We propose a dynamical mechanism which provides an interaction between the spins of hyperons and antihyperons and the vorticity of the baryon current in noncentral high energy nuclear collisions. The interaction is mediated by massive vector and scalar bosons, which is well known to describe the nuc...

[Phys. Rev. C 99, 021901(R)] Published Tue Feb 19, 2019

]]>Within the framework of chiral effective field theory, perturbative calculation for $NN$ scattering is carried out in partial waves with orbital angular momentum $L\u2a7e1$. The primary goal is to identify the lowest angular momenta at which perturbative treatment of chiral forces can apply. Results up to th...

[Phys. Rev. C 99, 024003] Published Tue Feb 19, 2019

]]>Asymptotic normalization coefficients (ANCs) are fundamental nuclear constants that play an important role in nuclear reactions, nuclear structure, and nuclear astrophysics. In this paper a connection between ANCs and resonance widths of the mirror states is established. Using the Pinkston-Satchler ...

[Phys. Rev. C 99, 024311] Published Tue Feb 19, 2019

]]>We propose a new variational method for describing nuclear matter from nucleon-nucleon interaction. We use the unitary correlation operator method (UCOM) for central correlation to treat the short-range repulsion and further include the two-particle two-hole (2p2h) excitations of nucleon pair involv...

[Phys. Rev. C 99, 024312] Published Tue Feb 19, 2019

]]>We present calculations of nucleon-deuteron scattering as well as ground and low-lying excited states of light nuclei in the mass range $A=3\u201316$ up through next-to-next-to-leading order in chiral effective field theory using semilocal coordinate-space regularized two- and three-nucleon forces. It is s...

[Phys. Rev. C 99, 024313] Published Tue Feb 19, 2019

]]>The newly developed relativistic-mean-field and complex-momentum-representation (RMF-CMR) method is used to explore the exotic structure for the neutron-rich Ca, Ni, Sn, and Pb isotopes. The results are compared with the relativistic Hartree-Bogoliubov (RHB) calculations as well as the available dat...

[Phys. Rev. C 99, 024314] Published Tue Feb 19, 2019

]]>We present an experimental investigation of thermal phase transition in atomic nuclei by measuring the $\gamma $ rays from the decay of the giant dipole resonance in ${}^{169}\mathrm{Tm}$ populated by using the reaction ${}^{4}\mathrm{He}+{}^{165}\mathrm{Ho}$. The systematic measurement confirms the prolate shape, similar to the ground-state value, til...

[Phys. Rev. C 99, 024315] Published Tue Feb 19, 2019

]]>The experimental liquid-gas phase transition signals are examined for the quasiprojectile (QP) reconstructed from the reactions of ${}^{40}\mathrm{Ar}+{}^{27}\mathrm{Al}$, ${}^{48}\mathrm{Ti}$, ${}^{58}\mathrm{Ni}$ at 47 MeV/nucleon, using measures of caloric curve, multiplicity derivative, moment parameters, and fluctuation of maximum fragment charge number (...

[Phys. Rev. C 99, 024616] Published Tue Feb 19, 2019

]]>The equation of state and phase diagram of isospin-symmetric chemically equilibrated mixture of $\alpha $ particles and nucleons $N$ are studied in the mean-field approximation. The model takes into account the effects of Fermi and Bose statistics for $N$ and $\alpha $, respectively. We use Skyrme-like parametrization ...

[Phys. Rev. C 99, 024909] Published Tue Feb 19, 2019

]]>Elliptic flow (${v}_{2}$) fluctuations in central heavy-ion collisions are direct probes of the fluctuating geometry of the quark-gluon plasma and, as such, are strongly sensitive to any deviation from spherical symmetry in the shape of the colliding nuclei. I investigate the consequences of nuclear deform...

[Phys. Rev. C 99, 024910] Published Tue Feb 19, 2019

]]>The Bayesian approach for feedforward neural networks has been applied to the extraction of the nucleon axial form factor from the neutrino-deuteron-scattering data measured by the Argonne National Laboratory bubble-chamber experiment. This framework allows to perform a model-independent determinati...

