Senćanski, Jelena V.

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  • Senćanski, Jelena V. (11)

Author's Bibliography

Crystallographic investigation of the iron phosphate tungsten bronze (Fe-PWB)

Acković, Jovana; Nikolić, Nenad; Nedić, Zoran; Micić, Ružica; Senćanski, Jelena V.; Pagnacco, Maja; Tančić, Pavle

(Institut za multidisciplinarna istraživanja, Kneza Višeslava 1, 11000 Belgrade, Serbia, 2023)

TY  - CONF
AU  - Acković, Jovana
AU  - Nikolić, Nenad
AU  - Nedić, Zoran
AU  - Micić, Ružica
AU  - Senćanski, Jelena V.
AU  - Pagnacco, Maja
AU  - Tančić, Pavle
PY  - 2023
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2531
AB  - In this paper, 12-tungstenphosphoric acid (PWA) was synthesized in
combination with FeCl3 at room temperature (25 °C). At such manner, Fe3+ ion
exchange gave new 12-tungstenphosphoric salt of the transition metal iron
(FePW12O40×nH2O; Fe-PWA). Thermal analysis determined the temperature of
about 596 °C of the phase transition, i.e., the temperature at which the structure of
the Kegin anion is disturbed. Therefore, it was chosen temperature above the
breakdown of the Kegin anion of 650 °C, and which is required to obtain phosphate
tungsten bronzes (PWB) doped with iron (Fe-PWB). The sample was kept in the
oven for 10 min. Such obtained new Fe-PWB doped bronze was further investigated
by the X-ray powder diffraction (XRPD) and Rietveld methods. The XRPD patterns
of Fe-PWA and Fe-PWB were taken in the 3–90° 2θ angle range, and clearly reveal
crystallographic and structural differences between these two phases. Determined
unit-cell parameters of Fe-PWB obtained by the Rietveld method in the monoclinic
crystallographic system are as following: a0 = 7.53(2) Å; b0 = 7.51(1) Å; c0 =
7.64(1) Å; β0 = 89.7(2)° and V0 = 431(2) Å3. These unit-cell parameters were
compared with PWB, as well as other previously characterized doped bronzes (LiPWB and Ca-PWB). It can be concluded that inserting of the Fe3+ ion into the
PWB’s structure was undoubtedly proven, and have the most influence to the axis a0
(i.e. it significantly increased), angle β0 (i.e., it significantly decreased), and volume
V0 (i.e., it significantly increased). On the other hand, influence to the axis c0 is quite
smaller (i.e. it slightly decreased), whereas influence to the axis b0 is minor. Such
behavior is also very different in comparison to the Li-PWB and Ca-PWB.
PB  - Institut za multidisciplinarna istraživanja, Kneza Višeslava 1, 11000 Belgrade, Serbia
C3  - 7th Conference of The Serbian Society for Ceramic Materials
T1  - Crystallographic investigation of the iron phosphate tungsten bronze (Fe-PWB)
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2531
ER  - 
@conference{
author = "Acković, Jovana and Nikolić, Nenad and Nedić, Zoran and Micić, Ružica and Senćanski, Jelena V. and Pagnacco, Maja and Tančić, Pavle",
year = "2023",
abstract = "In this paper, 12-tungstenphosphoric acid (PWA) was synthesized in
combination with FeCl3 at room temperature (25 °C). At such manner, Fe3+ ion
exchange gave new 12-tungstenphosphoric salt of the transition metal iron
(FePW12O40×nH2O; Fe-PWA). Thermal analysis determined the temperature of
about 596 °C of the phase transition, i.e., the temperature at which the structure of
the Kegin anion is disturbed. Therefore, it was chosen temperature above the
breakdown of the Kegin anion of 650 °C, and which is required to obtain phosphate
tungsten bronzes (PWB) doped with iron (Fe-PWB). The sample was kept in the
oven for 10 min. Such obtained new Fe-PWB doped bronze was further investigated
by the X-ray powder diffraction (XRPD) and Rietveld methods. The XRPD patterns
of Fe-PWA and Fe-PWB were taken in the 3–90° 2θ angle range, and clearly reveal
crystallographic and structural differences between these two phases. Determined
unit-cell parameters of Fe-PWB obtained by the Rietveld method in the monoclinic
crystallographic system are as following: a0 = 7.53(2) Å; b0 = 7.51(1) Å; c0 =
7.64(1) Å; β0 = 89.7(2)° and V0 = 431(2) Å3. These unit-cell parameters were
compared with PWB, as well as other previously characterized doped bronzes (LiPWB and Ca-PWB). It can be concluded that inserting of the Fe3+ ion into the
PWB’s structure was undoubtedly proven, and have the most influence to the axis a0
(i.e. it significantly increased), angle β0 (i.e., it significantly decreased), and volume
V0 (i.e., it significantly increased). On the other hand, influence to the axis c0 is quite
smaller (i.e. it slightly decreased), whereas influence to the axis b0 is minor. Such
behavior is also very different in comparison to the Li-PWB and Ca-PWB.",
publisher = "Institut za multidisciplinarna istraživanja, Kneza Višeslava 1, 11000 Belgrade, Serbia",
journal = "7th Conference of The Serbian Society for Ceramic Materials",
title = "Crystallographic investigation of the iron phosphate tungsten bronze (Fe-PWB)",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2531"
}
Acković, J., Nikolić, N., Nedić, Z., Micić, R., Senćanski, J. V., Pagnacco, M.,& Tančić, P.. (2023). Crystallographic investigation of the iron phosphate tungsten bronze (Fe-PWB). in 7th Conference of The Serbian Society for Ceramic Materials
Institut za multidisciplinarna istraživanja, Kneza Višeslava 1, 11000 Belgrade, Serbia..
https://hdl.handle.net/21.15107/rcub_rimsi_2531
Acković J, Nikolić N, Nedić Z, Micić R, Senćanski JV, Pagnacco M, Tančić P. Crystallographic investigation of the iron phosphate tungsten bronze (Fe-PWB). in 7th Conference of The Serbian Society for Ceramic Materials. 2023;.
https://hdl.handle.net/21.15107/rcub_rimsi_2531 .
Acković, Jovana, Nikolić, Nenad, Nedić, Zoran, Micić, Ružica, Senćanski, Jelena V., Pagnacco, Maja, Tančić, Pavle, "Crystallographic investigation of the iron phosphate tungsten bronze (Fe-PWB)" in 7th Conference of The Serbian Society for Ceramic Materials (2023),
https://hdl.handle.net/21.15107/rcub_rimsi_2531 .

