Radovanović, Željko

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orcid::0000-0002-0602-3831
  • Radovanović, Željko (5)
  • Radovanović, Z. (1)
Projects

Author's Bibliography

Ispitivanje prianjanja fotopolimerizujućih akrilata ojačanih česticama MgAl- LDH@SiO2 na stomatološkoj hromiranoj leguri i na staklu

Vuksanović, Marija; Mladenović, Ivana; Radovanović, Željko; Živković, Predrag; Savić, Andrija; Marinković, Aleksandar; Jančić-Heinemann, Radmila

(Beograd : Savez inženjera i tehničara Srbije, 2024)

TY  - JOUR
AU  - Vuksanović, Marija
AU  - Mladenović, Ivana
AU  - Radovanović, Željko
AU  - Živković, Predrag
AU  - Savić, Andrija
AU  - Marinković, Aleksandar
AU  - Jančić-Heinemann, Radmila
PY  - 2024
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/7519
AB  - Polimerne smole na bazi akrilata dobijene iz Bis-GMA (Bisfenol A glicidmetakrilat), koji je pogodan za
fotopolimerizaciju, koriste se u stomatologiji za različite namene zbog lakoće nanošenja i mogućnosti
da se utiče na njihova svojstva dodavanjem ojačanja različitog oblika i hemijskog sastava. Sintetisano
je ojačanje u formi čestica na bazi dvostrukih slojevitih hidroksida magnezijuma i aluminijuma (MgAlLDH- Layered Double Hidroxides) nataloženih na silicijum dioksidu dobijenom iz ljuski pirinča. Kao
podloge korišćene su metalna legura na bazi hroma i molibdena za primenu u stomatologiji i staklo u
formi podloga za mikroskopske preparate. Adhezivna svojstva kompozita su bitna sa aspekta njihove
primene. Adhezivna svojstva materijala su određena na osnovu merenja mikrotvrdoće kompozita i to
primenom različitih opterećenja kako bi se procenio parametar adhezije koji pokazuje uticaj prevlake
na podlogu. Upoređeno je kako se vezuje čista matrica od fotopolimerizujućeg akrilata sa podlogom od
stomatološke legure sa vezivanjem za staklenu podlogu. Potom je upoređeno kako se vezuju kompozitni
materijali na obe podloge. Adhezija je određena i na osnovu promene ugla kvašenja između kompozita
i rezultati su upoređeni sa rezultatima mikroindentacije. Pokazalo se da dodatak kompozitnih čestica
kao ojačanja u matricu od akrilata povećava adhezivna svojstva kompozita u odnosu na čistu matricu i
da se ost
AB  - Polymer resins based on acrylates obtained from Bis-GMA (Bisphenol A glycide methacrylate), which is suitable for photopolymerization, are used in dentistry for various purposes due to the ease of application and the possibility to influence their properties by adding reinforcements of different shapes, crystal structure and chemical compositions. Reinforcement in the form of particles based on MgAlLDH (layered double hydroxide) deposited on silica obtained from rice husks on two substrates. A metal base and glass were used. The adhesive properties are important in order to see the possibility of using these materials in applications. In order to measure the adhesive properties of the material, the composite microhardness measurement method is used by applying different loads in order to evaluate the adhesion parameter that shows the effect of the coating on the substrate. It was compared to how a pure photopolymerizing acrylate matrix bonds with a chromium-based dental alloy substrate that is used in the production of different parts of dentures by bonding to a glass substrate. Then, it was compared how composite materials are bonded to both substrates. Adhesion was monitored through the change in wetting angle between the composites, and the results were compared with the results of microindentation. It was shown that the addition of composite particles increases the adhesive properties of the composite compared to the pure matrix and that better adhesion is achieved between the composite and the metal substrate than between the composite and the glass substrate.
PB  - Beograd : Savez inženjera i tehničara Srbije
T2  - Tehnika
T1  - Ispitivanje prianjanja fotopolimerizujućih akrilata ojačanih česticama MgAl- LDH@SiO2 na stomatološkoj hromiranoj leguri i na staklu
T1  - Adhesion testing of photopolymerizing acrylates reinforced with MgAlLDH@SiO2 particles on dental chromium alloy and on glass
VL  - 79
IS  - 1
SP  - 9
EP  - 13
DO  - 10.5937/tehnika2401009V
ER  - 
@article{
author = "Vuksanović, Marija and Mladenović, Ivana and Radovanović, Željko and Živković, Predrag and Savić, Andrija and Marinković, Aleksandar and Jančić-Heinemann, Radmila",
year = "2024",
