Lazarević, Zorica Ž.

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990b90fc-1640-4c7f-93e1-fcf8c30cf301
  • Lazarević, Zorica Ž. (6)
  • Lazarević, Zorica (1)
Projects

Author's Bibliography

Optical properties and fluorescence of quantum dots CdSe/ZnS-PMMA composite films with interface modifications

Abozaid, Rouaida Mohamed; Lazarević, Zorica Ž.; Radović, Ivana; Gilić, Martina; Sević, Dragutin M.; Rabasović, Maja S.; Radojević, Vesna

(Elsevier Science Bv, Amsterdam, 2019)

TY  - JOUR
AU  - Abozaid, Rouaida Mohamed
AU  - Lazarević, Zorica Ž.
AU  - Radović, Ivana
AU  - Gilić, Martina
AU  - Sević, Dragutin M.
AU  - Rabasović, Maja S.
AU  - Radojević, Vesna
PY  - 2019
UR  - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/4225
AB  - Processing and characterization of polymer nanocomposites based on poly (methyl methacrylate) (PMMA) matrix with embedded core-shell CdSe/ZnS quantum dots (QD's) were presented in this work. The aim is to preserve the optical activity of QD's in nanocomposite processing with improved mechanical properties. The modification of QD's CdSe/ZnS-PMMA interface was achieved with 3-mercaptopropyltrimethoxysilane (MPTMS). Nanocomposites were processed by solution casting. The samples of pure PMMA, and composites with unmodified and silane modified QD's CdSe/ZnS were processed. FTIR analysis revealed modification of QD's with silane and characteristic bonding with PMMA matrix. Raman spectrum confirms a presence of alloyed layer at the core-shell interface. Time-resolved laser induced fluorescence measurements confirmed slight blue shift in QD's CdSe/ZnS-PMMA composite without interface modification, while there was a slight red shift with modified particles. Oxidation effects in quantum dots were removed with the use of PMMA as a host, and the core remained active, which was confirmed with FTIR analysis and time-resolved laser induced fluorescence measurements.
PB  - Elsevier Science Bv, Amsterdam
T2  - Optical Materials
T1  - Optical properties and fluorescence of quantum dots CdSe/ZnS-PMMA composite films with interface modifications
EP  - 410
SP  - 405
VL  - 92
DO  - 10.1016/j.optmat.2019.05.012
ER  - 
@article{
author = "Abozaid, Rouaida Mohamed and Lazarević, Zorica Ž. and Radović, Ivana and Gilić, Martina and Sević, Dragutin M. and Rabasović, Maja S. and Radojević, Vesna",
year = "2019",
abstract = "Processing and characterization of polymer nanocomposites based on poly (methyl methacrylate) (PMMA) matrix with embedded core-shell CdSe/ZnS quantum dots (QD's) were presented in this work. The aim is to preserve the optical activity of QD's in nanocomposite processing with improved mechanical properties. The modification of QD's CdSe/ZnS-PMMA interface was achieved with 3-mercaptopropyltrimethoxysilane (MPTMS). Nanocomposites were processed by solution casting. The samples of pure PMMA, and composites with unmodified and silane modified QD's CdSe/ZnS were processed. FTIR analysis revealed modification of QD's with silane and characteristic bonding with PMMA matrix. Raman spectrum confirms a presence of alloyed layer at the core-shell interface. Time-resolved laser induced fluorescence measurements confirmed slight blue shift in QD's CdSe/ZnS-PMMA composite without interface modification, while there was a slight red shift with modified particles. Oxidation effects in quantum dots were removed with the use of PMMA as a host, and the core remained active, which was confirmed with FTIR analysis and time-resolved laser induced fluorescence measurements.",
publisher = "Elsevier Science Bv, Amsterdam",
journal = "Optical Materials",
title = "Optical properties and fluorescence of quantum dots CdSe/ZnS-PMMA composite films with interface modifications",
pages = "410-405",
volume = "92",
doi = "10.1016/j.optmat.2019.05.012"
}
Abozaid, R. M., Lazarević, Z. Ž., Radović, I., Gilić, M., Sević, D. M., Rabasović, M. S.,& Radojević, V.. (2019). Optical properties and fluorescence of quantum dots CdSe/ZnS-PMMA composite films with interface modifications. in Optical Materials
Elsevier Science Bv, Amsterdam., 92, 405-410.
https://doi.org/10.1016/j.optmat.2019.05.012
Abozaid RM, Lazarević ZŽ, Radović I, Gilić M, Sević DM, Rabasović MS, Radojević V. Optical properties and fluorescence of quantum dots CdSe/ZnS-PMMA composite films with interface modifications. in Optical Materials. 2019;92:405-410.
doi:10.1016/j.optmat.2019.05.012 .
Abozaid, Rouaida Mohamed, Lazarević, Zorica Ž., Radović, Ivana, Gilić, Martina, Sević, Dragutin M., Rabasović, Maja S., Radojević, Vesna, "Optical properties and fluorescence of quantum dots CdSe/ZnS-PMMA composite films with interface modifications" in Optical Materials, 92 (2019):405-410,
https://doi.org/10.1016/j.optmat.2019.05.012 . .
33
13
30