ZnMn2O4 as a cathode material in an aqueous solution of ZnCl2 and Mn(NO3)2 for Zn-ion batteries

Nikolić, Nenad; Senćanski, Jelena V.; Blagojević, Stevan N.; Pagnacco, Maja; Stojković, Ivana

(Institut za multidisciplinarna istraživanja, Kneza Višeslava 1, 11000 Belgrade, Serbia, 2023)

TY  - CONF
AU  - Nikolić, Nenad
AU  - Senćanski, Jelena V.
AU  - Blagojević, Stevan N.
AU  - Pagnacco, Maja
AU  - Stojković, Ivana
PY  - 2023
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2530
AB  - Due to Li-ion batteries having become the main power source of most portable
electronic devices, their waste has also become a significant environmental problem.
To find batteries that would be environmentally friendly, this work examines Zn-ion
batteries in an aqueous solution of ZnCl2. The ZnMnO4 was synthesized by glycine
nitrate combustion of Zn(NO3)2, Mn(NO3)2 and glycine as a chelating agent [1]. The
structure of the material obtained was characterized by X-ray powder diffraction
(XRPD) showing a spinel structure; the morphology was characterized by scanning
electron microscopy (SEM) showing that nano-particles were obtained. The
electrochemical characterization was done by cyclic voltammetry in an aqueous
solution of ZnCl2. The mixture pasted on the glossy carbon electrode was prepared
by mixing the cathode material, graphite and polyvinyl diene difluoride (PVDF) in a
ratio 85:10:5 [2]. Due to the low discharge capacity obtained of ~14 mAh g-1 for 5
mV s-1, further examination was done by adding 1 ml of 1M Mn(NO3)2 into 10ml of
a saturated aqueous solution of ZnCl2. After adding the Mn(NO3)2 , the discharge
capacity increased from ~14 mAh g-1 to ~65 mAh g-1 at the same polarization rate,
making this additive a promising one for aqueous Zn-ion batteries. Further
investigation needs to be directed to adding the same additive in larger amounts
compared to 1ml to the same volume of the electrolyte. The results obtained suggest
the aqueous Zn-ion battery described in this work to be a potentially promising
“green” battery that may replace harmful commercial organic Li-ion batteries.
PB  - Institut za multidisciplinarna istraživanja, Kneza Višeslava 1, 11000 Belgrade, Serbia
C3  - 7th Conference of The Serbian Society for Ceramic Materials
T1  - ZnMn2O4 as a cathode material in an aqueous solution of ZnCl2 and Mn(NO3)2 for Zn-ion batteries
SP  - 103
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2530
ER  - 
@conference{
author = "Nikolić, Nenad and Senćanski, Jelena V. and Blagojević, Stevan N. and Pagnacco, Maja and Stojković, Ivana",
year = "2023",
abstract = "Due to Li-ion batteries having become the main power source of most portable
electronic devices, their waste has also become a significant environmental problem.
To find batteries that would be environmentally friendly, this work examines Zn-ion
batteries in an aqueous solution of ZnCl2. The ZnMnO4 was synthesized by glycine
nitrate combustion of Zn(NO3)2, Mn(NO3)2 and glycine as a chelating agent [1]. The
structure of the material obtained was characterized by X-ray powder diffraction
(XRPD) showing a spinel structure; the morphology was characterized by scanning
electron microscopy (SEM) showing that nano-particles were obtained. The
electrochemical characterization was done by cyclic voltammetry in an aqueous
solution of ZnCl2. The mixture pasted on the glossy carbon electrode was prepared
by mixing the cathode material, graphite and polyvinyl diene difluoride (PVDF) in a
ratio 85:10:5 [2]. Due to the low discharge capacity obtained of ~14 mAh g-1 for 5
mV s-1, further examination was done by adding 1 ml of 1M Mn(NO3)2 into 10ml of
a saturated aqueous solution of ZnCl2. After adding the Mn(NO3)2 , the discharge
capacity increased from ~14 mAh g-1 to ~65 mAh g-1 at the same polarization rate,
making this additive a promising one for aqueous Zn-ion batteries. Further
investigation needs to be directed to adding the same additive in larger amounts
compared to 1ml to the same volume of the electrolyte. The results obtained suggest
the aqueous Zn-ion battery described in this work to be a potentially promising
“green” battery that may replace harmful commercial organic Li-ion batteries.",
publisher = "Institut za multidisciplinarna istraživanja, Kneza Višeslava 1, 11000 Belgrade, Serbia",
journal = "7th Conference of The Serbian Society for Ceramic Materials",
title = "ZnMn2O4 as a cathode material in an aqueous solution of ZnCl2 and Mn(NO3)2 for Zn-ion batteries",
pages = "103",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2530"
}
Nikolić, N., Senćanski, J. V., Blagojević, S. N., Pagnacco, M.,& Stojković, I.. (2023). ZnMn2O4 as a cathode material in an aqueous solution of ZnCl2 and Mn(NO3)2 for Zn-ion batteries. in 7th Conference of The Serbian Society for Ceramic Materials
Institut za multidisciplinarna istraživanja, Kneza Višeslava 1, 11000 Belgrade, Serbia., 103.
https://hdl.handle.net/21.15107/rcub_rimsi_2530
Nikolić N, Senćanski JV, Blagojević SN, Pagnacco M, Stojković I. ZnMn2O4 as a cathode material in an aqueous solution of ZnCl2 and Mn(NO3)2 for Zn-ion batteries. in 7th Conference of The Serbian Society for Ceramic Materials. 2023;:103.
https://hdl.handle.net/21.15107/rcub_rimsi_2530 .
Nikolić, Nenad, Senćanski, Jelena V., Blagojević, Stevan N., Pagnacco, Maja, Stojković, Ivana, "ZnMn2O4 as a cathode material in an aqueous solution of ZnCl2 and Mn(NO3)2 for Zn-ion batteries" in 7th Conference of The Serbian Society for Ceramic Materials (2023):103,
https://hdl.handle.net/21.15107/rcub_rimsi_2530 .

The comparison of electrochemical properties of ZnMn2O4 and ZnCr0.15Mn1.85O4 in an aqueous solution of ZnCl2

Nikolić, Nenad; Senćanski, Jelena V.; Blagojević, Stevan N.; Stojković, Ivana

(Institut za multidisciplinarna istraživanja Kneza Višeslava 1, 11000 Belgrade, Serbia, 2022)

