Population imbalance in the extended Fermi-Hubbard model

Research output: Contribution to journalArticleScientificpeer-review

Standard

Population imbalance in the extended Fermi-Hubbard model. / Dhar, A.; Kinnunen, J. J.; Törmä, P.

In: Physical Review B, Vol. 94, No. 7, 075116, 09.08.2016, p. 1-7.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

APA

Vancouver

Author

Bibtex - Download

@article{9d7c0b9a55ad4dee81d37fd552dd58c7,
title = "Population imbalance in the extended Fermi-Hubbard model",
abstract = "We study the interplay between population imbalance in a two-component fermionic system and nearest-neighbor interaction using the matrix product states method. Our analysis reveals a parameter regime for the existence of the Fulde-Ferrell-Larkin-Ovchinnikov phase. Furthermore, we find distinct evidence for the presence of hidden order in the system. We present an effective model to understand the emergent oscillations in the string correlations due to the imbalance and show how they can become an efficient tool to investigate systems with imbalance.",
author = "A. Dhar and Kinnunen, {J. J.} and P. T{\"o}rm{\"a}",
note = "| openaire: EC/FP7/340748/EU//CODE",
year = "2016",
month = "8",
day = "9",
doi = "10.1103/PhysRevB.94.075116",
language = "English",
volume = "94",
pages = "1--7",
journal = "Physical Review B (Condensed Matter and Materials Physics)",
issn = "2469-9950",
publisher = "American Physical Society",
number = "7",

}

RIS - Download

TY - JOUR

T1 - Population imbalance in the extended Fermi-Hubbard model

AU - Dhar, A.

AU - Kinnunen, J. J.

AU - Törmä, P.

N1 - | openaire: EC/FP7/340748/EU//CODE

PY - 2016/8/9

Y1 - 2016/8/9

N2 - We study the interplay between population imbalance in a two-component fermionic system and nearest-neighbor interaction using the matrix product states method. Our analysis reveals a parameter regime for the existence of the Fulde-Ferrell-Larkin-Ovchinnikov phase. Furthermore, we find distinct evidence for the presence of hidden order in the system. We present an effective model to understand the emergent oscillations in the string correlations due to the imbalance and show how they can become an efficient tool to investigate systems with imbalance.

AB - We study the interplay between population imbalance in a two-component fermionic system and nearest-neighbor interaction using the matrix product states method. Our analysis reveals a parameter regime for the existence of the Fulde-Ferrell-Larkin-Ovchinnikov phase. Furthermore, we find distinct evidence for the presence of hidden order in the system. We present an effective model to understand the emergent oscillations in the string correlations due to the imbalance and show how they can become an efficient tool to investigate systems with imbalance.

UR - http://www.scopus.com/inward/record.url?scp=84981214803&partnerID=8YFLogxK

U2 - 10.1103/PhysRevB.94.075116

DO - 10.1103/PhysRevB.94.075116

M3 - Article

VL - 94

SP - 1

EP - 7

JO - Physical Review B (Condensed Matter and Materials Physics)

JF - Physical Review B (Condensed Matter and Materials Physics)

SN - 2469-9950

IS - 7

M1 - 075116

ER -

ID: 6935886