Phase image correlation based high sensitive optical nanoscope

  • Daesuk Kim*
  • , Byung Joon Baek
  • , Andrei V. Zvyagin
  • , Hyungchul Lee
  • , Yong Jai Cho
  • *Corresponding author for this work

Research output: Contribution to conferenceConference paperpeer-review

Abstract

We describe a novel real time optical 3D nanoscope scheme that can be applied for both metrology and inspection in various semiconductor fields. Since the proposed off-axis scheme based on a matched filter correlation method basically measure the phase information of a nano object, the proposed scheme has some benefits in terms of sensitivity in both 3D geometry measurement and defect inspection capability. in this study, the feasibility of the proposed scheme has been evaluated by combining the conical diffraction and wave propagation simulation codes.

Original languageEnglish
Title of host publicationPhotonics 2010
Subtitle of host publicationTenth International Conference on Fiber Optics and Photonics
DOIs
StatePublished - 2011
EventPhotonics 2010: 10th International Conference on Fiber Optics and Photonics - Guwahati, India
Duration: 2010.12.112010.12.15

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume8173
ISSN (Print)0277-786X

Conference

ConferencePhotonics 2010: 10th International Conference on Fiber Optics and Photonics
Country/TerritoryIndia
CityGuwahati
Period10.12.1110.12.15

Keywords

  • Angle resolved ellipsometry
  • Optical 3d nanoscope
  • Phase correlation
  • Scatterometry

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science
  • Computer Science & Information Systems
  • Mathematics
  • Engineering - Electrical & Electronic
  • Engineering - Petroleum
  • Data Science
  • Physics & Astronomy

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