Plasmonic Field Excitations in metal-clad Fiber Geometries

  1. 1DOOS - Design & Optimization of Optical Systems
  2. 2Faculty of Engineering, Applied Physics and Medical Engineering Study Area, RheinMain University of Applied Sciences
  3. 3Institute of Physics, Technische Universität Ilmenau
  4. 4Department of Electrical Engineering, Université Laval
  5. 5Department of Physics and Astronomy, Western University

utrutschel@doos.de

So far the properties of Plasmon-like fields bound to cylindrical interfaces have not been analysed as completely as in planar structures. We present numerical studies of Plasmon-like field excitations in the proximity of cylindrical metal-dielectric interfaces at metal-clad glass-fibers or metal-clad hollow-core fiber capillaries. Our studies include the interplay of the plasmon- with guided modes giving rise to mixed waveguide-plasmon-modes and ARROW-plasmon-modes as well. In particular, the influence of different geometry parameters on the specific field pattern together with their complex propagation constant will be analysed. Our underlying mode-solver is able to solve Maxwell's equations rigorously for an arbitrary stack of cylindrical layers with complex dielectric constants and a common symmetry axis. Potential applications of our studies are in the area biophotonic sensing

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@inproceedings{dgao106-p3, title = {Plasmonic Field Excitations in metal-clad Fiber Geometries}, author = {Udo Trutschel, Uwe Langbein, M. Markert, Michel Duguay, Silvia Mittler}, booktitle = {DGaO-Proceedings, 106. Jahrestagung}, year = {2005}, publisher = {Deutsche Gesellschaft für angewandte Optik e.V.}, issn = {1614-8436}, note = {Poster P3} }
106. Annual Conference of the DGaO · Wrocław · 2005