Articles with "extended cluster" as a keyword



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Quantum correlations in the extended cluster spin-1/2 XXZ chain

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Published in 2018 at "Physica A: Statistical Mechanics and its Applications"

DOI: 10.1016/j.physa.2018.08.156

Abstract: Abstract We study the ground state phase diagram of the extended cluster spin-1/2 XXZ chain from quantum correlations point of view. Our model is equivalent to a one-dimensional (1D) spin-1/2 XXZ model with three-spin interaction… read more here.

Keywords: extended cluster; quantum correlations; cluster spin; spin ... See more keywords
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An extended cluster expansion for ground states of heterofullerenes

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/s41598-017-16469-0

Abstract: It is challenging to determine the ground states of heterofullerenes due to the numerous isomers. Taking the C60-nBn heterofullerenes (1 ≤ n ≤ 4) as an example, our first-principles calculations with the isomer enumeration present the most stable structure… read more here.

Keywords: extended cluster; expansion; ground states; cluster expansion ... See more keywords