- 238000010884 ion-beam technique Methods 0.000 claims description 64
- 238000010586 diagram Methods 0.000 abstract 1
- 239000000758 substrate Substances 0.000 description 32
- 150000002500 ions Chemical class 0.000 description 20
- 239000000463 material Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 9
- 238000004088 simulation Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000011109 contamination Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- 238000005468 ion implantation Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- HAYXDMNJJFVXCI-UHFFFAOYSA-N arsenic(5+) Chemical compound [As+5] HAYXDMNJJFVXCI-UHFFFAOYSA-N 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 238000005421 electrostatic potential Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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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
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/147—Arrangements for directing or deflecting the discharge along a desired path
- H01J37/1472—Deflecting along given lines
- H01J37/1474—Scanning means
- H01J37/1477—Scanning means electrostatic
-
- 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
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/05—Electron or ion-optical arrangements for separating electrons or ions according to their energy or mass
-
- 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
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/08—Ion sources; Ion guns
-
- 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
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/10—Lenses
- H01J37/12—Lenses electrostatic
-
- 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
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/147—Arrangements for directing or deflecting the discharge along a desired path
-
- 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
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/317—Electron-beam or ion-beam tubes for localised treatment of objects for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation
- H01J37/3171—Electron-beam or ion-beam tubes for localised treatment of objects for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation for ion implantation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/05—Arrangements for energy or mass analysis
- H01J2237/053—Arrangements for energy or mass analysis electrostatic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/05—Arrangements for energy or mass analysis
- H01J2237/057—Energy or mass filtering
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electron Sources, Ion Sources (AREA)
- Physical Vapour Deposition (AREA)
- Filtering Materials (AREA)
Abstract
Description
Claims (15)
- メインチャンバと、
前記メインチャンバ内に延びる入口軸を有する入口トンネルと、
メインチャンバに接続され、出口軸を画定する出口トンネルであって、前記入口トンネルと前記出口トンネルとが、両者の間に25度未満のビーム屈曲を画定する、出口トンネルと、
前記メインチャンバ内で、前記出口トンネルの下側に配置される電極アセンブリと、
前記メインチャンバ内で、前記出口トンネルの外側開孔からの見通し線内に配置されるキャッチアセンブリと、
を備える装置。 - 前記メインチャンバが入口壁を備え、前記入口トンネルが前記入口壁を通って延び、前記キャッチアセンブリが前記入口壁の少なくとも一部を形成する、請求項1に記載の装置。
- 前記キャッチアセンブリはさらに、前記入口壁からある角度で延びるキャッチレッジを備える、請求項2に記載の装置。
- 前記電極アセンブリが、1つの上方電極と、複数の下方電極とを備え、前記電極アセンブリが、前記外側開孔からの見通し線内に配置されない、請求項1に記載の装置。
- 前記電極アセンブリが前記出口トンネルの下方に配置される、請求項4に記載の装置。
- 前記キャッチアセンブリが、前記上方電極の上方に配置され、入口壁からある角度で延びるキャッチレッジを備える、請求項4に記載の装置。
- 接地アセンブリをさらに備え、前記接地アセンブリは、前記電極アセンブリの上方に配置される、請求項1に記載の装置。
- 前記接地アセンブリが、接地電位で配置される複数の構造と、前記複数の構造の間に配置される複数の開孔とを備える、請求項7に記載の装置。
