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Publications

ZnO and Fe2TiO5 Nanoparticles Obtained by Green Synthesis as Active Components of Alginate Food Packaging Films

Vasiljević, Zorka Z; Vunduk, Jovana; Dojčinović, Milena; Mišković, Goran; Tadic, Nenad; Vidic, Jasmina; Nikolić, Maria Vesna

(Elsevier, 2024)

TY  - JOUR
AU  - Vasiljević, Zorka Z
AU  - Vunduk, Jovana
AU  - Dojčinović, Milena
AU  - Mišković, Goran
AU  - Tadic, Nenad
AU  - Vidic, Jasmina
AU  - Nikolić, Maria Vesna
PY  - 2024
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/3190
AB  - In this paper, we have systematically studied the structural, morphological, and optical properties of Ni-doped TiO2, synthesized via a simple, cost-effective electrospinning method followed by calcination at 500 C. The nanofibers with a core-shell structure were relatively homogeneous, smooth and randomly oriented, and there were no significant differences in fiber diameters due to Ni2+ content. Core loss mapping using electron energy loss spectroscopy confirmed an even distribution of titanium and relatively uniform nickel in the fibers. It was found that doping with 0.5 mol.% Ni2+ decreased the rutile content, while doping with 1 mol.% Ni2+ resulted in a pure anatase phase with a significantly increased specific surface area (36.6 m2/g). Further increase in Ni2+ content (3-10 mol.%) not only prolonged the response of TiO2 nanofibers to visible light, but also increased the specific surface area (49.5 m2/g), decreased crystallite size (7 nm), and increased rutile content in TiO2 (33 wt.%). Photoluminescence analysis revealed that doping TiO2 with different amounts of Ni2+ leads to a gradual decrease of emission spectra intensity and red shift in the maxima positions. The XPS results confirmed that as the Ni2+ content enlarged, the Ti2+ and Ti3+ content increased significantly, effectively promoting the formation of oxygen vacancies. Raman analysis showed that an increase in nickel content (3-5 mol.%) led to a decrease and shift in peak intensity due to Ti3+ formation and also the possible presence of NiTiO3 phases. HRTEM analysis showed that Ni was doped into the substitution sites of both the anatase and rutile TiO2 lattice but had a stronger influence on the distortion of the anatase phase. The obtained results indicate that Ni-doped TiO2 nanofibers are good candidates for photocatalytic applications.
PB  - Elsevier
T2  - Food Packaging and Shelf Life
T1  - ZnO and Fe2TiO5 Nanoparticles Obtained by Green Synthesis as Active Components of Alginate Food Packaging Films
SP  - 101280
VL  - 43
DO  - 10.1016/j.fpsl.2024.101280
ER  - 
@article{
author = "Vasiljević, Zorka Z and Vunduk, Jovana and Dojčinović, Milena and Mišković, Goran and Tadic, Nenad and Vidic, Jasmina and Nikolić, Maria Vesna",
year = "2024",
abstract = "In this paper, we have systematically studied the structural, morphological, and optical properties of Ni-doped TiO2, synthesized via a simple, cost-effective electrospinning method followed by calcination at 500 C. The nanofibers with a core-shell structure were relatively homogeneous, smooth and randomly oriented, and there were no significant differences in fiber diameters due to Ni2+ content. Core loss mapping using electron energy loss spectroscopy confirmed an even distribution of titanium and relatively uniform nickel in the fibers. It was found that doping with 0.5 mol.% Ni2+ decreased the rutile content, while doping with 1 mol.% Ni2+ resulted in a pure anatase phase with a significantly increased specific surface area (36.6 m2/g). Further increase in Ni2+ content (3-10 mol.%) not only prolonged the response of TiO2 nanofibers to visible light, but also increased the specific surface area (49.5 m2/g), decreased crystallite size (7 nm), and increased rutile content in TiO2 (33 wt.%). Photoluminescence analysis revealed that doping TiO2 with different amounts of Ni2+ leads to a gradual decrease of emission spectra intensity and red shift in the maxima positions. The XPS results confirmed that as the Ni2+ content enlarged, the Ti2+ and Ti3+ content increased significantly, effectively promoting the formation of oxygen vacancies. Raman analysis showed that an increase in nickel content (3-5 mol.%) led to a decrease and shift in peak intensity due to Ti3+ formation and also the possible presence of NiTiO3 phases. HRTEM analysis showed that Ni was doped into the substitution sites of both the anatase and rutile TiO2 lattice but had a stronger influence on the distortion of the anatase phase. The obtained results indicate that Ni-doped TiO2 nanofibers are good candidates for photocatalytic applications.",
publisher = "Elsevier",
journal = "Food Packaging and Shelf Life",
title = "ZnO and Fe2TiO5 Nanoparticles Obtained by Green Synthesis as Active Components of Alginate Food Packaging Films",
pages = "101280",
volume = "43",
doi = "10.1016/j.fpsl.2024.101280"
}
Vasiljević, Z. Z., Vunduk, J., Dojčinović, M., Mišković, G., Tadic, N., Vidic, J.,& Nikolić, M. V.. (2024). ZnO and Fe2TiO5 Nanoparticles Obtained by Green Synthesis as Active Components of Alginate Food Packaging Films. in Food Packaging and Shelf Life
Elsevier., 43, 101280.
https://doi.org/10.1016/j.fpsl.2024.101280
Vasiljević ZZ, Vunduk J, Dojčinović M, Mišković G, Tadic N, Vidic J, Nikolić MV. ZnO and Fe2TiO5 Nanoparticles Obtained by Green Synthesis as Active Components of Alginate Food Packaging Films. in Food Packaging and Shelf Life. 2024;43:101280.
doi:10.1016/j.fpsl.2024.101280 .
Vasiljević, Zorka Z, Vunduk, Jovana, Dojčinović, Milena, Mišković, Goran, Tadic, Nenad, Vidic, Jasmina, Nikolić, Maria Vesna, "ZnO and Fe2TiO5 Nanoparticles Obtained by Green Synthesis as Active Components of Alginate Food Packaging Films" in Food Packaging and Shelf Life, 43 (2024):101280,
https://doi.org/10.1016/j.fpsl.2024.101280 . .

Supercapacitor electrodes: Is nickel foam the right substrate for active materials?

