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HRTEM observation of metal particles mobility on a Pt/γ-Al2O3 catalyst

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Abstract

High resolution transmission electron microscopy analysis of Pt/Al2O3 catalyst prepared by deposition of platinum from mesitylene solution shows that the smallest metal particles on edges and corners migrate under the influence of the electron beam. Sintering is also promoted.

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Authors and Affiliations

  1. Dipartimento di Chimica Inorganica, Chimica Fisica e Chimica del Materiali dell' Università di Torino, via P. Giuria 7, 10125, Turin, Italy

    G. Martra & S. Coluccia

  2. Istituto di Chimica Industriale, Università di Genova, Corso Europa 30, 16132, Genoa, Italy

    O. Monticelli

  3. Centro CNR Macromolecole Stereordinate ed Otticamente A ttive, Dipartimento di Chimica e Chimica Industriale, Università di Pisa, via Risorgimento 35, 58100, Pisa, Italy

    G. Vitulli

Authors
  1. G. Martra
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  2. S. Coluccia
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  3. O. Monticelli
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  4. G. Vitulli
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Martra, G., Coluccia, S., Monticelli, O. et al. HRTEM observation of metal particles mobility on a Pt/γ-Al2O3 catalyst. Catal Lett 29, 105–108 (1994). https://doi.org/10.1007/BF00814256

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  • DOI: https://doi.org/10.1007/BF00814256

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