Rapid isotopic exchange in nanoparticles
Author(s) -
Papri Chakraborty,
Abhijit Nag,
Ganapati Natarajan,
Nayanika Bandyopadhyay,
Ganesan Paramasivam,
Manoj Kumar Panwar,
J. Chakrabarti,
Thalappil Pradeep
Publication year - 2019
Publication title -
science advances
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.928
H-Index - 146
ISSN - 2375-2548
DOI - 10.1126/sciadv.aau7555
Subject(s) - nanoparticle , nanotechnology , chemistry , computer science , materials science
Rapid solution-state exchange dynamics in nanoscale pieces of matter is revealed, taking isotopically pure atomically precise clusters as examples. As two isotopically pure silver clusters made of Ag and Ag are mixed, an isotopically mixed cluster of the same entity results, similar to the formation of HDO, from HO and DO. This spontaneous process is driven by the entropy of mixing and involves events at multiple time scales.
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