TY  - CONF
AU  - Nikolić, Nenad
AU  - Senćanski, Jelena V.
AU  - Blagojević, Stevan N.
AU  - Stojković, Ivana
PY  - 2022
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2524
AB  - As commercial Li-ion batteries are chiefly composed of a toxic and flammable
electrolyte, as well as that Li itself is also toxic and not economical for widespread
use due to its rare metal nature, the aim of this work is to create an aqueous Zn-ion
battery that contains the same cathode material as used in Li-ion batteries. The
materials ZnMn2O4 and ZnCr0.15Mn1.85O4 were synthesized through glycine nitrate
combustion. The initial material ZnMn2O4 was doped with Cr3+ in order to diminish
Jan-Teller distortion which prevents of Zn2+ ions to fully intercalate into their
original sites of crystal lattice. The materials were characterized by X-ray powder
diffraction (XRPD) and scanning electron microscopy (SEM), while the
electrochemical properties were examined through cyclic voltammetry in aqueous
solutions of ZnCl2. The capacities obtained for the cyclic voltamogrammes recorded
at 10 mVs-1 and 50 mVs-1 showed that cathode capacities for ZnMn2O4 amounted to
be 12.4 mAhg-1 for 10 mVs-1, as well as 4.8 mAhg-1 for 50 mVs-1. The
ZnCr0.15Mn1.85O4 demonstrated 45.3 mAhg-1 for 10 mVs-1, as well as 12.6 mAhg-1
for 50 mVs-1. The results obtained for the capacities of the original and doped
material indicate that doping with Cr2+ partly diminishes the Jan Teller effect and
facilitates the intercalation of Zn2+ ions.
PB  - Institut za multidisciplinarna istraživanja Kneza Višeslava 1, 11000 Belgrade, Serbia
C3  - 6th Conference of The Serbian Society for Ceramic Materials
T1  - The comparison of electrochemical properties of ZnMn2O4 and ZnCr0.15Mn1.85O4 in an aqueous solution of ZnCl2
SP  - 76
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2524
ER  - 
@conference{
author = "Nikolić, Nenad and Senćanski, Jelena V. and Blagojević, Stevan N. and Stojković, Ivana",
year = "2022",
abstract = "As commercial Li-ion batteries are chiefly composed of a toxic and flammable
electrolyte, as well as that Li itself is also toxic and not economical for widespread
use due to its rare metal nature, the aim of this work is to create an aqueous Zn-ion
battery that contains the same cathode material as used in Li-ion batteries. The
materials ZnMn2O4 and ZnCr0.15Mn1.85O4 were synthesized through glycine nitrate
combustion. The initial material ZnMn2O4 was doped with Cr3+ in order to diminish
Jan-Teller distortion which prevents of Zn2+ ions to fully intercalate into their
original sites of crystal lattice. The materials were characterized by X-ray powder
diffraction (XRPD) and scanning electron microscopy (SEM), while the
electrochemical properties were examined through cyclic voltammetry in aqueous
solutions of ZnCl2. The capacities obtained for the cyclic voltamogrammes recorded
at 10 mVs-1 and 50 mVs-1 showed that cathode capacities for ZnMn2O4 amounted to
be 12.4 mAhg-1 for 10 mVs-1, as well as 4.8 mAhg-1 for 50 mVs-1. The
ZnCr0.15Mn1.85O4 demonstrated 45.3 mAhg-1 for 10 mVs-1, as well as 12.6 mAhg-1
for 50 mVs-1. The results obtained for the capacities of the original and doped
material indicate that doping with Cr2+ partly diminishes the Jan Teller effect and
facilitates the intercalation of Zn2+ ions.",
publisher = "Institut za multidisciplinarna istraživanja Kneza Višeslava 1, 11000 Belgrade, Serbia",
journal = "6th Conference of The Serbian Society for Ceramic Materials",
title = "The comparison of electrochemical properties of ZnMn2O4 and ZnCr0.15Mn1.85O4 in an aqueous solution of ZnCl2",
pages = "76",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2524"
}
Nikolić, N., Senćanski, J. V., Blagojević, S. N.,& Stojković, I.. (2022). The comparison of electrochemical properties of ZnMn2O4 and ZnCr0.15Mn1.85O4 in an aqueous solution of ZnCl2. in 6th Conference of The Serbian Society for Ceramic Materials
Institut za multidisciplinarna istraživanja Kneza Višeslava 1, 11000 Belgrade, Serbia., 76.
https://hdl.handle.net/21.15107/rcub_rimsi_2524
Nikolić N, Senćanski JV, Blagojević SN, Stojković I. The comparison of electrochemical properties of ZnMn2O4 and ZnCr0.15Mn1.85O4 in an aqueous solution of ZnCl2. in 6th Conference of The Serbian Society for Ceramic Materials. 2022;:76.
https://hdl.handle.net/21.15107/rcub_rimsi_2524 .
Nikolić, Nenad, Senćanski, Jelena V., Blagojević, Stevan N., Stojković, Ivana, "The comparison of electrochemical properties of ZnMn2O4 and ZnCr0.15Mn1.85O4 in an aqueous solution of ZnCl2" in 6th Conference of The Serbian Society for Ceramic Materials (2022):76,
https://hdl.handle.net/21.15107/rcub_rimsi_2524 .

A Comparison of the Capacities of ZnMn2O4 and ZnCr0.15Mn1.85O4 in Aqueous Media

Senćanski, Jelena V.; Nikolić, Nenad; Stojković, Ivana

(University of Belgrade - Faculty of Physical Chemistry, Belgrade, Serbia, 2022)

