Faculty of Chemistry, Nicolaus Copernicus University, Gagarina Street 7, 87-100 Toruń, Poland ...

Department of Chemistry, University of York, Heslington, York YO10 5DD, U.K.

The structure observed in the spectrum could be due to the transitions arising from the isoelectronic states of planar bipyridyl moieties of the complexes. The spectrum could not be recorded in water, ...