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@proceedings{1205813, author = {Vykoukal, Vít and Vřešťál, Jan and Buršík, Jiří and Sopoušek, Jiří and Zobač, Ondřej and Pinkas, Jiří}, booktitle = {Nanocon 2014}, keywords = {nanoparticles; alloy; silver; copper; DLS; SAXS; TEM; depression of melting point}, language = {eng}, isbn = {978-80-87294-55-0}, title = {Synthesis and characterization of Cu/Ag alloy nanoparticles}, year = {2014} }
TY - CONF ID - 1205813 AU - Vykoukal, Vít - Vřešťál, Jan - Buršík, Jiří - Sopoušek, Jiří - Zobač, Ondřej - Pinkas, Jiří PY - 2014 TI - Synthesis and characterization of Cu/Ag alloy nanoparticles SN - 9788087294550 KW - nanoparticles KW - alloy KW - silver KW - copper KW - DLS KW - SAXS KW - TEM KW - depression of melting point N2 - Nanoparticles of Cu/Ag alloy were prepared by solvothermal synthesis from different metal precursors. A mixture of metal precursors was dissolved in small amount of oleylamine and injected into mixture of octadecene and oleylamine at 230 °C. Oleylamine acted as a reducing agent and protecting layer on the surface of arising nanoparticles. After 10 minutes reaction mixture was cooled, centrifuged and three times washed with hexane. Obtained nanoparticles were dispersed in hexane. The colloidal solutions of nanoparticles were characterized by dynamic light scattering (DLS), small angle X-ray scattering (SAXS), ultraviolet-visible spectroscopy (UV-VIS). Isolated nanopowders were characterized by transmission and scanning electron microscopy (TEM, SEM) and powder X-ray diffraction (PXRD). Alloy phase transformations were studied by differential scanning calorimetry (DSC). Surface of nanoparticles was characterized by infrared spectroscopy (IR) and mass spectrometry (MS) The results of thermal analysis were compared with the calculated phase diagram. Acknowledgement: Financial support of the COST LD 11046, CEITEC-MU CZ.1.05/1.1.00/02.0068, and GACR 108/14-12653S are gratefully acknowledged. Authors thank Dr. T. Klumpler (Single Crystal X-ray Diffraction Core Facility CEITEC) for the SAXS measurements. ER -
VYKOUKAL, Vít, Jan VŘEŠŤÁL, Jiří BURŠÍK, Jiří SOPOUŠEK, Ondřej ZOBAČ a Jiří PINKAS. Synthesis and characterization of Cu/Ag alloy nanoparticles. In \textit{Nanocon 2014}. 2014. ISBN~978-80-87294-55-0.
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