Fig. 3: Emission spectra.
From: Chiral lanthanide lumino-glass for a circularly polarized light security device

Emission spectra of Eu(+tfc)-tmpo(1) (black line), Eu(+tfc)-tmpo(2) (red line), and Eu(+tfc)-tmpo(3) (blue line).
From: Chiral lanthanide lumino-glass for a circularly polarized light security device

Emission spectra of Eu(+tfc)-tmpo(1) (black line), Eu(+tfc)-tmpo(2) (red line), and Eu(+tfc)-tmpo(3) (blue line).