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Bound states in boson impurity models

WebOct 6, 2024 · Andreev bound states (ABSs) are studied in quantum dot coupled to conventional BCS superconducting leads at infinite-U (Coulomb inteaction) limit within the slave Boson mean field approximation employing Green’s function approach. WebMar 24, 2024 · We identify three bipolaronic regimes depending on the strength of the atom-ion potential and the number of its two-body bound states: a perturbative regime …

Phys. Rev. X 6, 021027 (2016) - Bound States in Boson …

WebSep 30, 2024 · The problem of impurities in mediums formed by bosons is comprehensively studied in condensed matter physics. Even properties of a single atom immersed in the weakly interacting Bose gas change drastically [1,2,3,4,5].Depending on the strength of the boson–impurity interaction, a number of physically distinct impurity phases can be … WebWe discuss the phase diagram and the universal scaling functions of attractive Fermi gases at finite imbalance. The existence of a quantum multicritical point for the ... m4 airsoft 0 5 joule https://paulwhyle.com

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Webdetermined in the absence of BB and BBX interactions, bound states are determined in the presence of repulsive three-body boson-boson-impurity interactions, and bound … WebThe formation of bound states involving multiple particles underlies many interesting quantum physical phenomena, such as Efimov physics or superconductivity.... kita aitrach arche leiblfing

Few-boson system with a single impurity: Universal bound states …

Category:Few-boson system with a single impurity: Universal bound …

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Bound states in boson impurity models

Bound states in boson impurity models : Tao Shi - Archive

Webperiodic lattice, and then describe the more complex problem involving an impurity potential, which gives rise to bound and resonant (scattering) states. I calculate the eigenstates and eigenfunctions explicitly for a Green’s function of the cubic lattice, and discuss the nature of the bound and resonant states in this system. WebThe formation of bound states involving multiple particles underlies many interesting quantum physical phenomena, such as Efimov physics or superconductivity. In this work, …

Bound states in boson impurity models

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WebApr 1, 2016 · The formation of bound states involving multiple particles underlies many interesting quantum physical phenomena, such as Efimov physics or superconductivity. … WebMay 11, 2024 · In the polaronic case, the ion effective mass approaches its bare value M⋆ ≈ m in the limit of weak attractions, whereas for stronger ones it gradually increases for the given boson–boson ...

WebThe formation of bound states involving multiple particles underlies many interesting quantum physical … WebDec 14, 2024 · Impurity-Induced Multibody Resonances in a Bose Gas Phys Rev Lett. 2024 Dec 14;121 (24):243401. doi: 10.1103/PhysRevLett.121.243401. Authors Zhe-Yu Shi 1 , Shuhei M Yoshida 1 2 , Meera M Parish 1 , Jesper Levinsen 1 Affiliations 1 School of Physics and Astronomy, Monash University, Victoria 3800, Australia.

WebOct 18, 2024 · In the Markovian or weak coupling regime, the interaction of QEs through these single-photon bound states is known to lead to effective many-body QE Hamiltonians with tuneable but yet perturbative interactions. In this work we study the emergence of such models in the non-Markovian or strong coupling regime in different excitation subspaces. WebThe formation of bound states involving multiple particles underlies many interesting quantum physical phenomena, such as Efimov physics or superconductivity. In this work …

WebThe formation of bound states involving multiple particles underlies many interesting quantum physical phenomena, such as Efimov physics or superconductivity. In this work …

WebThe formation of bound states involving multiple particles underlies many interesting quantum physical phenomena, such as Efimov physics or superconductivity. In this work, we show the existence of an infinite number of such states for some boson impurity models. kita alea burgfarrnbachWebFeb 3, 2024 · In contrast, for the binding energy is negative, signaling the formation of bound states between the impurity and the bath. In all the cases examined, for weak … kita 2 offenbachWebThe formation of bound states involving multiple particles underlies many interesting quantum physical phenomena, such as Efimov physics or... DOAJ is a community … m4a mp3 webm