KR20200088911A - 이온 소스 및 간접적으로 가열된 캐소드 이온 소스 - Google Patents
이온 소스 및 간접적으로 가열된 캐소드 이온 소스 Download PDFInfo
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- KR20200088911A KR20200088911A KR1020207019636A KR20207019636A KR20200088911A KR 20200088911 A KR20200088911 A KR 20200088911A KR 1020207019636 A KR1020207019636 A KR 1020207019636A KR 20207019636 A KR20207019636 A KR 20207019636A KR 20200088911 A KR20200088911 A KR 20200088911A
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- 239000000463 material Substances 0.000 claims abstract description 76
- 230000005484 gravity Effects 0.000 claims abstract description 10
- 150000002500 ions Chemical class 0.000 abstract description 63
- 239000007787 solid Substances 0.000 abstract description 12
- 239000007789 gas Substances 0.000 description 8
- 239000004020 conductor Substances 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 229910052738 indium Inorganic materials 0.000 description 5
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 5
- 238000010884 ion-beam technique Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000002019 doping agent Substances 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000004544 sputter deposition Methods 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000012159 carrier gas Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000006200 vaporizer Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000003486 chemical etching Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
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Classifications
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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
- H01J37/08—Ion sources; Ion guns
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J27/00—Ion beam tubes
- H01J27/02—Ion sources; Ion guns
- H01J27/08—Ion sources; Ion guns using arc discharge
- H01J27/14—Other arc discharge ion sources using an applied magnetic field
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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
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32055—Arc 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
- H01J37/34—Gas-filled discharge tubes operating with cathodic sputtering
- H01J37/3411—Constructional aspects of the reactor
- H01J37/3414—Targets
- H01J37/3417—Arrangements
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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
- H01J37/34—Gas-filled discharge tubes operating with cathodic sputtering
- H01J37/3411—Constructional aspects of the reactor
- H01J37/3435—Target holders (includes backing plates and endblocks)
-
- 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
- H01J37/3411—Constructional aspects of the reactor
- H01J37/3438—Electrodes other than cathode
-
- 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
- H01J2237/06—Sources
- H01J2237/061—Construction
-
- 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
- H01J2237/06—Sources
- H01J2237/08—Ion sources
- H01J2237/081—Sputtering sources
-
- 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
- H01J2237/06—Sources
- H01J2237/08—Ion sources
- H01J2237/0815—Methods of ionisation
- H01J2237/0817—Microwaves
-
- 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
- H01J2237/06—Sources
- H01J2237/08—Ion sources
- H01J2237/0815—Methods of ionisation
- H01J2237/082—Electron beam
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Combustion & Propulsion (AREA)
- Electron Sources, Ion Sources (AREA)
Abstract
Description
도 1은 일 실시예에 따른 도가니를 갖는 간접적으로 가열된 캐소드 (IHC) 이온 소스이다.
도 2는 일 실시예에 따른 도가니이다.
도 3은 다른 실시예에 따른 도가니이다.
도 4는 다른 실시예에 따른 도가니를 갖는 간접적으로 가열된 캐소드(IHC) 이온 소스이다.
Claims (15)
- 간접적으로 가열된 캐소드 이온 소스(indirectly heated cathode ion source)에 있어서,
제 1 단부 및 제 2 단부를 연결하는 복수의 전기 전도성 측벽들을 포함하는 아크 챔버(arc chamber);
상기 아크 챔버의 제 1 단부 상에 배치된 간접적으로 가열된 캐소드; 및
상기 아크 챔버의 상기 제 2 단부 상에 배치된 도가니(crucible)를 포함하는, 간접적으로 가열된 캐소드 이온 소스. - 제 1 항에 있어서, 상기 복수의 전기 전도성 측벽들 중 하나 상에 배치된 전극을 더 포함하고; 상기 아크 챔버의 상기 복수의 전기 전도성 측벽들에 인가된 전압에 대비하여 전압이 상기 전극에 인가되는, 간접적으로 가열된 캐소드 이온 소스.
- 제 1 항에 있어서, 상기 도가니에 배치된 공급 재료(feed material)를 더 포함하고, 중력이 상기 도가니에 상기 공급 재료를 보유하도록 상기 아크 챔버가 배향되는, 간접적으로 가열된 캐소드 이온 소스.
- 제 1 항에 있어서, 상기 도가니는 공급 재료가 배치되고 가열되는 오목한 공동(recessed cavity)을 갖는 가열된 도가니를 포함하는, 간접적으로 가열된 캐소드 이온 소스.
- 제 4 항에 있어서, 필라멘트가 상기 공급 재료를 가열하는데 사용되는, 간접적으로 가열된 캐소드 이온 소스.
- 간접적으로 가열된 캐소드 이온 소스(indirectly heated cathode ion source)에 있어서,
제 1 단부 및 제 2 단부를 연결하는 복수의 전기 전도성 측벽들을 포함하는 아크 챔버(arc chamber);
상기 아크 챔버의 제 1 단부 상에 배치된 간접적으로 가열된 캐소드; 및
제 1 측벽 반대쪽에 제 2 측벽 상에 배치된 도가니를 포함하는, 간접적으로 가열된 캐소드 이온 소스. - 제 6 항에 있어서, 상기 제 1 측벽 상에 배치된 전극을 더 포함하고, 상기 아크 챔버의 상기 복수의 전기 전도성 측벽들에 인가된 전압에 대비하여 전압이 상기 전극에 인가되는, 간접적으로 가열된 캐소드 이온 소스.
- 제 6 항에 있어서, 상기 도가니에 배치된 공급 재료를 더 포함하고, 중력이 상기 도가니에 상기 공급 재료를 보유하도록 상기 아크 챔버가 배향되는, 간접적으로 가열된 캐소드 이온 소스.
