Infrared holeburning spectroscopy in acid zeolites

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Reference M. Bonn, M.J.P. Brugmans, H.J. Bakker, A.W. Kleyn and R.A. van Santen: Infrared holeburning spectroscopy in acid zeolites In: Progress in Zeolite and Microporous Materials; part A : Proceedings of the 11th International Zeolite Conference, Seoul, Korea, August 12-17, 1996 /ed. H. Chon, S.-K. Ihm and Y.S. Uh, Elsevier B.V., 1997. - pp. 567-574
Group Ultrafast Spectroscopy

With time-resolved (picosecond) infrared holeburning spectroscopy, we directly demonstrate the inhomogeneity of acid sites in zeolites. Remarkably, the degree of relative inhomogeneity decreases upon adsorption of weakly interacting molecules.