'Quenching of Excited States of Metal Complexes

Eu(crypt)³⁺

excited state quenched by Cr(CN)₆^3–

Sabbatini, N.; Perathoner, S.; Dellonte, S.; Lattanzi, G.; Balzani, V.
J. Less-Common Met. 126: 329-34 (1986)

Eu(crypt)³⁺ quenched by Cr(CN)₆^3–
Solvent : H₂O, 1 mol/L KCl

k_q = ~2 x 10⁶(L mol^–1 s^–1)

Mechanism: energy transfer
Experimental methods: laser flash, luminescence, single shot signal