abstract = "Polimerne smole na bazi akrilata dobijene iz Bis-GMA (Bisfenol A glicidmetakrilat), koji je pogodan za
fotopolimerizaciju, koriste se u stomatologiji za različite namene zbog lakoće nanošenja i mogućnosti
da se utiče na njihova svojstva dodavanjem ojačanja različitog oblika i hemijskog sastava. Sintetisano
je ojačanje u formi čestica na bazi dvostrukih slojevitih hidroksida magnezijuma i aluminijuma (MgAlLDH- Layered Double Hidroxides) nataloženih na silicijum dioksidu dobijenom iz ljuski pirinča. Kao
podloge korišćene su metalna legura na bazi hroma i molibdena za primenu u stomatologiji i staklo u
formi podloga za mikroskopske preparate. Adhezivna svojstva kompozita su bitna sa aspekta njihove
primene. Adhezivna svojstva materijala su određena na osnovu merenja mikrotvrdoće kompozita i to
primenom različitih opterećenja kako bi se procenio parametar adhezije koji pokazuje uticaj prevlake
na podlogu. Upoređeno je kako se vezuje čista matrica od fotopolimerizujućeg akrilata sa podlogom od
stomatološke legure sa vezivanjem za staklenu podlogu. Potom je upoređeno kako se vezuju kompozitni
materijali na obe podloge. Adhezija je određena i na osnovu promene ugla kvašenja između kompozita
i rezultati su upoređeni sa rezultatima mikroindentacije. Pokazalo se da dodatak kompozitnih čestica
kao ojačanja u matricu od akrilata povećava adhezivna svojstva kompozita u odnosu na čistu matricu i
da se ost, Polymer resins based on acrylates obtained from Bis-GMA (Bisphenol A glycide methacrylate), which is suitable for photopolymerization, are used in dentistry for various purposes due to the ease of application and the possibility to influence their properties by adding reinforcements of different shapes, crystal structure and chemical compositions. Reinforcement in the form of particles based on MgAlLDH (layered double hydroxide) deposited on silica obtained from rice husks on two substrates. A metal base and glass were used. The adhesive properties are important in order to see the possibility of using these materials in applications. In order to measure the adhesive properties of the material, the composite microhardness measurement method is used by applying different loads in order to evaluate the adhesion parameter that shows the effect of the coating on the substrate. It was compared to how a pure photopolymerizing acrylate matrix bonds with a chromium-based dental alloy substrate that is used in the production of different parts of dentures by bonding to a glass substrate. Then, it was compared how composite materials are bonded to both substrates. Adhesion was monitored through the change in wetting angle between the composites, and the results were compared with the results of microindentation. It was shown that the addition of composite particles increases the adhesive properties of the composite compared to the pure matrix and that better adhesion is achieved between the composite and the metal substrate than between the composite and the glass substrate.",
publisher = "Beograd : Savez inženjera i tehničara Srbije",
journal = "Tehnika",
title = "Ispitivanje prianjanja fotopolimerizujućih akrilata ojačanih česticama MgAl- LDH@SiO2 na stomatološkoj hromiranoj leguri i na staklu, Adhesion testing of photopolymerizing acrylates reinforced with MgAlLDH@SiO2 particles on dental chromium alloy and on glass",
volume = "79",
number = "1",
pages = "9-13",
doi = "10.5937/tehnika2401009V"
}
Vuksanović, M., Mladenović, I., Radovanović, Ž., Živković, P., Savić, A., Marinković, A.,& Jančić-Heinemann, R.. (2024). Ispitivanje prianjanja fotopolimerizujućih akrilata ojačanih česticama MgAl- LDH@SiO2 na stomatološkoj hromiranoj leguri i na staklu. in Tehnika
Beograd : Savez inženjera i tehničara Srbije., 79(1), 9-13.
https://doi.org/10.5937/tehnika2401009V
Vuksanović M, Mladenović I, Radovanović Ž, Živković P, Savić A, Marinković A, Jančić-Heinemann R. Ispitivanje prianjanja fotopolimerizujućih akrilata ojačanih česticama MgAl- LDH@SiO2 na stomatološkoj hromiranoj leguri i na staklu. in Tehnika. 2024;79(1):9-13.
doi:10.5937/tehnika2401009V .
Vuksanović, Marija, Mladenović, Ivana, Radovanović, Željko, Živković, Predrag, Savić, Andrija, Marinković, Aleksandar, Jančić-Heinemann, Radmila, "Ispitivanje prianjanja fotopolimerizujućih akrilata ojačanih česticama MgAl- LDH@SiO2 na stomatološkoj hromiranoj leguri i na staklu" in Tehnika, 79, no. 1 (2024):9-13,
https://doi.org/10.5937/tehnika2401009V . .

