The pH Effect on the Luminescence Quenching of Tris(2,2'bipyridine)Ruthenium(II) by Phenolic Compounds

DOMINGO M. VERA; GUSTAVO A. ARGÜELLO; GSPONER, HÉCTOR E; GERARDO A. ARGUELLO

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY

Año: 1993 vol. 76 p. 13 - 13

1010-6030

p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: normal; mso-layout-grid-align: none">The effect of pH on the luminescence quenching of the excited state (3CT) of  tris(2,2´-bipyridine) ruthenium (II) by a series of phenols was studied in aerated aqueous solutions at constant temperature and ionic strength. The experimental rate constants (kq) were obtained separately from static  luminescence intensity and dynamic (