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We investigate superfluid properties and strong-coupling effects in a one-component Fermi gas with an anisotropic p-wave interaction. Within the framework of the Gaussian fluctuation theory, we determine the superfluid transition…

Quantum Gases · Physics 2015-06-05 Daisuke Inotani , Manfred Sigrist , Yoji Ohashi

In this letter, we investigate the properties of a strongly interacting spinless Fermi gas close to a $p$-wave resonance. We show that the universal properties at a $p$-wave resonance are captured by two contacts, which are related…

Quantum Gases · Physics 2016-07-01 Zhenhua Yu , Joseph H. Thywissen , Shizhong Zhang

We theoretically investigate the specific heat $C_V$ at constant volume in the normal state of a $p$-wave interacting Fermi gas. Including fluctuations in the $p$-wave Cooper channel within the framework of the strong-coupling theory…

Quantum Gases · Physics 2017-03-08 Daisuke Inotani , Pieter van Wyk , Yoji Ohashi

We investigate the specific heat $C_V$ at constant volume and effects of uniaxial anisotropy of a $p$-wave attractive interaction in the normal state of an ultracold Fermi gas. Within the framework of the strong-coupling theory developed by…

Quantum Gases · Physics 2017-04-05 Daisuke Inotani , Pieter van Wyk , Yoji Ohashi

The contact is an important concept that characterizes the universal properties of a strongly interacting quantum gas. It appears in both thermodynamic (energy, pressure, etc.) and dynamic quantities (radio-frequency and Bragg…

Quantum Gases · Physics 2017-04-06 Yi-Cai Zhang , Shizhong Zhang

We present a rigorous study of momentum distribution and p-wave contacts of one dimensional (1D) spinless Fermi gases with an attractive p-wave interaction. Using the Bethe wave function, we analytically calculate the large-momentum tail of…

Quantum Gases · Physics 2018-08-15 Xiangguo Yin , Xi-Wen Guan , Yunbo Zhang , Haibin Su , Shizhong Zhang

We present a derivation of the adiabatic energy relations as well as the large momentum distribution of a polarized Fermi gas near p-wave Feshbach resonances. The leading asymptotic behavior ($k^{-2}$) and subleading behavior ($k^{-4}$) of…

Quantum Gases · Physics 2017-01-04 Shi-Guo Peng , Xia-Ji Liu , Hui Hu

An important tool for understanding the effects of interactions in harmonically trapped atomic gases is the examination of their collective modes. One such mode is the breathing or monopole mode, which is special as it is constrained to…

Quantum Gases · Physics 2022-01-05 Jeff Maki

We investigate single-particle properties of a one-component Fermi gas with a tunable p-wave interaction. Including pairing fluctuations associated with this anisotropic interaction within a $T$-matrix theory, we calculate the…

Quantum Gases · Physics 2015-06-04 D. Inotani , R. Watanabe , M. Sigrist , Y. Ohashi

We theoretically investigate the high-temperature thermodynamics of a strongly interacting trapped Fermi gas near either s-wave or p-wave Feshbach resonances, using a second order quantum virial expansion. The second virial coefficient is…

Quantum Gases · Physics 2011-07-15 Shi-Guo Peng , Shi-Qun Li , Peter D Drummond , Xia-Ji Liu

We investigate the specific heat $C_V$ at constant volume in the normal state of a $p$-wave interacting Fermi gas. Including $p$-wave pairing fluctuations within the strong-coupling theory developed by Nozi\`eres and Schmitt-Rink, we show…

Quantum Gases · Physics 2016-12-21 Daisuke Inotani , Pieter van Wyk , Yoji Ohashi

Thermodynamics provides powerful constraints on physical and chemical systems in equilibrium. However, non-equilibrium dynamics depends explicitly on microscopic properties, requiring an understanding beyond thermodynamics. Remarkably, in…

Quantum Gases · Physics 2016-06-15 C. Luciuk , S. Trotzky , S. Smale , Zhenhua Yu , Shizhong Zhang , J. H. Thywissen

Inspired by the renewed experimental activities on $p$-wave resonantly interacting atomic Fermi gases, we theoretically investigate some experimental observables of such systems at zero temperature in two dimensions, using both mean-field…

Quantum Gases · Physics 2019-08-21 Hui Hu , Xia-Ji Liu

We study the dependence of the $p$-wave contact on the Fermi temperature $T_F$ and reduced temperature $T/T_F$ based on the number of closed-channel molecules. From the anisotropic pattern of dissociated molecules, we resolve the narrow…

Quantum Gases · Physics 2026-01-12 Kenta Nagase , Hikaru Takahashi , Soki Oshima , Takashi Mukaiyama

The scattering properties of spin-polarized Fermi gases are dominated by p-wave interactions. Besides their inherent angular dependence, these interactions differ from their s-wave counterparts as they also require the presence of a finite…

Quantum Gases · Physics 2023-03-14 Jeff Maki , Tilman Enss

We study the universal relations and normal-phase thermodynamics of a two-component ultracold Fermi gas with coexisting $s$- and $p$-wave interactions. Due to the orthogonality of two-body wave functions of different scattering channels,…

Quantum Gases · Physics 2018-03-20 Fang Qin , Xiaoling Cui , Wei Yi

We study one-dimensional strongly interacting quantum gas mixtures, including both the Bose-Fermi and spin-1/2 Fermi-Fermi mixtures, with weak p-wave interactions between intra-component fermions, and demonstrate that the weak p-wave…

Quantum Gases · Physics 2016-03-30 Haiping Hu , Lei Pan , Shu Chen

The structure and stability of dilute degenerate Fermi gases trapped in an external potential is discussed with special emphasis on the influence of s- and p-wave interactions. In a first step an Effective Contact Interaction for all…

Soft Condensed Matter · Physics 2009-11-07 R. Roth , H. Feldmeier

Single-component ultracold atomic Fermi gases are usually described using noninteracting many-fermion models. However, recent experiments reached a regime where $p$-wave interactions among identical fermionic atoms are important. In this…

Quantum Gases · Physics 2023-05-09 Gianluca Bertaina , Marco G. Tarallo , Sebastiano Pilati

We theoretically investigate strong-coupling effects on specific heat at constant volume $C_{\rm V}$ in a superfluid Fermi gas with a tunable interaction associated with Feshbach resonance. Including fluctuations of the superfluid order…

Quantum Gases · Physics 2019-05-22 Daisuke Inotani , Pieter van Wyk , Yoji Ohashi
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