RAMAN SPECROSCOPY STUDY OF ANODIC FILM ON Ag43Cu37Zn20 ALLOY

Lazarević, Zorica; Dimitrijević, Stevan; Mitrić, Miodrag; Dimitrijević, Silvana; Petrović, Milica; Gilić, Martina; Romčević, Nebojša

(Bor : Mining and Metallurgy Institute, 2015)

TY  - CONF
AU  - Lazarević, Zorica
AU  - Dimitrijević, Stevan
AU  - Mitrić, Miodrag
AU  - Dimitrijević, Silvana
AU  - Petrović, Milica
AU  - Gilić, Martina
AU  - Romčević, Nebojša
PY  - 2015
UR  - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/7002
AB  - The aim of the present work is characterization of electrochemically treated Ag43-Cu37-Zn20 alloy in near neutral chloride solutions by the X-ray diffraction and Raman spectroscopy. At potential of +0.25 V, a complex multilayer film is formed. XRD shows that it consists of CuCl and zinc hydroxichlorides with small amount of Cu2O, probably formed in the film pores. It can be concluded that the Raman spectroscopy is observed almost all the modes that are registered with the XRD analysis.
PB  - Bor : Mining and Metallurgy Institute
C3  - Proceedings / 47th International October Conference on Mining and Metallurgy - IOC 2015, 4th-6th October 2015, Bor Lake, Serbia
T1  - RAMAN SPECROSCOPY STUDY OF ANODIC FILM ON Ag43Cu37Zn20 ALLOY
EP  - 158
SP  - 155
UR  - https://hdl.handle.net/21.15107/rcub_technorep_7002
ER  - 
@conference{
author = "Lazarević, Zorica and Dimitrijević, Stevan and Mitrić, Miodrag and Dimitrijević, Silvana and Petrović, Milica and Gilić, Martina and Romčević, Nebojša",
year = "2015",
abstract = "The aim of the present work is characterization of electrochemically treated Ag43-Cu37-Zn20 alloy in near neutral chloride solutions by the X-ray diffraction and Raman spectroscopy. At potential of +0.25 V, a complex multilayer film is formed. XRD shows that it consists of CuCl and zinc hydroxichlorides with small amount of Cu2O, probably formed in the film pores. It can be concluded that the Raman spectroscopy is observed almost all the modes that are registered with the XRD analysis.",
publisher = "Bor : Mining and Metallurgy Institute",
journal = "Proceedings / 47th International October Conference on Mining and Metallurgy - IOC 2015, 4th-6th October 2015, Bor Lake, Serbia",
title = "RAMAN SPECROSCOPY STUDY OF ANODIC FILM ON Ag43Cu37Zn20 ALLOY",
pages = "158-155",
url = "https://hdl.handle.net/21.15107/rcub_technorep_7002"
}
Lazarević, Z., Dimitrijević, S., Mitrić, M., Dimitrijević, S., Petrović, M., Gilić, M.,& Romčević, N.. (2015). RAMAN SPECROSCOPY STUDY OF ANODIC FILM ON Ag43Cu37Zn20 ALLOY. in Proceedings / 47th International October Conference on Mining and Metallurgy - IOC 2015, 4th-6th October 2015, Bor Lake, Serbia
Bor : Mining and Metallurgy Institute., 155-158.
https://hdl.handle.net/21.15107/rcub_technorep_7002
Lazarević Z, Dimitrijević S, Mitrić M, Dimitrijević S, Petrović M, Gilić M, Romčević N. RAMAN SPECROSCOPY STUDY OF ANODIC FILM ON Ag43Cu37Zn20 ALLOY. in Proceedings / 47th International October Conference on Mining and Metallurgy - IOC 2015, 4th-6th October 2015, Bor Lake, Serbia. 2015;:155-158.
https://hdl.handle.net/21.15107/rcub_technorep_7002 .
Lazarević, Zorica, Dimitrijević, Stevan, Mitrić, Miodrag, Dimitrijević, Silvana, Petrović, Milica, Gilić, Martina, Romčević, Nebojša, "RAMAN SPECROSCOPY STUDY OF ANODIC FILM ON Ag43Cu37Zn20 ALLOY" in Proceedings / 47th International October Conference on Mining and Metallurgy - IOC 2015, 4th-6th October 2015, Bor Lake, Serbia (2015):155-158,
https://hdl.handle.net/21.15107/rcub_technorep_7002 .

