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Spanish MEC through the RyC Program

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Structural and magnetic properties of nanocomposites based on nanostructured polyaniline and titania nanotubes

Radoičić, Marija B.; Ćirić-Marjanović, Gordana N.; Šaponjić, Zoran; Mitrić, Miodrag; Konstantinović, Zorica; Stoiljković, Milovan; Nedeljković, Jovan

(2013)

TY  - JOUR
AU  - Radoičić, Marija B.
AU  - Ćirić-Marjanović, Gordana N.
AU  - Šaponjić, Zoran
AU  - Mitrić, Miodrag
AU  - Konstantinović, Zorica
AU  - Stoiljković, Milovan
AU  - Nedeljković, Jovan
PY  - 2013
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/5573
AB  - Nanocomposites consisting of self-assembled polyaniline (PANI) nanostructures and titania nanotubes (TiO2-NT) were synthesized by the oxidative polymerization of aniline with ammonium peroxydisulfate in an aqueous dispersion of TiO2-NT (outer diameter similar to 10 nm), without added acid. The influence of initial mole ratio of aniline to TiO2 (80, 20, and 5) on the morphology, electrical conductivity, molecular structure, crystallinity, and magnetic properties of synthesized PANI/TiO2 nanocomposites was studied. Transmission electron microscopy, Raman spectroscopy, and X-ray powder diffraction proved that the shape and structure of TiO2-NT in the final nanocomposites were preserved. The shape of PANI nanostructures formed in the nanocomposites was influenced by the initial aniline/TiO2-NT mole ratio. Nanotubes and nanorods are predominant PANI nanostructures in the nanocomposite prepared with the highest aniline/TiO2 mol ratio of 80. The decrease of aniline/TiO2 molar ratio induced more pronounced formation of nanorod network. The electrical conductivity of PANI/TiO2 nanocomposites was in the range (1.3-2.4) x 10(-3) S cm(-1). The nanocomposites exhibit weak ferromagnetic behavior. Approximately order of magnitude lower values of coercive field and remanent magnetization were obtained for nanocomposite samples in comparison to pure PANI.
T2  - Journal of Materials Science
T1  - Structural and magnetic properties of nanocomposites based on nanostructured polyaniline and titania nanotubes
VL  - 48
IS  - 17
SP  - 5776
EP  - 5787
DO  - 10.1007/s10853-013-7370-1
ER  - 
@article{
author = "Radoičić, Marija B. and Ćirić-Marjanović, Gordana N. and Šaponjić, Zoran and Mitrić, Miodrag and Konstantinović, Zorica and Stoiljković, Milovan and Nedeljković, Jovan",
year = "2013",
abstract = "Nanocomposites consisting of self-assembled polyaniline (PANI) nanostructures and titania nanotubes (TiO2-NT) were synthesized by the oxidative polymerization of aniline with ammonium peroxydisulfate in an aqueous dispersion of TiO2-NT (outer diameter similar to 10 nm), without added acid. The influence of initial mole ratio of aniline to TiO2 (80, 20, and 5) on the morphology, electrical conductivity, molecular structure, crystallinity, and magnetic properties of synthesized PANI/TiO2 nanocomposites was studied. Transmission electron microscopy, Raman spectroscopy, and X-ray powder diffraction proved that the shape and structure of TiO2-NT in the final nanocomposites were preserved. The shape of PANI nanostructures formed in the nanocomposites was influenced by the initial aniline/TiO2-NT mole ratio. Nanotubes and nanorods are predominant PANI nanostructures in the nanocomposite prepared with the highest aniline/TiO2 mol ratio of 80. The decrease of aniline/TiO2 molar ratio induced more pronounced formation of nanorod network. The electrical conductivity of PANI/TiO2 nanocomposites was in the range (1.3-2.4) x 10(-3) S cm(-1). The nanocomposites exhibit weak ferromagnetic behavior. Approximately order of magnitude lower values of coercive field and remanent magnetization were obtained for nanocomposite samples in comparison to pure PANI.",
journal = "Journal of Materials Science",
title = "Structural and magnetic properties of nanocomposites based on nanostructured polyaniline and titania nanotubes",
volume = "48",
number = "17",
pages = "5776-5787",
doi = "10.1007/s10853-013-7370-1"
}
Radoičić, M. B., Ćirić-Marjanović, G. N., Šaponjić, Z., Mitrić, M., Konstantinović, Z., Stoiljković, M.,& Nedeljković, J.. (2013). Structural and magnetic properties of nanocomposites based on nanostructured polyaniline and titania nanotubes. in Journal of Materials Science, 48(17), 5776-5787.
https://doi.org/10.1007/s10853-013-7370-1
Radoičić MB, Ćirić-Marjanović GN, Šaponjić Z, Mitrić M, Konstantinović Z, Stoiljković M, Nedeljković J. Structural and magnetic properties of nanocomposites based on nanostructured polyaniline and titania nanotubes. in Journal of Materials Science. 2013;48(17):5776-5787.
doi:10.1007/s10853-013-7370-1 .
Radoičić, Marija B., Ćirić-Marjanović, Gordana N., Šaponjić, Zoran, Mitrić, Miodrag, Konstantinović, Zorica, Stoiljković, Milovan, Nedeljković, Jovan, "Structural and magnetic properties of nanocomposites based on nanostructured polyaniline and titania nanotubes" in Journal of Materials Science, 48, no. 17 (2013):5776-5787,
https://doi.org/10.1007/s10853-013-7370-1 . .
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