Synthesis of Colloidal Ruthenium Nanocatalyst by Chemical Reduction Method
Author(s) -
R. G. Patharkar,
Sachin U. Nandanwar,
Mousumi Chakraborty
Publication year - 2012
Publication title -
journal of chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.436
H-Index - 50
eISSN - 2090-9063
pISSN - 2090-9071
DOI - 10.1155/2013/831694
Subject(s) - ruthenium , chemistry , dynamic light scattering , transmission electron microscopy , reducing agent , nanoparticle , colloid , catalysis , sodium dodecyl sulfate , inorganic chemistry , nuclear chemistry , stabilizer (aeronautics) , chemical engineering , organic chemistry , mechanical engineering , engineering
Colloidal ruthenium nanoparticles were prepared by chemical reduction of ruthenium trichloride (RuCl3) using sodium borohydrate (NaBH4) as reducing agent and sodium dodecyl sulfate (SDS) as a stabilizer. Size and size distribution of synthesized colloidal Ru nanoparticles were studied by varying different parameters such as molar ratio (MR) of SDS/RuCl3, NaBH4/RuCl3, effects of different stabilizers, and reducing agents. Prepared nanoparticles were characterized by transmission electron microscope (TEM) and dynamic light scattering (DLS). Stability of colloidal nanoparticles was detected by Turbiscan. Stable Ru nanoparticles were dispersed on γ-Al2O3 to prepare Ru/γ-Al2O3 catalyst. This catalyst was characterized by X-ray Diffraction (XRD) and transmission electron microscope (TEM)
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