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We study the normal and the superconducting properties in noncentrosymmetric heavy fermion superconductors CeRhSi$_3$ and CeIrSi$_3$. For the normal state, we show that experimentally observed linear temperature dependence of the…

Superconductivity · Physics 2015-05-18 Y. Tada , N. Kawakami , S. Fujimoto

Spin alignment of vector mesons in heavy-ion collisions provides a novel probe of quark polarization and hadronization mechanism in quark-gluon plasma. Hadronic rescattering may affect the measured spin alignment of vector mesons due to…

Nuclear Experiment · Physics 2025-07-02 Zihan Liu , Ziyang Li , Wangmei Zha , Zebo Tang

We recently presented a method of analyzing invariant-mass spectra of kaon pairs resulting from decay of $\phi$ mesons produced in high-energy heavy-ion collisions. It can be used to extract the shifts in the mass and the width ($\Delta M$…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. S. Bhalerao , S. K. Gupta , P. Shukla

We have constructed a heavy baryon effective field theory with photon as an external field in accordance with the symmetry requirements similar to the heavy quark effective field theory. By treating the heavy baryon and anti-baryon equally…

High Energy Physics - Phenomenology · Physics 2014-11-18 K. B. Vijaya Kumar , Yong-Liang Ma , Yue-Liang Wu

Despite the success of the spin-thermalized assumption in explaining hyperon spin polarizations in relativistic heavy-ion collisions, challenges begin to arise especially at lower collision energies. The present study compares the nucleon…

Nuclear Theory · Physics 2026-03-02 Jun Xu

A recent publication reports that heavy-ion fusion cross sections at extreme subbarrier energies show a continuous change of their logarithmic slope with decreasing energy, resulting in a much steeper excitation function compared with…

Nuclear Theory · Physics 2009-11-10 K. Hagino , N. Rowley , M. Dasgupta

It is well known that non-central nuclear forces, such as the spin-orbital coupling and the tensor force, play important roles in understanding many interesting features of nuclear structures. However, their dynamical effects in nuclear…

Nuclear Theory · Physics 2015-11-17 Jun Xu , Bao-An Li , Wen-Qing Shen , Yin Xia

The findings on the spin polarization of $\Lambda$, $\Xi$, and $\Omega$ hyperons and spin alignment of $K^{*0}$, $\phi$, and $D^{*+}$ mesons in relativistic heavy-ion collision experiments at the RHIC and LHC facilities propose the…

High Energy Physics - Phenomenology · Physics 2026-02-17 Bhagyarathi Sahoo , Captain R. Singh , Raghunath Sahoo

We study the multiplicity fluctuation and correlation of identified mesons and baryons formed at the hadronization by the quark combination mechanism in the context of ultra-relativistic heavy-ion collisions. Based on the statistical method…

Nuclear Theory · Physics 2017-12-18 Hai-hong Li , Feng-lan Shao , Jun Song

We perform quantum calculations of fluctuations of the electromagnetic fields in $AA$ collisions at RHIC and LHC energies. We find that in the quantum picture the field fluctuations are much smaller than predictions of the classical…

Nuclear Theory · Physics 2017-08-22 B. G. Zakharov

The hyperfine spin splittings in heavy quarkonia are studied using the recently developed renormalization group improved spin-spin potential which is independent of the scale parameter $\mu$. The calculated energy difference between the…

High Energy Physics - Phenomenology · Physics 2014-11-17 Yu-Qi Chen , Robert J. Oakes

It is proposed to identify a strong electric field created during relativistic collisions of asymmetric nuclei via observation of pseudorapidity and transverse momentum distributions of hadrons with the same mass but opposite charges. The…

High Energy Physics - Phenomenology · Physics 2016-09-21 V. Toneev , O. Rogachevsky , V. Voronyuk

The coordinate and momentum space configurations of the net baryon number in heavy ion collisions that undergo spinodal decomposition, due to a first-order phase transition, are investigated using state-of-the-art machine-learning methods.…

Nuclear Theory · Physics 2019-12-23 Jan Steinheimer , LongGang Pang , Kai Zhou , Volker Koch , Jørgen Randrup , Horst Stoecker

Two-particle intensity correlation between the proton ($p$) and the Omega-baryon ($\Omega$) in high-energy heavy ion collisions is studied to unravel the possible spin-2 $p\Omega$ dibaryon recently suggested by lattice QCD simulations. The…

High Energy Physics - Phenomenology · Physics 2016-09-14 Kenji Morita , Akira Ohnishi , Faisal Etminan , Tetsuo Hatsuda

Some isospin dynamics results in heavy ion collisions from low to relativistic energies obtained through transport approaches, largely inspired by David M.Brink, are reviewed. At very low energies, just above the Coulomb barrier, the…

Nuclear Theory · Physics 2007-05-23 M. Di Toro

We show that the Linear Sigma Model with quarks produces an effective description of the QCD phase diagram and of the system's equilibrium distribution properties that deviate from those of the Hadron Resonance Gas Model. The deviation is…

It has been proposed that the $\Lambda$ and $\overline{\Lambda}$ polarizations observed in heavy-ion collisions are due to the interaction between quark spin and thermal vorticity. In this work we report on a computation of the relaxation…

High Energy Physics - Phenomenology · Physics 2020-09-23 Alejandro Ayala , David de la Cruz , L. A. Hernández , S. Hernández-Ortíz , Jordi Salinas

To explore the strength, isospin dependence, and density dependence of the in-medium spin-orbit coupling that is poorly known but relevant for understanding the structure of rare isotopes, the nucleon spin up-down differential transverse…

Nuclear Theory · Physics 2014-06-19 Yin Xia , Jun Xu , Bao-An Li , Wen-Qing Shen

The event-by-event azimuthal fluctuations in high-energy heavy-ion collisions are analyzed by means of the so-called Phi-measure. The fluctuations due to the collective transverse flow and those caused by the quantum statistics and…

Nuclear Theory · Physics 2014-11-18 Stanislaw Mrowczynski

Spin effects in the tunneling regime of strong field ionization of hydrogenlike highly charged ions in linearly as well as circularly polarized laser fields are investigated. The impact of the polarization of a laser field on the spin…

Quantum Physics · Physics 2018-07-04 Enderalp Yakaboylu , Michael Klaiber , Karen Z. Hatsagortsyan