Determination of the protective properties of electrodeposited organic epoxy coatings on aluminium and modified aluminium surfaces

Lazarević, Zorica Ž.; Mišković-Stanković, Vesna; Kačarević-Popović, Zorica M.; Dražić, Dragutin M.

(Pergamon-Elsevier Science Ltd, Oxford, 2005)

TY  - JOUR
AU  - Lazarević, Zorica Ž.
AU  - Mišković-Stanković, Vesna
AU  - Kačarević-Popović, Zorica M.
AU  - Dražić, Dragutin M.
PY  - 2005
UR  - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/765
AB  - The electrochemical and transport properties and thermal stability of epoxy coatings electrodeposited on aluminium and modified aluminium surfaces (anodized, phosphatized and chromatized-phosphatized aluminium) have been investigated during exposure to 3% NaCl solution. From the results obtained from electrochemical impedance spectroscopy (EIS), gravimetric liquid sorption experiment and thermogravimetric analysis (TGA) it can be concluded that electrochemical and transport properties of epoxy coatings on anodized and chromatized-phosphatized aluminium are significantly improved with respect to the same epoxy coatings on aluminium and phosphatized aluminium: higher values of pore resistance and charge-transfer resistance and lower values of coating capacitance and double-layer capacitance, from EIS; smaller values of diffusion coefficient of water through epoxy coating, from sorption measurements and smaller amount of absorbed water inside the coating, from TGA. On the other hand, the somewhat lower thermal stability of these coatings was obtained.
PB  - Pergamon-Elsevier Science Ltd, Oxford
T2  - Corrosion Science
T1  - Determination of the protective properties of electrodeposited organic epoxy coatings on aluminium and modified aluminium surfaces
EP  - 834
IS  - 3
SP  - 823
VL  - 47
DO  - 10.1016/j.corsci.2004.07.016
ER  - 
@article{
author = "Lazarević, Zorica Ž. and Mišković-Stanković, Vesna and Kačarević-Popović, Zorica M. and Dražić, Dragutin M.",
year = "2005",
abstract = "The electrochemical and transport properties and thermal stability of epoxy coatings electrodeposited on aluminium and modified aluminium surfaces (anodized, phosphatized and chromatized-phosphatized aluminium) have been investigated during exposure to 3% NaCl solution. From the results obtained from electrochemical impedance spectroscopy (EIS), gravimetric liquid sorption experiment and thermogravimetric analysis (TGA) it can be concluded that electrochemical and transport properties of epoxy coatings on anodized and chromatized-phosphatized aluminium are significantly improved with respect to the same epoxy coatings on aluminium and phosphatized aluminium: higher values of pore resistance and charge-transfer resistance and lower values of coating capacitance and double-layer capacitance, from EIS; smaller values of diffusion coefficient of water through epoxy coating, from sorption measurements and smaller amount of absorbed water inside the coating, from TGA. On the other hand, the somewhat lower thermal stability of these coatings was obtained.",
publisher = "Pergamon-Elsevier Science Ltd, Oxford",
journal = "Corrosion Science",
title = "Determination of the protective properties of electrodeposited organic epoxy coatings on aluminium and modified aluminium surfaces",
pages = "834-823",
number = "3",
volume = "47",
doi = "10.1016/j.corsci.2004.07.016"
}
Lazarević, Z. Ž., Mišković-Stanković, V., Kačarević-Popović, Z. M.,& Dražić, D. M.. (2005). Determination of the protective properties of electrodeposited organic epoxy coatings on aluminium and modified aluminium surfaces. in Corrosion Science
Pergamon-Elsevier Science Ltd, Oxford., 47(3), 823-834.
https://doi.org/10.1016/j.corsci.2004.07.016
Lazarević ZŽ, Mišković-Stanković V, Kačarević-Popović ZM, Dražić DM. Determination of the protective properties of electrodeposited organic epoxy coatings on aluminium and modified aluminium surfaces. in Corrosion Science. 2005;47(3):823-834.
doi:10.1016/j.corsci.2004.07.016 .
Lazarević, Zorica Ž., Mišković-Stanković, Vesna, Kačarević-Popović, Zorica M., Dražić, Dragutin M., "Determination of the protective properties of electrodeposited organic epoxy coatings on aluminium and modified aluminium surfaces" in Corrosion Science, 47, no. 3 (2005):823-834,
https://doi.org/10.1016/j.corsci.2004.07.016 . .
17
15
21

