JP5532834B2 - 反射型投影露光マスクブランク、及び反射型投影露光マスク - Google Patents
反射型投影露光マスクブランク、及び反射型投影露光マスク Download PDFInfo
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- JP5532834B2 JP5532834B2 JP2009257244A JP2009257244A JP5532834B2 JP 5532834 B2 JP5532834 B2 JP 5532834B2 JP 2009257244 A JP2009257244 A JP 2009257244A JP 2009257244 A JP2009257244 A JP 2009257244A JP 5532834 B2 JP5532834 B2 JP 5532834B2
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- layer
- reflective
- mask
- light
- reflective film
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- 239000010410 layer Substances 0.000 claims description 149
- 239000006096 absorbing agent Substances 0.000 claims description 54
- 239000000758 substrate Substances 0.000 claims description 35
- 239000011241 protective layer Substances 0.000 claims description 11
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 9
- 239000011733 molybdenum Substances 0.000 claims description 9
- 229910052750 molybdenum Inorganic materials 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 4
- 238000005530 etching Methods 0.000 description 19
- 238000004519 manufacturing process Methods 0.000 description 19
- 238000000034 method Methods 0.000 description 17
- 239000004065 semiconductor Substances 0.000 description 14
- 239000000463 material Substances 0.000 description 10
- 238000012986 modification Methods 0.000 description 7
- 230000004048 modification Effects 0.000 description 7
- 238000012546 transfer Methods 0.000 description 7
- 238000001312 dry etching Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000004544 sputter deposition Methods 0.000 description 4
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 235000010724 Wisteria floribunda Nutrition 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000012300 argon atmosphere Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 238000000609 electron-beam lithography Methods 0.000 description 2
- 238000001900 extreme ultraviolet lithography Methods 0.000 description 2
- 238000001659 ion-beam spectroscopy Methods 0.000 description 2
- 238000001755 magnetron sputter deposition Methods 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 238000005546 reactive sputtering Methods 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- 239000000126 substance 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
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- CXOWYMLTGOFURZ-UHFFFAOYSA-N azanylidynechromium Chemical compound [Cr]#N CXOWYMLTGOFURZ-UHFFFAOYSA-N 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000000671 immersion lithography Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 230000007261 regionalization Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Images
Landscapes
- Preparing Plates And Mask In Photomechanical Process (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Description
101・・・吸収体層
102、102a・・・反射膜層
103・・・エッチングストッパ層
104、104a、104b・・・保護層
105、105a・・・レジスト層
106・・・マスク層
Claims (2)
- 支持基板上にEUV光を実質的に吸収することを目的とした吸収体層と、
前記吸収体層上に直接または他の層を介して前記吸収体層上に形成され、EUV光を実質的に反射させることを目的としたモリブデンとシリコンとが交互に40対層程度積層された構造の反射膜層と
を備え、
前記反射膜層は前記吸収体層より上に設けられており、
前記反射膜層上に、露光光(EUV光)は吸収せず検査光(UV光)を吸収する保護層が更に設けられていることを特徴とする反射型投影露光マスクブランク。 - 支持基板上にEUV光を実質的に吸収することを目的とした吸収体層と、
前記吸収体層上に直接または他の層を介して前記吸収体層上に形成され、EUV光を実質的に反射させることを目的とし、所望のパターンを有し、モリブデンとシリコンとが交互に40対層程度積層された構造の反射膜層と、
を備え、
前記反射膜層は前記吸収体層より上に設けられており、
前記反射膜層上に、露光光(EUV光)は吸収せず検査光(UV光)を吸収する保護層が更に設けられていることを特徴とする反射型投影露光マスク。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009257244A JP5532834B2 (ja) | 2009-11-10 | 2009-11-10 | 反射型投影露光マスクブランク、及び反射型投影露光マスク |
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JP2009257244A JP5532834B2 (ja) | 2009-11-10 | 2009-11-10 | 反射型投影露光マスクブランク、及び反射型投影露光マスク |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011103344A JP2011103344A (ja) | 2011-05-26 |
JP5532834B2 true JP5532834B2 (ja) | 2014-06-25 |
Family
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JP2009257244A Active JP5532834B2 (ja) | 2009-11-10 | 2009-11-10 | 反射型投影露光マスクブランク、及び反射型投影露光マスク |
Country Status (1)
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JP (1) | JP5532834B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9335206B2 (en) * | 2012-08-30 | 2016-05-10 | Kla-Tencor Corporation | Wave front aberration metrology of optics of EUV mask inspection system |
JP6340800B2 (ja) * | 2014-01-24 | 2018-06-13 | 凸版印刷株式会社 | Euv露光用マスク及びその製造方法 |
JP2016009744A (ja) * | 2014-06-24 | 2016-01-18 | 凸版印刷株式会社 | 反射型マスクおよび反射型マスクブランク |
JP2016173392A (ja) * | 2015-03-16 | 2016-09-29 | 株式会社東芝 | 光反射型リソグラフィマスク、その製造方法、マスクデータの生成方法、およびマスクブランク |
JP6374360B2 (ja) * | 2015-08-04 | 2018-08-15 | 東芝メモリ株式会社 | Euvマスク及びその製造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01175734A (ja) * | 1987-12-29 | 1989-07-12 | Canon Inc | 反射型マスク及びその製造方法 |
JP3240189B2 (ja) * | 1992-10-12 | 2001-12-17 | 株式会社日立製作所 | 光学素子及び光学素子の製造方法 |
JP2005340553A (ja) * | 2004-05-28 | 2005-12-08 | Sony Corp | 露光用マスク |
JP4663749B2 (ja) * | 2008-03-11 | 2011-04-06 | 大日本印刷株式会社 | 反射型マスクの検査方法および製造方法 |
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2009
- 2009-11-10 JP JP2009257244A patent/JP5532834B2/ja active Active
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JP2011103344A (ja) | 2011-05-26 |
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