WO2021229755A1 - 標準試料およびその作製方法 - Google Patents
標準試料およびその作製方法 Download PDFInfo
- Publication number
- WO2021229755A1 WO2021229755A1 PCT/JP2020/019260 JP2020019260W WO2021229755A1 WO 2021229755 A1 WO2021229755 A1 WO 2021229755A1 JP 2020019260 W JP2020019260 W JP 2020019260W WO 2021229755 A1 WO2021229755 A1 WO 2021229755A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- substrate
- standard sample
- recess
- main surface
- plane
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 239000000758 substrate Substances 0.000 claims abstract description 49
- 239000013078 crystal Substances 0.000 claims abstract description 22
- 238000005530 etching Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000000523 sample Substances 0.000 claims description 57
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 6
- 238000011156 evaluation Methods 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 description 9
- 239000012670 alkaline solution Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000001459 lithography Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000001039 wet etching Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002070 nanowire Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01Q—SCANNING-PROBE TECHNIQUES OR APPARATUS; APPLICATIONS OF SCANNING-PROBE TECHNIQUES, e.g. SCANNING PROBE MICROSCOPY [SPM]
- G01Q40/00—Calibration, e.g. of probes
- G01Q40/02—Calibration standards and methods of fabrication thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/308—Chemical or electrical treatment, e.g. electrolytic etching using masks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N2001/2893—Preparing calibration standards
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30604—Chemical etching
- H01L21/30608—Anisotropic liquid etching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/308—Chemical or electrical treatment, e.g. electrolytic etching using masks
- H01L21/3083—Chemical or electrical treatment, e.g. electrolytic etching using masks characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
Definitions
- the above-mentioned standard sample can be produced by using, for example, manufacturing technology of a semiconductor device such as film forming technology, lithography technology, and etching technology.
- manufacturing technology of a semiconductor device such as film forming technology, lithography technology, and etching technology.
- nanometer-sized LER is generated at the edge of the pattern, and it is difficult to distinguish the difference from the nanometer-sized defect, so that it is not sufficient as a standard sample. No.
- the present invention has been made to solve the above problems, and an object of the present invention is to provide a standard sample capable of evaluating line edge roughness on the order of 1 nm.
- a recess having a side surface which is a facet surface and is an inclined surface inclined from the (111) surface is formed on the substrate whose main surface is (110).
- a standard sample capable of evaluating line edge roughness on the order of 1 nm can be provided.
- FIG. 1A is a cross-sectional view showing a state of a standard sample in an intermediate step for explaining a method for producing a standard sample according to an embodiment of the present invention.
- FIG. 1B is a plan view showing a state of a standard sample in an intermediate process for explaining a method for producing a standard sample according to an embodiment of the present invention.
- FIG. 1C is a cross-sectional view showing a state of a standard sample in an intermediate step for explaining a method for producing a standard sample according to an embodiment of the present invention.
- FIG. 1D is a cross-sectional view showing a state of a standard sample in an intermediate step for explaining a method for producing a standard sample according to an embodiment of the present invention.
- FIG. 1A is a cross-sectional view showing a state of a standard sample in an intermediate step for explaining a method for producing a standard sample according to an embodiment of the present invention.
- FIG. 1B is a plan view showing a state of a standard sample in an intermediate process
- FIG. 1E is a plan view showing a state of a standard sample in an intermediate process for explaining a method for producing a standard sample according to an embodiment of the present invention.
- FIG. 2 is a plan view showing a partial configuration of a standard sample according to an embodiment of the present invention.
- This production method is a method for producing a standard sample used for evaluation of a microscope capable of observing a nanometer size (having a resolution of the nanometer size) including a scanning probe microscope.
- the side surface 103a is made to be a surface parallel to the facet surface inclined by 1 ° from the (111) plane. can do.
- the substrate 101 is etched by an etching process having crystal anisotropy using the mask pattern 102 as a mask to form a recess 104 from the main surface of the substrate 101 to the inside of the substrate 101 (No. 1). 2 steps).
- the substrate 101 made of single crystal silicon can be etched with crystal anisotropy by wet etching using an alkaline solution as an etching solution.
- the (111) plane has an etching rate of 1/1000 compared to other planes such as the (100) plane and the (110) plane. It is the following, and it is hardly etched.
- the side surface 105 formed by anisotropic etching is a faceted surface inclined from the (111) surface of single crystal silicon. Therefore, as shown in FIG. 2, the edge portion of the recess 104 formed by the main surface of the substrate 101 and the side surface 105 is provided with a step due to the step (atomic step) 106 of the side surface 105.