- 前記複数の下方電極の少なくとも1つの電極が、接地状態からバイアス状態に切り替わるように配置される、請求項4に記載の装置。
- イオンビームを生成するイオン源と、
前記イオン源の下流に配置され、前記イオンビームを制御する静電フィルタと、
を備えるイオン注入装置であって、
前記静電フィルタは、
メインチャンバと、
前記メインチャンバ内に延びる入口軸を有する入口トンネルと、
前記メインチャンバに接続され、出口軸を画定する出口トンネルであって、前記入口トンネルと前記出口トンネルとが、両者の間に25度未満のビーム屈曲を画定する、出口トンネルと、
前記メインチャンバ内で、前記出口トンネルの下側に配置される電極アセンブリと、
前記メインチャンバ内で、前記出口トンネルの外側開孔からの見通し線内に配置されるキャッチアセンブリと、
を備える、イオン注入装置。 - 前記電極アセンブリが、1つの上方電極と、複数の下方電極とを備え、前記電極アセンブリは、前記外側開孔からの前記見通し線内に配置されない、請求項10に記載のイオン注入装置。
- 前記電極アセンブリが、前記出口トンネルの下方に配置される、請求項11に記載のイオン注入装置。
- 接地アセンブリをさらに備え、前記接地アセンブリは、前記電極アセンブリの上方に配置される、請求項11に記載のイオン注入装置。
- 接地電位に設定されたチャンバ壁を含むメインチャンバと、
第1の電位にバイアスされ、前記メインチャンバ内に延びる入口軸を有する入口トンネルと、
メインチャンバに接続され、出口軸を画定する出口トンネルであって、前記入口トンネルと前記出口トンネルとが、両者の間に25度未満のビーム屈曲を画定する、出口トンネルと、
前記メインチャンバ内で、前記出口トンネルの下側に配置される電極アセンブリと、
接地電位に設定され、前記メインチャンバ内で、前記出口トンネルの外側開孔からの見通し線内に配置されるキャッチアセンブリと、
を備える静電フィルタ。 - 前記電極アセンブリおよび前記入口トンネルは、前記外側開孔からの前記見通し線内に配置されない、請求項14に記載の静電フィルタ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/197,251 | 2018-11-20 | ||
US16/197,251 US10886098B2 (en) | 2018-11-20 | 2018-11-20 | Electrostatic filter and ion implanter having asymmetric electrostatic configuration |
PCT/US2019/059079 WO2020106428A1 (en) | 2018-11-20 | 2019-10-31 | Electrostatic filter and ion implanter having asymmetric electrostatic configuration |
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JP2022507636A true JP2022507636A (ja) | 2022-01-18 |
JP7190570B2 JP7190570B2 (ja) | 2022-12-15 |
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JP2021526767A Active JP7190570B2 (ja) | 2018-11-20 | 2019-10-31 | 非対称静電構成を有する静電フィルタおよびイオン注入装置 |
Country Status (6)
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US (1) | US10886098B2 (ja) |
JP (1) | JP7190570B2 (ja) |
KR (1) | KR102590844B1 (ja) |
CN (1) | CN113016051B (ja) |
TW (1) | TWI791923B (ja) |
WO (1) | WO2020106428A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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USD956005S1 (en) | 2019-09-19 | 2022-06-28 | Applied Materials, Inc. | Shaped electrode |
US20210090845A1 (en) * | 2019-09-19 | 2021-03-25 | Applied Materials, Inc. | Electrostatic filter with shaped electrodes |
US11437215B2 (en) | 2019-12-13 | 2022-09-06 | Applied Materials, Inc. | Electrostatic filter providing reduced particle generation |
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US7022984B1 (en) * | 2005-01-31 | 2006-04-04 | Axcelis Technologies, Inc. | Biased electrostatic deflector |
JP2008204944A (ja) * | 2007-01-09 | 2008-09-04 | Applied Materials Inc | イオン注入装置の改良 |
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2018
- 2018-11-20 US US16/197,251 patent/US10886098B2/en active Active
-
2019
- 2019-10-31 JP JP2021526767A patent/JP7190570B2/ja active Active
- 2019-10-31 KR KR1020217018133A patent/KR102590844B1/ko active IP Right Grant
- 2019-10-31 CN CN201980074911.XA patent/CN113016051B/zh active Active
- 2019-10-31 WO PCT/US2019/059079 patent/WO2020106428A1/en active Application Filing
- 2019-11-15 TW TW108141518A patent/TWI791923B/zh active
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TWI791923B (zh) | 2023-02-11 |
US10886098B2 (en) | 2021-01-05 |
JP7190570B2 (ja) | 2022-12-15 |
WO2020106428A1 (en) | 2020-05-28 |
KR20210081432A (ko) | 2021-07-01 |
US20200161077A1 (en) | 2020-05-21 |
CN113016051A (zh) | 2021-06-22 |
KR102590844B1 (ko) | 2023-10-19 |
CN113016051B (zh) | 2023-12-19 |
TW202025211A (zh) | 2020-07-01 |
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