All issues Volume 74 (2019) Oil Gas Sci. Technol. – Rev. IFP Energies nouvelles, 74 (2019) 38 Full HTML
TEM pictures of hollow Y zeolite crystals obtained by desilicating the zeolite with a 0.02 M NaAlO2 solution at 60 °C for 4 h (step #3). Arrows indicate the amorphous aluminosilicate layer that covers the surface of some of the crystals.
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