Citation: Wen LI, Liang Bo FENG, Yuan Qi YIN. ESR STUDY OF ZrO2 CATALYST[J]. Chinese Chemical Letters, ;1995, 6(8): 723-726.
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The intensity of the signal(g=1.974) resulted from Zr3+ ion on the surface of ZrO2 catalyst, increased with the calcination temperature and time, but that of the signal (g=2.003) resulted from Fs+ centers (surface oxygen ion vacancies with a single trapped electron) decreased and finally disappeared at 550℃.
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