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Quantum computing may offer the opportunity to simulate strongly-interacting field theories, such as quantum chromodynamics, with physical time evolution. This would give access to Minkowski-signature correlators, in contrast to the…

High Energy Physics - Lattice · Physics 2021-01-13 Raúl A. Briceño , Juan V. Guerrero , Maxwell T. Hansen , Alexandru Sturzu

Bound-bound transitions can occur when localized atomic orbitals are thermally depleted, allowing excitations that would otherwise be forbidden at zero temperature. We predict signatures of bound-bound transitions in x-ray Thomson…

Plasma Physics · Physics 2021-09-21 Andrew D. Baczewski , Thomas Hentschel , Alina Kononov , Stephanie B. Hansen

In bound systems whose constituent particles are heavier than the electron, the dominant radiative correction to energy levels is given by light-fermion (electronic) vacuum polarization. In consequence, relativistic and recoil corrections…

High Energy Physics - Phenomenology · Physics 2026-04-07 G. S. Adkins , U. D. Jentschura

Baryons are modeled as bound states of scalar or axialvector diquarks and a constituent quark which interact through quark exchange. This description results as an approximation to the relativistic Faddeev equation for three quarks. The…

Nuclear Theory · Physics 2008-11-26 R. Alkofer , S. Ahlig , C. Fischer , M. Oettel

We discuss systematic uncertainties in the chemical freeze-out parameters from the $\chi^2$ analysis of hadron multiplicity ratios in the heavy-ion collision experiments. The systematics due to the choice of specific hadron ratios are found…

High Energy Physics - Phenomenology · Physics 2020-03-11 Sumana Bhattacharyya , Deeptak Biswas , Sanjay K. Ghosh , Rajarshi Ray , Pracheta Singha

Deuteron-deuteron elastic scattering and transfer reactions in the energy regime above four-nucleon breakup threshold are described by solving exact four-particle equations for transition operators. Several realistic nuclear interaction…

Nuclear Theory · Physics 2015-02-09 A. Deltuva , A. C. Fonseca

We study the theoretical structure of compositeness with explicit energy dependence, and find a possible explanation for the difficulty in the interpretation of compositeness of deuteron. Compositeness of deuteron is calculated as larger…

High Energy Physics - Phenomenology · Physics 2024-04-08 Zanpeng Yin , Daisuke Jido

Kinetic equilibration of the matter and baryon densities attained in central region of colliding Au+Au nuclei in the energy range of $\sqrt{s_{NN}}=$ 3.3--39 GeV are examined within the model of the three-fluid dynamics. It is found that…

Nuclear Theory · Physics 2020-03-04 Yu. B. Ivanov , A. A. Soldatov

The influence of the boundary conditions used in the Wigner-Seitz approximation applied to the neutron star inner crust is examined. The generalized energy functional method which includes neutron and proton pairing correlations is used.…

Nuclear Theory · Physics 2007-05-23 M. Baldo , E. E. Saperstein , S. V. Tolokonnikov

We generalize the twisted quantum double model of topological orders in two dimensions to the case with boundaries by systematically constructing the boundary Hamiltonians. Given the bulk Hamiltonian defined by a gauge group $G$ and a…

Strongly Correlated Electrons · Physics 2017-11-21 Alex Bullivant , Yuting Hu , Yidun Wan

A quantum spin chain with non-conventional boundary conditions is studied. The distinct nature of these boundary conditions arises from the conversion of a soliton to an anti-soliton after being reflected to the boundary, hence the…

High Energy Physics - Theory · Physics 2015-02-04 Jean Avan , Anastasia Doikou , Nikos Karaiskos

This paper studies baryons and baryonic matter in the combined large N_c and heavy quark mass limits of QCD in 1+1 dimension. In this non-relativistic limit, baryons are composed of N_c quarks that interact, at leading order in N_c, through…

Nuclear Theory · Physics 2013-03-12 Prabal Adhikari , Thomas D. Cohen , Arec Jamgochian , Nilay Kumar

The fragmentation of deuterons into pions emitted forward in the kinematic region forbidden for free nucleon-nucleon collisions is analyzed. It is shown that the inclusion of the non-nucleon degrees of freedom in a deuteron allows to…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Yu. Illarionov , A. G. Litvinenko , G. I. Lykasov

We present lattice QCD calculations of the masses of the deuteron, dineutron, Helium-3 and Helium-4 with physical sea quarks and valence quark masses corresponding to pion masses between 140 and 700 MeV. At the physical point, the lowest…

High Energy Physics - Lattice · Physics 2026-04-01 Debsubhra Chakraborty , Noah Chavez , Xiang Gao , Nilmani Mathur , Swagato Mukherjee

In this work, trions in two-dimensional (2D) space are studied by variational method with trial wavefunctions being constructed by linear combinations of 2D slater-type orbitals (STOs). Via this method, trion energy levels and wavefunctions…

Mesoscale and Nanoscale Physics · Physics 2021-07-28 Yao-Wen Chang , Yia-Chung Chang

In muonic bound systems, the dominant radiative correction is due to vacuum polarization. Yet, for the interpretation of precision experiments, self-energy effects are also important. In turn, additional vacuum-polarization loops perturb…

High Energy Physics - Phenomenology · Physics 2024-09-30 B. Ohayon , U. D. Jentschura

Elastic ed scattering, with deuteron polarization, up to high momentum transfer provides detailed information on the deuteron wave function. This determines the range dependence of the orbital and spin components of the one- and two-body…

Nuclear Theory · Physics 2007-05-23 E. Lomon

The in-medium Eta-N interaction near and below threshold is constructed from a free-space chirally-inspired meson-baryon coupled-channel model that captures the physics of the N(1535) baryon resonance. Nucleon Pauli blocking and hadron…

Nuclear Theory · Physics 2015-06-18 A. Cieplý , E. Friedman , A. Gal , J. Mareš

We investigate the formation of light nuclei with the nuclear mass number less than or equal to four in 2+1 flavor QCD using a non-perturbative improved Wilson quark and Iwasaki gauge actions. The quark mass is decreased from our previous…

High Energy Physics - Lattice · Physics 2015-07-06 Takeshi Yamazaki , Ken-ichi Ishikawa , Yoshinobu Kuramashi , Akira Ukawa

We present a consistent analysis of elastic electron--deuteron scattering combining perturbative quantum chromodynamics (pQCD) scaling, helicity amplitudes, and phenomenological parameterizations of deuteron form factors. Particular…

High Energy Physics - Phenomenology · Physics 2026-05-12 Yaroslav D. Krivenko-Emetov , Iryna Myroshnykova