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JOURNALS // Mendeleev Communications // Archive

Mendeleev Commun., 2020 Volume 30, Issue 3, Pages 285–287 (Mi mendc1171)

This article is cited in 53 papers

Communications

XPS study of interactions between linear carbon chains and colloidal Au nanoparticles

I. S. Zhidkova, E. Z. Kurmaevab, S. O. Cholakha, E. Fazioc, L. D’Ursod

a Institute of Physics and Technology, Ural Federal University, Ekaterinburg, Russian Federation
b M.N. Mikheev Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences, Ekaterinburg, Russian Federation
c Dipartimento di Scienze Matematiche e Informatiche, Scienze Fisiche e Scienze Della Terra, Università di Messina, Messina, Italy
d Dipartimento di Scienze Chimiche, Università di Catania, Catania, Italy

Abstract: The X-ray photoelectron spectra (XPS) of Au colloidal nanoparticles (Au NPs) and Au–NPs/linear carbon chain (LCC) structures (Au@LCC) prepared by nanosecond pulsed laser ablation in liquid water were measured. The Au 4f XPS peaks of Au NPs coincided with those of metallic gold to confirm that a metallic state was retained in colloidal Au nanoparticles. On the other hand, the Au 4f XPS spectra of Au@LCC showed a low-energy broadening due to the formation of Au–C bonds between Au NPs and LCC.

Keywords: XPS, linear carbon chains, Au nanoparticles, electronic structure, oxidation.

Language: English

DOI: 10.1016/j.mencom.2020.05.007



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