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Related papers: Fermions in Deep Optical Lattice under p-wave Fesh…

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We propose to realize a p-wave superfluid using bosons mixed with a single species of fermions in a deep optical lattice. We analyze with a self-consistent method its excitation spectrum in presence of a vortex, and we point out the range…

Quantum Gases · Physics 2010-03-25 P. Massignan , A. Sanpera , M. Lewenstein

We describe the collisional interaction between two different atoms that are trapped in a harmonic potential. The atoms are exposed to a magnetic field, which is modulated in the vicinity of an s-wave Feshbach resonance, and we study the…

Other Condensed Matter · Physics 2007-06-29 Jesper Fevre Bertelsen , Klaus Molmer

The relaxation processes in an ultra-cold degenerate atomic Fermi gas near a Feshbach resonance are considered. It is shown that the relaxation rate of the molecules being in a resonance with the atomic Fermi system is of the order of the…

Other Condensed Matter · Physics 2007-05-23 V. S. Babichenko

The frequency dependence of the interlayer conductivity of a layered Fermi liquid in a magnetic field which is tilted away from the normal to the layers is considered. For both quasi-one- and quasi-two-dimensional systems resonances occur…

Strongly Correlated Electrons · Physics 2009-10-31 Ross H. McKenzie , Perez Moses

In the wake of successful experiments in Fermi condensates, experimental attention is broadening to study resonant interactions in degenerate Bose-Fermi mixtures. Here we consider the properties and stability of the fermionic molecules that…

Statistical Mechanics · Physics 2009-11-11 Alexander V. Avdeenkov , Daniele C. E. Bortolotti , John. L. Bohn

We study an effective field theory describing cold fermionic atoms near a Feshbach resonance. The theory gives a unique description of the dynamics in the limit that the energy of the Feshbach resonance is tuned to be twice that of the…

Condensed Matter · Physics 2016-08-31 Deog Ki Hong , Stephen D. H. Hsu

We study a system of ultracold fermionic Potassium (40K) atoms in a three-dimensional optical lattice in the vicinity of an s-wave Feshbach resonance. Close to resonance, the system is described by a multi-band Bose-Fermi Hubbard…

Quantum Gases · Physics 2010-06-30 I. Titvinidze , M. Snoek , W. Hofstetter

We use laser light near resonant with an optical bound-to-bound transition to shift the magnetic field at which a Feshbach resonance occurs. We operate in a regime of large detuning and large laser intensity. This reduces the light-induced…

Other Condensed Matter · Physics 2009-06-23 D. M. Bauer , M. Lettner , C. Vo , G. Rempe , S. Dürr

We investigate the phenomenon of fermionic pairing with mismatched Fermi surfaces in a two-species system in the presence of Feshbach resonance, where the resonantly-paired fermions combine to form bosonic molecules. We observe that the…

Quantum Gases · Physics 2011-10-18 Raka Dasgupta

We investigate the phase separation of resonantly interacting fermions in a trap with imbalanced spin populations, both at zero and at finite temperatures. We directly minimize the thermodynamical potential under the local density…

Other Condensed Matter · Physics 2009-02-05 W. Yi , L. -M. Duan

We report on the observation of Feshbach resonances at low magnetic field strength (below 10 G) in the Fermi-Fermi mixture of $^{161}$Dy and $^{40}$K. We characterize five resonances by measurements of interspecies thermalization rates and…

We study quantum degenerate Fermi gases of ${^6}$Li atoms at high densities ($10^{15}$ cm$^{-3}$) and observe elastic and inelastic $p$-wave collisions far away from any Feshbach resonance. $P$-wave evaporation reaches temperatures of…

Quantum Gases · Physics 2021-10-29 Furkan Çağrı Top , Yair Margalit , Wolfgang Ketterle

We report on the observation of dipolar splitting in 6Li p-wave Feshbach resonances by highresolution atom-loss spectroscopy. The Feshbach resonances at 159 G and 215 G exhibit a doublet structure of 10 mG and 13 mG, respectively,…

Feshbach resonances are an invaluable tool in atomic physics, enabling precise control of interactions and the preparation of complex quantum phases of matter. Here, we theoretically analyze a solid-state analogue of a Feshbach resonance in…

Mesoscale and Nanoscale Physics · Physics 2022-07-27 Clemens Kuhlenkamp , Michael Knap , Marcel Wagner , Richard Schmidt , Atac Imamoglu

Quantum lattice solitons in a system of two ultracold bosons near Feshbach resonance are investigated. It is shown that their binding energy, effective mass, and spatial width, can be manipulated varying the detuning from the Feshbach…

Other Condensed Matter · Physics 2007-05-23 K. V. Krutitsky , D. V. Skryabin

This paper reviews current experimental and theoretical progress in the study of dipolar quantum gases of ground and meta-stable atoms with a large magnetic moment. We emphasize the anisotropic nature of Feshbach resonances due to coupling…

Atomic Physics · Physics 2015-06-23 Svetlana Kotochigova

It is hard to stabilize the p-wave superfluid state of cold atomic gas in free space due to inelastic collisional losses. We consider the p-wave Feshbach resonance in an optical lattice, and show that it is possible to have a stable p-wave…

Quantum Gases · Physics 2010-08-12 Y. -J. Han , Y. -H. Chan , W. Yi , A. J. Daley , S. Diehl , P. Zoller , L. -M. Duan

We report on the observation of nineteen interspecies Feshbach resonances in an optically trapped ultracold Bose-Fermi mixture of ^{133}Cs and ^{6}Li in the two energetically lowest spin states. We assign the resonances to s- and p-wave…

Quantum Gases · Physics 2013-10-24 M. Repp , R. Pires , J. Ulmanis , R. Heck , E. D. Kuhnle , M. Weidemüller , E. Tiemann

In this work we study a system of two distinguishable fermions in a 1D harmonic potential. This system has the exceptional property that there is an analytic solution for arbitrary values of the interparticle interaction. We tune the…

Quantum Gases · Physics 2013-07-16 G. Zürn , F. Serwane , T. Lompe , A. N. Wenz , M. G. Ries , J. E. Bohn , S. Jochim

In this letter we show that the recently theoretically predicted and experimentally observed "orbital Feshbach resonance" in alkali-earth-like Yb-173 atom is a narrow resonance in energy, while it is hundreds Gauss wide in term of magnetic…

Quantum Gases · Physics 2016-09-14 Junjun Xu , Ren Zhang , Yanting Cheng , Peng Zhang , Ran Qi , Hui Zhai