JP6175496B2 - レーザチャンバのための耐食電極 - Google Patents
レーザチャンバのための耐食電極 Download PDFInfo
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- JP6175496B2 JP6175496B2 JP2015516048A JP2015516048A JP6175496B2 JP 6175496 B2 JP6175496 B2 JP 6175496B2 JP 2015516048 A JP2015516048 A JP 2015516048A JP 2015516048 A JP2015516048 A JP 2015516048A JP 6175496 B2 JP6175496 B2 JP 6175496B2
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- brass
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/02—Constructional details
- H01S3/03—Constructional details of gas laser discharge tubes
- H01S3/038—Electrodes, e.g. special shape, configuration or composition
- H01S3/0388—Compositions, materials or coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/22—Gases
- H01S3/223—Gases the active gas being polyatomic, i.e. containing two or more atoms
- H01S3/225—Gases the active gas being polyatomic, i.e. containing two or more atoms comprising an excimer or exciplex
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
- C22C9/04—Alloys based on copper with zinc as the next major constituent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/097—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser
- H01S3/0971—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser transversely excited
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Lasers (AREA)
- Plasma Technology (AREA)
Description
本出願は、2012年6月7日出願の「レーザチャンバのための耐食電極」という名称の米国特許仮出願第61/657,014号からの「35 U.S.C.§119(e)」の下での優先権を主張し、同じく2013年3月15日出願の「レーザチャンバのための耐食電極」という名称の米国特許一般出願第13/840,736号からの優先権を主張するものである。この仮出願及び一般出願の両方の開示は、全ての目的に対して引用によって本明細書に組み込まれている。
102a カソード面
104a アノード面
112 放電区域
122 アノード支持棒
Claims (10)
- チャンバと、
前記チャンバ内に配置され、細長いカソード面を有するカソードと、
前記チャンバ内に配置され、前記細長いカソード面に対向する細長いアノード面を有するアノードであって、該細長いアノード面と該細長いカソード面の間の空間が、該チャンバ内の放電区域を定め、該アノードが、29.7重量パーセントから30.3重量パーセントの亜鉛、120ppmから370ppmの燐、100ppm未満の不純物、及び残りの量の銅から基本的に構成される材料で形成され、該材料が、400Xの倍率で可視の微孔隙を持たない前記アノードと、
を含む、レーザシステム。 - チャンバと、
前記チャンバ内に配置され、細長いカソード面を有するカソードであって、該カソードが、29.7重量パーセントから30.3重量パーセントの亜鉛、120ppmから370ppmの燐、100ppm未満の不純物、及び残りの量の銅から基本的に構成される材料で形成され、該材料が、400Xの倍率で可視の微孔隙を持たない前記カソードと、
前記チャンバ内に配置され、前記細長いカソード面に対向する細長いアノード面を有するアノードであって、該細長いアノード面と該細長いカソード面の間の空間が、該チャンバ内の放電区域を定める前記アノードと、
を含む、レーザシステム。 - レーザシステムにレーザ光を発生させる方法であって、
プラズマ腐食に対する黄銅の抵抗を増大させる処理を受けた黄銅から電極を形成することと、
前記電極をレーザシステムに使用してレーザ光を発生させることと、
を含み、
プラズマ腐食に前記黄銅の前記抵抗を増大させる前記処理は、該黄銅に厳しい塑性変形を受けさせることを含む、
方法。 - 前記電極は、アノードである、請求項3に記載の方法。
- 前記黄銅に厳しい塑性変形を受けさせることは、該黄銅に剪断押し出し法を受けさせることを含む、請求項3に記載の方法。
- 前記電極は、カソードである、請求項3に記載の方法。
- 前記アノードは、前記チャンバ内に移動可能に配置される、請求項1に記載のレーザシステム。
- 約100ppmから約1,000ppmのヒ素又はアンチモンを含有する黄銅で形成された細長い面を有する電極の基体を備え、該黄銅が、400Xの倍率で可視の微孔隙を持たず、該黄銅が、ヒ素又はアンチモンがドープされていないカートリッジ黄銅と比べてプラズマ腐食に対して増大した抵抗を示す、
電極。 - 細長い面を有する電極の基体を備え、該電極の基体が、29.7重量パーセントから30.3重量パーセントの亜鉛、120ppmから370ppmのヒ素又はアンチモン、100ppm未満の不純物、及び残りの量の銅から基本的に構成される材料で形成され、該材料が、400Xの倍率で可視の微孔隙を持たず、該材料が、ヒ素又はアンチモンがドープされていないカートリッジ黄銅と比べてプラズマ腐食に対して増大した抵抗を示す、
電極。 - 約100ppmから約1,000ppmのヒ素又はアンチモンを含有する黄銅で形成された細長い面を有する電極の基体を備え、該黄銅が、1mm2当たり30個未満の含有物を有し、各含有物は、約5ミクロンを超えない直径を有し、該黄銅が、ヒ素又はアンチモンがドープされていないカートリッジ黄銅と比べてプラズマ腐食に対して増大した抵抗を示す、
電極。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261657014P | 2012-06-07 | 2012-06-07 | |
US61/657,014 | 2012-06-07 | ||
US13/840,736 | 2013-03-15 | ||
US13/840,736 US9246298B2 (en) | 2012-06-07 | 2013-03-15 | Corrosion resistant electrodes for laser chambers |
PCT/US2013/042513 WO2013184387A1 (en) | 2012-06-07 | 2013-05-23 | Corrosion resistant electrodes for laser chambers |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2015527726A JP2015527726A (ja) | 2015-09-17 |