- the side surface 105 is tilted by 1 ° from the (111) plane, the above-mentioned step becomes about 2 nm and occurs regularly every 120 nm. Therefore, a periodic step structure on the order of nm is formed at the edge portion of the recess 104 formed by the main surface of the substrate 101 and the side surface 105.
- This standard sample can be used for calibration of a scanning probe microscope such as AFM and an electron microscope such as a length measuring SEM (Critical Dimension-Scanning Electron Microscope: CD-SEM).
- the size of the step by step 106 changes depending on the angle of inclination from the (111) plane.
- (111) The larger the angle of inclination from the surface, the larger the step due to step 106. Therefore, the angle of inclination from the (111) plane can be adapted to the desired size of the step.
- the substrate 101 is composed of InP
- an aqueous solution of bromine and hydrobromic acid or an aqueous solution of hydrochloric acid and phosphoric acid can be used as the etching solution.
- an etching treatment having the same crystal anisotropy as described above can be performed, and the concave portion 104 is formed by using the mask pattern 102. can.
- a recess having a side surface which is a facet surface and is an inclined surface inclined from the (111) plane is formed on the substrate whose main surface is (110). Therefore, it is possible to provide a standard sample capable of evaluating line edge roughness on the order of 1 nm.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical & Material Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Sampling And Sample Adjustment (AREA)
- Weting (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
Abstract
Description
Claims (8)
- 走査型プローブ顕微鏡を含むナノメータサイズの観察が可能な顕微鏡の評価に用いる標準試料であって、
結晶から構成されて、主表面が(110)とされた基板と、
前記基板の主表面から前記基板の内部にかけて形成された凹部と
を備え、
前記凹部は、前記基板の主表面に対して垂直とされた1つの平面を形成する側面を備え、
前記側面は、ファセット面とされ、(111)面から傾斜した傾斜面とされている
ことを特徴とする標準試料。 - 請求項1記載の標準試料において、
前記基板は、シリコンの単結晶から構成されていることを特徴とする標準試料。 - 請求項1記載の標準試料において、
前記基板は、InPまたはGaAs結晶から構成され、前記側面は、(111)A面から傾斜した傾斜面とされていることを特徴とする標準試料。 - 請求項1~3のいずれか1項に記載の標準試料において、
前記基板の主表面と前記側面とにより形成される前記凹部のエッジ部は、
前記側面のステップによる段差を備えることを特徴とする標準試料。 - 走査型プローブ顕微鏡を含むナノメータサイズの観察が可能な顕微鏡の評価に用いる標準試料の作製方法であって、
結晶から構成されて、主表面が(110)とされた基板の上に、平面視で直線部を有する開口を備えたマスクパターンを形成する第1工程と、
前記マスクパターンをマスクとして、結晶異方性を有するエッチング処理により前記基板をエッチングし、前記基板の主表面から前記基板の内部にかけて凹部を形成する第2工程と
を備え、
前記凹部は、前記基板の主表面に対して垂直とされた1つの平面を形成する側面を備え、
前記側面は、ファセット面とされ、(111)面から傾斜した傾斜面とされている
ことを特徴とする標準試料の作製方法。 - 請求項5記載の標準試料の作製方法において、
前記基板は、シリコンの単結晶から構成されていることを特徴とする標準試料の作製方法。 - 請求項5記載の標準試料の作製方法において、
前記基板は、GaAsまたはInPの結晶から構成され、前記側面は、(111)A面から傾斜した傾斜面とされていることを特徴とする標準試料の作製方法。 - 請求項5~7のいずれか1項に記載の標準試料の作製方法において、
前記基板の主表面と前記側面とにより形成される前記凹部のエッジ部は、
前記側面のステップによる段差を備えることを特徴とする標準試料の作製方法。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20935239.2A EP4152011A4 (en) | 2020-05-14 | 2020-05-14 | STANDARD SAMPLE AND ITS PRODUCTION METHOD |
US17/998,324 US20230228792A1 (en) | 2020-05-14 | 2020-05-14 | Standard sample and manufacturing method thereof |
CN202080100681.2A CN115552254A (zh) | 2020-05-14 | 2020-05-14 | 标准样品及其制造方法 |
JP2022522439A JP7390481B2 (ja) | 2020-05-14 | 2020-05-14 | 標準試料およびその作製方法 |
KR1020227039628A KR20230002694A (ko) | 2020-05-14 | 2020-05-14 | 표준시료 및 그 제작방법 |
PCT/JP2020/019260 WO2021229755A1 (ja) | 2020-05-14 | 2020-05-14 | 標準試料およびその作製方法 |
TW109116928A TW202142867A (zh) | 2020-05-14 | 2020-05-21 | 標準試樣及其製作方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2020/019260 WO2021229755A1 (ja) | 2020-05-14 | 2020-05-14 | 標準試料およびその作製方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021229755A1 true WO2021229755A1 (ja) | 2021-11-18 |
