Phase behavior and material properties of hollow nanoparticles

Effective pair potentials for hollow nanoparticles such as those made from carbon (fullerenes) or metal dichalcogenides (inorganic fullerenes) consist of a hard core repulsion and a deep, but short-ranged, van der Waals attraction. We investigate them for single-walled and multiwalled nanoparticles...

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Bibliographic Details
Main Authors: Schwarz, Ulrich S. (Author) , Safran, Samuel (Author)
Format: Article (Journal)
Language:English
Published: 1 November 2000
In: Physical review. E, Statistical, nonlinear, and soft matter physics
Year: 2000, Volume: 62, Issue: 5, Pages: 6957-6967
ISSN:1550-2376
DOI:10.1103/PhysRevE.62.6957
Online Access:Verlag, Volltext: http://dx.doi.org/10.1103/PhysRevE.62.6957
Verlag, Volltext: https://link.aps.org/doi/10.1103/PhysRevE.62.6957
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Author Notes:U.S. Schwarz and S.A. Safran
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Summary:Effective pair potentials for hollow nanoparticles such as those made from carbon (fullerenes) or metal dichalcogenides (inorganic fullerenes) consist of a hard core repulsion and a deep, but short-ranged, van der Waals attraction. We investigate them for single-walled and multiwalled nanoparticles and show that in both cases, in the limit of large radii the interaction range scales inversely with the radius R, while the well depth scales linearly with R. We predict the values of the radius R and the wall thickness h at which the gas-liquid coexistence disappears from the phase diagram. We also discuss unusual material properties of the solid, which include a large heat of sublimation and a small surface energy.
Item Description:Gesehen am 18.12.2017
Physical Description:Online Resource
ISSN:1550-2376
DOI:10.1103/PhysRevE.62.6957