X.-F. Wang, L. Yu, H. Wei, G. Wu
ARTICLE
spectrum is shown in Figure 3. It is obvious that complex 1 Acknowledgement
exhibits narrow radiation emission maxima at 528 nm upon
photo excitation at 210 nm. To ascertain the adscription of The authors are grateful to the University Science Foundation of An
Hui Provience (Grant No. KJ2009B104) and The Applied Chemistry
emission spectra, the photoluminescence of pure H pcmb and
2
Key Constructing Subject of Anhui Province (No. 200802187C) for
solvent DMF were measured under the same conditions. How-
financial support of this work.
ever, the free H pcmb ligand displays weak emission maxima
2
at 528 nm, DMF exhibits an emission peak at 406 nm. Such
fluorescence behavior suggests that the emission of complex 1
is mainly attributed to π–π* or n–n* intraligand fluorescence.
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Received: August 11, 2010
Published Online: October 21, 2010
Figure 4. TG / DTA curve of 1.
2
92
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Z. Anorg. Allg. Chem. 2011, 289–292