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Paper IPM / Physic / 12543 |
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Abstract: | |||||||||
We study ground-state properties of a two-dimensional
fluid of single-component polarized dipolar
fermions within the Euler-Lagrange Fermi-hypernetted-chain approximation. Our method is based
on the solution of a scattering Schrodinger equation for the "pair amplitude"
p√{g(r)} with an effective
potential which includes a Bose like term from the Jastrow-Feenberg correlations and a Fermi term
from kinetic energy and exchange which is tailored to reproduce the Hartree-Fock limit at weak
coupling. A very good agreement with the recent quantum Monte-Carlo (QMC) simulation results
over a wide range of coupling strengths is achieved. We also investigate instability towards the
formation of density waves. In agreement with the QMC studies we do not find any instability for
purely repulsive and isotropic dipolar interaction.
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