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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 two-dimensional surface mapping technique with a 20-nm resolution.

Original languageEnglish
Title of host publication2007 Conference on Lasers and Electro-Optics - Pacific Rim, CLEO/PACIFIC RIM
DOIs
Publication statusPublished - 2007
Event2007 Conference on Lasers and Electro-Optics - Pacific Rim, CLEO/PACIFIC RIM - Seoul, Korea, Republic of
Duration: 26 Aug 200731 Aug 2007

Publication series

NamePacific Rim Conference on Lasers and Electro-Optics, CLEO - Technical Digest

Conference

Conference2007 Conference on Lasers and Electro-Optics - Pacific Rim, CLEO/PACIFIC RIM
Country/TerritoryKorea, Republic of
CitySeoul
Period26/08/0731/08/07

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