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Quantum Monte Carlo calculation of the zero-temperature phase diagram of the two-component fermionic hard-core gas in two dimensions

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Quantum Monte Carlo calculation of the zero-temperature phase diagram of the two-component fermionic hard-core gas in two dimensions. / Drummond, Neil; Cooper, N. R.; Needs, R. J. et al.
In: Physical review B, Vol. 83, No. 19, 195429, 18.05.2011.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Drummond, N, Cooper, NR, Needs, RJ & Shlyapnikov, GV 2011, 'Quantum Monte Carlo calculation of the zero-temperature phase diagram of the two-component fermionic hard-core gas in two dimensions', Physical review B, vol. 83, no. 19, 195429. https://doi.org/10.1103/PhysRevB.83.195429

APA

Drummond, N., Cooper, N. R., Needs, R. J., & Shlyapnikov, G. V. (2011). Quantum Monte Carlo calculation of the zero-temperature phase diagram of the two-component fermionic hard-core gas in two dimensions. Physical review B, 83(19), Article 195429. https://doi.org/10.1103/PhysRevB.83.195429

Vancouver

Drummond N, Cooper NR, Needs RJ, Shlyapnikov GV. Quantum Monte Carlo calculation of the zero-temperature phase diagram of the two-component fermionic hard-core gas in two dimensions. Physical review B. 2011 May 18;83(19):195429. doi: 10.1103/PhysRevB.83.195429

Author

Drummond, Neil ; Cooper, N. R. ; Needs, R. J. et al. / Quantum Monte Carlo calculation of the zero-temperature phase diagram of the two-component fermionic hard-core gas in two dimensions. In: Physical review B. 2011 ; Vol. 83, No. 19.

Bibtex

@article{adcb10b159184a258188c6df1291b487,
title = "Quantum Monte Carlo calculation of the zero-temperature phase diagram of the two-component fermionic hard-core gas in two dimensions",
abstract = "Motivated by potential realizations in cold-atom or cold-molecule systems, we have performed quantum Monte Carlo simulations of two-component gases of fermions in two dimensions with hard-core interactions. We have determined the gross features of the zero-temperature phase diagram by investigating the relative stabilities of paramagnetic and ferromagnetic fluids and crystals. We have also examined the effect of including a pairwise, long-range r^3 potential between the particles. Our most important conclusion is that there is no region of stability for a ferromagnetic fluid phase, even if the long-range interaction is present. We also present results for the pair-correlation function, static structure factor, and momentum density of two-dimensional hard-core fluids.",
author = "Neil Drummond and Cooper, {N. R.} and Needs, {R. J.} and Shlyapnikov, {G. V.}",
note = "{\textcopyright}2011 American Physical Society",
year = "2011",
month = may,
day = "18",
doi = "10.1103/PhysRevB.83.195429",
language = "English",
volume = "83",
journal = "Physical review B",
issn = "1550-235X",
publisher = "AMER PHYSICAL SOC",
number = "19",

}

RIS

TY - JOUR

T1 - Quantum Monte Carlo calculation of the zero-temperature phase diagram of the two-component fermionic hard-core gas in two dimensions

AU - Drummond, Neil

AU - Cooper, N. R.

AU - Needs, R. J.

AU - Shlyapnikov, G. V.

N1 - ©2011 American Physical Society

PY - 2011/5/18

Y1 - 2011/5/18

N2 - Motivated by potential realizations in cold-atom or cold-molecule systems, we have performed quantum Monte Carlo simulations of two-component gases of fermions in two dimensions with hard-core interactions. We have determined the gross features of the zero-temperature phase diagram by investigating the relative stabilities of paramagnetic and ferromagnetic fluids and crystals. We have also examined the effect of including a pairwise, long-range r^3 potential between the particles. Our most important conclusion is that there is no region of stability for a ferromagnetic fluid phase, even if the long-range interaction is present. We also present results for the pair-correlation function, static structure factor, and momentum density of two-dimensional hard-core fluids.

AB - Motivated by potential realizations in cold-atom or cold-molecule systems, we have performed quantum Monte Carlo simulations of two-component gases of fermions in two dimensions with hard-core interactions. We have determined the gross features of the zero-temperature phase diagram by investigating the relative stabilities of paramagnetic and ferromagnetic fluids and crystals. We have also examined the effect of including a pairwise, long-range r^3 potential between the particles. Our most important conclusion is that there is no region of stability for a ferromagnetic fluid phase, even if the long-range interaction is present. We also present results for the pair-correlation function, static structure factor, and momentum density of two-dimensional hard-core fluids.

U2 - 10.1103/PhysRevB.83.195429

DO - 10.1103/PhysRevB.83.195429

M3 - Journal article

VL - 83

JO - Physical review B

JF - Physical review B

SN - 1550-235X

IS - 19

M1 - 195429

ER -