JP2021039335A5 - - Google Patents
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- JP2021039335A5 JP2021039335A5 JP2020117891A JP2020117891A JP2021039335A5 JP 2021039335 A5 JP2021039335 A5 JP 2021039335A5 JP 2020117891 A JP2020117891 A JP 2020117891A JP 2020117891 A JP2020117891 A JP 2020117891A JP 2021039335 A5 JP2021039335 A5 JP 2021039335A5
- Authority
- JP
- Japan
- Prior art keywords
- refractive index
- index layer
- highest content
- reflective film
- low refractive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020117891A JP7689790B2 (ja) | 2019-09-02 | 2020-07-08 | 反射膜付基板、マスクブランク、反射型マスク、及び半導体デバイスの製造方法 |
| US17/008,949 US11500281B2 (en) | 2019-09-02 | 2020-09-01 | Reflective film coated substrate, mask blank, reflective mask, and semiconductor device manufacturing method |
| US17/958,088 US11899356B2 (en) | 2019-09-02 | 2022-09-30 | Reflective film coated substrate, mask blank, reflective mask, and semiconductor device manufacturing method |
| JP2024227680A JP7784213B2 (ja) | 2019-09-02 | 2024-12-24 | 反射膜付基板、マスクブランク、反射型マスク、及び半導体デバイスの製造方法 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019159908 | 2019-09-02 | ||
| JP2019159908 | 2019-09-02 | ||
| JP2020117891A JP7689790B2 (ja) | 2019-09-02 | 2020-07-08 | 反射膜付基板、マスクブランク、反射型マスク、及び半導体デバイスの製造方法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024227680A Division JP7784213B2 (ja) | 2019-09-02 | 2024-12-24 | 反射膜付基板、マスクブランク、反射型マスク、及び半導体デバイスの製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021039335A JP2021039335A (ja) | 2021-03-11 |
| JP2021039335A5 true JP2021039335A5 (cg-RX-API-DMAC7.html) | 2023-10-06 |
| JP7689790B2 JP7689790B2 (ja) | 2025-06-09 |
Family
ID=74682098
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020117891A Active JP7689790B2 (ja) | 2019-09-02 | 2020-07-08 | 反射膜付基板、マスクブランク、反射型マスク、及び半導体デバイスの製造方法 |
| JP2024227680A Active JP7784213B2 (ja) | 2019-09-02 | 2024-12-24 | 反射膜付基板、マスクブランク、反射型マスク、及び半導体デバイスの製造方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024227680A Active JP7784213B2 (ja) | 2019-09-02 | 2024-12-24 | 反射膜付基板、マスクブランク、反射型マスク、及び半導体デバイスの製造方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (2) | US11500281B2 (cg-RX-API-DMAC7.html) |
| JP (2) | JP7689790B2 (cg-RX-API-DMAC7.html) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11360384B2 (en) * | 2018-09-28 | 2022-06-14 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method of fabricating and servicing a photomask |
| DE102019124781B4 (de) | 2018-09-28 | 2024-06-06 | Taiwan Semiconductor Manufacturing Co., Ltd. | Verfahren zum herstellen und behandeln einer fotomaske |
| JP7689790B2 (ja) * | 2019-09-02 | 2025-06-09 | Hoya株式会社 | 反射膜付基板、マスクブランク、反射型マスク、及び半導体デバイスの製造方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004038548A1 (de) * | 2004-08-06 | 2006-03-16 | Schott Ag | Verfahren zur Herstellung eines Maskenblank für photolithographische Anwendungen und Maskenblank |
| US7678511B2 (en) * | 2006-01-12 | 2010-03-16 | Asahi Glass Company, Limited | Reflective-type mask blank for EUV lithography |
| EP2256789B1 (en) | 2008-03-18 | 2012-07-04 | Asahi Glass Company, Limited | Reflective mask blank for euv lithography |
| JP5560776B2 (ja) * | 2010-03-03 | 2014-07-30 | 旭硝子株式会社 | Euvリソグラフィ用反射型マスクブランクスの製造方法 |
| JP7689790B2 (ja) * | 2019-09-02 | 2025-06-09 | Hoya株式会社 | 反射膜付基板、マスクブランク、反射型マスク、及び半導体デバイスの製造方法 |
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2020
- 2020-07-08 JP JP2020117891A patent/JP7689790B2/ja active Active
- 2020-09-01 US US17/008,949 patent/US11500281B2/en active Active
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2022
- 2022-09-30 US US17/958,088 patent/US11899356B2/en active Active
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2024
- 2024-12-24 JP JP2024227680A patent/JP7784213B2/ja active Active