The study of corrosion stability of organic epoxy protective coatings on aluminium and modified aluminium surfaces

Lazarević, Zorica Ž.; Mišković-Stanković, Vesna; Kačarević-Popović, Zorica M.; Dražić, Dragutin M.

(Soc Brasileira Quimica, Sao Paulo, 2005)

TY  - JOUR
AU  - Lazarević, Zorica Ž.
AU  - Mišković-Stanković, Vesna
AU  - Kačarević-Popović, Zorica M.
AU  - Dražić, Dragutin M.
PY  - 2005
UR  - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/798
AB  - Epoxy coatings were formed by cathodic electrodeposition of an epoxy resin on aluminium and modified aluminium surfaces (phosphatized, chromatized-phosphatized and anodized aluminium) using a constant voltage method (resin concentration 10 wt.%, temperature 27 degrees C, applied voltage 250 V). The corrosion behavior of these coatings was investigated during exposure to 3% NaCl using electrochemical impedance spectroscopy (EIS) and polarization measurements. From the dependence of resistance, capacitance and relative permittivity of the coating, obtained from EIS, on the rate of hydrogen evolution reaction in the electrodeposition bath, obtained from polarization curves, it can be observed that the epoxy coating on aluminium and modified aluminium surfaces is a good barrier against the transport of corrosive agents. The time corresponding to contact between electrolyte and aluminium surface under the coating is greater in the case of surface modification by chromato-phosphatized and anodized aluminium than in the case of phosphatize one.
PB  - Soc Brasileira Quimica, Sao Paulo
T2  - Journal of the Brazilian Chemical Society
T1  - The study of corrosion stability of organic epoxy protective coatings on aluminium and modified aluminium surfaces
EP  - 102
IS  - 1
SP  - 98
VL  - 16
DO  - 10.1590/S0103-50532005000100015
ER  - 
@article{
author = "Lazarević, Zorica Ž. and Mišković-Stanković, Vesna and Kačarević-Popović, Zorica M. and Dražić, Dragutin M.",
year = "2005",
abstract = "Epoxy coatings were formed by cathodic electrodeposition of an epoxy resin on aluminium and modified aluminium surfaces (phosphatized, chromatized-phosphatized and anodized aluminium) using a constant voltage method (resin concentration 10 wt.%, temperature 27 degrees C, applied voltage 250 V). The corrosion behavior of these coatings was investigated during exposure to 3% NaCl using electrochemical impedance spectroscopy (EIS) and polarization measurements. From the dependence of resistance, capacitance and relative permittivity of the coating, obtained from EIS, on the rate of hydrogen evolution reaction in the electrodeposition bath, obtained from polarization curves, it can be observed that the epoxy coating on aluminium and modified aluminium surfaces is a good barrier against the transport of corrosive agents. The time corresponding to contact between electrolyte and aluminium surface under the coating is greater in the case of surface modification by chromato-phosphatized and anodized aluminium than in the case of phosphatize one.",
publisher = "Soc Brasileira Quimica, Sao Paulo",
journal = "Journal of the Brazilian Chemical Society",
title = "The study of corrosion stability of organic epoxy protective coatings on aluminium and modified aluminium surfaces",
pages = "102-98",
number = "1",
volume = "16",
doi = "10.1590/S0103-50532005000100015"
}
Lazarević, Z. Ž., Mišković-Stanković, V., Kačarević-Popović, Z. M.,& Dražić, D. M.. (2005). The study of corrosion stability of organic epoxy protective coatings on aluminium and modified aluminium surfaces. in Journal of the Brazilian Chemical Society
Soc Brasileira Quimica, Sao Paulo., 16(1), 98-102.
https://doi.org/10.1590/S0103-50532005000100015
Lazarević ZŽ, Mišković-Stanković V, Kačarević-Popović ZM, Dražić DM. The study of corrosion stability of organic epoxy protective coatings on aluminium and modified aluminium surfaces. in Journal of the Brazilian Chemical Society. 2005;16(1):98-102.
doi:10.1590/S0103-50532005000100015 .
Lazarević, Zorica Ž., Mišković-Stanković, Vesna, Kačarević-Popović, Zorica M., Dražić, Dragutin M., "The study of corrosion stability of organic epoxy protective coatings on aluminium and modified aluminium surfaces" in Journal of the Brazilian Chemical Society, 16, no. 1 (2005):98-102,
https://doi.org/10.1590/S0103-50532005000100015 . .
8
7
7