TY  - CONF
AU  - Senćanski, Jelena V.
AU  - Nikolić, Nenad
AU  - Stojković, Ivana
PY  - 2022
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2532
AB  - To protect the environment from potentially hazardous components from commercial Li-ion
batteries (i.e., contain toxic and flammable electrolytes as well as Li is uneconomical and a rare earth
metal), a viable alternative need to be found for the components of these batteries. Thus, our focus is
on replacement of an organic electrolyte using an aqueous one. Additionally, the work also examines
the replacement of Li with Zn as production of Zn-based cathode material is more economical compared
to Li and less toxic. Due to occurrence of the Ian Teller effect in ZnMn2O4, Mn3+ ions are partially
replaced with Cr3+ ions to diminish this phenomenon and to obtain a higher capacity. Namely, due to
the Ian-Teller distortion, not all cations of Zn2+ ions may intercalate in the crystal lattice sites. When the
Ian-Teller effect lowers, more Zn2+ ions may intercalate into sites; thus, a higher capacity may be
obtained. The materials ZnMn2O4 and ZnCr0.15Mn1.85O4 were synthesized by glycine nitrate combustion
method. The materials were characterized by XRPD, SEM, EDS and cyclic voltammetry. The aqueous
solutions of ZnCl2 were used as electrolytes as potentially more ecological alternatives compared to the
organic ones already commercially used. The cathode capacities obtained for the ZnMn2O4 under 5 mV
s-1 and 20 mV s-1 ranged from 17.7 mA h g-1 to 6.9 mA h g-1. The cathode capacities obtained for
ZnCr0.15Mn1.85O4 under 5mV s-1 and 20 mV s-1 ranged from 86.3 mA h g-1 and 24.6 mA h g-1,
respectively. Over the intercalation and deintercalation process of the Zn2+ ions into the
ZnCr0.15Mn1.85O4, a release of oxygen occurred. The stable capacity obtained for both rates (5 mV s-1
and 20 mV s-1) indicates that the ZnCr0.15Mn1.85O4 material is applicable for both rates used. Further
examination of the ZnMn2O4 material must be conducted in terms of increasing the capacity through its
doping with other ions or its use in an aqueous solution of other salts.
PB  - University of Belgrade - Faculty of Physical Chemistry, Belgrade, Serbia
C3  - COIN2022 Contemporary Batteries and Supercapacitors, International Symposium Belgrade 2022
T1  - A Comparison of the Capacities of ZnMn2O4 and ZnCr0.15Mn1.85O4 in Aqueous Media
SP  - 46
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2532
ER  - 
@conference{
author = "Senćanski, Jelena V. and Nikolić, Nenad and Stojković, Ivana",
year = "2022",
abstract = "To protect the environment from potentially hazardous components from commercial Li-ion
batteries (i.e., contain toxic and flammable electrolytes as well as Li is uneconomical and a rare earth
metal), a viable alternative need to be found for the components of these batteries. Thus, our focus is
on replacement of an organic electrolyte using an aqueous one. Additionally, the work also examines
the replacement of Li with Zn as production of Zn-based cathode material is more economical compared
to Li and less toxic. Due to occurrence of the Ian Teller effect in ZnMn2O4, Mn3+ ions are partially
replaced with Cr3+ ions to diminish this phenomenon and to obtain a higher capacity. Namely, due to
the Ian-Teller distortion, not all cations of Zn2+ ions may intercalate in the crystal lattice sites. When the
Ian-Teller effect lowers, more Zn2+ ions may intercalate into sites; thus, a higher capacity may be
obtained. The materials ZnMn2O4 and ZnCr0.15Mn1.85O4 were synthesized by glycine nitrate combustion
method. The materials were characterized by XRPD, SEM, EDS and cyclic voltammetry. The aqueous
solutions of ZnCl2 were used as electrolytes as potentially more ecological alternatives compared to the
organic ones already commercially used. The cathode capacities obtained for the ZnMn2O4 under 5 mV
s-1 and 20 mV s-1 ranged from 17.7 mA h g-1 to 6.9 mA h g-1. The cathode capacities obtained for
ZnCr0.15Mn1.85O4 under 5mV s-1 and 20 mV s-1 ranged from 86.3 mA h g-1 and 24.6 mA h g-1,
respectively. Over the intercalation and deintercalation process of the Zn2+ ions into the
ZnCr0.15Mn1.85O4, a release of oxygen occurred. The stable capacity obtained for both rates (5 mV s-1
and 20 mV s-1) indicates that the ZnCr0.15Mn1.85O4 material is applicable for both rates used. Further
examination of the ZnMn2O4 material must be conducted in terms of increasing the capacity through its
doping with other ions or its use in an aqueous solution of other salts.",
publisher = "University of Belgrade - Faculty of Physical Chemistry, Belgrade, Serbia",
journal = "COIN2022 Contemporary Batteries and Supercapacitors, International Symposium Belgrade 2022",
title = "A Comparison of the Capacities of ZnMn2O4 and ZnCr0.15Mn1.85O4 in Aqueous Media",
pages = "46",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2532"
}
Senćanski, J. V., Nikolić, N.,& Stojković, I.. (2022). A Comparison of the Capacities of ZnMn2O4 and ZnCr0.15Mn1.85O4 in Aqueous Media. in COIN2022 Contemporary Batteries and Supercapacitors, International Symposium Belgrade 2022
University of Belgrade - Faculty of Physical Chemistry, Belgrade, Serbia., 46.
https://hdl.handle.net/21.15107/rcub_rimsi_2532
Senćanski JV, Nikolić N, Stojković I. A Comparison of the Capacities of ZnMn2O4 and ZnCr0.15Mn1.85O4 in Aqueous Media. in COIN2022 Contemporary Batteries and Supercapacitors, International Symposium Belgrade 2022. 2022;:46.
https://hdl.handle.net/21.15107/rcub_rimsi_2532 .
Senćanski, Jelena V., Nikolić, Nenad, Stojković, Ivana, "A Comparison of the Capacities of ZnMn2O4 and ZnCr0.15Mn1.85O4 in Aqueous Media" in COIN2022 Contemporary Batteries and Supercapacitors, International Symposium Belgrade 2022 (2022):46,
https://hdl.handle.net/21.15107/rcub_rimsi_2532 .

Molecular structure optimization and deconvolution of complex raman spectrum bands vibrations of indigo carmine

Nikolić, Nenad; Pagnacco, Maja C.; Maksimović, Jelena; Blagojević, Stevan N.; Senćanski, Jelena V.

(The Society of Physical Chemists of Serbia, 2022)

TY  - CONF
AU  - Nikolić, Nenad
AU  - Pagnacco, Maja C.
AU  - Maksimović, Jelena
AU  - Blagojević, Stevan N.
AU  - Senćanski, Jelena V.
PY  - 2022
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2534
AB  - Determining the complex vibrational groups for each Raman spectrum band due to
substantial bands overlapping was a challenge of many researchers. Using an example of
fairly complex organic molecule of indigo carmine, this work exemplifies the application
of Facio software in order to give an illustration of deconvolution of complex indigo
carmine Raman bands. Moreover, this work yields a better agreement of the Raman
spectrum calculated of indigo carmine and experimental ones compared to the literature
data. This fact makes the work important in terms of singling out the vibrational groups
types in a molecule for each band in the Raman spectrum.
PB  - The Society of Physical Chemists of Serbia
C3  - 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry
T1  - Molecular structure optimization and deconvolution of complex raman spectrum bands vibrations of indigo carmine
SP  - 37
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2534
ER  - 
@conference{
author = "Nikolić, Nenad and Pagnacco, Maja C. and Maksimović, Jelena and Blagojević, Stevan N. and Senćanski, Jelena V.",
year = "2022",
abstract = "Determining the complex vibrational groups for each Raman spectrum band due to
substantial bands overlapping was a challenge of many researchers. Using an example of
fairly complex organic molecule of indigo carmine, this work exemplifies the application
of Facio software in order to give an illustration of deconvolution of complex indigo
carmine Raman bands. Moreover, this work yields a better agreement of the Raman
spectrum calculated of indigo carmine and experimental ones compared to the literature
data. This fact makes the work important in terms of singling out the vibrational groups
types in a molecule for each band in the Raman spectrum.",
publisher = "The Society of Physical Chemists of Serbia",
journal = "16th International Conference on Fundamental and Applied Aspects of Physical Chemistry",
title = "Molecular structure optimization and deconvolution of complex raman spectrum bands vibrations of indigo carmine",
pages = "37",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2534"
}
Nikolić, N., Pagnacco, M. C., Maksimović, J., Blagojević, S. N.,& Senćanski, J. V.. (2022). Molecular structure optimization and deconvolution of complex raman spectrum bands vibrations of indigo carmine. in 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry
The Society of Physical Chemists of Serbia., 37.
https://hdl.handle.net/21.15107/rcub_rimsi_2534
Nikolić N, Pagnacco MC, Maksimović J, Blagojević SN, Senćanski JV. Molecular structure optimization and deconvolution of complex raman spectrum bands vibrations of indigo carmine. in 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry. 2022;:37.
https://hdl.handle.net/21.15107/rcub_rimsi_2534 .
Nikolić, Nenad, Pagnacco, Maja C., Maksimović, Jelena, Blagojević, Stevan N., Senćanski, Jelena V., "Molecular structure optimization and deconvolution of complex raman spectrum bands vibrations of indigo carmine" in 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry (2022):37,
https://hdl.handle.net/21.15107/rcub_rimsi_2534 .