[Phys. Rev. C 99, 025204] Published Tue Feb 19, 2019

]]>The ${}^{12}\mathrm{C}(\alpha ,\gamma ){}^{16}\mathrm{O}$ reaction plays a key role in the evolution of stars with masses of $M>0.55\phantom{\rule{0.16em}{0ex}}{M}_{\odot}$. The cross-section of the ${}^{12}\mathrm{C}(\alpha ,\gamma ){}^{16}\mathrm{O}$ reaction within the Gamow window (${E}_{\text{c.m.}}=300\phantom{\rule{0.16em}{0ex}}\mathrm{keV},{T}_{9}=0.2$) is extremely small (about ${10}^{-17}$ barn), which makes the direct measurement in a ground-based laboratory with exi...

[Phys. Rev. C 99, 025805] Published Tue Feb 19, 2019

]]>[Phys. Rev. C 99, 029902] Published Fri Feb 15, 2019

]]>The first measurement of dielectron (${\mathrm{e}}^{+}{\mathrm{e}}^{-}$) production in central $(0\u201310\%)$ Pb–Pb collisions at $\sqrt{{\mathit{s}}_{\mathrm{NN}}}=2.76\phantom{\rule{0.16em}{0ex}}\mathrm{TeV}$ at the LHC is presented. The dielectron invariant-mass spectrum is compared to the expected contributions from hadron decays in the invariant-mass range $0<{m}_{\mathrm{ee}}<3.5\phantom{\rule{4pt}{0ex}}\mathrm{GeV}/{\mathit{c}}^{2}$. The ratio of data a...

[Phys. Rev. C 99, 024002] Published Thu Feb 14, 2019

]]>We present a new framework to treat the dissipation and fluctuation dynamics associated with nucleon-nucleon scattering in heavy-ion collisions. The two-body collision processes are effectively described in terms of the diffusion of nucleons in viscous nuclear media, governed by a set of Langevin eq...

[Phys. Rev. C 99, 024612] Published Thu Feb 14, 2019

]]>**Background:** Previous studies of $(d,p)$ reactions in three-body (proton, neutron, nuclear core) systems revealed a nontrivial effect of the core excitation: the transfer cross section cannot be factorized into the spectroscopic factor and the single-particle cross section obtained neglecting the core ...

[Phys. Rev. C 99, 024613] Published Thu Feb 14, 2019

]]>In the study of the odd-$Z$, even-$N$ nuclei ${}^{243}\mathrm{Es}$ and ${}^{249}\mathrm{Md}$, performed at the University of Jyväskylä, the fusion-evaporation reactions ${}^{197}\mathrm{Au}({}^{48}\mathrm{Ca},2n)\phantom{\rule{0.16em}{0ex}}{}^{243}\mathrm{Es}$ and ${}^{203}\mathrm{Tl}({}^{48}\mathrm{Ca},2n)\phantom{\rule{0.16em}{0ex}}{}^{249}\mathrm{Md}$ have been used for the first time. Fusion-evaporation residues were selected and detected using a gas-filled separator coup...

[Phys. Rev. C 99, 024614] Published Thu Feb 14, 2019

]]>The use of the inverse kinematics technique and a magnetic spectrometer permits the simultaneous measurement of proton and neutron content of full fission fragment distributions. This paper reports new measurements of five fissioning systems—${}^{238}\mathrm{U},\phantom{\rule{0.16em}{0ex}}{}^{239}\mathrm{Np},\phantom{\rule{0.16em}{0ex}}{}^{240}\mathrm{Pu},\phantom{\rule{0.16em}{0ex}}{}^{244}\mathrm{Cm}$, and ${}^{250}\mathrm{Cf}$—produced in inelastic sc...

[Phys. Rev. C 99, 024615] Published Thu Feb 14, 2019

]]>We propose the quark mean-field bag (QMFB) model by incorporating the bag confinement mechanism in the original quark mean-field model. Nuclear matter and neutron star properties are studied with the QMFB model. For the study of the bag effect, we fit 12 parameter sets by reproducing the empirical s...