Dojčinović, Milena; Stojković Simatović, Ivana; Nikolić, Maria Vesna

(MDPI, 2024)

TY  - JOUR
AU  - Dojčinović, Milena
AU  - Stojković Simatović, Ivana
AU  - Nikolić, Maria Vesna
PY  - 2024
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/3185
AB  - Ni foam is an extensively used current collector and substrate in investigations of electrochemically active materials such as supercapacitors and electrocatalysts for oxygen and hydrogen evolution reactions. This material is relatively cheap, porous, and conductive and has a large specific surface area, all of which make it a good substrate. We investigated Ni-Mg ferrites and NiMn2O4 as active materials for electrochemical energy storage. These materials, when loaded on Ni foam, gave promising capacitance values: 172 F/g (at 2 mV/s) for NiMn2O4 in 6 M KOH and 242 F/g (at 2 mV/s) for MgFe2O4 in 3 M KOH. Nevertheless, during the authors’ work, many experimental problems occurred. Inconsistencies in the results directed further investigation towards measuring the capacitance of the active materials using GCE and platinum electrodes as substrates to discover if Ni foam was the culprit of the inconsistencies. When non-nickel substrates were used, both NiMn2O4 and MgFe2O4 showed reduced capacitance. Experimental problems associated with the utilization of Ni foam as a substrate for active materials in supercapacitor electrodes are discussed here, combined with other problems already addressed in the scientific literature
PB  - MDPI
T2  - Materials
T1  - Supercapacitor electrodes: Is nickel foam the right substrate for active materials?
IS  - 6
SP  - 1292
VL  - 17
DO  - 10.3390/ma17061292
ER  - 
@article{
author = "Dojčinović, Milena and Stojković Simatović, Ivana and Nikolić, Maria Vesna",
year = "2024",
abstract = "Ni foam is an extensively used current collector and substrate in investigations of electrochemically active materials such as supercapacitors and electrocatalysts for oxygen and hydrogen evolution reactions. This material is relatively cheap, porous, and conductive and has a large specific surface area, all of which make it a good substrate. We investigated Ni-Mg ferrites and NiMn2O4 as active materials for electrochemical energy storage. These materials, when loaded on Ni foam, gave promising capacitance values: 172 F/g (at 2 mV/s) for NiMn2O4 in 6 M KOH and 242 F/g (at 2 mV/s) for MgFe2O4 in 3 M KOH. Nevertheless, during the authors’ work, many experimental problems occurred. Inconsistencies in the results directed further investigation towards measuring the capacitance of the active materials using GCE and platinum electrodes as substrates to discover if Ni foam was the culprit of the inconsistencies. When non-nickel substrates were used, both NiMn2O4 and MgFe2O4 showed reduced capacitance. Experimental problems associated with the utilization of Ni foam as a substrate for active materials in supercapacitor electrodes are discussed here, combined with other problems already addressed in the scientific literature",
publisher = "MDPI",
journal = "Materials",
title = "Supercapacitor electrodes: Is nickel foam the right substrate for active materials?",
number = "6",
pages = "1292",
volume = "17",
doi = "10.3390/ma17061292"
}
Dojčinović, M., Stojković Simatović, I.,& Nikolić, M. V.. (2024). Supercapacitor electrodes: Is nickel foam the right substrate for active materials?. in Materials
MDPI., 17(6), 1292.
https://doi.org/10.3390/ma17061292
Dojčinović M, Stojković Simatović I, Nikolić MV. Supercapacitor electrodes: Is nickel foam the right substrate for active materials?. in Materials. 2024;17(6):1292.
doi:10.3390/ma17061292 .
Dojčinović, Milena, Stojković Simatović, Ivana, Nikolić, Maria Vesna, "Supercapacitor electrodes: Is nickel foam the right substrate for active materials?" in Materials, 17, no. 6 (2024):1292,
https://doi.org/10.3390/ma17061292 . .

Exploration of the charge transport mechanism, complex impedance, dielectric/electric modulus and energy storage characteristics of the aloe vera (Aloe Barbadensis Miller) plant

Nikolić, Maria Vesna; Singh, Charanjeet; Bogdanović, Milica

(IOP publishing, 2024)

TY  - JOUR
AU  - Nikolić, Maria Vesna
AU  - Singh, Charanjeet
AU  - Bogdanović, Milica
PY  - 2024
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/3166
AB  - Complex impedance spectra at room temperature in the frequency range of 8 Hz—5 MHz were measured on freshly cut leaf sections of the Aloe vera plant by AC impedance spectroscopy. They were analyzed using a classical 'brickwork' equivalent circuit composed of grain and grain boundary contributions commonly applied to solid-state materials. The obtained grain resistance/capacitance was 0.4 MΩ/72 pF and grain boundary resistance/ capacitance was 66.4 MΩ/50 nF. The determined conductivity changed according to the Jonscher power law with σDC of 4.02 · 10–5 (Ωm)−1 and frequency constant of 0.92 characteristic for hopping as the conduction mechanism. Analysis of dielectric permittivity and electric modulus confirmed the non-Debye relaxation behavior. Nyquist plots for electric modulus revealed conductivity relaxation in the low frequency attributed to grain boundaries and impedance modulus displayed dielectric relaxation in the high frequency region associated with grains. A correlation has been established among the investigated parameters, morphology, and EIS-derived simulated parameters.
PB  - IOP publishing
T2  - Materials Research Express
T1  - Exploration of the charge transport mechanism, complex impedance, dielectric/electric modulus and energy storage characteristics of the aloe vera (Aloe Barbadensis Miller) plant
SP  - 016302
VL  - 11
DO  - 10.1088/2053-1591/ad1b03
ER  - 
@article{
author = "Nikolić, Maria Vesna and Singh, Charanjeet and Bogdanović, Milica",
year = "2024",
abstract = "Complex impedance spectra at room temperature in the frequency range of 8 Hz—5 MHz were measured on freshly cut leaf sections of the Aloe vera plant by AC impedance spectroscopy. They were analyzed using a classical 'brickwork' equivalent circuit composed of grain and grain boundary contributions commonly applied to solid-state materials. The obtained grain resistance/capacitance was 0.4 MΩ/72 pF and grain boundary resistance/ capacitance was 66.4 MΩ/50 nF. The determined conductivity changed according to the Jonscher power law with σDC of 4.02 · 10–5 (Ωm)−1 and frequency constant of 0.92 characteristic for hopping as the conduction mechanism. Analysis of dielectric permittivity and electric modulus confirmed the non-Debye relaxation behavior. Nyquist plots for electric modulus revealed conductivity relaxation in the low frequency attributed to grain boundaries and impedance modulus displayed dielectric relaxation in the high frequency region associated with grains. A correlation has been established among the investigated parameters, morphology, and EIS-derived simulated parameters.",
publisher = "IOP publishing",
journal = "Materials Research Express",
title = "Exploration of the charge transport mechanism, complex impedance, dielectric/electric modulus and energy storage characteristics of the aloe vera (Aloe Barbadensis Miller) plant",
pages = "016302",
volume = "11",
doi = "10.1088/2053-1591/ad1b03"
}
Nikolić, M. V., Singh, C.,& Bogdanović, M.. (2024). Exploration of the charge transport mechanism, complex impedance, dielectric/electric modulus and energy storage characteristics of the aloe vera (Aloe Barbadensis Miller) plant. in Materials Research Express
IOP publishing., 11, 016302.
https://doi.org/10.1088/2053-1591/ad1b03
Nikolić MV, Singh C, Bogdanović M. Exploration of the charge transport mechanism, complex impedance, dielectric/electric modulus and energy storage characteristics of the aloe vera (Aloe Barbadensis Miller) plant. in Materials Research Express. 2024;11:016302.
doi:10.1088/2053-1591/ad1b03 .
Nikolić, Maria Vesna, Singh, Charanjeet, Bogdanović, Milica, "Exploration of the charge transport mechanism, complex impedance, dielectric/electric modulus and energy storage characteristics of the aloe vera (Aloe Barbadensis Miller) plant" in Materials Research Express, 11 (2024):016302,
https://doi.org/10.1088/2053-1591/ad1b03 . .