What could be the reason for different behavior of phosphate tungsten and phosphate molybdenium bronzes in Briggs-Rauscher reaction: new insight

Pagnacco, Maja; Tančić, Pavle; Nikolić, Nenad; Maksimović, Jelena; Senćanski, Jelena V.; Nedić, Zoran

(Institut za multidisciplinarna istraživanja Kneza Višeslava 1, 11000 Belgrade, Serbia, 2022)

TY  - CONF
AU  - Pagnacco, Maja
AU  - Tančić, Pavle
AU  - Nikolić, Nenad
AU  - Maksimović, Jelena
AU  - Senćanski, Jelena V.
AU  - Nedić, Zoran
PY  - 2022
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2528
AB  - Recently, two different effects of phosphate tungsten (PWB) and phosphate
molybdenum (PMoB) bronzes (obtained by thermal treatment), on oscillatory
Briggs-Rauscher (BR) dynamic have been found [1]. Although both are insoluble in
BR solution [2], the addition of different masses of PWB linearly decreases the BR
oscillation time, while the addition of different masses of PMoB had no effects on
the BR reaction. Furthermore, PWB has an identical role as metal catalyst Mn2+ in
BR reaction and for obtained behavior is probably responsible the different
mechanisms of heterogeneous catalysis of these bronzes in oscillatory reaction.
Therefore, a deeper investigation was done in order to find the major structural
characteristic of these two bronzes by using the XRPD method.
What is so different for these two bronzes, causing dissimilar effects in BR
reaction, is it “just” catalytic activity of central cation or there is something more?
The XRPD method confirmed very different structures of PWB and PMoB as
monoclinic and orthorhombic, respectively [3,4]. This work tries to connect the
structural properties of PWB and PMoB with BR oscillatory reaction responses,
expanding the usage of oscillatory reaction in material science and catalysis, in
general.
PB  - Institut za multidisciplinarna istraživanja Kneza Višeslava 1, 11000 Belgrade, Serbia
C3  - 6th Conference of The Serbian Society for Ceramic Materials
T1  - What could be the reason for different behavior of phosphate tungsten and phosphate molybdenium bronzes in Briggs-Rauscher reaction: new insight
SP  - 67
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2528
ER  - 
@conference{
author = "Pagnacco, Maja and Tančić, Pavle and Nikolić, Nenad and Maksimović, Jelena and Senćanski, Jelena V. and Nedić, Zoran",
year = "2022",
abstract = "Recently, two different effects of phosphate tungsten (PWB) and phosphate
molybdenum (PMoB) bronzes (obtained by thermal treatment), on oscillatory
Briggs-Rauscher (BR) dynamic have been found [1]. Although both are insoluble in
BR solution [2], the addition of different masses of PWB linearly decreases the BR
oscillation time, while the addition of different masses of PMoB had no effects on
the BR reaction. Furthermore, PWB has an identical role as metal catalyst Mn2+ in
BR reaction and for obtained behavior is probably responsible the different
mechanisms of heterogeneous catalysis of these bronzes in oscillatory reaction.
Therefore, a deeper investigation was done in order to find the major structural
characteristic of these two bronzes by using the XRPD method.
What is so different for these two bronzes, causing dissimilar effects in BR
reaction, is it “just” catalytic activity of central cation or there is something more?
The XRPD method confirmed very different structures of PWB and PMoB as
monoclinic and orthorhombic, respectively [3,4]. This work tries to connect the
structural properties of PWB and PMoB with BR oscillatory reaction responses,
expanding the usage of oscillatory reaction in material science and catalysis, in
general.",
publisher = "Institut za multidisciplinarna istraživanja Kneza Višeslava 1, 11000 Belgrade, Serbia",
journal = "6th Conference of The Serbian Society for Ceramic Materials",
title = "What could be the reason for different behavior of phosphate tungsten and phosphate molybdenium bronzes in Briggs-Rauscher reaction: new insight",
pages = "67",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2528"
}
Pagnacco, M., Tančić, P., Nikolić, N., Maksimović, J., Senćanski, J. V.,& Nedić, Z.. (2022). What could be the reason for different behavior of phosphate tungsten and phosphate molybdenium bronzes in Briggs-Rauscher reaction: new insight. in 6th Conference of The Serbian Society for Ceramic Materials
Institut za multidisciplinarna istraživanja Kneza Višeslava 1, 11000 Belgrade, Serbia., 67.
https://hdl.handle.net/21.15107/rcub_rimsi_2528
Pagnacco M, Tančić P, Nikolić N, Maksimović J, Senćanski JV, Nedić Z. What could be the reason for different behavior of phosphate tungsten and phosphate molybdenium bronzes in Briggs-Rauscher reaction: new insight. in 6th Conference of The Serbian Society for Ceramic Materials. 2022;:67.
https://hdl.handle.net/21.15107/rcub_rimsi_2528 .
Pagnacco, Maja, Tančić, Pavle, Nikolić, Nenad, Maksimović, Jelena, Senćanski, Jelena V., Nedić, Zoran, "What could be the reason for different behavior of phosphate tungsten and phosphate molybdenium bronzes in Briggs-Rauscher reaction: new insight" in 6th Conference of The Serbian Society for Ceramic Materials (2022):67,
https://hdl.handle.net/21.15107/rcub_rimsi_2528 .

Indigo carmine determining by UV/VIS spectrometric and the kinetic method using Briggs-Rauscher oscillator: two methods comparison

Pagnacco, Maja; Maksimović, Jelena; Nikolić, Nenad; Blagojević, Stevan N.; Senćanski, Jelena V.

