Strong dispersion of the refraction index causes slow light propagation. We reported on such phenomenon induced by coherent population oscillations effect in Erbium-doped solids achieving group velocities as low as 2.7 m/s.
© 2006 Optical Society of America
(020.0020) Atomic and molecular physics : Atomic and molecular physics
(020.1670) Atomic and molecular physics : Coherent optical effects
(160.0160) Materials : Materials
(160.5690) Materials : Rare-earth-doped materials
E. Baldit, S. Briaudeau, P. Monnier, K. Bencheikh, and A. Levenson, "Ultraslow Light Propagation in Erbium-Doped Solid-State Materials," in Slow and Fast Light, Technical Digest (CD) (Optical Society of America, 2006), paper TuB6.
References are not available for this paper.