The photophysical behavior and some photochemical processes for nickel (II) porphyrins
have been examined with picosecond transient absorption techniques. Detailed results are …

The well-known class of hemoproteins (HP) with metalloporphyrins (Me (P)) as active
centres performs a wide range spectrum of functions from oxygen transport by hemoglobin …

The ultrafast photodynamics of four-coordinate nickel (II) porphyrins in noncoordinating
solvents has been studied using femtosecond time resolved optical spectroscopy …

The lifetime of the (dz 2, dx 2-y 2) metal excited state of nickel (II) 5, 10, 15, 20-tetra-tert-
butylporphyrin (NiT (t-Bu) P) exhibits an extraordinary dependence on solvent dielectric …

Utilization of two-photon (TP) excited fluorescence resonance energy transfer (FRET) within
a light-harvesting dendrimer has proven to be a reliable method for the enhancement of the …

We report a systematic investigation of a series of Ag (II) and Ag (III) complexes of porphyrins
and their analogues using UV–vis magnetic circular dichroism (MCD) spectroscopies and …

Transient absorption measurements with subpicosecond resolution have been performed
on nickel (II) dodecaphenylporphyrin (NiDPP), a highly nonplanar tetrapyrrole. Following …

Relaxation processes of excited copper porphyrins were studied with relevance to the
structure of the substates of the lowest excited states. Lifetimes of luminescence at room …

We have carried out a femtosecond transient absorption spectroscopic study on nickel (II)
porphyrins in various solvents in order to obtain detailed information on vibrational …

Picosecond measurements on the binding and release of basic ligands by excited states of Ni(II)
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