(The Society of Physical Chemists of Serbia, 2022)

TY  - CONF
AU  - Pagnacco, Maja
AU  - Maksimović, Jelena
AU  - Nikolić, Nenad
AU  - Blagojević, Stevan N.
AU  - Senćanski, Jelena V.
PY  - 2022
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2523
AB  - Indigo carmine (InC) is broadly used blue dye in different industrial area. This work aims to
obtain analytical curves for determination of InC in aqueous solutions. For such as purposes, two
methods were used: UV/VIS spectrophotometry and the kinetic method based on Briggs-
Rauscher (BR) oscillatory reaction, and compared in terms of methods sensitivity which
expressed as limit of detection (LOD) and limit of quantification (LOQ). To the best authors' knowledge, as candidate for proposed analytical method, the BR oscillatory reaction was applied
for the first time to InC quantification. The results obtained show that kinetic method using BR
oscillatory reaction has a quite lower LOD and LOQ making this method more acceptable to
determine an unknown concentration of InC dissolved in water, compared to UV/Vis
spectrophotometric method.
PB  - The Society of Physical Chemists of Serbia
C3  - 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry
T1  - Indigo carmine determining by UV/VIS spectrometric and the kinetic method using Briggs-Rauscher oscillator: two methods comparison
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2523
ER  - 
@conference{
author = "Pagnacco, Maja and Maksimović, Jelena and Nikolić, Nenad and Blagojević, Stevan N. and Senćanski, Jelena V.",
year = "2022",
abstract = "Indigo carmine (InC) is broadly used blue dye in different industrial area. This work aims to
obtain analytical curves for determination of InC in aqueous solutions. For such as purposes, two
methods were used: UV/VIS spectrophotometry and the kinetic method based on Briggs-
Rauscher (BR) oscillatory reaction, and compared in terms of methods sensitivity which
expressed as limit of detection (LOD) and limit of quantification (LOQ). To the best authors' knowledge, as candidate for proposed analytical method, the BR oscillatory reaction was applied
for the first time to InC quantification. The results obtained show that kinetic method using BR
oscillatory reaction has a quite lower LOD and LOQ making this method more acceptable to
determine an unknown concentration of InC dissolved in water, compared to UV/Vis
spectrophotometric method.",
publisher = "The Society of Physical Chemists of Serbia",
journal = "16th International Conference on Fundamental and Applied Aspects of Physical Chemistry",
title = "Indigo carmine determining by UV/VIS spectrometric and the kinetic method using Briggs-Rauscher oscillator: two methods comparison",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2523"
}
Pagnacco, M., Maksimović, J., Nikolić, N., Blagojević, S. N.,& Senćanski, J. V.. (2022). Indigo carmine determining by UV/VIS spectrometric and the kinetic method using Briggs-Rauscher oscillator: two methods comparison. in 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry
The Society of Physical Chemists of Serbia..
https://hdl.handle.net/21.15107/rcub_rimsi_2523
Pagnacco M, Maksimović J, Nikolić N, Blagojević SN, Senćanski JV. Indigo carmine determining by UV/VIS spectrometric and the kinetic method using Briggs-Rauscher oscillator: two methods comparison. in 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry. 2022;.
https://hdl.handle.net/21.15107/rcub_rimsi_2523 .
Pagnacco, Maja, Maksimović, Jelena, Nikolić, Nenad, Blagojević, Stevan N., Senćanski, Jelena V., "Indigo carmine determining by UV/VIS spectrometric and the kinetic method using Briggs-Rauscher oscillator: two methods comparison" in 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry (2022),
https://hdl.handle.net/21.15107/rcub_rimsi_2523 .

The examination of ZnMnO4 in an aqueous solution of ZnCl2 and Mn(NO3)2

Senćanski, Jelena V.; Nikolić, Nenad; Blagojević, Stevan N.; Stojković, Ivana

(The Society of Physical Chemists of Serbia, 2022)

TY  - CONF
AU  - Senćanski, Jelena V.
AU  - Nikolić, Nenad
AU  - Blagojević, Stevan N.
AU  - Stojković, Ivana
PY  - 2022
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2522
AB  - This work yields in the examination of potentially cathode material for aqueous Zn-ion
batters. LiMn2O4, which is used in commercial organic Li-ion batteries is replaced with
ZnMn2O4 in this work. Due to the presence of Mn3+ ions, the dissolution of them occurs
in electrolyte decomposing to Mn4+ and Mn2+. To overcome this issue, 1 ml of 1M
Mn(NO3)2 aqueous solution was added into 10 ml of aqueous solution of ZnCl2 to
achieve an equilibrium between Mn2+ ions in the material and ones in an electrolyte. The
results obtained showed that a higher capacity was obtained when 1 ml of 1M Mn(NO3)2
was added into 10 ml of aqueous solution of ZnCl2.
PB  - The Society of Physical Chemists of Serbia
C3  - 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry
T1  - The examination of ZnMnO4 in an aqueous solution of ZnCl2 and Mn(NO3)2
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2522
ER  - 
@conference{
author = "Senćanski, Jelena V. and Nikolić, Nenad and Blagojević, Stevan N. and Stojković, Ivana",
year = "2022",
abstract = "This work yields in the examination of potentially cathode material for aqueous Zn-ion
batters. LiMn2O4, which is used in commercial organic Li-ion batteries is replaced with
ZnMn2O4 in this work. Due to the presence of Mn3+ ions, the dissolution of them occurs
in electrolyte decomposing to Mn4+ and Mn2+. To overcome this issue, 1 ml of 1M
Mn(NO3)2 aqueous solution was added into 10 ml of aqueous solution of ZnCl2 to
achieve an equilibrium between Mn2+ ions in the material and ones in an electrolyte. The
results obtained showed that a higher capacity was obtained when 1 ml of 1M Mn(NO3)2
was added into 10 ml of aqueous solution of ZnCl2.",
publisher = "The Society of Physical Chemists of Serbia",
journal = "16th International Conference on Fundamental and Applied Aspects of Physical Chemistry",
title = "The examination of ZnMnO4 in an aqueous solution of ZnCl2 and Mn(NO3)2",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2522"
}
Senćanski, J. V., Nikolić, N., Blagojević, S. N.,& Stojković, I.. (2022). The examination of ZnMnO4 in an aqueous solution of ZnCl2 and Mn(NO3)2. in 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry
The Society of Physical Chemists of Serbia..
https://hdl.handle.net/21.15107/rcub_rimsi_2522
Senćanski JV, Nikolić N, Blagojević SN, Stojković I. The examination of ZnMnO4 in an aqueous solution of ZnCl2 and Mn(NO3)2. in 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry. 2022;.
https://hdl.handle.net/21.15107/rcub_rimsi_2522 .
Senćanski, Jelena V., Nikolić, Nenad, Blagojević, Stevan N., Stojković, Ivana, "The examination of ZnMnO4 in an aqueous solution of ZnCl2 and Mn(NO3)2" in 16th International Conference on Fundamental and Applied Aspects of Physical Chemistry (2022),
https://hdl.handle.net/21.15107/rcub_rimsi_2522 .

