Study of the effect of Mg(II) addition and the annealing conditions on the structure of mesoporous aluminum oxide using Plackett-Burman design
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A statistical design was used to investigate the effect of various processing conditions on the structure of sol-gel derived Mg(II) doped alumina. Six process variables were selected based on the Plackett-Burman design: concentration of magnesium nitrate, time and temperature of alcohol evaporation, temperature and time of annealing and heating rate were changed at two levels. For every set of conditions, samples with different specific surface area and degree of crystallinity were obtained. Analysis of the results showed that the annealing temperature, heating rate and concentration of magnesium nitrate were the main factors affecting the average crystallite size of the predominant alumina phase. In the case of the specific surface area, two of selected six variables had pronounced effects; however, the temperature of annealing was more effective than others. The present results showed that the proposed model that uses crystallite size as a response variable is preferable to other res...earch.
Кључне речи:
magnesium-doped alumina / statistical design / sol-gelИзвор:
Journal of the Serbian Chemical Society, 2015, 80, 12, 1529-1540Финансирање / пројекти:
- Динамика нелинеарних физичкохемијских и биохемијских система са моделирањем и предвиђањем њихових понашања под неравнотежним условима (RS-172015)
- Проучавање физичкохемијских и биохемијских процеса у животној средини који утичу на загађење и истраживање могућности за минимизирање последица (RS-172001)
DOI: 10.2298/JSC141113056N
ISSN: 0352-5139
WoS: 000367186500007
Scopus: 2-s2.0-84957569686
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Институција/група
VinčaTY - JOUR AU - Novaković, Tatjana AU - Rožić, Ljiljana S. AU - Petrović, Srđan P. AU - Vuković, Zorica M. AU - Mitrić, Miodrag PY - 2015 UR - https://vinar.vin.bg.ac.rs/handle/123456789/869 AB - A statistical design was used to investigate the effect of various processing conditions on the structure of sol-gel derived Mg(II) doped alumina. Six process variables were selected based on the Plackett-Burman design: concentration of magnesium nitrate, time and temperature of alcohol evaporation, temperature and time of annealing and heating rate were changed at two levels. For every set of conditions, samples with different specific surface area and degree of crystallinity were obtained. Analysis of the results showed that the annealing temperature, heating rate and concentration of magnesium nitrate were the main factors affecting the average crystallite size of the predominant alumina phase. In the case of the specific surface area, two of selected six variables had pronounced effects; however, the temperature of annealing was more effective than others. The present results showed that the proposed model that uses crystallite size as a response variable is preferable to other research. T2 - Journal of the Serbian Chemical Society T1 - Study of the effect of Mg(II) addition and the annealing conditions on the structure of mesoporous aluminum oxide using Plackett-Burman design VL - 80 IS - 12 SP - 1529 EP - 1540 DO - 10.2298/JSC141113056N ER -
@article{ author = "Novaković, Tatjana and Rožić, Ljiljana S. and Petrović, Srđan P. and Vuković, Zorica M. and Mitrić, Miodrag", year = "2015", abstract = "A statistical design was used to investigate the effect of various processing conditions on the structure of sol-gel derived Mg(II) doped alumina. Six process variables were selected based on the Plackett-Burman design: concentration of magnesium nitrate, time and temperature of alcohol evaporation, temperature and time of annealing and heating rate were changed at two levels. For every set of conditions, samples with different specific surface area and degree of crystallinity were obtained. Analysis of the results showed that the annealing temperature, heating rate and concentration of magnesium nitrate were the main factors affecting the average crystallite size of the predominant alumina phase. In the case of the specific surface area, two of selected six variables had pronounced effects; however, the temperature of annealing was more effective than others. The present results showed that the proposed model that uses crystallite size as a response variable is preferable to other research.", journal = "Journal of the Serbian Chemical Society", title = "Study of the effect of Mg(II) addition and the annealing conditions on the structure of mesoporous aluminum oxide using Plackett-Burman design", volume = "80", number = "12", pages = "1529-1540", doi = "10.2298/JSC141113056N" }
Novaković, T., Rožić, L. S., Petrović, S. P., Vuković, Z. M.,& Mitrić, M.. (2015). Study of the effect of Mg(II) addition and the annealing conditions on the structure of mesoporous aluminum oxide using Plackett-Burman design. in Journal of the Serbian Chemical Society, 80(12), 1529-1540. https://doi.org/10.2298/JSC141113056N
Novaković T, Rožić LS, Petrović SP, Vuković ZM, Mitrić M. Study of the effect of Mg(II) addition and the annealing conditions on the structure of mesoporous aluminum oxide using Plackett-Burman design. in Journal of the Serbian Chemical Society. 2015;80(12):1529-1540. doi:10.2298/JSC141113056N .
Novaković, Tatjana, Rožić, Ljiljana S., Petrović, Srđan P., Vuković, Zorica M., Mitrić, Miodrag, "Study of the effect of Mg(II) addition and the annealing conditions on the structure of mesoporous aluminum oxide using Plackett-Burman design" in Journal of the Serbian Chemical Society, 80, no. 12 (2015):1529-1540, https://doi.org/10.2298/JSC141113056N . .