English
Related papers

Related papers: Coulomb deexcitation of pionic hydrogen within clo…

200 papers

Momentum and angular distributions of charged meson pairs $h^+h^-$ ($h=\pi, K$) from elementary atoms (EA) breakup (ionization) in the Coulomb field of a target atom is considered in the Born and Glauber approximations. Exploiting the fact…

High Energy Physics - Phenomenology · Physics 2020-01-29 L. G. Afanasyev , S. R. Gevorkyan , O. O. Voskresenskaya

We discuss the elementary physics of the final state Coulomb interactions in Hanbury-Brown Twiss interferometry, showing -- with explicit comparison to E877 data for $\pi^+\pi^-$ and $\pi^\pm p$ -- that the Coulomb corrections in the pair…

Nuclear Theory · Physics 2009-10-30 G. Baym , P. Braun-Munzinger

This work is concerned with the theoretical study of nuclear reactions between light charged ions at incident energies around and below the reactants Coulomb barrier, with a focus on the energy range of astrophysical interest for Big Bang…

Nuclear Theory · Physics 2023-07-06 Salvatore Simone Perrotta

Breakup reactions are generally quite complicated, they involve nuclear and electromagnetic forces including interference effects. Coulomb dissociation is an especially simple and important mechanism since the perturbation due to the…

Nuclear Theory · Physics 2007-05-23 G. Baur , K. Hencken , D. Trautmann , S. Typel , H. H. Wolter

We explore the effects of Coulomb interaction upon the nuclear liquid vapor phase transition. Because large nuclei (A>60) are metastable objects, phases, phase coexistence, and phase transitions cannot be defined with any generality and the…

Nuclear Theory · Physics 2014-11-18 L. G. Moretto , J. B. Elliott , L. Phair

Purpose : The aim of this paper is to study the elastic Coulomb breakup of $^{34}$Na on $^{208}$Pb to give us a core of $^{33}$Na with a neutron and in the process we try and investigate the one neutron separation energy and the ground…

Nuclear Theory · Physics 2016-08-24 G. Singh , Shubhchintak , R. Chatterjee

The strongly coupled electron liquid provides a unique opportunity to study the complex interplay of strong coupling with quantum degeneracy effects and thermal excitations. To this end, we carry out extensive \textit{ab initio} path…

Computational Physics · Physics 2020-02-05 Tobias Dornheim , Travis Sjostrom , Shigenori Tanaka , Jan Vorberger

The $\gamma\gamma\to\pi\pi$ reactions are discussed. To describe those processes, we include dipion continuum, resonances, high-energy pion-pion rescatterings, $\rho$ meson exchange and pQCD Brodsky-Lepage mechanisms. The cross section for…

High Energy Physics - Phenomenology · Physics 2017-08-23 Mariola Klusek-Gawenda , Antoni Szczurek

Elliptic flow of deuterons is measured on simulated collisions events of Pb+Pb at CMS energy of 2.76 TeV per colliding nucleon pair. We use hybrid model that includes hydrodynamics for the deconfined phase and hadron transport as an…

Nuclear Theory · Physics 2026-03-10 Tomas Polednicek , Radka Vozabova , Boris Tomasik

We have investigated the polarization dependence of the emission spectra of p-shell multiexcitons of a quantum dot when the single particle level spacing is larger than the characteristic energy of the Coulomb interactions. We find that…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 N. Y. Hwang , S. -R. Eric Yang

Extensions of the eikonal approximation to low energy (20MeV/nucleon typically) are studied. The relation between the dynamical eikonal approximation (DEA) and the continuum-discretized coupled-channels method with the eikonal approximation…

Nuclear Theory · Physics 2014-09-25 Tokuro Fukui , Kazuyuki Ogata , Pierre Capel

The layered graphene systems exhibit the rich and unique excitation spectra arising from the electron-electron Coulomb interactions. The generalized tight-binding model is developed to cover the planar/buckled/cylindrical structures,…

Computational Physics · Physics 2019-01-15 Chiun-Yan Lin , Jhao-Ying Wu , Chih-Wei Chiu , Ming-Fa Lin

We argue that long-range Coulomb forces convert an isolated (N,N) armchair carbon nanotube into a strongly-renormalized *Luttinger liquid*. At high temperatures, we find anomalous temperature dependences for the interaction and impurity…

Mesoscale and Nanoscale Physics · Physics 2009-10-30 Charlie Kane , Leon Balents , Matthew Fisher

We report a significant improvement of an approximate method of including electron Coulomb distortion in electron induced reactions at momentum transfers greater than the inverse of the size of the target nucleus. In particular, we have…

Nuclear Theory · Physics 2009-10-31 K. S. Kim , L. E. Wright

Coulomb breakup strengths of 11Li into a three-body 9Li+n+n system are studied in the complex scaling method. We decompose the transition strengths into the contributions from three-body resonances, two-body ``10Li+n'' and three-body…

Nuclear Theory · Physics 2015-06-26 T. Myo , S. Aoyama , K. Kato , K. Ikeda

A comparison between existing measurements and calculations of the scalar spin-spin interaction (J-coupling) in deuterated molecular hydrogen (HD) yields stringent constraints on anomalous spin-dependent potentials between nucleons at the…

Atomic Physics · Physics 2015-06-04 Micah Ledbetter , Michael Romalis , Derek Jackson-Kimball

Thermodynamic quantities of Coulomb plasmas consisting of point-like ions immersed in a compressible, polarizable electron background are calculated for ion charges Z=1 to 26 and for a wide domain of plasma parameters ranging from the…

Plasma Physics · Physics 2016-09-08 G. Chabrier , A. Y. Potekhin

The energy dependence of the cross sections of $p\bar p$, $n\bar n$, and meson production in $e^+e^-$ annihilation in the vicinity of the $p\bar p$ and $n\bar n$ thresholds is studied. The proton-neutron mass difference and the $p\bar p$…

High Energy Physics - Phenomenology · Physics 2018-06-18 A. I. Milstein , S. G. Salnikov

A simple formula for correlation energy $E_c$ of the $\pi$ electron systems is obtained under an approximation for the electron-electron interactions. This formula is related directly to square of the bond order matrix and the…

Other Condensed Matter · Physics 2007-05-23 Hua Zhao