Search Results - "Rougerie, Nicolas"

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  1. 1

    Semiclassical Limit for Almost Fermionic Anyons by Girardot, Théotime, Rougerie, Nicolas

    Published in Communications in mathematical physics (01-10-2021)
    “…In two-dimensional space there are possibilities for quantum statistics continuously interpolating between the bosonic and the fermionic one. Quasi-particles…”
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  2. 2

    Stability of the Laughlin Phase Against Long-Range Interactions by Olgiati, Alessandro, Rougerie, Nicolas

    “…A natural, “perturbative”, problem in the modelization of the fractional quantum Hall effect is to minimize a classical energy functional within a variational…”
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  3. 3

    A Lieb–Thirring inequality for extended anyons by Girardot, Théotime, Rougerie, Nicolas

    Published in Letters in mathematical physics (01-02-2023)
    “…We derive a Pauli exclusion principle for extended fermion-based anyons of any positive radius and any nontrivial statistics parameter. That is, we consider 2D…”
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  4. 4

    Dimensional reduction for a system of 2D anyons by Rougerie, Nicolas, Yang, Qiyun

    Published in Annales Henri Poincaré (2024)
    “…Anyons with a statistical phase parameter α ∈ ( 0 , 2 ) are a kind of quasi-particles that, for topological reasons, only exist in a 1D or 2D world. We…”
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  5. 5

    Classical field theory limit of many-body quantum Gibbs states in 2D and 3D by Lewin, Mathieu, Nam, Phan Thành, Rougerie, Nicolas

    Published in Inventiones mathematicae (01-05-2021)
    “…We provide a rigorous derivation of nonlinear Gibbs measures in two and three space dimensions, starting from many-body quantum systems in thermal equilibrium…”
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  6. 6

    Vortex patterns in the almost-bosonic anyon gas by Correggi, Michele, Duboscq, Romain, Lundholm, Douglas, Rougerie, Nicolas

    Published in Europhysics letters (01-04-2019)
    “…We study theoretically and numerically the ground state of a gas of 2D Abelian anyons in an external trapping potential. We treat anyon statistics in the…”
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  7. 7

    A note on 2D focusing many-boson systems by LEWIN, MATHIEU, NAM, PHAN THÀNH, ROUGERIE, NICOLAS

    “…We consider a 2D quantum system of 𝑁 bosons in a trapping potential |𝑥|𝑠, interacting via a pair potential of the form 𝑁²𝛽⁻¹𝑤(𝑁𝛽𝑥). We show that for…”
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  8. 8

    Anyons in a tight wave-guide and the Tonks-Girardeau gas by Rougerie, Nicolas, Yang, Qiyun

    Published in SciPost physics core (2023)
    “…We consider a many-body system of 2D anyons, free quantum particles with general statistics parameter \alpha ∈ ]0,2[ α ∈ ] 0 , 2 [ . In the magnetic gauge…”
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  9. 9

    Higher-Dimensional Coulomb Gases and Renormalized Energy Functionals by Rougerie, Nicolas, Serfaty, Sylvia

    “…We consider a classical system of n charged particles in an external confining potential in any dimension d ≥ 2. The particles interact via pairwise repulsive…”
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  10. 10

    Emergence of Fractional Statistics for Tracer Particles in a Laughlin Liquid by Lundholm, Douglas, Rougerie, Nicolas

    Published in Physical review letters (29-04-2016)
    “…We consider a thought experiment where two distinct species of 2D particles in a perpendicular magnetic field interact via repulsive potentials. If the…”
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  11. 11

    Interacting Bosons in a Double-Well Potential: Localization Regime by Rougerie, Nicolas, Spehner, Dominique

    Published in Communications in mathematical physics (01-07-2018)
    “…We study the ground state of a large bosonic system trapped in a symmetric double-well potential, letting the distance between the two wells increase to…”
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  12. 12

    Boundary Behavior of the Ginzburg–Landau Order Parameter in the Surface Superconductivity Regime by Correggi, Michele, Rougerie, Nicolas

    “…We study the 2D Ginzburg--Landau theory for a type-II superconductor in an applied magnetic field varying between the second and third critical value. In this…”
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  13. 13

    The Average Field Approximation for Almost Bosonic Extended Anyons by Lundholm, Douglas, Rougerie, Nicolas

    Published in Journal of statistical physics (01-12-2015)
    “…Anyons are 2D or 1D quantum particles with intermediate statistics, interpolating between bosons and fermions. We study the ground state of a large number N of…”
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  14. 14

    Incompressibility Estimates for the Laughlin Phase by Rougerie, Nicolas, Yngvason, Jakob

    Published in Communications in mathematical physics (01-06-2015)
    “…This paper has its motivation in the study of the Fractional Quantum Hall Effect. We consider 2D quantum particles submitted to a strong perpendicular magnetic…”
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  15. 15

    Incompressibility Estimates for the Laughlin Phase, Part II by Rougerie, Nicolas, Yngvason, Jakob

    Published in Communications in mathematical physics (01-10-2015)
    “…We consider fractional quantum Hall states built on Laughlin’s original N -body wave-functions, i.e., they are of the form holomorphic × Gaussian and vanish…”
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  16. 16

    Invariant Gibbs measures for 1D NLS in a trap by Dinh, van Duong, Rougerie, Nicolas

    Published in Annales de l'Institut Fourier (2024)
    “…We consider the one dimensional cubic nonlinear Schrödinger equation with trapping potential behaving like |x| s (s > 1) at infinity. We construct Gibbs…”
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  17. 17

    Derivation of Hartreeʼs theory for generic mean-field Bose systems by Lewin, Mathieu, Nam, Phan Thành, Rougerie, Nicolas

    Published in Advances in mathematics (New York. 1965) (20-03-2014)
    “…In this paper we provide a novel strategy to prove the validity of Hartreeʼs theory for the ground state energy of bosonic quantum systems in the mean-field…”
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  18. 18

    The Laughlin liquid in an external potential by Rougerie, Nicolas, Yngvason, Jakob

    Published in Letters in mathematical physics (01-04-2018)
    “…We study natural perturbations of the Laughlin state arising from the effects of trapping and disorder. These are N -particle wave functions that have the form…”
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  19. 19

    The Hartree functional in a double well by Olgiati, Alessandro, Rougerie, Nicolas

    Published in Journal of spectral theory (01-01-2021)
    “…We consider a non-linear Hartree energy for bosonic particles in a symmetric double-well potential. In the limit where the wells are far apart and the…”
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  20. 20

    The mean-field approximation and the non-linear Schrödinger functional for trapped Bose gases by Lewin, Mathieu, Nam, Phan Thành, Rougerie, Nicolas

    “…We study the ground state of a trapped Bose gas, starting from the full many-body Schrödinger Hamiltonian, and derive the non-linear Schrödinger energy…”
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