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Related papers: The Hartree and Vlasov equations at positive densi…

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We review the recent results [45, 46] concerning the semiclassical limit from the Hartree dynamics to the Vlasov equation with singular potentials and extend them to the case of more general radial interactions. We prove that, at positive…

Mathematical Physics · Physics 2020-03-03 Chiara Saffirio

We derive the relativistic Vlasov equation from quantum Hartree dynamics for fermions with relativistic dispersion in the mean-field scaling, which is naturally linked with an effective semiclassic limit. Similar results in the…

Mathematical Physics · Physics 2018-03-14 Elia Dietler , Simone Rademacher , Benjamin Schlein

We prove a quantitative and global in time semiclassical limit from the Hartree to the Vlasov equation in the case of a singular interaction potential in dimension $d\geq 3$, including the case of a Coulomb singularity in dimension $d=3$.…

Analysis of PDEs · Mathematics 2024-01-12 Laurent Lafleche

We study the long time behavior of small solutions to the semi-relativistic Hartree equations in two dimension. The nonlinear term is convolved with the singular potential $|x|^{-\gamma}$ for $1<\gamma<2$, which is referred to as…

Analysis of PDEs · Mathematics 2023-12-22 Changhun Yang

We consider the three-dimensional semi-relativistic Hartree model for fast quantum mechanical particles moving in a self-consistent field. Under appropriate assumptions on the initial density matrix as a (fully) mixed quantum state we…

Mathematical Physics · Physics 2009-11-13 Gonca L. Aki , Peter A. Markowich , Christof Sparber

This article concerns the long-time dynamics of quantum particles in the semi-classical regime. First, we show that for the nonlinear Hartree equation with short-range interaction potential, small-data solutions obey dispersion bounds and…

Analysis of PDEs · Mathematics 2025-07-18 Sonae Hadama , Younghun Hong

In this paper, we prove a quantitative version of the semiclassical limit from the Hartree to the Vlasov equation with singular interaction, including the Coulomb potential. To reach this objective, we also prove the propagation of velocity…

Analysis of PDEs · Mathematics 2020-01-22 Laurent Lafleche

We study the relativistic and non-relativistic Vlasov equation driven by short-range interaction potentials and identify the large time dynamics of solutions. In particular, we construct global-in-time solutions launched from small initial…

Analysis of PDEs · Mathematics 2025-09-11 Younghun Hong , Stephen Pankavich

We consider the evolution of quasi-free states describing $N$ fermions in the mean field limit, as governed by the nonlinear Hartree equation. In the limit of large $N$, we study the convergence towards the classical Vlasov equation. For a…

Mathematical Physics · Physics 2016-02-17 Niels Benedikter , Marcello Porta , Chiara Saffirio , Benjamin Schlein

The nonlinear Hartree equation (NLH) in the Heisenberg picture admits steady states of the form $\gamma_f=f(-\Delta)$ representing quantum states of infinitely many particles. In this article, we consider the time evolution of perturbations…

Analysis of PDEs · Mathematics 2026-01-14 Sonae Hadama , Younghun Hong

The asymptotic behaviour of the Hartree equation is studied near translation-invariant steady states. For short-range interaction kernels satisfying a uniform Penrose stability condition, including the screened Coulomb interaction,…

Analysis of PDEs · Mathematics 2025-06-18 Marnie Smith

We consider mixed quasi-free states describing $N$ fermions in the mean-field limit. In this regime, the time evolution is governed by the nonlinear Hartree equation. In the large $N$ limit, we study the convergence towards the classical…

Mathematical Physics · Physics 2019-03-27 Chiara Saffirio

We show local and global well-posedness results for the Hartree equation $$i\partial_t\gamma=[-\Delta+w*\rho_\gamma,\gamma],$$ where $\gamma$ is a bounded self-adjoint operator on $L^2(\R^d)$, $\rho_\gamma(x)=\gamma(x,x)$ and $w$ is a…

Mathematical Physics · Physics 2015-06-17 Mathieu Lewin , Julien Sabin

In this paper, we consider the asymptotic behaviors of small solutions to the semi-relativistic Hartree equations in two dimension. The nonlinear term is convolved with the Coulomb potential 1/|x|, and it produces the long-range interaction…

Analysis of PDEs · Mathematics 2023-08-01 Soonsik Kwon , Kiyeon Lee , Changhun Yang

We consider the semiclassical limit from the Hartree to the Vlasov equation with general singular interaction potential including the Coulomb and gravitational interactions, and we prove explicit bounds in the strong topologies of Schatten…

Mathematical Physics · Physics 2023-06-28 Laurent Lafleche , Chiara Saffirio

In this paper, we consider the scattering theory of the radial solution to focusing energy-subcritical Hartree equation with inverse-square potential in the energy space $H^{1}(\mathbb{R}^d)$ using the method from \cite{Dodson2016}. The…

Analysis of PDEs · Mathematics 2019-07-31 Yu Chen , Jing Lu , Fanfei Meng

We establish the asymptotic behavior and decay of solutions near vacuum to the Hartree equation with the Coulomb interaction potential in three dimensions. Our approach is direct, which consists of independently deriving the sharp…

Analysis of PDEs · Mathematics 2024-08-29 Toan T. Nguyen , Chanjin You

For arbitrarily large times $T>0$, we prove the uniform-in-$\hbar$ propagation of semiclassical regularity for the solutions to the Hartree$\unicode{x2013}$Fock equation with singular interactions of the form $V(x)=\pm\,|x|^{-a}$ where…

Analysis of PDEs · Mathematics 2024-01-12 Jacky J. Chong , Laurent Lafleche , Chiara Saffirio

We study the asymptotic stability for large times of homogeneous stationary states for the nonlinear Hartree equation for density matrices in Rd for d\geq3. We can reach both the optimal Sobolev and Schatten exponents for the initial data,…

Analysis of PDEs · Mathematics 2025-04-29 Antoine Borie , Sonae Hadama , Julien Sabin

We study the global behavior of solutions to the nonlinear generalized Hartree equation, where the nonlinearity is of the non-local type and is expressed as a convolution, $$ i u_t + \Delta u + (|x|^{-(N-\gamma)} \ast |u|^p)|u|^{p-2}u=0,…

Analysis of PDEs · Mathematics 2020-01-14 Anudeep Kumar Arora , Svetlana Roudenko
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