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Related papers: ESC NN-Potentials in Momentum Space. I. PS-PS Exch…

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Understanding neutron-proton(np) interaction has been one of the most studied problems. One way to construct model interaction has been using inversion potentials obtained from experimental scattering phase shifts(SPS). Here, we show that,…

Nuclear Theory · Physics 2021-05-03 Anil Khachi , Lalit Kumar , O. S. K. S. Sastri

Scaling analyses have been successfully applied to study the inclusive electron scattering $(\textit{e}, \textit{e}^{\prime})$ over the past few decades. In this paper, we utilize the $\psi^{\prime}$ scaling function in momentum space to…

Nuclear Theory · Physics 2023-08-15 Lei Wang , Qinglin Niu , Jinjuan Zhang , Jian Liu , Zhongzhou Ren

Soft Two-body potentials between the constituent quarks of the nucleon are derived using harmonic oscillator, i.e. gaussian, quark wave-functions. The gaussian wave-functions are very suited for applications with the ESC soft-core…

Nuclear Theory · Physics 2025-01-22 Th. A. Rijken

The idea of a Potential Energy Surface (PES) forms the basis of almost all accounts of the mechanisms of chemical reactions, and much of theoretical molecular spectroscopy. It is assumed that, in principle, the PES can be calculated by…

Quantum Physics · Physics 2013-04-10 Brian Sutcliffe , R. Guy Woolley

Starting from the axial heavy meson exchange currents, constructed earlier in conjunction with the Bethe--Salpeter equation, we first present the axial $\rho$--, $\omega$-- and $a_1$ meson exchange Feynman amplitudes that satisfy the…

Nuclear Theory · Physics 2009-11-07 B. Mosconi , P. Ricci , E. Truhlik

Using a dynamical model relevant to cold-atom experiments, we show that long-lasting exponential spreading of wave packets in momentum space is possible. Numerical results are explained via a pseudo-classical map, both qualitatively and…

Chaotic Dynamics · Physics 2012-01-13 Jiao Wang , Italo Guarneri , Giulio Casati , Jiangbin Gong

We investigate self-interacting scalar, pseudoscalar and vector meson fields and their influence on NN interactions. Due to the self--interaction one has to solve nonlinear field equations which allow solitary wave solutions. A propability…

Nuclear Theory · Physics 2007-05-23 Lutz Jaede , Heinrich Viktor v. Geramb

A recently developed quasi two-dimensional exact-exchange formalism within the framework of Density Functional Theory has been applied to a strongly inhomogeneous interacting electron gas, and the results were compared with state-of-the-art…

Condensed Matter · Physics 2009-11-07 S. Rigamonti , F. A. Reboredo , C. R. Proetto

The $\pi N$ potential includes the t-channel exchanges of the scalar-mesons $\sigma$ and f_0, vector-meson $\rho$, tensor-mesons f_2 and f_2' and the Pomeron as well as the s- and u-channel exchanges of the nucleon N and the resonances…

Nuclear Theory · Physics 2009-11-11 H. Polinder , Th. A. Rijken

The YN results are presented from a new version of the Extended-soft-core (ESC) potential model for Baryon-baryon (BB) scattering. The potentials consist of local- and non-local-potentials due to (i) One-boson-exchange (OBE), (ii) Pomeron…

Nuclear Theory · Physics 2019-05-01 M. M. Nagels , Th. A. Rijken , Y. Yamamoto

A phase-space representation of nuclear interactions, which depends on the distance $\vec{r}$ and relative momentum $\vec{p}$ of the nucleons, is presented. A method is developed that permits to extract the interaction $V(\vec{r},\vec{p})$…

Nuclear Theory · Physics 2015-06-22 H. Feldmeier , T. Neff , D. Weber

We transform the trigonometric S wave Rosen-Morse potential to momentum space in employing its property of being a harmonic angular function on the three dimensional hypersphere S^3.

Mathematical Physics · Physics 2009-08-27 C. B. Compean , M. Kirchbach

Theory and recent experiments concerning exchange-driven magnetic excitation (EDME) are reviewed. This phenomenon employs the exchange field produced by a narrowly distributed spin-polarized electron current to excite Larmor precession in a…

Condensed Matter · Physics 2007-05-23 J. C. Slonczewski

We derive a generalized Minkowski Energy Momentum Tensor for a monochromatic wave in a lossless medium exhibiting temporal and spatial dispersion. The Energy Momentum Tensor is then related to familiar expressions for energy density and…

General Physics · Physics 2016-04-11 Chris Fietz

We investigate meson-exchange currents (MEC) in the one-particle emission transverse response of nuclear matter, incorporating short-range correlations via the Bethe-Goldstone equation with a realistic nucleon-nucleon interaction. The…

Nuclear Theory · Physics 2025-10-27 Paloma R. Casale , Jose E. Amaro

To model momentum exchange in nonlinear wave-particle interaction, as in amplification devices like traveling-wave tubes, we use an $N$-body self-consistent hamiltonian description based on Kuznetsov's discrete model, and we provide new…

Plasma Physics · Physics 2018-08-01 Damien Minenna , Yves Elskens , Frédéric André , Fabrice Doveil

Different modern phase shift equivalent NN potentials are tested by evaluating the partial wave decomposition of the kinetic and potential energy of the deuteron. Significant differences are found, which are traced back to the matrix…

Nuclear Theory · Physics 2009-10-30 A. Polls , H. Müther , R. Machleidt , M. Hjorth-Jensen

The Quark-quark (QQ) and Quark-nucleon (QN) interactions in this paper are derived from the Extended-soft-core (ESC) interactions. The meson-quark-quark (MQQ) vertices are determined in the framework of the constituent quark model (CQM).…

Nuclear Theory · Physics 2024-12-23 Th. A. Rijken , Y. Yamamoto

We analyze the electromagnetic field near a plane interface between a conductive and a dielectric media, under conditions supporting surface plasmon-polariton (SPP) propagation. The conductive medium is described by the hydrodynamic…

A framework for premetric p-form electrodynamics is proposed. Independently of particular constitutive relations, the corresponding Maxwell equations are derived as a special case of stress theory in geometric continuum mechanics.…

Mathematical Physics · Physics 2026-01-16 Vladimir Gol'dshtein , Reuven Segev