A. Sen et V. Krishnan, NOVEL COVALENTLY-LINKED PORPHYRIN DIMERS FOR CONTROLLED INTRAMOLECULAR ENERGY-TRANSFER, Chemical physics letters, 294(6), 1998, pp. 499-506
Dimers constituting differing porphyrin basicities undergo selective d
emetallation or protonation of one unit of the dimer. The efficiency o
f singlet excited energy transfer from neutral free-base/zinc(II) porp
hyrin to diprotonated porphyrin unit could be fine tuned by varying ac
idity in the covalently linked dimers. (C) 1998 Elsevier Science B.V.
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