Abstract
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 language | English (US) |
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Pages (from-to) | 533-535 |
Number of pages | 3 |
Journal | Optics Letters |
Volume | 37 |
Issue number | 4 |
DOIs | |
State | Published - Feb 15 2012 |
All Science Journal Classification (ASJC) codes
- Atomic and Molecular Physics, and Optics