- 제 6 항에 있어서, 상기 도가니는 공급 재료가 배치되고 가열되는 오목한 공동을 갖는 가열된 도가니를 포함하는, 간접적으로 가열된 캐소드 이온 소스.
- 제 9 항에 있어서, 필라멘트가 상기 공급 재료를 가열하는데 사용되는, 간접적으로 가열된 캐소드 이온 소스.
- 제 6 항에 있어서, 상기 제 2 측벽 상에 배치된 제 2 도가니를 더 포함하는, 간접적으로 가열된 캐소드 이온 소스.
- 이온 소스에 있어서,
플라즈마가 생성되는 복수의 벽들을 갖는 아크 챔버; 및
공급 재료를 홀딩하기 위해 상기 복수의 벽들 중 하나 상에 배치된 도가니를 포함하되,
중력이 상기 도가니에 상기 공급 재료를 보유하도록 상기 아크 챔버가 배향되는, 이온 소스. - 제 12 항에 있어서, 상기 도가니는 상기 공급 재료가 배치되고 가열되는 오목한 공동을 갖는 가열된 도가니를 포함하는, 이온 소스.
- 제 13 항에 있어서, 필라멘트가 상기 공급 재료를 가열하는데 사용되는, 이온 소스.
- 제 12 항에 있어서, 상기 플라즈마는 간접적으로 가열된 캐소드 또는 RF 이온 소스를 이용하여 생성되는, 이온 소스.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762597736P | 2017-12-12 | 2017-12-12 | |
| US62/597,736 | 2017-12-12 | ||
| PCT/US2018/061000 WO2019118120A1 (en) | 2017-12-12 | 2018-11-14 | Ion source crucible for solid feed materials |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20200088911A true KR20200088911A (ko) | 2020-07-23 |
| KR102461901B1 KR102461901B1 (ko) | 2022-11-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020207019636A Active KR102461901B1 (ko) | 2017-12-12 | 2018-11-14 | 이온 소스 및 간접적으로 가열된 캐소드 이온 소스 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10600611B2 (ko) |
| JP (1) | JP6948468B2 (ko) |
| KR (1) | KR102461901B1 (ko) |
| CN (1) | CN111433880B (ko) |
| TW (1) | TWI720372B (ko) |
| WO (1) | WO2019118120A1 (ko) |
Families Citing this family (14)
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|---|---|---|---|---|
| US11404254B2 (en) | 2018-09-19 | 2022-08-02 | Varian Semiconductor Equipment Associates, Inc. | Insertable target holder for solid dopant materials |
| KR102839028B1 (ko) * | 2019-03-22 | 2025-07-25 | 액셀리스 테크놀러지스, 인크. | 액체금속 이온 소스 |
| US11232925B2 (en) * | 2019-09-03 | 2022-01-25 | Applied Materials, Inc. | System and method for improved beam current from an ion source |
| US11120966B2 (en) | 2019-09-03 | 2021-09-14 | Applied Materials, Inc. | System and method for improved beam current from an ion source |
| US11170973B2 (en) * | 2019-10-09 | 2021-11-09 | Applied Materials, Inc. | Temperature control for insertable target holder for solid dopant materials |
| US10957509B1 (en) * | 2019-11-07 | 2021-03-23 | Applied Materials, Inc. | Insertable target holder for improved stability and performance for solid dopant materials |
| US11545330B2 (en) * | 2021-05-12 | 2023-01-03 | Axcelis Technologies, Inc. | Ion source with multiple bias electrodes |
| US11854760B2 (en) | 2021-06-21 | 2023-12-26 | Applied Materials, Inc. | Crucible design for liquid metal in an ion source |
| US12094681B2 (en) | 2022-05-10 | 2024-09-17 | Applied Materials, Inc. | Hybrid ion source for aluminum ion generation using a target holder and a solid target |
| US12040154B2 (en) | 2022-05-10 | 2024-07-16 | Applied Materials, Inc. | Hybrid ion source for aluminum ion generation using organoaluminium compounds and a solid target |
| US12154766B2 (en) | 2022-06-07 | 2024-11-26 | Applied Materials, Inc. | Ion source having different modes of operation |
| US12224149B2 (en) * | 2023-01-20 | 2025-02-11 | Applied Materials, Inc. | Ion source for controlling decomposition buildup using chlorine co-gas |
| US20250079113A1 (en) * | 2023-08-28 | 2025-03-06 | Applied Materials, Inc. | Ion Source Containing a Sputter Target |
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- 2018-11-14 US US16/190,649 patent/US10600611B2/en active Active
- 2018-11-14 CN CN201880079093.8A patent/CN111433880B/zh active Active
- 2018-11-14 WO PCT/US2018/061000 patent/WO2019118120A1/en not_active Ceased
- 2018-11-14 JP JP2020531588A patent/JP6948468B2/ja active Active
- 2018-11-14 KR KR1020207019636A patent/KR102461901B1/ko active Active
- 2018-11-28 TW TW107142341A patent/TWI720372B/zh active
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111433880A (zh) | 2020-07-17 |
| TW201937521A (zh) | 2019-09-16 |
| US20190180971A1 (en) | 2019-06-13 |
| WO2019118120A1 (en) | 2019-06-20 |
| JP2021506081A (ja) | 2021-02-18 |
| TWI720372B (zh) | 2021-03-01 |
| CN111433880B (zh) | 2023-03-28 |
| US10600611B2 (en) | 2020-03-24 |
| JP6948468B2 (ja) | 2021-10-13 |
| KR102461901B1 (ko) | 2022-11-01 |
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