JP2015527726A5 JP2015527726A5 (ja) | 2016-07-14 |
JP6175496B2 true JP6175496B2 (ja) | 2017-08-02 |
Family
ID=49712484
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015516048A Active JP6175496B2 (ja) | 2012-06-07 | 2013-05-23 | レーザチャンバのための耐食電極 |
Country Status (7)
Country | Link |
---|---|
US (2) | US9246298B2 (ja) |
EP (1) | EP2859627B1 (ja) |
JP (1) | JP6175496B2 (ja) |
KR (1) | KR102079052B1 (ja) |
CN (2) | CN104350650B (ja) |
TW (1) | TWI625907B (ja) |
WO (1) | WO2013184387A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020174880A1 (ja) | 2019-02-28 | 2020-09-03 | Jx金属株式会社 | 銅電極材料 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9246298B2 (en) * | 2012-06-07 | 2016-01-26 | Cymer, Llc | Corrosion resistant electrodes for laser chambers |
US10074953B2 (en) | 2015-09-30 | 2018-09-11 | Cymer, Llc | Erosion resistant electrodes for use in generating gas discharge laser |
US11987871B2 (en) * | 2017-05-02 | 2024-05-21 | Cymer, Llc | Electrodes for laser chambers having extended lifetime |
JP7095084B2 (ja) * | 2017-10-24 | 2022-07-04 | サイマー リミテッド ライアビリティ カンパニー | レーザチャンバ内の電極の寿命を延ばす方法及び装置 |
JP6829179B2 (ja) | 2017-11-15 | 2021-02-10 | Jx金属株式会社 | 耐食性CuZn合金 |
JP7165735B2 (ja) * | 2018-01-11 | 2022-11-04 | サイマー リミテッド ライアビリティ カンパニー | Duv光源、放電チャンバ及びその動作方法 |
US20210257797A1 (en) * | 2018-09-20 | 2021-08-19 | Cymer, Llc | Prolonged life laser chamber electrode and laser having same |
CN109411996A (zh) * | 2018-11-29 | 2019-03-01 | 北京科益虹源光电技术有限公司 | 一种准分子激光器电极结构及准分子激光器 |
EP3892745A4 (en) * | 2018-12-03 | 2021-11-24 | JX Nippon Mining & Metals Corporation | CORROSION RESISTANT CUZN ALLOY |
TW202400821A (zh) * | 2019-05-10 | 2024-01-01 | 美商希瑪有限責任公司 | 雷射放電設備及在雷射放電腔中之電極上形成保護層之方法 |
CN111585152B (zh) * | 2020-04-08 | 2022-02-08 | 中国科学院微电子研究所 | 用于激光器腔室的电极、激光器系统及曝光设备 |
CN113053705B (zh) * | 2021-02-05 | 2022-05-10 | 浙江大学 | 一种耐电弧烧蚀的铪铜复合电极及其制备方法 |
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-
2013
- 2013-03-15 US US13/840,736 patent/US9246298B2/en active Active
- 2013-05-23 CN CN201380029982.0A patent/CN104350650B/zh active Active
- 2013-05-23 CN CN201710262079.9A patent/CN107181158B/zh active Active
- 2013-05-23 WO PCT/US2013/042513 patent/WO2013184387A1/en active Application Filing
- 2013-05-23 JP JP2015516048A patent/JP6175496B2/ja active Active
- 2013-05-23 EP EP13800633.3A patent/EP2859627B1/en not_active Not-in-force
- 2013-05-23 KR KR1020147036791A patent/KR102079052B1/ko active IP Right Grant
- 2013-05-27 TW TW102118619A patent/TWI625907B/zh active
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2015
- 2015-12-22 US US14/979,073 patent/US20160126689A1/en not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020174880A1 (ja) | 2019-02-28 | 2020-09-03 | Jx金属株式会社 | 銅電極材料 |
Also Published As
Publication number | Publication date |
---|---|
KR102079052B1 (ko) | 2020-02-19 |
CN104350650B (zh) | 2018-05-11 |
US9246298B2 (en) | 2016-01-26 |
EP2859627A1 (en) | 2015-04-15 |
WO2013184387A1 (en) | 2013-12-12 |
CN107181158B (zh) | 2020-09-22 |
TWI625907B (zh) | 2018-06-01 |
CN104350650A (zh) | 2015-02-11 |
US20160126689A1 (en) | 2016-05-05 |
US20130329763A1 (en) | 2013-12-12 |
TW201405986A (zh) | 2014-02-01 |
EP2859627B1 (en) | 2018-05-23 |
KR20150016982A (ko) | 2015-02-13 |
EP2859627A4 (en) | 2016-07-13 |
JP2015527726A (ja) | 2015-09-17 |
CN107181158A (zh) | 2017-09-19 |
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