For a particular substituted stilbene dendrimer the quantum yield for fluorescence following electronic excitation is 0.14, with the observed lifetime of the excited state 4.6 ns. Calculate the rate constant for fluorescence.
A) 33*103 s-1
B) 30* 106 s-1
C) 1.6 *109 s-1
D) 6.4 * 10-10 s-1
Correct Answer:
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