[Phys. Rev. C 99, 025804] Published Thu Feb 14, 2019

]]>Coulomb shifts of the linear-chain states are theoretically investigated for the mirror pair of ${}^{14}\mathrm{C}$ and ${}^{14}\mathrm{O}$ by using the antisymmetrized molecular dynamics. Energy shift of the $\sigma $-bond linear-chain states is found and it is due to the reduction in the Coulomb energy associated with the spatially exte...

[Phys. Rev. C 99, 021303(R)] Published Wed Feb 13, 2019

]]>We report on the first femtoscopic measurement of baryon pairs, such as $p-p,p-\mathrm{\Lambda}$, and $\mathrm{\Lambda}-\mathrm{\Lambda}$, measured by ALICE at the Large Hadron Collider (LHC) in proton-proton collisions at $\sqrt{s}=7\phantom{\rule{0.28em}{0ex}}\mathrm{TeV}$. This study demonstrates the feasibility of such measurements in $pp$ collisions at ultrarelativistic energies. The femt...

[Phys. Rev. C 99, 024001] Published Wed Feb 13, 2019

]]>We perform self-consistent Skyrme Hartree-Fock calculations with the Coulomb exchange functional using the generalized gradient approximation (GGA). It is found that the Perdew-Burke-Ernzerhof GGA (PBE-GGA) Coulomb exchange functional is able to reproduce the exact-Fock energy for nuclei in a wide r...

[Phys. Rev. C 99, 024309] Published Wed Feb 13, 2019

]]>A set of prompt partial $\gamma $-ray production cross sections from thermal neutron capture were measured for the ${}^{139}\mathrm{La}(n,\gamma )$ reaction using a guided beam of subthermal (thermal and cold) neutrons incident on a ${}^{\mathrm{nat}}\mathrm{La}_{2}{\mathrm{O}}_{3}$ target at the Prompt Gamma Activation Analysis facility of the Budapest Research Reactor...

[Phys. Rev. C 99, 024310] Published Wed Feb 13, 2019

]]>[Phys. Rev. C 99, 029901] Published Wed Feb 13, 2019

]]>**Background:** Despite remarkable success of the statistical model (SM) in describing decay of excited compound nuclei (CN), reproduction of the observables from heavy ion-induced fusion-fission reactions is often quite challenging. Ambiguities in choosing the input parameters, lack of clarity about in...

[Phys. Rev. C 99, 024610] Published Tue Feb 12, 2019

]]>**Background:** Predicting the properties of neutron-rich nuclei far from the valley of stability is one of the major challenges of modern nuclear theory. In heavy and superheavy nuclei, a difference of only a few neutrons is sufficient to change the dominant fission mode. A theoretical approach capable...

[Phys. Rev. C 99, 024611] Published Tue Feb 12, 2019

]]>A $\gamma $-decaying isomeric state (${\tau}_{1/2}={197}_{-17}^{+19}$ ns) has been identified in ${}^{96}\mathrm{Cd}$, which is one $\alpha $ particle away from the last known bound $N=Z$ nucleus, ${}^{100}\mathrm{Sn}$. Comparison of the results with shell-model calculations has allowed a tentative experimental level scheme to be deduced and the isomer to be interpr...

[Phys. Rev. C 99, 021302(R)] Published Mon Feb 11, 2019

]]>Excited states in ${}^{58,60,62}\mathrm{Ni}$ were populated via inelastic proton scattering at the Australian National University as well as via inelastic neutron scattering at the University of Kentucky Accelerator Laboratory. The Super-e electron spectrometer and the CAESAR Compton-suppressed HPGe array were used...

[Phys. Rev. C 99, 024306] Published Mon Feb 11, 2019

]]>The role of three-body force (TBF) and the relativistic corrections (RC) on the equations of state of nuclear matter and $\beta $-stable matter (BSM) within the relativistic lowest-order constrained variation (RLOCV) approach are studied. The AV14 potential and its relativistic version $\left({\stackrel{\u0303}{v}}_{14}\right)$ as well as th...

