Eu3+

excited state quenched by Diphenylamine
Ermolaev, V.L.; Tachin, V.S.
Opt. Spectrosc. (USSR) 29: 49-52 (1970)

Eu3+ quenched by Diphenylamine
Solvent : Acetone, 20ºC

kq = 4.2 x 105(L mol–1 s–1)

Mechanism: reductive electron transfer
Experimental methods: conventional flash, luminescence, single shot signal
Lifetime in the absence of quencher, air free = 350 micro sec.
Comments: some static quenching?

back...