Physics of ultracold Fermi gases revealed by spectroscopies

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Physics of ultracold Fermi gases revealed by spectroscopies. / Törmä, Päivi.

In: Physica Scripta , Vol. 91, No. 4, 043006, 22.03.2016, p. 1-19.

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@article{d90bcd06f32d463bac3a3e56a1b01fb2,
title = "Physics of ultracold Fermi gases revealed by spectroscopies",
abstract = "This article provides a brief review of how various spectroscopies have been used to investitage many-body quantum phenomena in the context of ultracold Fermi gases. In particular, work done with RF spectroscopy, Bragg spectroscopy and lattice modulation spectroscopy is considered. The theoretical basis of these spectroscopies, namely linear response theory in the many-body quantum physics context is briefly presented. Experiments related to the BCS-BEC crossover, imbalanced Fermi gases, polarons, possible pseudogap and Fermi liquid behaviour and measuring the contact are discussed. Remaining open problems and goals in the field are sketched from the perspective how spectroscopies could contribute.",
keywords = "BCS-BEC crossover, Bragg spectroscopy, Imbalanced Fermi gases, Lattice modulation spectroscopy, RF spectroscopy, Ultracold Fermi gases, Ultracold quantum gases",
author = "P{\"a}ivi T{\"o}rm{\"a}",
year = "2016",
month = "3",
day = "22",
doi = "10.1088/0031-8949/91/4/043006",
language = "English",
volume = "91",
pages = "1--19",
journal = "Physica Scripta",
issn = "0031-8949",
number = "4",

}

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TY - JOUR

T1 - Physics of ultracold Fermi gases revealed by spectroscopies

AU - Törmä, Päivi

PY - 2016/3/22

Y1 - 2016/3/22

N2 - This article provides a brief review of how various spectroscopies have been used to investitage many-body quantum phenomena in the context of ultracold Fermi gases. In particular, work done with RF spectroscopy, Bragg spectroscopy and lattice modulation spectroscopy is considered. The theoretical basis of these spectroscopies, namely linear response theory in the many-body quantum physics context is briefly presented. Experiments related to the BCS-BEC crossover, imbalanced Fermi gases, polarons, possible pseudogap and Fermi liquid behaviour and measuring the contact are discussed. Remaining open problems and goals in the field are sketched from the perspective how spectroscopies could contribute.

AB - This article provides a brief review of how various spectroscopies have been used to investitage many-body quantum phenomena in the context of ultracold Fermi gases. In particular, work done with RF spectroscopy, Bragg spectroscopy and lattice modulation spectroscopy is considered. The theoretical basis of these spectroscopies, namely linear response theory in the many-body quantum physics context is briefly presented. Experiments related to the BCS-BEC crossover, imbalanced Fermi gases, polarons, possible pseudogap and Fermi liquid behaviour and measuring the contact are discussed. Remaining open problems and goals in the field are sketched from the perspective how spectroscopies could contribute.

KW - BCS-BEC crossover

KW - Bragg spectroscopy

KW - Imbalanced Fermi gases

KW - Lattice modulation spectroscopy

KW - RF spectroscopy

KW - Ultracold Fermi gases

KW - Ultracold quantum gases

UR - http://www.scopus.com/inward/record.url?scp=84964823476&partnerID=8YFLogxK

U2 - 10.1088/0031-8949/91/4/043006

DO - 10.1088/0031-8949/91/4/043006

M3 - Review Article

VL - 91

SP - 1

EP - 19

JO - Physica Scripta

JF - Physica Scripta

SN - 0031-8949

IS - 4

M1 - 043006

ER -

ID: 3338970