TWI809209B - 用於粒子偵測之徑向偏振器 - Google Patents

用於粒子偵測之徑向偏振器 Download PDF

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Publication number
TWI809209B
TWI809209B TW108136518A TW108136518A TWI809209B TW I809209 B TWI809209 B TW I809209B TW 108136518 A TW108136518 A TW 108136518A TW 108136518 A TW108136518 A TW 108136518A TW I809209 B TWI809209 B TW I809209B
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TW
Taiwan
Prior art keywords
light
sample
collection
pupil plane
wave plate
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TW108136518A
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English (en)
Chinese (zh)
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TW202026623A (zh
Inventor
振坤 廖
丹尼爾 卡瓦德傑夫
國衡 趙
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美商科磊股份有限公司
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/94—Investigating contamination, e.g. dust
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/9501—Semiconductor wafers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8806—Specially adapted optical and illumination features
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G01N15/0211—Investigating a scatter or diffraction pattern
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/21—Polarisation-affecting properties
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/956—Inspecting patterns on the surface of objects
    • G01N21/95607—Inspecting patterns on the surface of objects using a comparative method
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P74/00—Testing or measuring during manufacture or treatment of wafers, substrates or devices
    • H10P74/20—Testing or measuring during manufacture or treatment of wafers, substrates or devices characterised by the properties tested or measured, e.g. structural or electrical properties
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P74/00—Testing or measuring during manufacture or treatment of wafers, substrates or devices
    • H10P74/20—Testing or measuring during manufacture or treatment of wafers, substrates or devices characterised by the properties tested or measured, e.g. structural or electrical properties
    • H10P74/203—Structural properties, e.g. testing or measuring thicknesses, line widths, warpage, bond strengths or physical defects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N2021/473—Compensating for unwanted scatter, e.g. reliefs, marks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N2021/8461—Investigating impurities in semiconductor, e.g. Silicon
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8806—Specially adapted optical and illumination features
    • G01N2021/8822—Dark field detection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8806—Specially adapted optical and illumination features
    • G01N2021/8848—Polarisation of light

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  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
  • Geophysics And Detection Of Objects (AREA)
TW108136518A 2018-11-14 2019-10-09 用於粒子偵測之徑向偏振器 TWI809209B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201862767246P 2018-11-14 2018-11-14
US62/767,246 2018-11-14
US16/577,089 US10942135B2 (en) 2018-11-14 2019-09-20 Radial polarizer for particle detection
US16/577,089 2019-09-20

Publications (2)

Publication Number Publication Date
TW202026623A TW202026623A (zh) 2020-07-16
TWI809209B true TWI809209B (zh) 2023-07-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
TW108136518A TWI809209B (zh) 2018-11-14 2019-10-09 用於粒子偵測之徑向偏振器

Country Status (6)

Country Link
US (1) US10942135B2 (https=)
JP (2) JP7254177B2 (https=)
KR (1) KR102518212B1 (https=)
CN (2) CN112969910B (https=)
TW (1) TWI809209B (https=)
WO (1) WO2020102266A1 (https=)

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US12326588B2 (en) * 2020-01-30 2025-06-10 Lawrence Livermore National Security, Llc Polarization manipulation of free-space electromagnetic radiation fields
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US11525777B2 (en) * 2020-04-28 2022-12-13 Applied Materials Israel Ltd. Optimizing signal-to-noise ratio in optical imaging of defects on unpatterned wafers
KR20220023874A (ko) 2020-08-20 2022-03-03 삼성디스플레이 주식회사 표시 장치 광학 성능 테스트용 광학 검사 기기 및 이를 이용한 광학 검사 방법
US11264200B1 (en) * 2020-09-23 2022-03-01 Fei Company Lamella alignment based on a reconstructed volume
US11879853B2 (en) * 2021-02-19 2024-01-23 Kla Corporation Continuous degenerate elliptical retarder for sensitive particle detection
US12322620B2 (en) 2021-12-14 2025-06-03 Kla Corporation Reflective waveplates for pupil polarization filtering
US20250035563A1 (en) * 2023-07-25 2025-01-30 Samsung Electronics Co., Ltd. Semiconductor measurement device
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Publication number Publication date
US10942135B2 (en) 2021-03-09
KR102518212B1 (ko) 2023-04-04
CN115060730A (zh) 2022-09-16
JP7254177B2 (ja) 2023-04-07
KR20210076161A (ko) 2021-06-23
CN112969910B (zh) 2022-06-17
CN112969910A (zh) 2021-06-15
JP2023075201A (ja) 2023-05-30
JP2022509599A (ja) 2022-01-21
US20200150054A1 (en) 2020-05-14
JP7438424B2 (ja) 2024-02-26
WO2020102266A1 (en) 2020-05-22
CN115060730B (zh) 2024-10-18
TW202026623A (zh) 2020-07-16

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