[Phys. Rev. C 99, 024307] Published Mon Feb 11, 2019

]]>Different models for the nonlocal description of the nuclear interaction are compared through a study of their effects on the half-lives of radioactive nuclei decaying by the emission of alpha particles. The half-lives are evaluated by considering a preformed $\alpha $ particle (${}^{4}\mathrm{He}$ nucleus), which tunnels ...

[Phys. Rev. C 99, 024308] Published Mon Feb 11, 2019

]]>The problems of reliability of partial photoneutron cross-section data for ${}^{75}\mathrm{As}$ obtained using beams of quasimonoenergetic photons produced by annihilation in flight of relativistic positrons and the method of neutron multiplicity sorting at Lawrence Livermore National Laboratory (USA) and Centre d’...

[Phys. Rev. C 99, 024608] Published Mon Feb 11, 2019

]]>Photoneutron cross sections were measured for ${}^{203}\mathrm{Tl}$ and ${}^{205}\mathrm{Tl}$ at energies between the one- and two-neutron thresholds using quasimonochromatic $\gamma $-ray beams produced in laser Compton scattering at the NewSUBARU synchrotron radiation facility. Our measurement results in cross sections significantly dif...

[Phys. Rev. C 99, 024609] Published Mon Feb 11, 2019

]]>The noncongruent liquid-gas phase transition (LGPT) in asymmetric nuclear matter is studied using the recently developed quantum van der Waals model in the grand canonical ensemble. Different values of the electric-to-baryon charge ratio, $Q/B$, are considered. This noncongruent LGPT exhibits several ...

[Phys. Rev. C 99, 024907] Published Mon Feb 11, 2019

]]>The centrality dependence of rapidity distributions of pions in Pb+Pb reactions can be understood by imposing local energy-momentum conservation in the longitudinal “fire streaks” of excited matter. With no tuning nor adjustment to the experimental data, the rapidity distribution of pions produced b...

[Phys. Rev. C 99, 024908] Published Mon Feb 11, 2019

]]>In this work, we perform a study of nucleon resonance production in the $\gamma p\to p\eta \varphi $ reaction within an effective Lagrangian approach. In our model, we consider the excitation of the ${N}^{*}\left(1535\right)$, ${N}^{*}\left(1650\right)$, ${N}^{*}\left(1710\right)$, and ${N}^{*}\left(1720\right)$ in the intermediate state and the background term. We find that this reaction is...

[Phys. Rev. C 99, 025203] Published Mon Feb 11, 2019

]]>The factorization scheme, based on the impulse approximation and the spectral function formalism, has been recently generalized to allow the description of electromagnetic nuclear interactions driven by two-nucleon currents. We have extended this framework to the case of weakly charged and neutral c...

[Phys. Rev. C 99, 025502] Published Mon Feb 11, 2019

]]>The photodisintegration cross sections for the ${}^{94}\mathrm{Mo}(\gamma ,n)$ and ${}^{90}\mathrm{Zr}(\gamma ,n)$ reactions have been experimentally investigated with quasi-monochromatic photon beams at the High Intensity $\gamma $-ray Source $\left(\mathrm{HI}\gamma \mathrm{S}\right)$ facility of the Triangle Universities Nuclear Laboratory (TUNL). The energy dependence of the photone...

[Phys. Rev. C 99, 025802] Published Mon Feb 11, 2019

]]>We construct a new class of phenomenological equations of state for homogeneous matter for use in simulations of hot and dense matter in local thermodynamic equilibrium. We construct a functional form which respects experimental, observational, and theoretical constraints on the nature of matter in ...

[Phys. Rev. C 99, 025803] Published Mon Feb 11, 2019

]]>We analyze a generic model where wounded quarks are amended with strings in which both endpoint positions fluctuate in spatial rapidity. With the assumption that the strings emit particles independently of one another and with a uniform distribution in rapidity, we are able to analyze the model semi...

