We theoretically study and experimentally demonstrate thermally induced optical bistability in Yb3+-Er3+ phosphate glass microspheres at 295K. Thermal avalanche in Yb3+ ions is concomitant with bistability in Er3+ fluorescence and lasing behavior, and chromatic switching.
© 2007 OSA
D. G. O'Shea, J. M. Ward, B. J. Shortt, and S. G. Nic Chormaic, "Dynamics of Thermally Induced Optical Bistability in Yb3+-Er3+ Co-Doped Phosphate Glass Microspherical Lasers," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest Series (CD) (Optical Society of America, 2007), paper CMS7.
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