𝔖 Bobbio Scriptorium
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EXCITED STATES OF SIX-MEMBERED N-HETEROCYCLES. FLUORESCENCE, PHOSPHORESCENCE AND ACID—BASE EQUILIBRIA OF ELECTRONICALLY EXCITED PHENAZINE

✍ Scribed by A. GRABOWSKA; B. PAKUŁA


Book ID
114891437
Publisher
John Wiley and Sons
Year
1969
Tongue
English
Weight
588 KB
Volume
9
Category
Article
ISSN
0031-8655

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Triplet states of six-membered N-heteroc
✍ A. Grabowska; B. Pakuľa 📂 Article 📅 1967 🏛 Elsevier Science 🌐 English ⚖ 366 KB

The phosphorescence spectra of the pyrazine molecule and of its mon.o-and diprotonated forms have been measured in aqueous solvents. Emission maxima occur respectively at: 26700 cm-l, 21600 cm-1 and 24 100 cm-l. The nature of the excited states involved is discussed, and an explanation of the reds