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\bibitem{Kumar_etal2017} {\textquotedblleft}\textit{Designing diameter-modulated heterostructure nanowires of PbTe/Te by controlled dewetting}{\textquotedblright}. Kumar A, Kundu S, Samantaray D, Kundu P, Zanaga D, Bals S, Ravishankar N, Nano letters \textbf{17}, 7226 (2017).   http://doi.org/10.1021/ACS.NANOLETT.7B02442

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