Ground state energy of charged particles clusters by quantum Monte Carlo method
Using variational and diffusion Monte Carlo methods, we have calculated the ground state energy of spinless charged particles (for N < 10) interacting through a repulsive Coulomb potential, moving in two-dimensions and kept together by an external parabolic potential. Using a very simple trial wave function, we obtain results comparable to those of a sophisticated model of a quantum dot.
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Main Authors: | , , |
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Format: | Digital revista |
Language: | English |
Published: |
Sociedade Brasileira de Física
2006
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Online Access: | http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-97332006000500024 |
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