Negative coupling between defects in waveguide arrays

J. M. Zeuner, M. C. Rechtsman, R. Keil, F. Dreisow, A. Tünnermann, S. Nolte, A. Szameit

Research output: Contribution to journalArticlepeer-review

18 Scopus citations


We report on the experimental demonstration of negative coupling constants between defect guides in a waveguide lattice. We find that coupling can only be negative if the defects are negative and an odd number of lattice sites is between the defect guides.

Original languageEnglish (US)
Pages (from-to)533-535
Number of pages3
JournalOptics Letters
Issue number4
StatePublished - Feb 15 2012

All Science Journal Classification (ASJC) codes

  • Atomic and Molecular Physics, and Optics


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