Saponjic, Djordje

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  • Saponjic, Djordje (1)
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Influence of synthesis conditions on morphological features of SBA-15

Kokunesoski, Maja; Saponjic, Aleksandra; Baščarević, Zvezdana; Rakočević, Zlatko; Saponjic, Djordje; Matović, Branko; Babić, Biljana

(Institute for Multidisciplinary Research, University of Belgrade, 2017)

TY  - CONF
AU  - Kokunesoski, Maja
AU  - Saponjic, Aleksandra
AU  - Baščarević, Zvezdana
AU  - Rakočević, Zlatko
AU  - Saponjic, Djordje
AU  - Matović, Branko
AU  - Babić, Biljana
PY  - 2017
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2980
AB  - Mesoporous SBA-15 materials, of high specific surface area, (~700 m2 g−1), were synthesized by using block copolymer Pluronic P123 as a template and tetraethoxysilane as a silica source. The obtained materials were characterized by X-ray diffraction, scanning electron microscopy (SEM), energy dispersive X-ray (EDS) analysis, and atomic force microscopy (AFM). It was found that small modifications of synthesis conditions influenced morphological features of the synthesized SBA-15 samples. The SEM analysis has shown that the SBA-15 synthesized at a lower temperature and a longer time of reaction (80 °C, 48 h) provided elongated rod-shaped grains about 1μm long. The other sample synthesized at a higher temperature and a shorter time of reaction (100 °C, 24 h) has rounded grains and grains of regular spherical shape with diameters up to 2 μm. The EDS analysis confirmed that the particles of both synthesized samples were of SiO2 content. In addition, the AFM analysis has shown different surface morphologies of the materials synthesized under various conditions.
PB  - Institute for Multidisciplinary Research, University of Belgrade
C3  - 4CSCS-2017 : 4th Conference of the Serbian Ceramic Materials : program and the book of abstracts; June 14-16, Belgrade
T1  - Influence of synthesis conditions on morphological features of SBA-15
EP  - 53
SP  - 53
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2980
ER  - 
@conference{
author = "Kokunesoski, Maja and Saponjic, Aleksandra and Baščarević, Zvezdana and Rakočević, Zlatko and Saponjic, Djordje and Matović, Branko and Babić, Biljana",
year = "2017",
abstract = "Mesoporous SBA-15 materials, of high specific surface area, (~700 m2 g−1), were synthesized by using block copolymer Pluronic P123 as a template and tetraethoxysilane as a silica source. The obtained materials were characterized by X-ray diffraction, scanning electron microscopy (SEM), energy dispersive X-ray (EDS) analysis, and atomic force microscopy (AFM). It was found that small modifications of synthesis conditions influenced morphological features of the synthesized SBA-15 samples. The SEM analysis has shown that the SBA-15 synthesized at a lower temperature and a longer time of reaction (80 °C, 48 h) provided elongated rod-shaped grains about 1μm long. The other sample synthesized at a higher temperature and a shorter time of reaction (100 °C, 24 h) has rounded grains and grains of regular spherical shape with diameters up to 2 μm. The EDS analysis confirmed that the particles of both synthesized samples were of SiO2 content. In addition, the AFM analysis has shown different surface morphologies of the materials synthesized under various conditions.",
publisher = "Institute for Multidisciplinary Research, University of Belgrade",
journal = "4CSCS-2017 : 4th Conference of the Serbian Ceramic Materials : program and the book of abstracts; June 14-16, Belgrade",
title = "Influence of synthesis conditions on morphological features of SBA-15",
pages = "53-53",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2980"
}
Kokunesoski, M., Saponjic, A., Baščarević, Z., Rakočević, Z., Saponjic, D., Matović, B.,& Babić, B.. (2017). Influence of synthesis conditions on morphological features of SBA-15. in 4CSCS-2017 : 4th Conference of the Serbian Ceramic Materials : program and the book of abstracts; June 14-16, Belgrade
Institute for Multidisciplinary Research, University of Belgrade., 53-53.
https://hdl.handle.net/21.15107/rcub_rimsi_2980
Kokunesoski M, Saponjic A, Baščarević Z, Rakočević Z, Saponjic D, Matović B, Babić B. Influence of synthesis conditions on morphological features of SBA-15. in 4CSCS-2017 : 4th Conference of the Serbian Ceramic Materials : program and the book of abstracts; June 14-16, Belgrade. 2017;:53-53.
https://hdl.handle.net/21.15107/rcub_rimsi_2980 .
Kokunesoski, Maja, Saponjic, Aleksandra, Baščarević, Zvezdana, Rakočević, Zlatko, Saponjic, Djordje, Matović, Branko, Babić, Biljana, "Influence of synthesis conditions on morphological features of SBA-15" in 4CSCS-2017 : 4th Conference of the Serbian Ceramic Materials : program and the book of abstracts; June 14-16, Belgrade (2017):53-53,
https://hdl.handle.net/21.15107/rcub_rimsi_2980 .