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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
49
pubmed:dateCreated
2009-12-3
pubmed:abstractText
We have located the structures of putative global minima for Morse clusters as a function of the range of the potential and the cluster size (with atom number 161 < or = N < or = 240) using the dynamic lattice searching method. Our work indicates that with the range of the potential decreased, the structure of global minimum changes from disordered to icosahedral to decahedral to close-packed, and meanwhile the size effect on structures becomes weaker. At the middle range of potential, the icosahedral structures with Mackay overlayers are more predominant than those with anti-Mackay overlayers. The conformational analysis of M(200) at different rho(0) is given to get the funnel information of the energy landscape. The energy sequences of global minima at different rho(0) are studied to find out the magic numbers, and the zero temperature "phase diagram" is given for an overall view of how the global minima depend upon N and rho(0).
pubmed:language
eng
pubmed:journal
pubmed:status
PubMed-not-MEDLINE
pubmed:month
Dec
pubmed:issn
1520-5215
pubmed:author
pubmed:issnType
Electronic
pubmed:day
10
pubmed:volume
113
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
13651-5
pubmed:year
2009
pubmed:articleTitle
Putative global minimum structures of Morse clusters as a function of the range of the potential: 161 < or = N < or = 240.
pubmed:affiliation
Hefei National Laboratory for Physical Sciences at the Microscale, and School of Life Sciences, University of Science and Technology of China (USTC), Hefei, Anhui, 230027, China. clj@ustc.edu
pubmed:publicationType
Journal Article