Family
ID=78525546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2020/019260 WO2021229755A1 (ja) | 2020-05-14 | 2020-05-14 | 標準試料およびその作製方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20230228792A1 (ja) |
EP (1) | EP4152011A4 (ja) |
JP (1) | JP7390481B2 (ja) |
KR (1) | KR20230002694A (ja) |
CN (1) | CN115552254A (ja) |
TW (1) | TW202142867A (ja) |
WO (1) | WO2021229755A1 (ja) |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07176585A (ja) * | 1993-04-30 | 1995-07-14 | Sumitomo Sitix Corp | 測定精度校正用標準試料とその製造方法 |
JP2004251682A (ja) * | 2003-02-19 | 2004-09-09 | Hitachi High-Technologies Corp | 測長用標準部材およびその作製方法、並びにそれを用いた電子ビーム測長装置 |
US6869480B1 (en) * | 2002-07-17 | 2005-03-22 | The United States Of America As Represented By The United States National Aeronautics And Space Administration | Method for the production of nanometer scale step height reference specimens |
JP2006220517A (ja) * | 2005-02-10 | 2006-08-24 | National Institute For Materials Science | 校正試料の作製方法 |
JP2007078679A (ja) | 2005-08-16 | 2007-03-29 | National Institute Of Advanced Industrial & Technology | 探針形状評価用標準試料 |
JP2008224258A (ja) * | 2007-03-09 | 2008-09-25 | Hitachi High-Technologies Corp | 荷電粒子線装置 |
WO2010052840A1 (ja) * | 2008-11-05 | 2010-05-14 | 株式会社日立ハイテクノロジーズ | 校正用標準部材およびその作製方法並びにそれを用いた走査電子顕微鏡 |
JP2010271228A (ja) * | 2009-05-22 | 2010-12-02 | Hitachi High-Technologies Corp | 電子顕微鏡装置の寸法校正用標準部材、その製造方法、およびそれを用いた電子顕微鏡装置の校正方法 |
WO2013069067A1 (ja) * | 2011-11-11 | 2013-05-16 | 学校法人関西学院 | ナノメーター標準原器及びナノメーター標準原器の製造方法 |
WO2017203406A1 (en) * | 2016-05-23 | 2017-11-30 | Istituto Nazionale Di Ricerca Metrologica | Reference-standard device for calibration of measurements of length, and corresponding calibration process |
JP2019078578A (ja) | 2017-10-23 | 2019-05-23 | 株式会社日立ハイテクノロジーズ | パターン計測方法、パターン計測装置、及びコンピュータープログラム |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6903874B2 (ja) | 2016-06-30 | 2021-07-14 | 株式会社ニコン | 撮像装置 |
-
2020
- 2020-05-14 WO PCT/JP2020/019260 patent/WO2021229755A1/ja unknown
- 2020-05-14 CN CN202080100681.2A patent/CN115552254A/zh active Pending
- 2020-05-14 EP EP20935239.2A patent/EP4152011A4/en active Pending
- 2020-05-14 US US17/998,324 patent/US20230228792A1/en active Pending
- 2020-05-14 JP JP2022522439A patent/JP7390481B2/ja active Active
- 2020-05-14 KR KR1020227039628A patent/KR20230002694A/ko unknown
- 2020-05-21 TW TW109116928A patent/TW202142867A/zh unknown
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07176585A (ja) * | 1993-04-30 | 1995-07-14 | Sumitomo Sitix Corp | 測定精度校正用標準試料とその製造方法 |
US6869480B1 (en) * | 2002-07-17 | 2005-03-22 | The United States Of America As Represented By The United States National Aeronautics And Space Administration | Method for the production of nanometer scale step height reference specimens |
JP2004251682A (ja) * | 2003-02-19 | 2004-09-09 | Hitachi High-Technologies Corp | 測長用標準部材およびその作製方法、並びにそれを用いた電子ビーム測長装置 |
JP2006220517A (ja) * | 2005-02-10 | 2006-08-24 | National Institute For Materials Science | 校正試料の作製方法 |
JP2007078679A (ja) | 2005-08-16 | 2007-03-29 | National Institute Of Advanced Industrial & Technology | 探針形状評価用標準試料 |
JP2008224258A (ja) * | 2007-03-09 | 2008-09-25 | Hitachi High-Technologies Corp | 荷電粒子線装置 |
WO2010052840A1 (ja) * | 2008-11-05 | 2010-05-14 | 株式会社日立ハイテクノロジーズ | 校正用標準部材およびその作製方法並びにそれを用いた走査電子顕微鏡 |
JP2010271228A (ja) * | 2009-05-22 | 2010-12-02 | Hitachi High-Technologies Corp | 電子顕微鏡装置の寸法校正用標準部材、その製造方法、およびそれを用いた電子顕微鏡装置の校正方法 |