Mechanical properties of acrylate matrix composite reinforced with manganese-aluminum layered double hydroxide

Alazreg, Asma; Vuksanović, Marija M.; Egelja, Adela; Mladenović, Ivana O.; Radovanović, Željko; Petrović, Miloš; Marinković, Aleksandar; Jančić-Heinemann, Radmila

(Willey, 2023)

TY  - JOUR
AU  - Alazreg, Asma
AU  - Vuksanović, Marija M.
AU  - Egelja, Adela
AU  - Mladenović, Ivana O.
AU  - Radovanović, Željko
AU  - Petrović, Miloš
AU  - Marinković, Aleksandar
AU  - Jančić-Heinemann, Radmila
PY  - 2023
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/6582
AB  - Acrylate polymers are used in several applications such as dentistry, medicine,
and industry. The modification of their properties using the reinforcement is
of key importance for the possible applications. Layered double hydroxides are
materials that are easily synthesized by several techniques giving the possibility to modulate the chemical composition and morphology of the reinforcement and they consist of a divalent and a trivalent anion hydroxide and the
layers can be exfoliated and thus provide a material interesting for composite
reinforcement. In this paper, Mn was used as a divalent and Al as a trivalent
cation. The obtained particles were used as reinforcement for the preparation
of composites in 1, 3, and 5 wt% quantities and prepared samples were compared to the matrix consisting of PMMA. Physical mechanical properties of the
sample having the best mechanical properties (with 3 wt% of MnAl-LDH
filers) exhibited 6.38% modulus of elasticity, 27% hardness, and 10% tensile
strength improved values compared to the clear PMMA matrix. Toughness
was lowered in this sort of composite compared to the pure matrix.
PB  - Willey
T2  - Polymer Composites
T1  - Mechanical properties of acrylate matrix composite reinforced with manganese-aluminum layered double hydroxide
VL  - 44
IS  - 10
SP  - 6783
EP  - 6783
DO  - https://doi.org/10.1002/pc.27597
ER  - 
@article{
author = "Alazreg, Asma and Vuksanović, Marija M. and Egelja, Adela and Mladenović, Ivana O. and Radovanović, Željko and Petrović, Miloš and Marinković, Aleksandar and Jančić-Heinemann, Radmila",
year = "2023",
abstract = "Acrylate polymers are used in several applications such as dentistry, medicine,
and industry. The modification of their properties using the reinforcement is
of key importance for the possible applications. Layered double hydroxides are
materials that are easily synthesized by several techniques giving the possibility to modulate the chemical composition and morphology of the reinforcement and they consist of a divalent and a trivalent anion hydroxide and the
layers can be exfoliated and thus provide a material interesting for composite
reinforcement. In this paper, Mn was used as a divalent and Al as a trivalent
cation. The obtained particles were used as reinforcement for the preparation
of composites in 1, 3, and 5 wt% quantities and prepared samples were compared to the matrix consisting of PMMA. Physical mechanical properties of the
sample having the best mechanical properties (with 3 wt% of MnAl-LDH
filers) exhibited 6.38% modulus of elasticity, 27% hardness, and 10% tensile
strength improved values compared to the clear PMMA matrix. Toughness
was lowered in this sort of composite compared to the pure matrix.",
publisher = "Willey",
journal = "Polymer Composites",
title = "Mechanical properties of acrylate matrix composite reinforced with manganese-aluminum layered double hydroxide",
volume = "44",
number = "10",
pages = "6783-6783",
doi = "https://doi.org/10.1002/pc.27597"
}
Alazreg, A., Vuksanović, M. M., Egelja, A., Mladenović, I. O., Radovanović, Ž., Petrović, M., Marinković, A.,& Jančić-Heinemann, R.. (2023). Mechanical properties of acrylate matrix composite reinforced with manganese-aluminum layered double hydroxide. in Polymer Composites
Willey., 44(10), 6783-6783.
https://doi.org/https://doi.org/10.1002/pc.27597
Alazreg A, Vuksanović MM, Egelja A, Mladenović IO, Radovanović Ž, Petrović M, Marinković A, Jančić-Heinemann R. Mechanical properties of acrylate matrix composite reinforced with manganese-aluminum layered double hydroxide. in Polymer Composites. 2023;44(10):6783-6783.
doi:https://doi.org/10.1002/pc.27597 .
Alazreg, Asma, Vuksanović, Marija M., Egelja, Adela, Mladenović, Ivana O., Radovanović, Željko, Petrović, Miloš, Marinković, Aleksandar, Jančić-Heinemann, Radmila, "Mechanical properties of acrylate matrix composite reinforced with manganese-aluminum layered double hydroxide" in Polymer Composites, 44, no. 10 (2023):6783-6783,
https://doi.org/https://doi.org/10.1002/pc.27597 . .