Investigating NTC thermistor, ferroelectric and electric properties of Fe2TiO5

Vasiljević, Zorka Z; Dojčinović, Milena; Ilić, Nikola; Vujančević, Jelena; Nikolić, Maria Vesna

(Institut za multidisciplinarna istraņivanja Kneza Vińeslava 1, 11000 Belgrade, Serbia, 2023)

TY  - CONF
AU  - Vasiljević, Zorka Z
AU  - Dojčinović, Milena
AU  - Ilić, Nikola
AU  - Vujančević, Jelena
AU  - Nikolić, Maria Vesna
PY  - 2023
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/3177
AB  - Pure phase orthorhombic pseudobrookite (Fe2TiO5) was synthesized using a
modified sol-gel method. Bulk samples were obtained by uniaxial pressing of the
obtained powder into compacts sintered at 900 oC for 2 h. A noticeable NTC
thermistor effect was noted with a B20/55 value of 5747 K and high resistivity of 45
Mcm at 25 oC. A non-linear current-voltage characteristic was observed in the
voltage range (0.2–1100 V) at room temperature (25 oC). Non-saturated (lossy) P-E
loops were obtained at both measured frequencies (100 Hz and 1 kHz) more
expressed for the higher measured frequency, with the maximal polarization of
0.291 mikroC/cm2 and remanent polarization of 0.123 mikroC/cm2 for 20 kV/cm2 and 1 kHz.
Complex impedance measured in the temperature range 20–330 oC enabled analysis
of the contribution of grain boundary and grains to the conduction mechanism. Bulk
conductivity data determined in this temperature range was analyzed using
Jonscher’s universal dielectric response model and showed that the conduction
process followed the nearest neighbor hopping conduction mechanism.
PB  - Institut za multidisciplinarna istraņivanja Kneza Vińeslava 1, 11000 Belgrade, Serbia
C3  - Programme and the Book of Abstracts / 7th Conference of The Serbian Society for Ceramic Materials, 7CSCS-2023, June 14-16, 2023 Belgrade, Serbia, 2023
T1  - Investigating NTC thermistor, ferroelectric and electric properties of Fe2TiO5
SP  - 118
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_3177
ER  - 
@conference{
author = "Vasiljević, Zorka Z and Dojčinović, Milena and Ilić, Nikola and Vujančević, Jelena and Nikolić, Maria Vesna",
year = "2023",
abstract = "Pure phase orthorhombic pseudobrookite (Fe2TiO5) was synthesized using a
modified sol-gel method. Bulk samples were obtained by uniaxial pressing of the
obtained powder into compacts sintered at 900 oC for 2 h. A noticeable NTC
thermistor effect was noted with a B20/55 value of 5747 K and high resistivity of 45
Mcm at 25 oC. A non-linear current-voltage characteristic was observed in the
voltage range (0.2–1100 V) at room temperature (25 oC). Non-saturated (lossy) P-E
loops were obtained at both measured frequencies (100 Hz and 1 kHz) more
expressed for the higher measured frequency, with the maximal polarization of
0.291 mikroC/cm2 and remanent polarization of 0.123 mikroC/cm2 for 20 kV/cm2 and 1 kHz.
Complex impedance measured in the temperature range 20–330 oC enabled analysis
of the contribution of grain boundary and grains to the conduction mechanism. Bulk
conductivity data determined in this temperature range was analyzed using
Jonscher’s universal dielectric response model and showed that the conduction
process followed the nearest neighbor hopping conduction mechanism.",
publisher = "Institut za multidisciplinarna istraņivanja Kneza Vińeslava 1, 11000 Belgrade, Serbia",
journal = "Programme and the Book of Abstracts / 7th Conference of The Serbian Society for Ceramic Materials, 7CSCS-2023, June 14-16, 2023 Belgrade, Serbia, 2023",
title = "Investigating NTC thermistor, ferroelectric and electric properties of Fe2TiO5",
pages = "118",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_3177"
}
Vasiljević, Z. Z., Dojčinović, M., Ilić, N., Vujančević, J.,& Nikolić, M. V.. (2023). Investigating NTC thermistor, ferroelectric and electric properties of Fe2TiO5. in Programme and the Book of Abstracts / 7th Conference of The Serbian Society for Ceramic Materials, 7CSCS-2023, June 14-16, 2023 Belgrade, Serbia, 2023
Institut za multidisciplinarna istraņivanja Kneza Vińeslava 1, 11000 Belgrade, Serbia., 118.
https://hdl.handle.net/21.15107/rcub_rimsi_3177
Vasiljević ZZ, Dojčinović M, Ilić N, Vujančević J, Nikolić MV. Investigating NTC thermistor, ferroelectric and electric properties of Fe2TiO5. in Programme and the Book of Abstracts / 7th Conference of The Serbian Society for Ceramic Materials, 7CSCS-2023, June 14-16, 2023 Belgrade, Serbia, 2023. 2023;:118.
https://hdl.handle.net/21.15107/rcub_rimsi_3177 .
Vasiljević, Zorka Z, Dojčinović, Milena, Ilić, Nikola, Vujančević, Jelena, Nikolić, Maria Vesna, "Investigating NTC thermistor, ferroelectric and electric properties of Fe2TiO5" in Programme and the Book of Abstracts / 7th Conference of The Serbian Society for Ceramic Materials, 7CSCS-2023, June 14-16, 2023 Belgrade, Serbia, 2023 (2023):118,
https://hdl.handle.net/21.15107/rcub_rimsi_3177 .

