Structural properties and crystallization kinetics of leucite and kalsilite from aluminosilicate amorphous precursors (CROSBI ID 569457)
Prilog sa skupa u zborniku | izvorni znanstveni rad | međunarodna recenzija
Podaci o odgovornosti
Buljan, Iva ; Kosanović, Cleo ; Subotić, Boris ; Novak Tušar, Nataša ; Ristić, Alenka ; Gabrovšek, Roman ; Kaučič, Venčeslav
engleski
Structural properties and crystallization kinetics of leucite and kalsilite from aluminosilicate amorphous precursors
Kinetics of isothermal crystallization of tetragonal modification of leucite and hexagonal modification of kalsilite from differently prepared precipitated amorphous aluminosilicate precursors were investigated at three different temperatures. Kinetic analysis of the transformation processes have shown that the crystallization of leucite occurs in the same way as the crystallization of kalsilite and follows a pseudo-zero-rate kinetic equation. The apparent activation energies calculated by the Arrhenius equation were 373 kJ/mol for the crystallization of kalsilite and 403 kJ/mol for the crystallization of leucite, which is explained by different microstructure of the prepared precursors.
Kinetics ; Crystallization ; Leucite ; Kalsilite ; Amorphous aluminosilicates
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Podaci o prilogu
47-50.
2010.
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objavljeno
Podaci o matičnoj publikaciji
Proceedings of 3rd Croatian-Slovenian Symposium on Zeolites
Antonić Jelić, Tatjana ; Zabukovec Logar, Nataša
Zagreb: Institut Ruđer Bošković
Podaci o skupu
3rd Croatian-Slovenian Symposium on Zeolites
predavanje
16.09.2010-17.09.2010
Trogir, Hrvatska