Metal Matrix Composite Coatings Based on Ni Matrix and Biosilica Filers Obtained from Rice Husks

Mladenović, Ivana; Vuksanović, Marija; Jovanov, Vladislav; Radovanović, Željko; Obradov, Marko; Nikolić, Nebojša D.; Vasiljević-Radović, Dana

(Electron Devices Society of the IInstitute of electrical and electronics engineers, inc., 2023)

TY  - CONF
AU  - Mladenović, Ivana
AU  - Vuksanović, Marija
AU  - Jovanov, Vladislav
AU  - Radovanović, Željko
AU  - Obradov, Marko
AU  - Nikolić, Nebojša D.
AU  - Vasiljević-Radović, Dana
PY  - 2023
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/6778
AB  - Electrochemically deposited nickel coatings from
sulfamate baths without/with lab-made biosilica (SiO2) particles on
the Si(100) substrate were produced. Different galvanostatic
regimes were used: direct current (DC), pulse current (PC), and
pulse-reverse current (PRC) regimes. The phase structure of the
synthesized silica nanoparticles from rice husks was obtained using
XRD and FE-SEM. The MMC-Ni/SiO2 and free Ni coatings were
characterized using FE-SEM, AFM, the micro indentation Vickers
technique, and the drop sessile method in order to investigate
structure, roughness, microhardness, and wettability. The optimal
deposition parameters were obtained with an emphasis on their
potential application as micro mounting coatings.
PB  - Electron Devices Society of the IInstitute of electrical and electronics engineers, inc.
C3  - Proceedings - 33rd International Conference on Microelectronics, MIEL 2023 IEEE, October 16th -18th, 2023, Niš, Serbia
T1  - Metal Matrix Composite Coatings Based on Ni Matrix and Biosilica Filers Obtained from Rice Husks
SP  - 241
EP  - 244
UR  - https://hdl.handle.net/21.15107/rcub_cer_6778
ER  - 
@conference{
author = "Mladenović, Ivana and Vuksanović, Marija and Jovanov, Vladislav and Radovanović, Željko and Obradov, Marko and Nikolić, Nebojša D. and Vasiljević-Radović, Dana",
year = "2023",
abstract = "Electrochemically deposited nickel coatings from
sulfamate baths without/with lab-made biosilica (SiO2) particles on
the Si(100) substrate were produced. Different galvanostatic
regimes were used: direct current (DC), pulse current (PC), and
pulse-reverse current (PRC) regimes. The phase structure of the
synthesized silica nanoparticles from rice husks was obtained using