The Synthesis of ZnMn2O4 by Glycine Nitrate Combustion and an Examination of Its Electrochemical Properties in Aqueous Solutions of ZnCl2 and NaNO3

Senćanski, Jelena V.; Nikolić, Nenad; Blagojević, Stevan N.; Marinković, Miloš; Stojković, Ivana

(Pleiades Publishing, Ltd., 2022)

TY  - JOUR
AU  - Senćanski, Jelena V.
AU  - Nikolić, Nenad
AU  - Blagojević, Stevan N.
AU  - Marinković, Miloš
AU  - Stojković, Ivana
PY  - 2022
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2468
AB  - To research potential replacements for LiMn2O4, this work carries out a synthesis of ZnMn2O4
(ZMO) through the glycine-nitrate combustion. XRPD validates its phase characterization; electron microscopy confirmed the presence of single phase ZMO in the form of curvy and rod-shaped sub-micron sized
particles at an average of 113 nm. This work is novel for its electrochemical measurements of ZMO as a
cathodic material for alkali-ion batteries, performed by cyclic voltammetry in aqueous solutions of ZnCl2 and
NaNO3 ranging from 5 to 100 mV s–1 polarization rates, yielding stable capacities for both electrolytes. The
highest capacities were obtained for the polarization speed of 5 mV s–1 for both electrolytes. Their cathode
capacities were 11.3 and 27.2 mA h g–1 for ZnCl2 and NaNO3, respectively. Concerning Na-ions batteries,
the surface storage is the deciding factor due to the adsorption of Na+ ions on the λ-MnO2 phase. Unlike Znions, Na+ ions cannot intercalate into the spinel structured materials.
PB  - Pleiades Publishing, Ltd.
T2  - Russian Journal of Physical Chemistry A: Focus on Chemistry
T1  - The Synthesis of ZnMn2O4 by Glycine Nitrate Combustion and an Examination of Its Electrochemical Properties in Aqueous Solutions of ZnCl2 and NaNO3
EP  - 2789
IS  - 12
SP  - 2783
VL  - 96
DO  - 10.1134/S0036024422120226
ER  - 
@article{
author = "Senćanski, Jelena V. and Nikolić, Nenad and Blagojević, Stevan N. and Marinković, Miloš and Stojković, Ivana",
year = "2022",
abstract = "To research potential replacements for LiMn2O4, this work carries out a synthesis of ZnMn2O4
(ZMO) through the glycine-nitrate combustion. XRPD validates its phase characterization; electron microscopy confirmed the presence of single phase ZMO in the form of curvy and rod-shaped sub-micron sized
particles at an average of 113 nm. This work is novel for its electrochemical measurements of ZMO as a
cathodic material for alkali-ion batteries, performed by cyclic voltammetry in aqueous solutions of ZnCl2 and
NaNO3 ranging from 5 to 100 mV s–1 polarization rates, yielding stable capacities for both electrolytes. The
highest capacities were obtained for the polarization speed of 5 mV s–1 for both electrolytes. Their cathode
capacities were 11.3 and 27.2 mA h g–1 for ZnCl2 and NaNO3, respectively. Concerning Na-ions batteries,
the surface storage is the deciding factor due to the adsorption of Na+ ions on the λ-MnO2 phase. Unlike Znions, Na+ ions cannot intercalate into the spinel structured materials.",
publisher = "Pleiades Publishing, Ltd.",
journal = "Russian Journal of Physical Chemistry A: Focus on Chemistry",
title = "The Synthesis of ZnMn2O4 by Glycine Nitrate Combustion and an Examination of Its Electrochemical Properties in Aqueous Solutions of ZnCl2 and NaNO3",
pages = "2789-2783",
number = "12",
volume = "96",
doi = "10.1134/S0036024422120226"
}
Senćanski, J. V., Nikolić, N., Blagojević, S. N., Marinković, M.,& Stojković, I.. (2022). The Synthesis of ZnMn2O4 by Glycine Nitrate Combustion and an Examination of Its Electrochemical Properties in Aqueous Solutions of ZnCl2 and NaNO3. in Russian Journal of Physical Chemistry A: Focus on Chemistry
Pleiades Publishing, Ltd.., 96(12), 2783-2789.
https://doi.org/10.1134/S0036024422120226
Senćanski JV, Nikolić N, Blagojević SN, Marinković M, Stojković I. The Synthesis of ZnMn2O4 by Glycine Nitrate Combustion and an Examination of Its Electrochemical Properties in Aqueous Solutions of ZnCl2 and NaNO3. in Russian Journal of Physical Chemistry A: Focus on Chemistry. 2022;96(12):2783-2789.
doi:10.1134/S0036024422120226 .
Senćanski, Jelena V., Nikolić, Nenad, Blagojević, Stevan N., Marinković, Miloš, Stojković, Ivana, "The Synthesis of ZnMn2O4 by Glycine Nitrate Combustion and an Examination of Its Electrochemical Properties in Aqueous Solutions of ZnCl2 and NaNO3" in Russian Journal of Physical Chemistry A: Focus on Chemistry, 96, no. 12 (2022):2783-2789,
https://doi.org/10.1134/S0036024422120226 . .

Indigo Carmine in a Food Dye: Spectroscopic Characterization and Determining Its Micro-Concentration through the Clock Reaction

Pagnacco, Maja C.; Maksimović, Jelena P.; Nikolić, Nenad; Bajuk-Bogdanović, Danica; Kragović, Milan M.; Stojmenović, Marija D.; Blagojević, Stevan N.; Senćanski, Jelena V.

(MDPI, 2022)