Biosynthesis of ZnO nanoparticles using agro-waste with antibacterial and antioxidant activity

Vasiljević, Zorka Z; Vunduk, Jovana; Dojčinović, Milena; Bartolić, Dragana; Ognjanović, Miloš; Tadic, Nenad; Mišković, Goran; Nikolić, Maria Vesna

(Serbian Ceramic Society, 2023)

TY  - CONF
AU  - Vasiljević, Zorka Z
AU  - Vunduk, Jovana
AU  - Dojčinović, Milena
AU  - Bartolić, Dragana
AU  - Ognjanović, Miloš
AU  - Tadic, Nenad
AU  - Mišković, Goran
AU  - Nikolić, Maria Vesna
PY  - 2023
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2132
AB  - Green synthesis is a more sustainable option using renewable biomass such as plants as
reducing or stabilizing agents compared to toxic chemical compounds. These biological
substances also behave as capping agents, which control the size and shape of the
nanoparticles. In this work, ZnO nanoparticles (NPs) have been prepared via a simple, low
cost and ecofriendly method using citrus fruit peel and extracts as biological reducing agents.
Zinc nitrate and zinc acetate were used as a source of zinc ions.XRD analysis revealed the
formation of a ZnO wurtzite phase without impurities. Synthesized ZnO NPs with an average
electronic band gap ∼3 eV were obtained and found to have round-like, hexagonal-like or
needle-like structures depending on precursor type. EDS analysis showed a homogeoneous
distribution in Zn and O elements, attributed to single-phase ZnO constituents. Antibacterial
and antioxidant activities of synthesized NPs were evaluated. Obtained results showed that
ZnO synthesized from nitrate precursors are more effective in inhibiting growth of
Salmonella and Staphylococcus Aureus. Antioxidant activity of ZnO NPs determined using
CUPRAC and ABTS assays showed higher activity of ZnO obtained using nitrate precursors.
The maximum scavenging activity of 90% was observed at the concentration of 10 mg/ml
PB  - Serbian Ceramic Society
C3  - Serbian Ceramic Society Conference - ADVANCED CERAMICS AND APPLICATION XI Program and the Book of Abstracts
T1  - Biosynthesis of ZnO nanoparticles using agro-waste with antibacterial and antioxidant activity
SP  - 43
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2132
ER  - 
@conference{
author = "Vasiljević, Zorka Z and Vunduk, Jovana and Dojčinović, Milena and Bartolić, Dragana and Ognjanović, Miloš and Tadic, Nenad and Mišković, Goran and Nikolić, Maria Vesna",
year = "2023",
abstract = "Green synthesis is a more sustainable option using renewable biomass such as plants as
reducing or stabilizing agents compared to toxic chemical compounds. These biological
substances also behave as capping agents, which control the size and shape of the
nanoparticles. In this work, ZnO nanoparticles (NPs) have been prepared via a simple, low
cost and ecofriendly method using citrus fruit peel and extracts as biological reducing agents.
Zinc nitrate and zinc acetate were used as a source of zinc ions.XRD analysis revealed the
formation of a ZnO wurtzite phase without impurities. Synthesized ZnO NPs with an average
electronic band gap ∼3 eV were obtained and found to have round-like, hexagonal-like or
needle-like structures depending on precursor type. EDS analysis showed a homogeoneous
distribution in Zn and O elements, attributed to single-phase ZnO constituents. Antibacterial
and antioxidant activities of synthesized NPs were evaluated. Obtained results showed that
ZnO synthesized from nitrate precursors are more effective in inhibiting growth of
Salmonella and Staphylococcus Aureus. Antioxidant activity of ZnO NPs determined using
CUPRAC and ABTS assays showed higher activity of ZnO obtained using nitrate precursors.
The maximum scavenging activity of 90% was observed at the concentration of 10 mg/ml",
publisher = "Serbian Ceramic Society",
journal = "Serbian Ceramic Society Conference - ADVANCED CERAMICS AND APPLICATION XI Program and the Book of Abstracts",
title = "Biosynthesis of ZnO nanoparticles using agro-waste with antibacterial and antioxidant activity",
pages = "43",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2132"
}
Vasiljević, Z. Z., Vunduk, J., Dojčinović, M., Bartolić, D., Ognjanović, M., Tadic, N., Mišković, G.,& Nikolić, M. V.. (2023). Biosynthesis of ZnO nanoparticles using agro-waste with antibacterial and antioxidant activity. in Serbian Ceramic Society Conference - ADVANCED CERAMICS AND APPLICATION XI Program and the Book of Abstracts
Serbian Ceramic Society., 43.
https://hdl.handle.net/21.15107/rcub_rimsi_2132
Vasiljević ZZ, Vunduk J, Dojčinović M, Bartolić D, Ognjanović M, Tadic N, Mišković G, Nikolić MV. Biosynthesis of ZnO nanoparticles using agro-waste with antibacterial and antioxidant activity. in Serbian Ceramic Society Conference - ADVANCED CERAMICS AND APPLICATION XI Program and the Book of Abstracts. 2023;:43.
https://hdl.handle.net/21.15107/rcub_rimsi_2132 .
Vasiljević, Zorka Z, Vunduk, Jovana, Dojčinović, Milena, Bartolić, Dragana, Ognjanović, Miloš, Tadic, Nenad, Mišković, Goran, Nikolić, Maria Vesna, "Biosynthesis of ZnO nanoparticles using agro-waste with antibacterial and antioxidant activity" in Serbian Ceramic Society Conference - ADVANCED CERAMICS AND APPLICATION XI Program and the Book of Abstracts (2023):43,
https://hdl.handle.net/21.15107/rcub_rimsi_2132 .

Metal oxide nanoparticles as active food packaging components

Nikolić, Maria Vesna; Vasiljević, Zorka Z; Vidic, Jasmina

(Serbian Ceramic Society, 2023)

