Key points are not available for this paper at this time.
A new Ru(II) diimine complex, Ru(5-pyrenyl-1,10-phenanthroline)3(PF6)2 (Ru(py-phen)32+), possesses a room temperature excited state lifetime of 148 ± 8 μs.
Tyson et al. (Sat,) studied this question.