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Bloch oscillations in zigzag waveguide arrays

: Dreisow, F.; Wang, G.; Heinrich, M.; Keil, R.; Nolte, S.; Tünnermann, A.; Szameit, A.


Institute of Electrical and Electronics Engineers -IEEE-:
European Conference on Lasers and Electro-Optics Europe and 12th European Quantum Electronics Conference, CLEO Europe/EQEC 2011). Vol.2 : Munich, Germany, 22 - 26 May 2011
Piscataway, NJ: IEEE, 2011
ISBN: 978-1-4577-0533-5
ISBN: 978-1-4577-0532-8
European Conference on Lasers and Electro-Optics (CLEO Europe) <2011, Munich>
European Quantum Electronics Conference (EQEC) <12, 2011, Munich>
Conference Paper
Fraunhofer IOF ()

We observe complex optical Bloch oscillations in femtosecond laser written zigzag waveguide arrays. The specific higher order interaction deforms the band structure. Its mapping onto the propagation direction is observed via waveguide fluorescence mircoscopy.