Corrosion behaviour of epoxy coatings on modified aluminium surfaces

Mišković-Stanković, Vesna; Lazarević, Zorica Ž.; Kačarević-Popović, Zorica M.; Dražić, Dragutin M.

(2002)

TY  - JOUR
AU  - Mišković-Stanković, Vesna
AU  - Lazarević, Zorica Ž.
AU  - Kačarević-Popović, Zorica M.
AU  - Dražić, Dragutin M.
PY  - 2002
UR  - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/408
AB  - The electrochemical and transport properties and thermal stability of epoxy coatings electrodeposited on aluminium and modified aluminium surfaces (anodized phosphatized and chromatized-phosphatized aluminium) have been investigated in 3% NaCl solution by electrochemical impedance spectroscopy (EIS) gravimetric liquid sorption experiment and thermogravimetric analysis (TGA). Higher values of pore resistance and charge-transfer resistance and lower values of coating capacitance and double layer capacitance were observed for epoxy coatings on anodized and chromatized and phosphatized aluminium. Smaller values of diffusion coefficient of water through epoxy coating from sorption measurements and smaller amount of absorbed water inside the coatings from TGA were obtained for coatings on anodized and chromatized-phosphatized aluminium. On the other hand the somewhat lower thermal stability of these coatings was obtained.
T2  - Bulletin of Electrochemistry
T1  - Corrosion behaviour of epoxy coatings on modified aluminium surfaces
EP  - 348
IS  - 8
SP  - 343
VL  - 18
UR  - https://hdl.handle.net/21.15107/rcub_vinar_2546
ER  - 
@article{
author = "Mišković-Stanković, Vesna and Lazarević, Zorica Ž. and Kačarević-Popović, Zorica M. and Dražić, Dragutin M.",
year = "2002",
abstract = "The electrochemical and transport properties and thermal stability of epoxy coatings electrodeposited on aluminium and modified aluminium surfaces (anodized phosphatized and chromatized-phosphatized aluminium) have been investigated in 3% NaCl solution by electrochemical impedance spectroscopy (EIS) gravimetric liquid sorption experiment and thermogravimetric analysis (TGA). Higher values of pore resistance and charge-transfer resistance and lower values of coating capacitance and double layer capacitance were observed for epoxy coatings on anodized and chromatized and phosphatized aluminium. Smaller values of diffusion coefficient of water through epoxy coating from sorption measurements and smaller amount of absorbed water inside the coatings from TGA were obtained for coatings on anodized and chromatized-phosphatized aluminium. On the other hand the somewhat lower thermal stability of these coatings was obtained.",
journal = "Bulletin of Electrochemistry",
title = "Corrosion behaviour of epoxy coatings on modified aluminium surfaces",
pages = "348-343",
number = "8",
volume = "18",
url = "https://hdl.handle.net/21.15107/rcub_vinar_2546"
}
Mišković-Stanković, V., Lazarević, Z. Ž., Kačarević-Popović, Z. M.,& Dražić, D. M.. (2002). Corrosion behaviour of epoxy coatings on modified aluminium surfaces. in Bulletin of Electrochemistry, 18(8), 343-348.
https://hdl.handle.net/21.15107/rcub_vinar_2546
Mišković-Stanković V, Lazarević ZŽ, Kačarević-Popović ZM, Dražić DM. Corrosion behaviour of epoxy coatings on modified aluminium surfaces. in Bulletin of Electrochemistry. 2002;18(8):343-348.
https://hdl.handle.net/21.15107/rcub_vinar_2546 .
Mišković-Stanković, Vesna, Lazarević, Zorica Ž., Kačarević-Popović, Zorica M., Dražić, Dragutin M., "Corrosion behaviour of epoxy coatings on modified aluminium surfaces" in Bulletin of Electrochemistry, 18, no. 8 (2002):343-348,
https://hdl.handle.net/21.15107/rcub_vinar_2546 .
4
4

Epoxy coatings electrodeposited on aluminium and modified aluminium surfaces

Lazarević, Zorica Ž.; Mišković-Stanković, Vesna; Kačarević-Popović, Zorica M.; Dražić, Dragutin M.

