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Competitiveness and Cohesion Operational Programme [KK.01.1.1.05.0001]

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Synergy of Nd:YAG Picosecond Pulsed Laser Irradiation and Electrochemical Anodization in the Formation of TiO2 Nanostructures for the Photocatalytic Degradation of Pesticide Carbofuran

Tošić, Miloš; Rajić, Vladimir; Pjević, Dejan; Stojadinović, Stevan; Krstulović, Nikša; Dimitrijević-Branković, Suzana; Momčilović, Miloš

(2024)

TY  - JOUR
AU  - Tošić, Miloš
AU  - Rajić, Vladimir
AU  - Pjević, Dejan
AU  - Stojadinović, Stevan
AU  - Krstulović, Nikša
AU  - Dimitrijević-Branković, Suzana
AU  - Momčilović, Miloš
PY  - 2024
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/13091
AB  - This study proposes a simple and controlled method for producing TiO2 with phase junction, oxygen vacancies, and Ti3+ by combining picosecond pulsed laser irradiation and electrochemical anodization. Ti mesh was pretreated by irradiating with a picosecond pulsed laser technique using an Nd:YAG laser (1064 nm) at two fluencies, 15 J/cm2 and 30 J/cm2 . The samples were then subjected to electrochemical anodization to form TiO2 nanotube arrays on the previously laser-treated surface. This study will investigate the possibility of forming TiO2 nanotube arrays on a pre-laser-treated Ti substrate and determine their physicochemical and photocatalytic properties. The samples were characterized by FESEM, XRD, Raman, XPS, and UV-Vis DRS. UV-Vis spectroscopy was used to observe the progress of photocatalytic degradation for all samples, and degradation products were determined using GC-MS. With the synergistic effects of phase junction, oxygen vacancies, and Ti3+, the laser-treated TiO2 with 30 J/cm2 showed a higher photocatalytic degradation rate (85.1%) of the pesticide carbofuran compared to non-laser-treated TiO2 (54.8%), remaining stable during successive degradation cycles, which has promising practical applications.
T2  - Photonics
T1  - Synergy of Nd:YAG Picosecond Pulsed Laser Irradiation and Electrochemical Anodization in the Formation of TiO2 Nanostructures for the Photocatalytic Degradation of Pesticide Carbofuran
VL  - 11
IS  - 3
SP  - 284
DO  - 10.3390/photonics11030284
ER  - 
@article{
author = "Tošić, Miloš and Rajić, Vladimir and Pjević, Dejan and Stojadinović, Stevan and Krstulović, Nikša and Dimitrijević-Branković, Suzana and Momčilović, Miloš",
year = "2024",
abstract = "This study proposes a simple and controlled method for producing TiO2 with phase junction, oxygen vacancies, and Ti3+ by combining picosecond pulsed laser irradiation and electrochemical anodization. Ti mesh was pretreated by irradiating with a picosecond pulsed laser technique using an Nd:YAG laser (1064 nm) at two fluencies, 15 J/cm2 and 30 J/cm2 . The samples were then subjected to electrochemical anodization to form TiO2 nanotube arrays on the previously laser-treated surface. This study will investigate the possibility of forming TiO2 nanotube arrays on a pre-laser-treated Ti substrate and determine their physicochemical and photocatalytic properties. The samples were characterized by FESEM, XRD, Raman, XPS, and UV-Vis DRS. UV-Vis spectroscopy was used to observe the progress of photocatalytic degradation for all samples, and degradation products were determined using GC-MS. With the synergistic effects of phase junction, oxygen vacancies, and Ti3+, the laser-treated TiO2 with 30 J/cm2 showed a higher photocatalytic degradation rate (85.1%) of the pesticide carbofuran compared to non-laser-treated TiO2 (54.8%), remaining stable during successive degradation cycles, which has promising practical applications.",
journal = "Photonics",
title = "Synergy of Nd:YAG Picosecond Pulsed Laser Irradiation and Electrochemical Anodization in the Formation of TiO2 Nanostructures for the Photocatalytic Degradation of Pesticide Carbofuran",
volume = "11",
number = "3",
pages = "284",
doi = "10.3390/photonics11030284"
}
Tošić, M., Rajić, V., Pjević, D., Stojadinović, S., Krstulović, N., Dimitrijević-Branković, S.,& Momčilović, M.. (2024). Synergy of Nd:YAG Picosecond Pulsed Laser Irradiation and Electrochemical Anodization in the Formation of TiO2 Nanostructures for the Photocatalytic Degradation of Pesticide Carbofuran. in Photonics, 11(3), 284.
https://doi.org/10.3390/photonics11030284
Tošić M, Rajić V, Pjević D, Stojadinović S, Krstulović N, Dimitrijević-Branković S, Momčilović M. Synergy of Nd:YAG Picosecond Pulsed Laser Irradiation and Electrochemical Anodization in the Formation of TiO2 Nanostructures for the Photocatalytic Degradation of Pesticide Carbofuran. in Photonics. 2024;11(3):284.
doi:10.3390/photonics11030284 .
Tošić, Miloš, Rajić, Vladimir, Pjević, Dejan, Stojadinović, Stevan, Krstulović, Nikša, Dimitrijević-Branković, Suzana, Momčilović, Miloš, "Synergy of Nd:YAG Picosecond Pulsed Laser Irradiation and Electrochemical Anodization in the Formation of TiO2 Nanostructures for the Photocatalytic Degradation of Pesticide Carbofuran" in Photonics, 11, no. 3 (2024):284,
https://doi.org/10.3390/photonics11030284 . .