TY  - CONF
AU  - Nikolić, Maria Vesna
AU  - Vasiljević, Zorka Z
AU  - Vidic, Jasmina
PY  - 2023
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2133
AB  - Replacement of non-degradable food packaging materials with a biodegradable alternative
enables reduction of environmental pollution. Metal oxides nanoparticles are good candidates
for enhancing and ensuring good mechanical, thermal and barrier properties of biodegradable
polymer packaging films. Their incorporation in biodegradable food packaging films has also
lead to enhanced antioxidant, antifungal and antibacterial properties of the food packaging
and also oxygen barrier properties, UV protection, oxygen and ethylene scavenging resulting
in an active food packaging material. The synthesis method has a significant influence on the
resulting properties of metal oxide nanoparticles. Green synthesis using plant extracts and
extracts of plant bio-waste as reducing and capping agents are one direction for obtaining
metal oxide nanoparticles with improved antioxidant and antimicrobial properties. Utilization
of bio-waste materials both for metal oxide nanoparticle synthesis and as a source of
biopolymers for packaging enables better environmental protection and ensures a circular bioeconomy. In selection of metal oxide nanoparticles suitable for application in active
packaging bio-nano-composites special attention needs to be paid to nanoparticle migration
and cytotoxic activity in order to produce safe, active and biodegradable food packaging
materials for the future.
PB  - Serbian Ceramic Society
C3  - Serbian Ceramic Society Conference - ADVANCED CERAMICS AND APPLICATION XI Program and the Book of Abstracts
T1  - Metal oxide nanoparticles as active food packaging components
SP  - 42
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2133
ER  - 
@conference{
author = "Nikolić, Maria Vesna and Vasiljević, Zorka Z and Vidic, Jasmina",
year = "2023",
abstract = "Replacement of non-degradable food packaging materials with a biodegradable alternative
enables reduction of environmental pollution. Metal oxides nanoparticles are good candidates
for enhancing and ensuring good mechanical, thermal and barrier properties of biodegradable
polymer packaging films. Their incorporation in biodegradable food packaging films has also
lead to enhanced antioxidant, antifungal and antibacterial properties of the food packaging
and also oxygen barrier properties, UV protection, oxygen and ethylene scavenging resulting
in an active food packaging material. The synthesis method has a significant influence on the
resulting properties of metal oxide nanoparticles. Green synthesis using plant extracts and
extracts of plant bio-waste as reducing and capping agents are one direction for obtaining
metal oxide nanoparticles with improved antioxidant and antimicrobial properties. Utilization
of bio-waste materials both for metal oxide nanoparticle synthesis and as a source of
biopolymers for packaging enables better environmental protection and ensures a circular bioeconomy. In selection of metal oxide nanoparticles suitable for application in active
packaging bio-nano-composites special attention needs to be paid to nanoparticle migration
and cytotoxic activity in order to produce safe, active and biodegradable food packaging
materials for the future.",
publisher = "Serbian Ceramic Society",
journal = "Serbian Ceramic Society Conference - ADVANCED CERAMICS AND APPLICATION XI Program and the Book of Abstracts",
title = "Metal oxide nanoparticles as active food packaging components",
pages = "42",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2133"
}
Nikolić, M. V., Vasiljević, Z. Z.,& Vidic, J.. (2023). Metal oxide nanoparticles as active food packaging components. in Serbian Ceramic Society Conference - ADVANCED CERAMICS AND APPLICATION XI Program and the Book of Abstracts
Serbian Ceramic Society., 42.
https://hdl.handle.net/21.15107/rcub_rimsi_2133
Nikolić MV, Vasiljević ZZ, Vidic J. Metal oxide nanoparticles as active food packaging components. in Serbian Ceramic Society Conference - ADVANCED CERAMICS AND APPLICATION XI Program and the Book of Abstracts. 2023;:42.
https://hdl.handle.net/21.15107/rcub_rimsi_2133 .
Nikolić, Maria Vesna, Vasiljević, Zorka Z, Vidic, Jasmina, "Metal oxide nanoparticles as active food packaging components" in Serbian Ceramic Society Conference - ADVANCED CERAMICS AND APPLICATION XI Program and the Book of Abstracts (2023):42,
https://hdl.handle.net/21.15107/rcub_rimsi_2133 .

Luminescent Metal–Organic Frameworks for Electrochemiluminescent Detection of Water Pollutants

Sentic, Milica; Trajkovic, Ivana; Manojlović, Dragan; Stanković, Dalibor; Nikolić, Maria Vesna; Sojic, Neso; Vidic, Jasmina

(MDPI, 2023)

TY  - JOUR
AU  - Sentic, Milica
AU  - Trajkovic, Ivana
AU  - Manojlović, Dragan
AU  - Stanković, Dalibor
AU  - Nikolić, Maria Vesna
AU  - Sojic, Neso
AU  - Vidic, Jasmina
PY  - 2023
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2661
AB  - The modern lifestyle has increased our utilization of pollutants such as heavy metals,
aromatic compounds, and contaminants that are of rising concern, involving pharmaceutical and personal products and other materials that may have an important environmental impact. In particular, the ultimate results of the intense use of highly stable materials, such as heavy metals and chemical restudies, are that they turn into waste materials, which, when discharged, accumulate in environmental water bodies. In this context, the present review presents the application of metal–organic frameworks (MOFs) in electrochemiluminescent (ECL) sensing for water pollutant detection. MOF composites applied as innovative luminophore or luminophore carriers, materials for electrode modification, and the enhancement of co-reaction in ECL sensors have enabled the sensitive monitoring of some of the most common contaminants of emerging concern such as heavy metals, volatile organic compounds, pharmaceuticals, industrial chemicals, and cyanotoxins. Moreover, we provide future trends and prospects associated with ECL MOF composites for environmental sensing.
PB  - MDPI
T2  - mdpi
T1  - Luminescent Metal–Organic Frameworks for Electrochemiluminescent Detection of Water Pollutants
IS  - 23
SP  - 7502
VL  - 16
DO  - 10.3390/ma16237502
ER  - 
@article{
author = "Sentic, Milica and Trajkovic, Ivana and Manojlović, Dragan and Stanković, Dalibor and Nikolić, Maria Vesna and Sojic, Neso and Vidic, Jasmina",
year = "2023",
abstract = "The modern lifestyle has increased our utilization of pollutants such as heavy metals,
aromatic compounds, and contaminants that are of rising concern, involving pharmaceutical and personal products and other materials that may have an important environmental impact. In particular, the ultimate results of the intense use of highly stable materials, such as heavy metals and chemical restudies, are that they turn into waste materials, which, when discharged, accumulate in environmental water bodies. In this context, the present review presents the application of metal–organic frameworks (MOFs) in electrochemiluminescent (ECL) sensing for water pollutant detection. MOF composites applied as innovative luminophore or luminophore carriers, materials for electrode modification, and the enhancement of co-reaction in ECL sensors have enabled the sensitive monitoring of some of the most common contaminants of emerging concern such as heavy metals, volatile organic compounds, pharmaceuticals, industrial chemicals, and cyanotoxins. Moreover, we provide future trends and prospects associated with ECL MOF composites for environmental sensing.",
publisher = "MDPI",
journal = "mdpi",
title = "Luminescent Metal–Organic Frameworks for Electrochemiluminescent Detection of Water Pollutants",
number = "23",
pages = "7502",
volume = "16",
doi = "10.3390/ma16237502"
}
Sentic, M., Trajkovic, I., Manojlović, D., Stanković, D., Nikolić, M. V., Sojic, N.,& Vidic, J.. (2023). Luminescent Metal–Organic Frameworks for Electrochemiluminescent Detection of Water Pollutants. in mdpi
MDPI., 16(23), 7502.
https://doi.org/10.3390/ma16237502
Sentic M, Trajkovic I, Manojlović D, Stanković D, Nikolić MV, Sojic N, Vidic J. Luminescent Metal–Organic Frameworks for Electrochemiluminescent Detection of Water Pollutants. in mdpi. 2023;16(23):7502.
doi:10.3390/ma16237502 .
Sentic, Milica, Trajkovic, Ivana, Manojlović, Dragan, Stanković, Dalibor, Nikolić, Maria Vesna, Sojic, Neso, Vidic, Jasmina, "Luminescent Metal–Organic Frameworks for Electrochemiluminescent Detection of Water Pollutants" in mdpi, 16, no. 23 (2023):7502,
https://doi.org/10.3390/ma16237502 . .