(Association of Chemical Engineers of Serbia, 2002)

TY  - JOUR
AU  - Lazarević, Zorica Ž.
AU  - Mišković-Stanković, Vesna
AU  - Kačarević-Popović, Zorica M.
AU  - Dražić, Dragutin M.
PY  - 2002
UR  - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/486
AB  - The corrosion behaviour and thermal stability of epoxy coatings electrodeposited on modified aluminum surfaces (anodized, phosphatized and chromatized-phosphatized aluminium) were monitored during exposure to 3% NaCl solution, using electrochemical impedance spectroscopy (EIS) and thermogravimetric analysis (TGA). Better protective properties of the epoxy coatings on anodized and chromatized-phosphatized aluminum with respect to the same epoxy coatings on aluminum and phosphatized aluminum were obtained: higher values of Rp and Rct and smaller values of Cc and Cd, from EIS, and a smaller amount of absorbed water inside the coating, from TGA. On the other hand, a somewhat lower thermal stability of these coatings was obtained (smaller values of the ipdt temperature). This behavior can be explained by the less porous structure of epoxy coatings on anodized and chromatized-phosphatized aluminum, caused by a lower rate of H2 evolution and better wet ability.
AB  - Postupkom kataforetskog taloženja dobijene su epoksidne zaštitne prevlake na aluminijumu i modifikovanim površinama aluminijuma (anodizirani aluminijum fosfatirani i hromatno-fosfatirani aluminijum). Za ispitivanje zaštitnih osobina ovako dobijenih epoksidnih prevlaka korišćena je spektroskopija elektrohemijske impedancije i termogravimetrijska analiza. Cilj ovog rada je bio da se objasni uticaj modifikacije supstrata na elektrohemijske karakteristike i termičku stabilnost epoksidnih prevlaka taloženih na aluminijumu.
PB  - Association of Chemical Engineers of Serbia
T2  - Hemijska industrija
T1  - Epoxy coatings electrodeposited on aluminium and modified aluminium surfaces
T1  - Epoksidne kataforetske prevlake na aluminijumu i modifikovanim površinama aluminijuma
EP  - 472
IS  - 11
SP  - 468
VL  - 56
DO  - 10.2298/HEMIND0211468L
ER  - 
@article{
author = "Lazarević, Zorica Ž. and Mišković-Stanković, Vesna and Kačarević-Popović, Zorica M. and Dražić, Dragutin M.",
year = "2002",
abstract = "The corrosion behaviour and thermal stability of epoxy coatings electrodeposited on modified aluminum surfaces (anodized, phosphatized and chromatized-phosphatized aluminium) were monitored during exposure to 3% NaCl solution, using electrochemical impedance spectroscopy (EIS) and thermogravimetric analysis (TGA). Better protective properties of the epoxy coatings on anodized and chromatized-phosphatized aluminum with respect to the same epoxy coatings on aluminum and phosphatized aluminum were obtained: higher values of Rp and Rct and smaller values of Cc and Cd, from EIS, and a smaller amount of absorbed water inside the coating, from TGA. On the other hand, a somewhat lower thermal stability of these coatings was obtained (smaller values of the ipdt temperature). This behavior can be explained by the less porous structure of epoxy coatings on anodized and chromatized-phosphatized aluminum, caused by a lower rate of H2 evolution and better wet ability., Postupkom kataforetskog taloženja dobijene su epoksidne zaštitne prevlake na aluminijumu i modifikovanim površinama aluminijuma (anodizirani aluminijum fosfatirani i hromatno-fosfatirani aluminijum). Za ispitivanje zaštitnih osobina ovako dobijenih epoksidnih prevlaka korišćena je spektroskopija elektrohemijske impedancije i termogravimetrijska analiza. Cilj ovog rada je bio da se objasni uticaj modifikacije supstrata na elektrohemijske karakteristike i termičku stabilnost epoksidnih prevlaka taloženih na aluminijumu.",
publisher = "Association of Chemical Engineers of Serbia",
journal = "Hemijska industrija",
title = "Epoxy coatings electrodeposited on aluminium and modified aluminium surfaces, Epoksidne kataforetske prevlake na aluminijumu i modifikovanim površinama aluminijuma",
pages = "472-468",
number = "11",
volume = "56",
doi = "10.2298/HEMIND0211468L"
}
Lazarević, Z. Ž., Mišković-Stanković, V., Kačarević-Popović, Z. M.,& Dražić, D. M.. (2002). Epoxy coatings electrodeposited on aluminium and modified aluminium surfaces. in Hemijska industrija
Association of Chemical Engineers of Serbia., 56(11), 468-472.
https://doi.org/10.2298/HEMIND0211468L
Lazarević ZŽ, Mišković-Stanković V, Kačarević-Popović ZM, Dražić DM. Epoxy coatings electrodeposited on aluminium and modified aluminium surfaces. in Hemijska industrija. 2002;56(11):468-472.
doi:10.2298/HEMIND0211468L .
Lazarević, Zorica Ž., Mišković-Stanković, Vesna, Kačarević-Popović, Zorica M., Dražić, Dragutin M., "Epoxy coatings electrodeposited on aluminium and modified aluminium surfaces" in Hemijska industrija, 56, no. 11 (2002):468-472,
https://doi.org/10.2298/HEMIND0211468L . .

