Some microstructural properties of zinc borosilicate glass as a possible matrix in the immobilization of various wastes

Zinc borosilicate glass with optimized chemical composition was synthesized and doped with 5 wt % α-Fe2O3. XRD, 57Fe Mössbauer, FT-IR, UV/Vis/NIR and FE SEM were used as the characterization methods. XRD showed the amorphous nature of the samples synthesized. 57Fe Mössbauer spectra confirmed the sup...

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Permalink: http://skupni.nsk.hr/Record/nsk.NSK01001074276/Details
Matična publikacija: Croatica chemica acta (Online)
92 (2019), 3 ; str. 429-433
Glavni autori: Musić, Svetozar (Author), Marciuš, Marijan, Krehula, Stjepko, Popović, Stanko, fizičar, Kuzmann, Ernő, Homonnay, Zoltán
Vrsta građe: e-članak
Jezik: eng
Predmet:
Online pristup: https://doi.org/10.5562/cca3574
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100 1 |a Musić, Svetozar  |4 aut 
245 1 0 |a Some microstructural properties of zinc borosilicate glass as a possible matrix in the immobilization of various wastes  |h [Elektronička građa] /  |c Svetozar Musić, Marijan Marciuš, Stjepko Krehula, Stanko Popović, Ernő Kuzmann, Zoltán Homonnay. 
504 |a Bibliografija: 25 jed. 
504 |a Abstract. 
520 |a Zinc borosilicate glass with optimized chemical composition was synthesized and doped with 5 wt % α-Fe2O3. XRD, 57Fe Mössbauer, FT-IR, UV/Vis/NIR and FE SEM were used as the characterization methods. XRD showed the amorphous nature of the samples synthesized. 57Fe Mössbauer spectra confirmed the superposition of Fe3+ in tetrahedral and Fe2+ in octahedral positions. FT-IR spectra showed general features characteristic of different borosilicate glasses. The NIR band at 1116 nm in the UV/Vis/NIR spectrum was assigned to the Fe2+ transition, whereas the Fe3+ transition bands could not be assigned due to the overlapping of several spectral bands of different origin in the UV region centered at 282 nm and the Vis region between 415 to 496 nm. Zinc borosilicate glass as synthesized can be considered as a possible matrix in the immobilization of nonradioactive as well as radioactive wastes. 
653 0 |a Cink  |a Borosilikatno staklo  |a Mikrostrukturna svojstva  |a Kemijska sinteza  |a Otpad  |a Radioaktivni otpad 
700 1 |a Marciuš, Marijan  |4 aut 
700 1 |a Krehula, Stjepko  |4 aut 
700 1 |a Popović, Stanko,  |c fizičar  |4 aut 
700 1 |a Kuzmann, Ernő  |4 aut 
700 1 |a Homonnay, Zoltán  |4 aut  |9 HR-ZaNSK 
773 0 |t Croatica chemica acta (Online)  |x 1334-417X  |g 92 (2019), 3 ; str. 429-433  |w nsk.(HR-ZaNSK)000255036 
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