Ferroelectric, Magnetic and Dielectric Properties of SrCo0.2Zn0.2Fe11.6O18.8 Hexaferrite Obtained by “One-Pot” Green Sol-Gel Synthesis Utilizing Citrus reticulata Peel Extract

Nikolić, Maria Vesna; Ammar, Souad; Ilić, Nikola; Singh, Charanjeet; Dojčinović, Milena; Jotania, Rajshree

(MDPI, 2023)

TY  - JOUR
AU  - Nikolić, Maria Vesna
AU  - Ammar, Souad
AU  - Ilić, Nikola
AU  - Singh, Charanjeet
AU  - Dojčinović, Milena
AU  - Jotania, Rajshree
PY  - 2023
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2128
AB  - SrCo0.2Zn0.2Fe11.6O18.8 hexaferrite was obtained by a “one-pot” green sol-gel synthesis
method utilizing aqueous mandarin orange (Citrus reticulata) peel extract as an eco-friendly reactant.
The research objective was to analyze the influence of cobalt and zinc co-doping and the synthesis
process on the structure, morphology, magnetic, dielectric and ferroelectric properties of strontium
hexaferrite in view of future applications. Structural and morphological characterization using
X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), and scanning electron
microscopy coupled to energy dispersive X-ray spectrometry (SEM-EDX) confirmed the formation
of a Co and Zn ion incorporated M-type magnetoplumbite with c/a lattice parameter ratio of 3.919
as crystallite nanoplatelets of 32 and 53 nm in thickness and width, respectively. The magnetic
hysteresis loop of the synthesized powder recorded by a vibrating sample magnetometer (VSM) at
room temperature confirmed its ferromagnetic nature with a coercive field (Hc) of 2539 Oe and a
saturation magnetization (Ms) and remanent magnetization (Mr) of 44.6 emu/g and 21.4 emu/g,
respectively. Room temperature ferroelectric loops measured at 100 Hz showed a maximal (Pmax)
and a remanent (Pr) polarization of 195.4 and 31.0 nC/cm2, respectively. Both increased when the
magnitude of the applied electrical field increased in the 1–24 kV/cm range. The dielectric constant
decreased with the frequency increase, in accordance with the Maxwell–Wagner model, while the
conductivity changed according to the Jonscher power law. The complex impedance was modeled
with an equivalent circuit, enabling identification of the dominant contribution of grain boundary
resistance (272.3 MW) and capacitance (7.16 pF).
PB  - MDPI
T2  - Crystals
T1  - Ferroelectric, Magnetic and Dielectric Properties of SrCo0.2Zn0.2Fe11.6O18.8 Hexaferrite Obtained by “One-Pot” Green Sol-Gel Synthesis Utilizing Citrus reticulata Peel Extract
IS  - 1452
VL  - 13
DO  - 10.3390/cryst13101452
ER  - 
@article{
author = "Nikolić, Maria Vesna and Ammar, Souad and Ilić, Nikola and Singh, Charanjeet and Dojčinović, Milena and Jotania, Rajshree",
year = "2023",
abstract = "SrCo0.2Zn0.2Fe11.6O18.8 hexaferrite was obtained by a “one-pot” green sol-gel synthesis
method utilizing aqueous mandarin orange (Citrus reticulata) peel extract as an eco-friendly reactant.
The research objective was to analyze the influence of cobalt and zinc co-doping and the synthesis
process on the structure, morphology, magnetic, dielectric and ferroelectric properties of strontium
hexaferrite in view of future applications. Structural and morphological characterization using
X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), and scanning electron
microscopy coupled to energy dispersive X-ray spectrometry (SEM-EDX) confirmed the formation
of a Co and Zn ion incorporated M-type magnetoplumbite with c/a lattice parameter ratio of 3.919
as crystallite nanoplatelets of 32 and 53 nm in thickness and width, respectively. The magnetic
hysteresis loop of the synthesized powder recorded by a vibrating sample magnetometer (VSM) at
room temperature confirmed its ferromagnetic nature with a coercive field (Hc) of 2539 Oe and a
saturation magnetization (Ms) and remanent magnetization (Mr) of 44.6 emu/g and 21.4 emu/g,
respectively. Room temperature ferroelectric loops measured at 100 Hz showed a maximal (Pmax)
and a remanent (Pr) polarization of 195.4 and 31.0 nC/cm2, respectively. Both increased when the
magnitude of the applied electrical field increased in the 1–24 kV/cm range. The dielectric constant
decreased with the frequency increase, in accordance with the Maxwell–Wagner model, while the
conductivity changed according to the Jonscher power law. The complex impedance was modeled
with an equivalent circuit, enabling identification of the dominant contribution of grain boundary
resistance (272.3 MW) and capacitance (7.16 pF).",
publisher = "MDPI",
journal = "Crystals",
title = "Ferroelectric, Magnetic and Dielectric Properties of SrCo0.2Zn0.2Fe11.6O18.8 Hexaferrite Obtained by “One-Pot” Green Sol-Gel Synthesis Utilizing Citrus reticulata Peel Extract",
number = "1452",
volume = "13",
doi = "10.3390/cryst13101452"
}
Nikolić, M. V., Ammar, S., Ilić, N., Singh, C., Dojčinović, M.,& Jotania, R.. (2023). Ferroelectric, Magnetic and Dielectric Properties of SrCo0.2Zn0.2Fe11.6O18.8 Hexaferrite Obtained by “One-Pot” Green Sol-Gel Synthesis Utilizing Citrus reticulata Peel Extract. in Crystals
MDPI., 13(1452).
https://doi.org/10.3390/cryst13101452
Nikolić MV, Ammar S, Ilić N, Singh C, Dojčinović M, Jotania R. Ferroelectric, Magnetic and Dielectric Properties of SrCo0.2Zn0.2Fe11.6O18.8 Hexaferrite Obtained by “One-Pot” Green Sol-Gel Synthesis Utilizing Citrus reticulata Peel Extract. in Crystals. 2023;13(1452).
doi:10.3390/cryst13101452 .
Nikolić, Maria Vesna, Ammar, Souad, Ilić, Nikola, Singh, Charanjeet, Dojčinović, Milena, Jotania, Rajshree, "Ferroelectric, Magnetic and Dielectric Properties of SrCo0.2Zn0.2Fe11.6O18.8 Hexaferrite Obtained by “One-Pot” Green Sol-Gel Synthesis Utilizing Citrus reticulata Peel Extract" in Crystals, 13, no. 1452 (2023),
https://doi.org/10.3390/cryst13101452 . .

