Krajišnik, Danina

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  • Krajišnik, Danina (2)
Projects

Author's Bibliography

The preliminary study on the natural zeolite as a potential carrier of tetracycline

Krajišnik, Danina; Uskoković-Marković, Snežana; Daković, Aleksandra; Marković, Marija

(Ljubljana : Slovenian Zeolite Association, 2024)

TY  - CONF
AU  - Krajišnik, Danina
AU  - Uskoković-Marković, Snežana
AU  - Daković, Aleksandra
AU  - Marković, Marija
PY  - 2024
UR  - https://ritnms.itnms.ac.rs/handle/123456789/1254
AB  - The purpose of this study is to investigate adsorption of the antibiotic tetracycline on the natural zeolite - clinoptilolite. The adsorption was followed at the different initial concentrations of the drug in buffer solution at pH 3.4. Characterization of adsorbent before and after adsorption of tetracycline was done by the determination of zeta potential and by FTIR spectroscopy. Results showed that adsorption of the drug increased with increasing of its initial concentration and maximum adsorbed amount of the tetracycline was 27.5 mg/g. Characterization results confirmed presence of tetracycline at the zeolitic surface.
PB  - Ljubljana : Slovenian Zeolite Association
C3  - 10th Slovenian-Serbian-Croatian Symposium on Zeolites
T1  - The preliminary study on the natural zeolite as a potential carrier of tetracycline
EP  - 86
SP  - 83
ER  - 
@conference{
author = "Krajišnik, Danina and Uskoković-Marković, Snežana and Daković, Aleksandra and Marković, Marija",
year = "2024",
abstract = "The purpose of this study is to investigate adsorption of the antibiotic tetracycline on the natural zeolite - clinoptilolite. The adsorption was followed at the different initial concentrations of the drug in buffer solution at pH 3.4. Characterization of adsorbent before and after adsorption of tetracycline was done by the determination of zeta potential and by FTIR spectroscopy. Results showed that adsorption of the drug increased with increasing of its initial concentration and maximum adsorbed amount of the tetracycline was 27.5 mg/g. Characterization results confirmed presence of tetracycline at the zeolitic surface.",
publisher = "Ljubljana : Slovenian Zeolite Association",
journal = "10th Slovenian-Serbian-Croatian Symposium on Zeolites",
title = "The preliminary study on the natural zeolite as a potential carrier of tetracycline",
pages = "86-83"
}
Krajišnik, D., Uskoković-Marković, S., Daković, A.,& Marković, M.. (2024). The preliminary study on the natural zeolite as a potential carrier of tetracycline. in 10th Slovenian-Serbian-Croatian Symposium on Zeolites
Ljubljana : Slovenian Zeolite Association., 83-86.
Krajišnik D, Uskoković-Marković S, Daković A, Marković M. The preliminary study on the natural zeolite as a potential carrier of tetracycline. in 10th Slovenian-Serbian-Croatian Symposium on Zeolites. 2024;:83-86..
Krajišnik, Danina, Uskoković-Marković, Snežana, Daković, Aleksandra, Marković, Marija, "The preliminary study on the natural zeolite as a potential carrier of tetracycline" in 10th Slovenian-Serbian-Croatian Symposium on Zeolites (2024):83-86.

Clay-chitosan-surfactant composites as efficient adsorbents of zearalenone

Smiljanić, Danijela; Daković, Aleksandra; Obradović, Milena; Marković, Marija; Ožegović, Milica; Pantić, Milena; Krajišnik, Danina

(Belgrade : Association of Metallurgical Engineers of Serbia, 2023)

TY  - CONF
AU  - Smiljanić, Danijela
AU  - Daković, Aleksandra
AU  - Obradović, Milena
AU  - Marković, Marija
AU  - Ožegović, Milica
AU  - Pantić, Milena
AU  - Krajišnik, Danina
PY  - 2023
UR  - https://ritnms.itnms.ac.rs/handle/123456789/723
AB  - In this study bentonite was modified with two chitosans, commercial or chitosan synthesized from mushroom. Obtained
products were subsequently treated with hexadecyltrimethyl ammonium bromide in the amount of 50% of the bentonite`s
CEC value. Starting material and all prepared composites were characterized by FTIR-ATR spectroscopy in order to
confirm modification with organic molecules. Adsorption of zearalenone (ZEN) by clay-chitosan composites and claychitosan-surfactant composites was investigated at pH 3. Results showed that adsorption of ZEN was higher for
composites that had both chitosan and surfactant, confirming that surfactant ions are responsible for ZEN adsorption.
Additionally, the effect of adsorbent mass on ZEN adsorption was investigated for clay-chitosan-surfactant composites
(pH 3) and results have shown that adsorption increased with increasing the amount of both composites.
PB  - Belgrade : Association of Metallurgical Engineers of Serbia
C3  - 5th Metallurgical & Materials Engineering Congress of South-East Europe
T1  - Clay-chitosan-surfactant composites as efficient adsorbents of zearalenone
EP  - 376
SP  - 371
ER  - 
@conference{
author = "Smiljanić, Danijela and Daković, Aleksandra and Obradović, Milena and Marković, Marija and Ožegović, Milica and Pantić, Milena and Krajišnik, Danina",
year = "2023",
abstract = "In this study bentonite was modified with two chitosans, commercial or chitosan synthesized from mushroom. Obtained
products were subsequently treated with hexadecyltrimethyl ammonium bromide in the amount of 50% of the bentonite`s
CEC value. Starting material and all prepared composites were characterized by FTIR-ATR spectroscopy in order to
confirm modification with organic molecules. Adsorption of zearalenone (ZEN) by clay-chitosan composites and claychitosan-surfactant composites was investigated at pH 3. Results showed that adsorption of ZEN was higher for
composites that had both chitosan and surfactant, confirming that surfactant ions are responsible for ZEN adsorption.
Additionally, the effect of adsorbent mass on ZEN adsorption was investigated for clay-chitosan-surfactant composites
(pH 3) and results have shown that adsorption increased with increasing the amount of both composites.",
publisher = "Belgrade : Association of Metallurgical Engineers of Serbia",
journal = "5th Metallurgical & Materials Engineering Congress of South-East Europe",
title = "Clay-chitosan-surfactant composites as efficient adsorbents of zearalenone",
pages = "376-371"
}
Smiljanić, D., Daković, A., Obradović, M., Marković, M., Ožegović, M., Pantić, M.,& Krajišnik, D.. (2023). Clay-chitosan-surfactant composites as efficient adsorbents of zearalenone. in 5th Metallurgical & Materials Engineering Congress of South-East Europe
Belgrade : Association of Metallurgical Engineers of Serbia., 371-376.
Smiljanić D, Daković A, Obradović M, Marković M, Ožegović M, Pantić M, Krajišnik D. Clay-chitosan-surfactant composites as efficient adsorbents of zearalenone. in 5th Metallurgical & Materials Engineering Congress of South-East Europe. 2023;:371-376..
Smiljanić, Danijela, Daković, Aleksandra, Obradović, Milena, Marković, Marija, Ožegović, Milica, Pantić, Milena, Krajišnik, Danina, "Clay-chitosan-surfactant composites as efficient adsorbents of zearalenone" in 5th Metallurgical & Materials Engineering Congress of South-East Europe (2023):371-376.