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. 2018 May 18;7:1. doi: 10.1038/s41377-018-0007-z

Fig. 3. Extension of PT effect to Bi-doped silicate glass, where PT effect could be enhanced by depolymerizing the glass network, and invention of Bi-doped phosphosilicate BGs with pronounced PT effect.

Fig. 3

a Temperature curves of Bi-doped silicate glass samples S25CxA, S15N15CxA, and S25NxA (for sample codes, see Table S1) under 1.5 W cm2 irradiation of 808 nm LD; b strategy to modulate PT efficiency; c emission spectra upon an excitation of 808 nm; d absorption spectra of S25CxA, S15N15CxA, and S25NxA; e PT effect of Bi-doped phosphosilicate BG samples SxP2B as a function of illumination power and the content x of P2O5; and f absorption spectra of SxP2B and commercial BG 45S5.