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Dependence of Orbital Feshbach Resonance in 173Yb on the Nuclear Hyperfine States

Received: 9 March 2022    Accepted: 24 March 2022    Published: 31 March 2022
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Abstract

A system of ultracold alkali (6Li, 40K) and alkaline-earth atoms (87Sr) will investigate the quantum simulation properties. Feshbach resonance (FR) is an essential tool for changing the interaction between particles by changing the magnetic field strength between the atoms. FR are of two kinds magnetic Feshbach resonance (MFR) and orbital Feshbach resonance (OFR), dealing with one band and two-band physics, respectively. In orbital Feshbach resonance, the energy difference between open and closed channels is in the range of Fermi energy or even smaller, reducing to zero or at no magnetic field. The atomic structural analysis of one valence electron in the outermost orbit for alkali atoms has widely explored the superfluidity and single-particle phenomena. The system of alkaline-earth atoms provides an excellent opportunity for the investigation of quantum simulation and quantum many-body matters such as the simulation of synthetic gauge field, Kondo physics, and SU(N) physics. This work studies spin-orbit coupled (SOC) physics in alkaline-earth (AE) atoms like 173Yb in two different electronic and nuclear hyperfine states. We discuss the interaction between particles in the hyperfine states by varying the interatomic distance. Here we will discuss short-range potential (in singlet and triplet channels at finite field strength) and long-range potential (open and closed channels for zero-field strength). We discuss the single-particle density-of-states (DOS) in the open and closed channel above superfluid phase transition temperature to study the normal-state properties of two particular nuclear hyperfine states.

Published in American Journal of Physics and Applications (Volume 10, Issue 2)
DOI 10.11648/j.ajpa.20221002.13
Page(s) 38-44
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This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Ultracold Atoms, Feshbach Resonance, Density-of-States, Ytterbium Atom, Superfluid Phase Transition Temperature

References
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    Soumita Mondal. (2022). Dependence of Orbital Feshbach Resonance in 173Yb on the Nuclear Hyperfine States. American Journal of Physics and Applications, 10(2), 38-44. https://doi.org/10.11648/j.ajpa.20221002.13

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    Soumita Mondal. Dependence of Orbital Feshbach Resonance in 173Yb on the Nuclear Hyperfine States. Am. J. Phys. Appl. 2022, 10(2), 38-44. doi: 10.11648/j.ajpa.20221002.13

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    Soumita Mondal. Dependence of Orbital Feshbach Resonance in 173Yb on the Nuclear Hyperfine States. Am J Phys Appl. 2022;10(2):38-44. doi: 10.11648/j.ajpa.20221002.13

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  • @article{10.11648/j.ajpa.20221002.13,
      author = {Soumita Mondal},
      title = {Dependence of Orbital Feshbach Resonance in 173Yb on the Nuclear Hyperfine States},
      journal = {American Journal of Physics and Applications},
      volume = {10},
      number = {2},
      pages = {38-44},
      doi = {10.11648/j.ajpa.20221002.13},
      url = {https://doi.org/10.11648/j.ajpa.20221002.13},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ajpa.20221002.13},
      abstract = {A system of ultracold alkali (6Li, 40K) and alkaline-earth atoms (87Sr) will investigate the quantum simulation properties. Feshbach resonance (FR) is an essential tool for changing the interaction between particles by changing the magnetic field strength between the atoms. FR are of two kinds magnetic Feshbach resonance (MFR) and orbital Feshbach resonance (OFR), dealing with one band and two-band physics, respectively. In orbital Feshbach resonance, the energy difference between open and closed channels is in the range of Fermi energy or even smaller, reducing to zero or at no magnetic field. The atomic structural analysis of one valence electron in the outermost orbit for alkali atoms has widely explored the superfluidity and single-particle phenomena. The system of alkaline-earth atoms provides an excellent opportunity for the investigation of quantum simulation and quantum many-body matters such as the simulation of synthetic gauge field, Kondo physics, and SU(N) physics. This work studies spin-orbit coupled (SOC) physics in alkaline-earth (AE) atoms like 173Yb in two different electronic and nuclear hyperfine states. We discuss the interaction between particles in the hyperfine states by varying the interatomic distance. Here we will discuss short-range potential (in singlet and triplet channels at finite field strength) and long-range potential (open and closed channels for zero-field strength). We discuss the single-particle density-of-states (DOS) in the open and closed channel above superfluid phase transition temperature to study the normal-state properties of two particular nuclear hyperfine states.},
     year = {2022}
    }
    

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  • TY  - JOUR
    T1  - Dependence of Orbital Feshbach Resonance in 173Yb on the Nuclear Hyperfine States
    AU  - Soumita Mondal
    Y1  - 2022/03/31
    PY  - 2022
    N1  - https://doi.org/10.11648/j.ajpa.20221002.13
    DO  - 10.11648/j.ajpa.20221002.13
    T2  - American Journal of Physics and Applications
    JF  - American Journal of Physics and Applications
    JO  - American Journal of Physics and Applications
    SP  - 38
    EP  - 44
    PB  - Science Publishing Group
    SN  - 2330-4308
    UR  - https://doi.org/10.11648/j.ajpa.20221002.13
    AB  - A system of ultracold alkali (6Li, 40K) and alkaline-earth atoms (87Sr) will investigate the quantum simulation properties. Feshbach resonance (FR) is an essential tool for changing the interaction between particles by changing the magnetic field strength between the atoms. FR are of two kinds magnetic Feshbach resonance (MFR) and orbital Feshbach resonance (OFR), dealing with one band and two-band physics, respectively. In orbital Feshbach resonance, the energy difference between open and closed channels is in the range of Fermi energy or even smaller, reducing to zero or at no magnetic field. The atomic structural analysis of one valence electron in the outermost orbit for alkali atoms has widely explored the superfluidity and single-particle phenomena. The system of alkaline-earth atoms provides an excellent opportunity for the investigation of quantum simulation and quantum many-body matters such as the simulation of synthetic gauge field, Kondo physics, and SU(N) physics. This work studies spin-orbit coupled (SOC) physics in alkaline-earth (AE) atoms like 173Yb in two different electronic and nuclear hyperfine states. We discuss the interaction between particles in the hyperfine states by varying the interatomic distance. Here we will discuss short-range potential (in singlet and triplet channels at finite field strength) and long-range potential (open and closed channels for zero-field strength). We discuss the single-particle density-of-states (DOS) in the open and closed channel above superfluid phase transition temperature to study the normal-state properties of two particular nuclear hyperfine states.
    VL  - 10
    IS  - 2
    ER  - 

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Author Information
  • Department of Physics, Shanghai University, Shanghai, China

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