Electrochemical properties and thermal stability of epoxy coatings electrodeposited on aluminium and modified aluminium surfaces

Mišković-Stanković, Vesna; Lazarević, Zorica Ž.; Kačarević-Popović, Zorica M.

(Serbian Chemical Society, Belgrade, 2001)

TY  - JOUR
AU  - Mišković-Stanković, Vesna
AU  - Lazarević, Zorica Ž.
AU  - Kačarević-Popović, Zorica M.
PY  - 2001
UR  - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/355
AB  - The corrosion behavior of epoxy coatings electrodeposited on aluminum, as well as on electrochemically and chemically modified aluminum were investigated during exposure to 3 % NaCl. Electrochemical impedance spectroscopy (EIS) and thermogravimetric analysis (TGA) were used for the determination of the protective properties of epoxy coatings on aluminum, anodized aluminum, phosphatized and chromatized-phosphatized aluminum. The protective properties of epoxy coatings on anodized and chromatized-phosphatized aluminum are significantly improved with respect to the same epoxy coatings on aluminum and phosphatized aluminum: higher values of the pore resistance and charge-transfer resistance, lower values of the coating capacitance, double-layer capacitance and relative permittivity (from EIS) smaller amount of absorbed water inside the coating (From TGA). On the other hand, the lower values of the ipdt temperature indicate a lower thermal stability of the epoxy coatings on anodized and chromatized-phosphatized aluminum.
AB  - Proučavano je koroziono ponašanje epoksidnih prevlaka dobijenih kataforetskim taloženjem na aluminijumu i elektrohemijski i hemijski modifikovanom aluminijumu tokom delovanja 3 % rastvora NaCl. Za određivanje zaštitnih osobina epoksidnih prevlaka na aluminijumu, anodiziranom aluminijumu, fosfatiranom i hromatno-fosfatiranom aluminijumu korišćene su metode spektroskopije elektrohemijske impedancije i termogravimetrijske analize. Zaštitne osobine epoksidnih prevlaka na anodiziranom i hromatno-fosfatiranom aluminijumu su značajno poboljšane u odnosu na iste epoksidne prevlake na aluminijumu i fosfatiranom aluminijumu: veće vrednosti otpornosti u porama prevlake i otpornosti prenosa naelektrisanja na graničnoj površini metal-elektrolit i manje vrednosti kapacitivnost prevlake, kapacitivnosti električnog dvojnog sloja i relativne permitivnosti prevlake (impedansna merenja) i manja količina absorbovane vode u prevlaci (termogravimetrijska analiza). S druge strane, manje vrednosti ipdt temperature ukazuju na manju termičku stabilnost epoksidnih prevlaka na anodiziranom i hromatno-fosfatiranom aluminijumu.
PB  - Serbian Chemical Society, Belgrade
T2  - Journal of the Serbian Chemical Society
T1  - Electrochemical properties and thermal stability of epoxy coatings electrodeposited on aluminium and modified aluminium surfaces
T1  - Elektrohemijske karakteristike i termička stabilnost epoksidnih kataforetskih prevlaka na aluminijumu i modifikovanim površinama aluminijuma
EP  - 880
IS  - 11-12
SP  - 871
VL  - 66
UR  - https://hdl.handle.net/21.15107/rcub_vinar_2486
ER  - 
@article{
author = "Mišković-Stanković, Vesna and Lazarević, Zorica Ž. and Kačarević-Popović, Zorica M.",
year = "2001",