Modeling the effect of temperature on relative humidity sensing

Nikolić, Maria Vesna; Mastilović, Sreten

(IEEE, 2023)

TY  - CONF
AU  - Nikolić, Maria Vesna
AU  - Mastilović, Sreten
PY  - 2023
UR  - https://ieeexplore.ieee.org/document/10168374
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2022
AB  - In this work we have established a mathematical function to model the influence of the ambient temperature, relative humidity and frequency on the change of impedance. The proposed empirical description is a combination of the power function (modeling the temperature effect) and a reverse-sigmoid function inspired by the three-parameter Weibull cumulative distribution function (modeling the relative humidity and frequency effects). This empirical model was validated by using our iron manganite (FeMnO3) thick film measurement data. The reduction of impedance of thick film samples with change in relative humidity in the range 30-90% was measured in a temperature and climatic chamber in the frequency range 42 Hz – 1 MHz at three ambient/working temperatures (25, 50 and 75 C). The obtained experimental data was successfully fitted using the specially tailored empirical model. Application of this model enables prediction of the iron manganite sensor performance for different temperatures both within the confines of the analyzed temperature range (interpolation) and outside of it (extrapolation). Future development will include applying this model to analyzing the temperature influence on relative humidity sensing for other metal oxide sensing materials that have shown a similar dependence and in a wider ambient temperature range.
PB  - IEEE
C3  - Proceedings of the 46th International Spring Seminar on Electronics Technology (ISSE), May 10-14, 2023,Timisoara, Romania
T1  - Modeling the effect of temperature on relative humidity sensing
SP  - 1-6
DO  - 10.1109/ISSE57496.2023.10168734
ER  - 
@conference{
author = "Nikolić, Maria Vesna and Mastilović, Sreten",
year = "2023",
abstract = "In this work we have established a mathematical function to model the influence of the ambient temperature, relative humidity and frequency on the change of impedance. The proposed empirical description is a combination of the power function (modeling the temperature effect) and a reverse-sigmoid function inspired by the three-parameter Weibull cumulative distribution function (modeling the relative humidity and frequency effects). This empirical model was validated by using our iron manganite (FeMnO3) thick film measurement data. The reduction of impedance of thick film samples with change in relative humidity in the range 30-90% was measured in a temperature and climatic chamber in the frequency range 42 Hz – 1 MHz at three ambient/working temperatures (25, 50 and 75 C). The obtained experimental data was successfully fitted using the specially tailored empirical model. Application of this model enables prediction of the iron manganite sensor performance for different temperatures both within the confines of the analyzed temperature range (interpolation) and outside of it (extrapolation). Future development will include applying this model to analyzing the temperature influence on relative humidity sensing for other metal oxide sensing materials that have shown a similar dependence and in a wider ambient temperature range.",
publisher = "IEEE",
journal = "Proceedings of the 46th International Spring Seminar on Electronics Technology (ISSE), May 10-14, 2023,Timisoara, Romania",
title = "Modeling the effect of temperature on relative humidity sensing",
pages = "1-6",
doi = "10.1109/ISSE57496.2023.10168734"
}
Nikolić, M. V.,& Mastilović, S.. (2023). Modeling the effect of temperature on relative humidity sensing. in Proceedings of the 46th International Spring Seminar on Electronics Technology (ISSE), May 10-14, 2023,Timisoara, Romania
IEEE., 1-6.
https://doi.org/10.1109/ISSE57496.2023.10168734
Nikolić MV, Mastilović S. Modeling the effect of temperature on relative humidity sensing. in Proceedings of the 46th International Spring Seminar on Electronics Technology (ISSE), May 10-14, 2023,Timisoara, Romania. 2023;:1-6.
doi:10.1109/ISSE57496.2023.10168734 .
Nikolić, Maria Vesna, Mastilović, Sreten, "Modeling the effect of temperature on relative humidity sensing" in Proceedings of the 46th International Spring Seminar on Electronics Technology (ISSE), May 10-14, 2023,Timisoara, Romania (2023):1-6,
https://doi.org/10.1109/ISSE57496.2023.10168734 . .

Magnetic spinel ferrite nanoparticles from synthesis to biomedical applications

Nikolić, Maria Vesna

(Materials Research Foundations, 2023)

TY  - CHAP
AU  - Nikolić, Maria Vesna
PY  - 2023
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/1730
AB  - Spinel ferrites are a widely investigated and applied class of materials with a cubic spinel lattice structure. Their unique multifunctional properties (magnetic characteristics, tunable shape/size, large number of active surface sites, high values of specific surface area, good chemical stability, and possibilities for enhancing properties through surface modification) influenced by the synthesis procedure make them attractive for biomedical applications as magnetic nanoparticles in drug delivery to a set target, magnetic hyperthermia, tissue engineering, magnetic extraction of biological components and magnetic diagnostics. In this review, we give an overview of up-to-date synthesis procedures for obtaining magnetic spinel nanoparticles and nanocomposites with optimal properties for biomedical applications.
PB  - Materials Research Foundations
T2  - Magnetic Nanoparticles for Biomedical Applications
T1  - Magnetic spinel ferrite nanoparticles from synthesis to biomedical applications
EP  - 75
SP  - 41
VL  - 143
DO  - 10.21741/9781644902335-2
ER  - 
@inbook{
author = "Nikolić, Maria Vesna",
year = "2023",
abstract = "Spinel ferrites are a widely investigated and applied class of materials with a cubic spinel lattice structure. Their unique multifunctional properties (magnetic characteristics, tunable shape/size, large number of active surface sites, high values of specific surface area, good chemical stability, and possibilities for enhancing properties through surface modification) influenced by the synthesis procedure make them attractive for biomedical applications as magnetic nanoparticles in drug delivery to a set target, magnetic hyperthermia, tissue engineering, magnetic extraction of biological components and magnetic diagnostics. In this review, we give an overview of up-to-date synthesis procedures for obtaining magnetic spinel nanoparticles and nanocomposites with optimal properties for biomedical applications.",
publisher = "Materials Research Foundations",
journal = "Magnetic Nanoparticles for Biomedical Applications",
booktitle = "Magnetic spinel ferrite nanoparticles from synthesis to biomedical applications",
pages = "75-41",
volume = "143",
doi = "10.21741/9781644902335-2"
}
Nikolić, M. V.. (2023). Magnetic spinel ferrite nanoparticles from synthesis to biomedical applications. in Magnetic Nanoparticles for Biomedical Applications
Materials Research Foundations., 143, 41-75.
https://doi.org/10.21741/9781644902335-2
Nikolić MV. Magnetic spinel ferrite nanoparticles from synthesis to biomedical applications. in Magnetic Nanoparticles for Biomedical Applications. 2023;143:41-75.
doi:10.21741/9781644902335-2 .
Nikolić, Maria Vesna, "Magnetic spinel ferrite nanoparticles from synthesis to biomedical applications" in Magnetic Nanoparticles for Biomedical Applications, 143 (2023):41-75,
https://doi.org/10.21741/9781644902335-2 . .