XRD and FE-SEM. The MMC-Ni/SiO2 and free Ni coatings were
characterized using FE-SEM, AFM, the micro indentation Vickers
technique, and the drop sessile method in order to investigate
structure, roughness, microhardness, and wettability. The optimal
deposition parameters were obtained with an emphasis on their
potential application as micro mounting coatings.",
publisher = "Electron Devices Society of the IInstitute of electrical and electronics engineers, inc.",
journal = "Proceedings - 33rd International Conference on Microelectronics, MIEL 2023 IEEE, October 16th -18th, 2023, Niš, Serbia",
title = "Metal Matrix Composite Coatings Based on Ni Matrix and Biosilica Filers Obtained from Rice Husks",
pages = "241-244",
url = "https://hdl.handle.net/21.15107/rcub_cer_6778"
}
Mladenović, I., Vuksanović, M., Jovanov, V., Radovanović, Ž., Obradov, M., Nikolić, N. D.,& Vasiljević-Radović, D.. (2023). Metal Matrix Composite Coatings Based on Ni Matrix and Biosilica Filers Obtained from Rice Husks. in Proceedings - 33rd International Conference on Microelectronics, MIEL 2023 IEEE, October 16th -18th, 2023, Niš, Serbia
Electron Devices Society of the IInstitute of electrical and electronics engineers, inc.., 241-244.
https://hdl.handle.net/21.15107/rcub_cer_6778
Mladenović I, Vuksanović M, Jovanov V, Radovanović Ž, Obradov M, Nikolić ND, Vasiljević-Radović D. Metal Matrix Composite Coatings Based on Ni Matrix and Biosilica Filers Obtained from Rice Husks. in Proceedings - 33rd International Conference on Microelectronics, MIEL 2023 IEEE, October 16th -18th, 2023, Niš, Serbia. 2023;:241-244.
https://hdl.handle.net/21.15107/rcub_cer_6778 .
Mladenović, Ivana, Vuksanović, Marija, Jovanov, Vladislav, Radovanović, Željko, Obradov, Marko, Nikolić, Nebojša D., Vasiljević-Radović, Dana, "Metal Matrix Composite Coatings Based on Ni Matrix and Biosilica Filers Obtained from Rice Husks" in Proceedings - 33rd International Conference on Microelectronics, MIEL 2023 IEEE, October 16th -18th, 2023, Niš, Serbia (2023):241-244,
https://hdl.handle.net/21.15107/rcub_cer_6778 .

The Removal of Phosphate from Aqueous Solutions by Sepiolite/ZrO2 Composites: Adsorption Behavior and Mechanism

Milovanović, Željka; Lazarević, Slavica; Janković-Častvan, Ivona; Radovanović, Željko; Cvetković, Slobodan; Janaćković, Đorđe; Petrović, Rada

(MDPI, 2023)