abstract = "The corrosion behavior of epoxy coatings electrodeposited on aluminum, as well as on electrochemically and chemically modified aluminum were investigated during exposure to 3 % NaCl. Electrochemical impedance spectroscopy (EIS) and thermogravimetric analysis (TGA) were used for the determination of the protective properties of epoxy coatings on aluminum, anodized aluminum, phosphatized and chromatized-phosphatized aluminum. The protective properties of epoxy coatings on anodized and chromatized-phosphatized aluminum are significantly improved with respect to the same epoxy coatings on aluminum and phosphatized aluminum: higher values of the pore resistance and charge-transfer resistance, lower values of the coating capacitance, double-layer capacitance and relative permittivity (from EIS) smaller amount of absorbed water inside the coating (From TGA). On the other hand, the lower values of the ipdt temperature indicate a lower thermal stability of the epoxy coatings on anodized and chromatized-phosphatized aluminum., Proučavano je koroziono ponašanje epoksidnih prevlaka dobijenih kataforetskim taloženjem na aluminijumu i elektrohemijski i hemijski modifikovanom aluminijumu tokom delovanja 3 % rastvora NaCl. Za određivanje zaštitnih osobina epoksidnih prevlaka na aluminijumu, anodiziranom aluminijumu, fosfatiranom i hromatno-fosfatiranom aluminijumu korišćene su metode spektroskopije elektrohemijske impedancije i termogravimetrijske analize. Zaštitne osobine epoksidnih prevlaka na anodiziranom i hromatno-fosfatiranom aluminijumu su značajno poboljšane u odnosu na iste epoksidne prevlake na aluminijumu i fosfatiranom aluminijumu: veće vrednosti otpornosti u porama prevlake i otpornosti prenosa naelektrisanja na graničnoj površini metal-elektrolit i manje vrednosti kapacitivnost prevlake, kapacitivnosti električnog dvojnog sloja i relativne permitivnosti prevlake (impedansna merenja) i manja količina absorbovane vode u prevlaci (termogravimetrijska analiza). S druge strane, manje vrednosti ipdt temperature ukazuju na manju termičku stabilnost epoksidnih prevlaka na anodiziranom i hromatno-fosfatiranom aluminijumu.",
publisher = "Serbian Chemical Society, Belgrade",
journal = "Journal of the Serbian Chemical Society",
title = "Electrochemical properties and thermal stability of epoxy coatings electrodeposited on aluminium and modified aluminium surfaces, Elektrohemijske karakteristike i termička stabilnost epoksidnih kataforetskih prevlaka na aluminijumu i modifikovanim površinama aluminijuma",
pages = "880-871",
number = "11-12",
volume = "66",
url = "https://hdl.handle.net/21.15107/rcub_vinar_2486"
}
Mišković-Stanković, V., Lazarević, Z. Ž.,& Kačarević-Popović, Z. M.. (2001). Electrochemical properties and thermal stability of epoxy coatings electrodeposited on aluminium and modified aluminium surfaces. in Journal of the Serbian Chemical Society
Serbian Chemical Society, Belgrade., 66(11-12), 871-880.
https://hdl.handle.net/21.15107/rcub_vinar_2486
Mišković-Stanković V, Lazarević ZŽ, Kačarević-Popović ZM. Electrochemical properties and thermal stability of epoxy coatings electrodeposited on aluminium and modified aluminium surfaces. in Journal of the Serbian Chemical Society. 2001;66(11-12):871-880.
https://hdl.handle.net/21.15107/rcub_vinar_2486 .
Mišković-Stanković, Vesna, Lazarević, Zorica Ž., Kačarević-Popović, Zorica M., "Electrochemical properties and thermal stability of epoxy coatings electrodeposited on aluminium and modified aluminium surfaces" in Journal of the Serbian Chemical Society, 66, no. 11-12 (2001):871-880,
https://hdl.handle.net/21.15107/rcub_vinar_2486 .
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