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The strong Scott conjecture about the electron density at a distance 1/Z from an atomic nucleus of charge $Z$ and its generalization for molecules are proved. The density, suitably scaled, converges to an explicit limiting density as $Z \to…

Condensed Matter · Physics 2007-05-23 Alexei Iantchenko , Elliott H. Lieb , Heinz Siedentop

A density functional theory for many-body lattice models is considered in which the single-particle density matrix is the basic variable. Eigenvalue equations are derived for solving Levy's constrained search of the interaction energy…

Strongly Correlated Electrons · Physics 2009-10-31 R. Lopez-Sandoval , G. M. Pastor

For adjusting the charging state of a molecular metal complex in the context of a density functional theory description of coherent electron transport through single molecule junctions, we correct for self interaction effects by fixing the…

Mesoscale and Nanoscale Physics · Physics 2015-06-12 Georg Kastlunger , Robert Stadler

Electron scattering provides a powerful tool to determine charge distributions and transition densities of nuclei. This tool will soon be available for short-lived neutron-rich nuclei. [Purpose] Beyond mean-field methods have been…

Nuclear Theory · Physics 2015-03-10 J. M. Yao , M. Bender , P. -H. Heenen

If K is an odd-dimensional flag closed manifold, flag generalized homology sphere or a more general flag weak pseudomanifold with sufficiently many vertices, then the maximal number of edges in K is achieved by the balanced join of cycles.…

Combinatorics · Mathematics 2013-03-25 Michal Adamaszek

A general approach to analyze the electrodynamics of nuclear matter in bulk is presented using the relativistic Thomas-Fermi equation generalizing to the case of $N \simeq (m_{\rm Planck}/m_n)^3$ nucleons of mass $m_n$ the approach well…

Astrophysics · Physics 2008-11-26 Remo Ruffini , Michael Rotondo , She-Sheng Xue

We determine theoretically the relation between the total number of protons $N_{p}$ and the mass number $A$ (the charge to mass ratio) of nuclei and neutron cores with the model recently proposed by Ruffini et al. (2007) and we compare it…

Astrophysics · Physics 2009-11-13 Barbara Patricelli , Michael Rotondo , Remo Ruffini

It is known for quite some time that approximate density functional (ADF) theories fail disastrously when describing the dis-sociative symmetric radical cations R2+. Considering this dissociation limit, previous work has shown that…

Materials Science · Physics 2016-09-28 Ester Livshits , Roi Baer

A general theory of electric charge is proposed. It is based on two phenomenologies. Electric charge mutation and conservation law. Three charges $\{ +, - ,0\}$ transformations physics succeeds. Quantum field theory underlies corresponding…

General Physics · Physics 2023-02-15 R. Doria , L. S. Mendes

The extension of the density functional theory (DFT) to include pairing correlations without formal violation of the particle-number conservation condition is described. This version of the theory can be considered as a foundation of the…

Nuclear Theory · Physics 2007-05-23 S. Krewald , V. B. Soubbotin , V. I. Tselyaev , X. Vinas

The study of the magnetic properties of atoms and nuclei was performed. A linear dependence between the strength of the magnetic field at the nucleus and the effective charge divided by the major quantum number were analyzed and explained.…

Atomic Physics · Physics 2024-09-02 Andrzej Tucholski , Zygmunt Patyk

We compute the ground state energy of atoms and quantum dots with a large number N of electrons. Both systems are described by a non-relativistic Hamiltonian of electrons in a d-dimensional space. The electrons interact via the Coulomb…

Quantum Physics · Physics 2015-05-14 Hervé Kunz , Rico Rueedi

In this paper, a phenomenological theory of saturated ferromagnetoelastic conductors is established using a multi-continuum model and the classical laws of mechanics, thermodynamics and electromagnetics. The theory is nonlinear and is valid…

Materials Science · Physics 2023-08-01 Jiashi Yang

Accurate ab initio calculations of the energy levels of the superheavy elements Z=112 are presented. Relativistic Hartree-Fock and configuration interaction methods are combined with the many-body perturbation theory to construct the…

Atomic Physics · Physics 2010-09-20 T. H. Dinh , V. A. Dzuba , V. V. Flambaum

The atomic nucleus is composed of two different kinds of fermions, protons and neutrons. If the protons and neutrons did not interact, the Pauli exclusion principle would force the majority fermions (usually neutrons) to have a higher…