Semicondcuting metal oxide nanoparticles in sensors, optoelectronics and electronic devices

Nikolić, Maria Vesna

(Technische Universität Wien Getreidemarkt 9, A-1060 Wien, Österreich, 2022)

TY  - CONF
AU  - Nikolić, Maria Vesna
PY  - 2022
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/1742
AB  - The Internet of Things (IoT) represents a multi-layer
technology connecting diverse hardware (smart appliances,
smart gadgets, and wearable, biocompatible, and mobile
consumer devices) by middleware to the cloud of things
(CoT). It is changing how electronics interface with our
physical world in terms of sensing, information display and
communication. Gas sensors and sensor nodes are a vital
component of the IoT. Modern electronic systems are
flexible, transparent, biocompatible and wearable. Semiconducting metal oxides are earth
abundant multifunctional materials. Their multifunctionality stems from their complex and
widely varied electronic structure and properties. They include a wide range of band gaps,
high surface activity, and electrical properties making them the subject of continuous
research, especially in the form of nanoparticles for application in sensors, optoelectronics
and electronic devices. Metal oxides are stable materials, easy to synthesize and process. In
nanostructure form they show a wide range of enhanced properties, such as a suitable band
gap, conduction properties and confined conduction pathways for photoelectric electronic
devices. They are excellent candidates, in crystalline or amorphous form, for optoelectronic
devices, such as flat panel displays, solar cells, organic light-emitting diode displays (OLEDs)
and emerging flexible and transparent electronics, as they can exhibit high electrical
performance and excellent visible range transparency. The high growing demand for flexible
electronics requires low temperature and high-throughput synthesis of oxide thin films on
flexible plastic substrates. High sensitivity, fast response/recovery and good selectivity are
generally required of a good sensing material. Metal oxides still remain the first choice for
application in sensors, especially gas sensors due to their ease of fabrication, low cost, high
sensitivity, and stability. Some of their disadvantages are low selectivity and high operating
temperature. Over time commercially produced metal oxide gas sensors have reduced in size
being produced in different technologies, starting with tube-type sensors in the eighties of the
last century, through screen-printed sensors produced in the nineties and completing with
state-of-the art micro-electro-mechanical system (MEMS) sensors produced today.
Development of low cost, reduced power consumption and reliable sensing devices for the
detection of gases for environmental and industrial applications, especially at room
temperature remains a significant scientific and technological challenge.
PB  - Technische Universität Wien Getreidemarkt 9, A-1060 Wien, Österreich
PB  - Eugen G. Leuze Verlag Karlstraße 4, D-88348 Bad Saulgau, Germany www.leuze-verlag.de
C3  - 45th International Spring Seminar on Electronics Technology, May 11-15, 2022, Vienna, Austria
T1  - Semicondcuting metal oxide nanoparticles in sensors, optoelectronics and electronic devices
SP  - 13
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_1742
ER  - 
@conference{
author = "Nikolić, Maria Vesna",
year = "2022",
abstract = "The Internet of Things (IoT) represents a multi-layer
technology connecting diverse hardware (smart appliances,
smart gadgets, and wearable, biocompatible, and mobile
consumer devices) by middleware to the cloud of things
(CoT). It is changing how electronics interface with our
physical world in terms of sensing, information display and
communication. Gas sensors and sensor nodes are a vital
component of the IoT. Modern electronic systems are
flexible, transparent, biocompatible and wearable. Semiconducting metal oxides are earth
abundant multifunctional materials. Their multifunctionality stems from their complex and
widely varied electronic structure and properties. They include a wide range of band gaps,
high surface activity, and electrical properties making them the subject of continuous
research, especially in the form of nanoparticles for application in sensors, optoelectronics
and electronic devices. Metal oxides are stable materials, easy to synthesize and process. In
nanostructure form they show a wide range of enhanced properties, such as a suitable band
gap, conduction properties and confined conduction pathways for photoelectric electronic
devices. They are excellent candidates, in crystalline or amorphous form, for optoelectronic
devices, such as flat panel displays, solar cells, organic light-emitting diode displays (OLEDs)
and emerging flexible and transparent electronics, as they can exhibit high electrical
performance and excellent visible range transparency. The high growing demand for flexible
electronics requires low temperature and high-throughput synthesis of oxide thin films on
flexible plastic substrates. High sensitivity, fast response/recovery and good selectivity are
generally required of a good sensing material. Metal oxides still remain the first choice for
application in sensors, especially gas sensors due to their ease of fabrication, low cost, high
sensitivity, and stability. Some of their disadvantages are low selectivity and high operating
temperature. Over time commercially produced metal oxide gas sensors have reduced in size
being produced in different technologies, starting with tube-type sensors in the eighties of the
last century, through screen-printed sensors produced in the nineties and completing with
state-of-the art micro-electro-mechanical system (MEMS) sensors produced today.
Development of low cost, reduced power consumption and reliable sensing devices for the
detection of gases for environmental and industrial applications, especially at room
temperature remains a significant scientific and technological challenge.",
publisher = "Technische Universität Wien Getreidemarkt 9, A-1060 Wien, Österreich, Eugen G. Leuze Verlag Karlstraße 4, D-88348 Bad Saulgau, Germany www.leuze-verlag.de",
journal = "45th International Spring Seminar on Electronics Technology, May 11-15, 2022, Vienna, Austria",
title = "Semicondcuting metal oxide nanoparticles in sensors, optoelectronics and electronic devices",
pages = "13",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_1742"
}
Nikolić, M. V.. (2022). Semicondcuting metal oxide nanoparticles in sensors, optoelectronics and electronic devices. in 45th International Spring Seminar on Electronics Technology, May 11-15, 2022, Vienna, Austria
Technische Universität Wien Getreidemarkt 9, A-1060 Wien, Österreich., 13.
https://hdl.handle.net/21.15107/rcub_rimsi_1742
Nikolić MV. Semicondcuting metal oxide nanoparticles in sensors, optoelectronics and electronic devices. in 45th International Spring Seminar on Electronics Technology, May 11-15, 2022, Vienna, Austria. 2022;:13.
https://hdl.handle.net/21.15107/rcub_rimsi_1742 .
Nikolić, Maria Vesna, "Semicondcuting metal oxide nanoparticles in sensors, optoelectronics and electronic devices" in 45th International Spring Seminar on Electronics Technology, May 11-15, 2022, Vienna, Austria (2022):13,
https://hdl.handle.net/21.15107/rcub_rimsi_1742 .