TY  - JOUR
AU  - Milovanović, Željka
AU  - Lazarević, Slavica
AU  - Janković-Častvan, Ivona
AU  - Radovanović, Željko
AU  - Cvetković, Slobodan
AU  - Janaćković, Đorđe
AU  - Petrović, Rada
PY  - 2023
UR  - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/6578
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/7169
AB  - The sepiolite/ZrO2 composites were prepared by sepiolite (Sep) modification with zirconium propoxide in toluene at room temperature for 24 h (Sep–ZrI) or 95 °C for 4 h (sample Sep–ZrII). The efficiency of the obtained composites for the removal of phosphate from aqueous solutions at initial pH = 4 and pH = 8 was investigated. Characterization of the samples shows that synthesis at a higher temperature for a shorter time provides a slightly higher content of amorphous Zr phase, which is deposited on the sepiolite fibers as a thin layer and agglomerated nanoparticles. Compared to Sep, the composites have a lower point of zero charge and higher specific surface area and pore volume. The adsorption kinetics follow the pseudo second-order model. The adsorption capacities of the composites are approximately the same at both initial pH and higher at initial pH = 4 than at pH = 8. The XPS and ATR-FTIR of Sep–ZrI before and after adsorption identifies the formation of inner-sphere complexes as the mechanism of phosphate adsorption. The slow release during desorption with NaOH solution confirms the strong bonds of the phosphates with the surface of the composites.
PB  - MDPI
T2  - Water
T1  - The Removal of Phosphate from Aqueous Solutions by Sepiolite/ZrO2 Composites: Adsorption Behavior and Mechanism
VL  - 15
IS  - 13
SP  - 2376
DO  - 10.3390/w15132376
ER  - 
@article{
author = "Milovanović, Željka and Lazarević, Slavica and Janković-Častvan, Ivona and Radovanović, Željko and Cvetković, Slobodan and Janaćković, Đorđe and Petrović, Rada",
year = "2023",
abstract = "The sepiolite/ZrO2 composites were prepared by sepiolite (Sep) modification with zirconium propoxide in toluene at room temperature for 24 h (Sep–ZrI) or 95 °C for 4 h (sample Sep–ZrII). The efficiency of the obtained composites for the removal of phosphate from aqueous solutions at initial pH = 4 and pH = 8 was investigated. Characterization of the samples shows that synthesis at a higher temperature for a shorter time provides a slightly higher content of amorphous Zr phase, which is deposited on the sepiolite fibers as a thin layer and agglomerated nanoparticles. Compared to Sep, the composites have a lower point of zero charge and higher specific surface area and pore volume. The adsorption kinetics follow the pseudo second-order model. The adsorption capacities of the composites are approximately the same at both initial pH and higher at initial pH = 4 than at pH = 8. The XPS and ATR-FTIR of Sep–ZrI before and after adsorption identifies the formation of inner-sphere complexes as the mechanism of phosphate adsorption. The slow release during desorption with NaOH solution confirms the strong bonds of the phosphates with the surface of the composites.",
publisher = "MDPI",
journal = "Water",
title = "The Removal of Phosphate from Aqueous Solutions by Sepiolite/ZrO2 Composites: Adsorption Behavior and Mechanism",
volume = "15",
number = "13",
pages = "2376",
doi = "10.3390/w15132376"
}
Milovanović, Ž., Lazarević, S., Janković-Častvan, I., Radovanović, Ž., Cvetković, S., Janaćković, Đ.,& Petrović, R.. (2023). The Removal of Phosphate from Aqueous Solutions by Sepiolite/ZrO2 Composites: Adsorption Behavior and Mechanism. in Water
MDPI., 15(13), 2376.
https://doi.org/10.3390/w15132376
Milovanović Ž, Lazarević S, Janković-Častvan I, Radovanović Ž, Cvetković S, Janaćković Đ, Petrović R. The Removal of Phosphate from Aqueous Solutions by Sepiolite/ZrO2 Composites: Adsorption Behavior and Mechanism. in Water. 2023;15(13):2376.
doi:10.3390/w15132376 .
Milovanović, Željka, Lazarević, Slavica, Janković-Častvan, Ivona, Radovanović, Željko, Cvetković, Slobodan, Janaćković, Đorđe, Petrović, Rada, "The Removal of Phosphate from Aqueous Solutions by Sepiolite/ZrO2 Composites: Adsorption Behavior and Mechanism" in Water, 15, no. 13 (2023):2376,
https://doi.org/10.3390/w15132376 . .

