Exciting erbium-doped planar optical amplifier materials Back to all publications Publication date 1 January 2000 Reference A. Polman: Exciting erbium-doped planar optical amplifier materials In: Rare-Earth-Doped Materials and Devices IV : 26-27 January 2000 San Jose, California /ed. S. Jiang, Bellingham: SPIE, 2000. - pp. 2-13 Group Photonic Materials Request this article