ADVANCED MATERIALS, cilt.16, sa.21, ss.1933-1936, 2004 (SCI-Expanded)
Bromine and iodine substituents increase the yield of triplet excited states in a triply linked fused porphyrin dimer (see Figure), resulting in efficient reverse saturable absorption in the near-infrared range at 600-970 nm on the nanosecond timescale.