A new species of Leonhardia Reitter, 1901 (Coleoptera, Leiodidae, Leptodirini) from Bosnia and Herzegovina, with a key to species of the genus

Ćurčić, Srećko; Vesović, Nikola; Vrbica, Maja; Popović, Slađana; Radovanović, Željko; Ćurčić, Nina B.; Rađa, Tonći

(Pensoft Publishers, 2021)

TY  - JOUR
AU  - Ćurčić, Srećko
AU  - Vesović, Nikola
AU  - Vrbica, Maja
AU  - Popović, Slađana
AU  - Radovanović, Željko
AU  - Ćurčić, Nina B.
AU  - Rađa, Tonći
PY  - 2021
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/4915
AB  - A new leptodirine leiodid beetle species belonging to the genus Leonhardia Reitter, 1901, L. solaki sp. nov., from a pit in Bosnia and Herzegovina (western Balkan Peninsula) is described and diagnosed. Important morphological features of the new species are listed and photographed. The new species is endemic to the Dinarides of Bosnia and Herzegovina. A key for identification of species and subspecies of the genus Leonhardia is also provided.
PB  - Pensoft Publishers
T2  - Subterranean Biology
T1  - A new species of Leonhardia Reitter, 1901 (Coleoptera, Leiodidae, Leptodirini) from Bosnia and Herzegovina, with a key to species of the genus
VL  - 41
SP  - 69
EP  - 85
DO  - 10.3897/subtbiol.41.75613
ER  - 
@article{
author = "Ćurčić, Srećko and Vesović, Nikola and Vrbica, Maja and Popović, Slađana and Radovanović, Željko and Ćurčić, Nina B. and Rađa, Tonći",
year = "2021",
abstract = "A new leptodirine leiodid beetle species belonging to the genus Leonhardia Reitter, 1901, L. solaki sp. nov., from a pit in Bosnia and Herzegovina (western Balkan Peninsula) is described and diagnosed. Important morphological features of the new species are listed and photographed. The new species is endemic to the Dinarides of Bosnia and Herzegovina. A key for identification of species and subspecies of the genus Leonhardia is also provided.",
publisher = "Pensoft Publishers",
journal = "Subterranean Biology",
title = "A new species of Leonhardia Reitter, 1901 (Coleoptera, Leiodidae, Leptodirini) from Bosnia and Herzegovina, with a key to species of the genus",
volume = "41",
pages = "69-85",
doi = "10.3897/subtbiol.41.75613"
}
Ćurčić, S., Vesović, N., Vrbica, M., Popović, S., Radovanović, Ž., Ćurčić, N. B.,& Rađa, T.. (2021). A new species of Leonhardia Reitter, 1901 (Coleoptera, Leiodidae, Leptodirini) from Bosnia and Herzegovina, with a key to species of the genus. in Subterranean Biology
Pensoft Publishers., 41, 69-85.
https://doi.org/10.3897/subtbiol.41.75613
Ćurčić S, Vesović N, Vrbica M, Popović S, Radovanović Ž, Ćurčić NB, Rađa T. A new species of Leonhardia Reitter, 1901 (Coleoptera, Leiodidae, Leptodirini) from Bosnia and Herzegovina, with a key to species of the genus. in Subterranean Biology. 2021;41:69-85.
doi:10.3897/subtbiol.41.75613 .
Ćurčić, Srećko, Vesović, Nikola, Vrbica, Maja, Popović, Slađana, Radovanović, Željko, Ćurčić, Nina B., Rađa, Tonći, "A new species of Leonhardia Reitter, 1901 (Coleoptera, Leiodidae, Leptodirini) from Bosnia and Herzegovina, with a key to species of the genus" in Subterranean Biology, 41 (2021):69-85,
https://doi.org/10.3897/subtbiol.41.75613 . .
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Synthesis of mesoporous nanocrystalline titania powders by nonhydrolitic sol-gel method

Tanaskovic, N.; Radovanović, Z.; Dokic, V.; Krstić, Jugoslav; Drmanić, Saša Ž.; Janaćković, Đorđe; Petrovic, R.

