Reduced and Excited States of (bpym)[PtCl2]n (bpym = 2,2'-Bipyrimidine; n = 1, 2): Experiments and DFT Calculations. Inorganic Chemistry, (41)16:4139--4148, 2002. [PUMA: bipyrimidine calcd complex complex;electronic complex;luminescence complex;mol complex;platinum crystal electrochem platinum prepn redn;Raman structure]