WO2013069067A1 (ja) * | 2011-11-11 | 2013-05-16 | 学校法人関西学院 | ナノメーター標準原器及びナノメーター標準原器の製造方法 |
WO2017203406A1 (en) * | 2016-05-23 | 2017-11-30 | Istituto Nazionale Di Ricerca Metrologica | Reference-standard device for calibration of measurements of length, and corresponding calibration process |
JP2019078578A (ja) | 2017-10-23 | 2019-05-23 | 株式会社日立ハイテクノロジーズ | パターン計測方法、パターン計測装置、及びコンピュータープログラム |
Non-Patent Citations (2)
Title |
---|
ANONYMOUS: "Å Calibration in the height direction on order, evaluation of equipment performance: ", AFM (ATOMIC FORCE MICROSCOPE) STANDARD SAMPLE FOR HEIGHT CALIBRATION, JP, pages 1 - 2, XP009532307, Retrieved from the Internet <URL:https://web.archive.org/web/20150714034621/https://keytech.ntt-at.co.jp/support/docs/afm.pdf> [retrieved on 20200722] * |
See also references of EP4152011A4 |
Also Published As
Publication number | Publication date |
---|---|
US20230228792A1 (en) | 2023-07-20 |
KR20230002694A (ko) | 2023-01-05 |
JP7390481B2 (ja) | 2023-12-01 |
JPWO2021229755A1 (ja) | 2021-11-18 |
TW202142867A (zh) | 2021-11-16 |
CN115552254A (zh) | 2022-12-30 |
EP4152011A1 (en) | 2023-03-22 |
EP4152011A4 (en) | 2024-01-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7365306B2 (en) | Standard member for length measurement, method for producing the same, and electron beam length measuring device using the same | |
Volk et al. | Linear standard for SEM–AFM microelectronics dimensional metrology in the range 0.01–100 μm | |
JP4511582B2 (ja) | マスクパターンの補正方法、フォトマスク、および半導体装置の製造方法 | |
WO2021229755A1 (ja) | 標準試料およびその作製方法 | |
JP5071815B2 (ja) | ナノメートルスケールの計測標準試料およびナノメートルスケールの計測標準試料を用いた走査型顕微鏡の校正方法 | |
US20070040117A1 (en) | Standard specimen for probe shape evaluation and method for evaluating probe shape | |
CN112949236B (zh) | 刻蚀偏差的计算方法以及计算系统 | |
US7361941B1 (en) | Calibration standards and methods | |
US20110127641A1 (en) | Self-organized pin-type nanostructures, and production thereof on silicon | |
Foucher et al. | CD-AFM versus CD-SEM for resist LER and LWR measurements | |
JP2649475B2 (ja) | 測定精度校正用標準試料とその製造方法 | |
Foucher et al. | Study of 3D metrology techniques as an alternative to cross-sectional analysis at the R&D level | |
JP2010278363A (ja) | 結晶欠陥検出方法 | |
JP2705338B2 (ja) | 測長sem用基準サンプルの製造方法 | |
US7393616B2 (en) | Line end spacing measurement | |
Nakayama et al. | Sub-50-nm pitch size grating reference for CD-SEM magnification calibration | |
US7997002B2 (en) | Dual carbon nanotubes for critical dimension metrology on high aspect ratio semiconductor wafer patterns | |
JP4908885B2 (ja) | 半導体装置の特性予測方法及び特性予測装置 | |
TWI742525B (zh) | 基板、圖形、及測量裝置之校正方法 | |
Kim et al. | In-line critical dimension and sidewall roughness metrology study for compound nanostructure process control by in-line 3D atomic force microscope | |
JP3284514B2 (ja) | 微細寸法標準構造及び微細寸法標準化方法 | |
JP6459284B2 (ja) | インプリントモールドの検査方法及び製造方法 | |
Foucher et al. | Manufacturing and advanced characterization of sub-25nm diameter CD-AFM probes with sub-10nm tip edges radius | |
Cadena et al. | AFM nanomachining and clean repair of EUV TaBN advanced absorber material | |
RU2207503C2 (ru) | Тестовый объект для калибровки растровых электронных микроскопов |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 20935239 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2022522439 Country of ref document: JP Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 20227039628 Country of ref document: KR Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2020935239 Country of ref document: EP Effective date: 20221214 |