(Academic Press Ltd- Elsevier Science Ltd, London, 2009)

TY  - JOUR
AU  - Tanaskovic, N.
AU  - Radovanović, Z.
AU  - Dokic, V.
AU  - Krstić, Jugoslav
AU  - Drmanić, Saša Ž.
AU  - Janaćković, Đorđe
AU  - Petrovic, R.
PY  - 2009
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/527
AB  - Mesoporous titania with well-crystallized anatase phase was synthesized by nonhydrolytic sol-gel process combined with solvothermal treatment. Titanium-isopropoxide, titanium-tetrachloride, and carbon-tetrachloride were used for synthesis under nitrogen atmosphere in a glove box. The obtained mixture was heated in an autoclave at 140 degrees C for 3 h and 30 h. XRD analysis showed that dry gels contained anatase phase with low crystallinity, while powders obtained by calcination of dry gels at 500 degrees C for 3 h consisted of pure anatase with high crystallinity. SEM analysis of dried gels and powders shows agglomerates of spherical particles of the size similar to 300 nm. The TEM micrographs confirmed the nanoscale size of the titania powders, with the primary particle size of about 20 nm. Titania powders exhibit maximum pore diameter of 13.2 nm and 9.5 nm for gelation time 3 h and 30 h, respectively. The photocatalytic activity of such synthesized titania is superior to that of commercial photocatalyst Degussa P-25.
PB  - Academic Press Ltd- Elsevier Science Ltd, London
T2  - Superlattices and Microstructures
T1  - Synthesis of mesoporous nanocrystalline titania powders by nonhydrolitic sol-gel method
VL  - 46
IS  - 1-2
SP  - 217
EP  - 222
DO  - 10.1016/j.spmi.2008.12.028
ER  - 
@article{
author = "Tanaskovic, N. and Radovanović, Z. and Dokic, V. and Krstić, Jugoslav and Drmanić, Saša Ž. and Janaćković, Đorđe and Petrovic, R.",
year = "2009",
abstract = "Mesoporous titania with well-crystallized anatase phase was synthesized by nonhydrolytic sol-gel process combined with solvothermal treatment. Titanium-isopropoxide, titanium-tetrachloride, and carbon-tetrachloride were used for synthesis under nitrogen atmosphere in a glove box. The obtained mixture was heated in an autoclave at 140 degrees C for 3 h and 30 h. XRD analysis showed that dry gels contained anatase phase with low crystallinity, while powders obtained by calcination of dry gels at 500 degrees C for 3 h consisted of pure anatase with high crystallinity. SEM analysis of dried gels and powders shows agglomerates of spherical particles of the size similar to 300 nm. The TEM micrographs confirmed the nanoscale size of the titania powders, with the primary particle size of about 20 nm. Titania powders exhibit maximum pore diameter of 13.2 nm and 9.5 nm for gelation time 3 h and 30 h, respectively. The photocatalytic activity of such synthesized titania is superior to that of commercial photocatalyst Degussa P-25.",
publisher = "Academic Press Ltd- Elsevier Science Ltd, London",
journal = "Superlattices and Microstructures",
title = "Synthesis of mesoporous nanocrystalline titania powders by nonhydrolitic sol-gel method",
volume = "46",
number = "1-2",
pages = "217-222",
doi = "10.1016/j.spmi.2008.12.028"
}
Tanaskovic, N., Radovanović, Z., Dokic, V., Krstić, J., Drmanić, S. Ž., Janaćković, Đ.,& Petrovic, R.. (2009). Synthesis of mesoporous nanocrystalline titania powders by nonhydrolitic sol-gel method. in Superlattices and Microstructures
Academic Press Ltd- Elsevier Science Ltd, London., 46(1-2), 217-222.
https://doi.org/10.1016/j.spmi.2008.12.028
Tanaskovic N, Radovanović Z, Dokic V, Krstić J, Drmanić SŽ, Janaćković Đ, Petrovic R. Synthesis of mesoporous nanocrystalline titania powders by nonhydrolitic sol-gel method. in Superlattices and Microstructures. 2009;46(1-2):217-222.
doi:10.1016/j.spmi.2008.12.028 .
Tanaskovic, N., Radovanović, Z., Dokic, V., Krstić, Jugoslav, Drmanić, Saša Ž., Janaćković, Đorđe, Petrovic, R., "Synthesis of mesoporous nanocrystalline titania powders by nonhydrolitic sol-gel method" in Superlattices and Microstructures, 46, no. 1-2 (2009):217-222,
https://doi.org/10.1016/j.spmi.2008.12.028 . .
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