Nuclear Experiment · Physics 2014-12-02 O. Hen , M. Sargsian , L. B. Weinstein , E. Piasetzky , H. Hakobyan , D. W. Higinbotham , M. Braverman , W. K. Brooks , S. Gilad , K. P. Adhikari , J. Arrington , G. Asryan , H. Avakian , J. Ball , N. A. Baltzell , M. Battaglieri , A. Beck , S. May-Tal Beck , I. Bedlinskiy , W. Bertozzi , A. Biselli , V. D. Burkert , T. Cao , D. S. Carman , A. Celentano , S. Chandavar , L. Colaneri , P. L. Cole , V. Crede , A. DAngelo , R. De Vita , A. Deur , C. Djalali , D. Doughty , M. Dugger , R. Dupre , H. Egiyan , A. El Alaoui , L. El Fassi , L. Elouadrhiri , G. Fedotov , S. Fegan , T. Forest , B. Garillon , M. Garcon , N. Gevorgyan , Y. Ghandilyan , G. P. Gilfoyle , F. X. Girod , J. T. Goetz , R. W. Gothe , K. A. Griffioen , M. Guidal , L. Guo , K. Hafidi , C. Hanretty , M. Hattawy , K. Hicks , M. Holtrop , C. E. Hyde , Y. Ilieva , D. G. Ireland , B. I. Ishkanov , E. L. Isupov , H. Jiang , H. S. Jo , K. Joo , D. Keller , M. Khandaker , A. Kim , W. Kim , F. J. Klein , S. Koirala , I. Korover , S. E. Kuhn , V. Kubarovsky , P. Lenisa , W. I. Levine , K. Livingston , M. Lowry , H. Y. Lu , I. J. D. MacGregor , N. Markov , M. Mayer , B. McKinnon , T. Mineeva , V. Mokeev , A. Movsisyan , C. Munoz Camacho , B. Mustapha , P. Nadel-Turonski , S. Niccolai , G. Niculescu , I. Niculescu , M. Osipenko , L. L. Pappalardo , R. Paremuzyan , K. Park , E. Pasyuk , W. Phelps , S. Pisano , O. Pogorelko , J. W. Price , S. Procureur , Y. Prok , D. Protopopescu , A. J. R. Puckett , D. Rimal , M. Ripani , B. G. Ritchie , A. Rizzo , G. Rosner , P. Rossi , P. Roy , F. Sabatie , D. Schott , R. A. Schumacher , Y. G. Sharabian , G. D. Smith , R. Shneor , D. Sokhan , S. S. Stepanyan , S. Stepanyan , P. Stoler , S. Strauch , V. Sytnik , M. Taiuti , S. Tkachenko , M. Ungaro , A. V. Vlassov , E. Voutier , D. Watts , N. K. Walford , X. Wei , M. H. Wood , S. A. Wood , N. Zachariou , L. Zana , Z. W. Zhao , X. Zheng , I. Zonta

We present here novel insight into exchange-correlation functionals in density functional theory, based on the viewpoint of optimal transport. We show that in the case of two electrons and in the semiclassical limit, the exact…

Analysis of PDEs · Mathematics 2015-03-19 Codina Cotar , Gero Friesecke , Claudia Klüppelberg

The framework of nuclear energy density functionals is applied to a study of the formation and evolution of cluster states in nuclei. The relativistic functional DD-ME2 is used in triaxial and reflection-asymmetric relativistic…

Nuclear Theory · Physics 2015-06-19 J. P. Ebran , E. Khan , T. Niksic , D. Vretenar

In principle, many-electron correlation energy can be precisely computed from a reduced Wigner distribution function ($\mathcal{W}$) thanks to a universal functional transformation ($\mathcal{F}$), whose formal existence is akin to that of…

Chemical Physics · Physics 2019-01-23 Rutvij Vihang Bhavsar , Raghunathan Ramakrishnan

We try to improve the Thomas-Fermi model for the total energy and electron density of atoms and molecules by directly modifying the Euler equation for the electron density, which we argue is less affected by nonlocal corrections. Here we…

Statistical Mechanics · Physics 2007-05-23 Jeng-Da Chai , John D. Weeks

A fully analytical approximation for the observable characteristics of many-electron atoms is developed via a complete and orthonormal hydrogen-like basis with a single-effective charge parameter for all electrons of a given atom. The basis…

Quantum Physics · Physics 2017-12-06 O. D. Skoromnik , I. D. Feranchuk , A. U. Leonau , C. H. Keitel