Marković, Ljubiša

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Structural and thermal properties of Sn–Ag alloys

Manasijević, Dragan; Balanović, Ljubiša; Marković, Ljubiša; Gorgievski, Milan; Stamenković, Uroš; Đorđević, Aleksandar; Minić, Duško; Ćosović, Vladan

(Elsevier, 2021)

TY  - JOUR
AU  - Manasijević, Dragan
AU  - Balanović, Ljubiša
AU  - Marković, Ljubiša
AU  - Gorgievski, Milan
AU  - Stamenković, Uroš
AU  - Đorđević, Aleksandar
AU  - Minić, Duško
AU  - Ćosović, Vladan
PY  - 2021
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/4817
AB  - Microstructure and thermal properties of slowly cooled Sn–10% Ag and Sn–20% Ag alloys were experimentally investigated in this study. It was found that microstructure of the studied alloys is composed of large, plate-like grains of Ag3Sn intermetallic phase in the Sn-rich eutectic matrix. Phase transition temperatures and corresponding heat effects were experimentally determined and compared with the results of thermodynamic and phase equilibria calculations using the CALPHAD (CALculation of PHAse Diagrams) method and optimized thermodynamic parameters from literature. The xenon flash method was employed for the measurements of thermal diffusivity and determination of thermal conductivity in the temperature range from 25 to 150 °C. The results show that the thermal diffusivity and thermal conductivity gradually decrease with increasing temperature. The determined values of thermal conductivities of the investigated alloys are very close to each other and only slightly higher than that of pure tin. The contributions of electrons and phonons to the thermal conductivity of the studied alloys at room temperature were determined using the Wiedemann-Franz law and the obtained values of the thermal and electrical conductivities. The percentage contributions of the phonon component to the thermal conductivity for Sn–10% Ag and Sn–20% Ag alloys at 25 °C were found to be 20.5% and 28.9%, respectively.
PB  - Elsevier
T2  - Solid State Sciences
T1  - Structural and thermal properties of Sn–Ag alloys
VL  - 119
SP  - 106685
DO  - 10.1016/j.solidstatesciences.2021.106685
ER  - 
@article{
author = "Manasijević, Dragan and Balanović, Ljubiša and Marković, Ljubiša and Gorgievski, Milan and Stamenković, Uroš and Đorđević, Aleksandar and Minić, Duško and Ćosović, Vladan",
year = "2021",
abstract = "Microstructure and thermal properties of slowly cooled Sn–10% Ag and Sn–20% Ag alloys were experimentally investigated in this study. It was found that microstructure of the studied alloys is composed of large, plate-like grains of Ag3Sn intermetallic phase in the Sn-rich eutectic matrix. Phase transition temperatures and corresponding heat effects were experimentally determined and compared with the results of thermodynamic and phase equilibria calculations using the CALPHAD (CALculation of PHAse Diagrams) method and optimized thermodynamic parameters from literature. The xenon flash method was employed for the measurements of thermal diffusivity and determination of thermal conductivity in the temperature range from 25 to 150 °C. The results show that the thermal diffusivity and thermal conductivity gradually decrease with increasing temperature. The determined values of thermal conductivities of the investigated alloys are very close to each other and only slightly higher than that of pure tin. The contributions of electrons and phonons to the thermal conductivity of the studied alloys at room temperature were determined using the Wiedemann-Franz law and the obtained values of the thermal and electrical conductivities. The percentage contributions of the phonon component to the thermal conductivity for Sn–10% Ag and Sn–20% Ag alloys at 25 °C were found to be 20.5% and 28.9%, respectively.",
publisher = "Elsevier",
journal = "Solid State Sciences",
title = "Structural and thermal properties of Sn–Ag alloys",
volume = "119",
pages = "106685",
doi = "10.1016/j.solidstatesciences.2021.106685"
}
Manasijević, D., Balanović, L., Marković, L., Gorgievski, M., Stamenković, U., Đorđević, A., Minić, D.,& Ćosović, V.. (2021). Structural and thermal properties of Sn–Ag alloys. in Solid State Sciences
Elsevier., 119, 106685.
https://doi.org/10.1016/j.solidstatesciences.2021.106685
Manasijević D, Balanović L, Marković L, Gorgievski M, Stamenković U, Đorđević A, Minić D, Ćosović V. Structural and thermal properties of Sn–Ag alloys. in Solid State Sciences. 2021;119:106685.
doi:10.1016/j.solidstatesciences.2021.106685 .
Manasijević, Dragan, Balanović, Ljubiša, Marković, Ljubiša, Gorgievski, Milan, Stamenković, Uroš, Đorđević, Aleksandar, Minić, Duško, Ćosović, Vladan, "Structural and thermal properties of Sn–Ag alloys" in Solid State Sciences, 119 (2021):106685,
https://doi.org/10.1016/j.solidstatesciences.2021.106685 . .
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