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Surface mapping of 2-D opaque microscopic objects via forward shadow diffraction

  • Songky Moon
  • , Jeong Bo Shim
  • , Sang Bum Lee
  • , Juhee Yang
  • , Sang Wook Kim
  • , Jai Hyung Lee
  • , Kyungwon An

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We have found that the angular width between two adjacent local minima on the forward diffraction pattern of an opaque convex object is inversely proportional to the projection width of the object in that diffraction direction. Based on this finding we have developed a nondestructive twodimensional surface mapping technique with a 20-nm resolution.

Original languageEnglish
Title of host publicationConference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2007
PublisherOptical Society of America
ISBN (Print)1424411742, 9781424411740
Publication statusPublished - 2007
EventConference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2007 - Seoul, Korea, Republic of
Duration: 26 Aug 200726 Aug 2007

Publication series

NameOptics InfoBase Conference Papers
ISSN (Electronic)2162-2701

Conference

ConferenceConference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2007
Country/TerritoryKorea, Republic of
CitySeoul
Period26/08/0726/08/07

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