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\bibitem{Singh_etal2017} {\textquotedblleft}\textit{Achieving independent control of core diameter and carbon shell thickness in Pd-C core{\textendash}shell nanoparticles by gas phase synthesis}{\textquotedblright}. Singh V, Mehta BR, Sengar SK, Karakulina OM, Hadermann J, Kaushal A, Nanotechnology \textbf{28}, 295603 (2017).   http://doi.org/10.1088/1361-6528/aa7660

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