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Study of Brønsted acidity of NaHY zeolite by positron spectroscopy

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Abstract

Angular correlations of positron annihilation gammas were applied to study NaHY zeolite catalysts whose acidity was altered by an ion-exchange process. The Brønsted acidity was found to vary linearly with the lineshape parameter of the angular correlation spectrum of the sample.

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Authors and Affiliations

  1. Department of Physics, University of Louisville, 40292, Louisville, KY, USA

    W. F. Huang & K. J. Hung

  2. United Catalysts Inc., 40210, Louisville, KY, USA

    D. C. Huang

  3. Department of Physics, Tam Kang University, Taiwan, ROC

    P. K. Tseng

Authors
  1. W. F. Huang
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  2. D. C. Huang
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  3. K. J. Hung
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  4. P. K. Tseng
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Huang, W.F., Huang, D.C., Hung, K.J. et al. Study of Brønsted acidity of NaHY zeolite by positron spectroscopy. Catal Lett 40, 31–34 (1996). https://doi.org/10.1007/BF00807452

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  • DOI: https://doi.org/10.1007/BF00807452

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