TY  - JOUR
AU  - Pagnacco, Maja C.
AU  - Maksimović, Jelena P.
AU  - Nikolić, Nenad
AU  - Bajuk-Bogdanović, Danica
AU  - Kragović, Milan M.
AU  - Stojmenović, Marija D.
AU  - Blagojević, Stevan N.
AU  - Senćanski, Jelena V.
PY  - 2022
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/265
AB  - Indigo carmine is a commonly used industrial blue dye. To determine its concentration in a
commercially available food dye composed of a mixture of indigo carmine and D-glucose, this paper
characterizes it through (ATR, KBr) FTIR micro-Raman as well as UV/Vis and clock: Briggs–Rauscher
(BR) oscillatory reaction methods. The indigo carmine was detected in the bulk food dye only by
applying micro-Raman spectroscopy, indicating a low percentage of the indigo carmine present.
This research provides an improvement in the deviations from the experimental Raman spectrum as
calculated by the B97D/cc-pVTZ level of theory one, resulting in a better geometrical optimization of
the indigo carmine molecule compared to data within the literature. The analytical curves used to
determine indigo carmine concentrations (and quantities) in an aqueous solution of food dye were
applied by means of UV/Vis and BR methods. BR yielded significantly better analytical parameters:
100 times lower LOD and LOQ compared to commonly used UV/Vis. The remarkable sensitivity
of the BR reaction towards indigo carmine suggests that not only does indigo carmine react in an
oscillatory reaction but also its decomposition products, meaning that the multiple oxidation reactions
have an important role in the BR’s indigo carmine mechanism. The novelty of this research is the
investigation of indigo carmine using a clock BR reaction, opening new possibilities to determine
indigo carmine in other complex samples (pharmaceutical, food, etc.).
PB  - MDPI
T2  - Molecules
T1  - Indigo Carmine in a Food Dye: Spectroscopic Characterization
and Determining Its Micro-Concentration through the
Clock Reaction
SP  - 4853
VL  - 27
DO  - 10.3390/molecules27154853
ER  - 
@article{
author = "Pagnacco, Maja C. and Maksimović, Jelena P. and Nikolić, Nenad and Bajuk-Bogdanović, Danica and Kragović, Milan M. and Stojmenović, Marija D. and Blagojević, Stevan N. and Senćanski, Jelena V.",
year = "2022",
abstract = "Indigo carmine is a commonly used industrial blue dye. To determine its concentration in a
commercially available food dye composed of a mixture of indigo carmine and D-glucose, this paper
characterizes it through (ATR, KBr) FTIR micro-Raman as well as UV/Vis and clock: Briggs–Rauscher
(BR) oscillatory reaction methods. The indigo carmine was detected in the bulk food dye only by
applying micro-Raman spectroscopy, indicating a low percentage of the indigo carmine present.
This research provides an improvement in the deviations from the experimental Raman spectrum as
calculated by the B97D/cc-pVTZ level of theory one, resulting in a better geometrical optimization of
the indigo carmine molecule compared to data within the literature. The analytical curves used to
determine indigo carmine concentrations (and quantities) in an aqueous solution of food dye were
applied by means of UV/Vis and BR methods. BR yielded significantly better analytical parameters:
100 times lower LOD and LOQ compared to commonly used UV/Vis. The remarkable sensitivity
of the BR reaction towards indigo carmine suggests that not only does indigo carmine react in an
oscillatory reaction but also its decomposition products, meaning that the multiple oxidation reactions
have an important role in the BR’s indigo carmine mechanism. The novelty of this research is the
investigation of indigo carmine using a clock BR reaction, opening new possibilities to determine
indigo carmine in other complex samples (pharmaceutical, food, etc.).",
publisher = "MDPI",
journal = "Molecules",
title = "Indigo Carmine in a Food Dye: Spectroscopic Characterization
and Determining Its Micro-Concentration through the
Clock Reaction",
pages = "4853",
volume = "27",
doi = "10.3390/molecules27154853"
}
Pagnacco, M. C., Maksimović, J. P., Nikolić, N., Bajuk-Bogdanović, D., Kragović, M. M., Stojmenović, M. D., Blagojević, S. N.,& Senćanski, J. V.. (2022). Indigo Carmine in a Food Dye: Spectroscopic Characterization
and Determining Its Micro-Concentration through the
Clock Reaction. in Molecules
MDPI., 27, 4853.
https://doi.org/10.3390/molecules27154853
Pagnacco MC, Maksimović JP, Nikolić N, Bajuk-Bogdanović D, Kragović MM, Stojmenović MD, Blagojević SN, Senćanski JV. Indigo Carmine in a Food Dye: Spectroscopic Characterization
and Determining Its Micro-Concentration through the
Clock Reaction. in Molecules. 2022;27:4853.
doi:10.3390/molecules27154853 .
Pagnacco, Maja C., Maksimović, Jelena P., Nikolić, Nenad, Bajuk-Bogdanović, Danica, Kragović, Milan M., Stojmenović, Marija D., Blagojević, Stevan N., Senćanski, Jelena V., "Indigo Carmine in a Food Dye: Spectroscopic Characterization
and Determining Its Micro-Concentration through the
Clock Reaction" in Molecules, 27 (2022):4853,
https://doi.org/10.3390/molecules27154853 . .
6

The synthesis and characterization of ZnMn2O4 in an aqueous solution of ZnCl2

Senćanski, Jelena V.; Nikolić, Nenad; Blagojević, Stevan N.; Stojković, Ivana

(Society of Physical Chemists of Serbia, 2021)

TY  - CONF
AU  - Senćanski, Jelena V.
AU  - Nikolić, Nenad
AU  - Blagojević, Stevan N.
AU  - Stojković, Ivana
PY  - 2021
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/2533
AB  - This work provides the synthesis and characterization of ZnMn2O4 that may be a potential
replacement for the hazardous cathode materials used in commercial Li-ion batteries, as well as the
examination of its electrochemical properties in an aqueous solution of ZnCl2. Due to the fact that
commercial Li-ion batteries contain toxic and flammable electrolyte, there is a need for their
replacement with less harmful substance.
PB  - Society of Physical Chemists of Serbia
C3  - 15th International Conference on Fundamental and Applied Aspects of Physical Chemistry
T1  - The synthesis and characterization of ZnMn2O4 in an aqueous solution of ZnCl2
EP  - 300
SP  - 298
VL  - 1
UR  - https://hdl.handle.net/21.15107/rcub_rimsi_2533
ER  - 
@conference{
author = "Senćanski, Jelena V. and Nikolić, Nenad and Blagojević, Stevan N. and Stojković, Ivana",
year = "2021",
abstract = "This work provides the synthesis and characterization of ZnMn2O4 that may be a potential
replacement for the hazardous cathode materials used in commercial Li-ion batteries, as well as the
examination of its electrochemical properties in an aqueous solution of ZnCl2. Due to the fact that
commercial Li-ion batteries contain toxic and flammable electrolyte, there is a need for their
replacement with less harmful substance.",
publisher = "Society of Physical Chemists of Serbia",
journal = "15th International Conference on Fundamental and Applied Aspects of Physical Chemistry",
title = "The synthesis and characterization of ZnMn2O4 in an aqueous solution of ZnCl2",
pages = "300-298",
volume = "1",
url = "https://hdl.handle.net/21.15107/rcub_rimsi_2533"
}
Senćanski, J. V., Nikolić, N., Blagojević, S. N.,& Stojković, I.. (2021). The synthesis and characterization of ZnMn2O4 in an aqueous solution of ZnCl2. in 15th International Conference on Fundamental and Applied Aspects of Physical Chemistry
Society of Physical Chemists of Serbia., 1, 298-300.
https://hdl.handle.net/21.15107/rcub_rimsi_2533
Senćanski JV, Nikolić N, Blagojević SN, Stojković I. The synthesis and characterization of ZnMn2O4 in an aqueous solution of ZnCl2. in 15th International Conference on Fundamental and Applied Aspects of Physical Chemistry. 2021;1:298-300.
https://hdl.handle.net/21.15107/rcub_rimsi_2533 .
Senćanski, Jelena V., Nikolić, Nenad, Blagojević, Stevan N., Stojković, Ivana, "The synthesis and characterization of ZnMn2O4 in an aqueous solution of ZnCl2" in 15th International Conference on Fundamental and Applied Aspects of Physical Chemistry, 1 (2021):298-300,
https://hdl.handle.net/21.15107/rcub_rimsi_2533 .