[Phys. Rev. C 99, 024904] Published Fri Feb 08, 2019

]]>The production yield of the $\mathrm{\Lambda}\left(1520\right)$ baryon resonance is measured at midrapidity in Pb-Pb collisions at $\sqrt{{s}_{\mathit{NN}}}$ = 2.76 TeV with the ALICE detector at the Large Hadron Collider (LHC). The measurement is performed in the $\mathrm{\Lambda}\left(1520\right)\to \mathrm{p}{\mathrm{K}}^{-}$ (and charge conjugate) hadronic decay channel as a function of the transve...

[Phys. Rev. C 99, 024905] Published Fri Feb 08, 2019

]]>Comprehensive results on the production of unidentified charged particles, ${\pi}^{\pm},{\mathrm{K}}^{\pm},{\mathrm{K}}_{\mathrm{S}}^{0},{\mathrm{K}}^{*}{\left(892\right)}^{0},p,\overline{p},\varphi $(1020), $\mathrm{\Lambda},\overline{\mathrm{\Lambda}},{\mathrm{\Xi}}^{-},{\overline{\mathrm{\Xi}}}^{+},{\mathrm{\Omega}}^{-}$, and ${\overline{\mathrm{\Omega}}}^{+}$ hadrons in proton-proton ($pp$) collisions at $\sqrt{s}=7$ TeV at midrapidity ($\left|y\right|<0.5$) as a function of charged-particle multiplicity density are presented. In order...

[Phys. Rev. C 99, 024906] Published Fri Feb 08, 2019

]]>We compute the matrix elements for elastic scattering of dark matter (DM) particles off light nuclei (${}^{2}\mathrm{H},{}^{3}\mathrm{H},{}^{3}\mathrm{He},{}^{4}\mathrm{He}$, and ${}^{6}\mathrm{Li}$) using quantum Monte Carlo methods. We focus on scalar-mediated DM-nucleus interactions and use scalar currents obtained to next-to-leading order in chiral effective theory...

[Phys. Rev. C 99, 025501] Published Fri Feb 08, 2019

]]>**Background:** The nuclear kinetic density is one of many fundamental, nonobservable quantities in density functional theory (DFT) dependent on the nonlocal nuclear density. Often, approximations may be made when computing the density that may result in spurious contributions in other DFT quantities. W...

[Phys. Rev. C 99, 024305] Published Thu Feb 07, 2019

]]>**Background:** Relativistic treatments of quantum mechanical systems are important for understanding hadronic structure and dynamics at subnucleon scales. Relativistic invariance of a quantum system means that there is an underlying unitary representation of the Poincaré group. This is equivalent to th...

[Phys. Rev. C 99, 025202] Published Thu Feb 07, 2019

]]>We present measurements of elliptic and triangular azimuthal anisotropy of charged particles detected at forward rapidity $1<\left|\eta \right|<3$ in Au + Au collisions at $\sqrt{{s}_{{}_{NN}}}=200$ GeV, as a function of centrality. The multiparticle cumulant technique is used to obtain the elliptic flow coefficients ${v}_{2}\left\{2\right\},{v}_{2}\left\{4\right\}...$

[Phys. Rev. C 99, 024903] Published Wed Feb 06, 2019

]]>Excited states in ${}^{133}\mathrm{Sn}$ were investigated through the $\beta $ decay of ${}^{133}\mathrm{In}$ at the ISOLDE facility. The ISOLDE Resonance Ionization Laser Ion Source (RILIS) provided isomer-selective ionization for ${}^{133}\mathrm{In}$, allowing us to study separately, and in detail, the $\beta $-decay branch of ${}^{133}\mathrm{In}\phantom{\rule{4pt}{0ex}}{\mathrm{J}}^{\pi}=(9/{2}^{+}$) ground state an...

[Phys. Rev. C 99, 024304] Published Tue Feb 05, 2019

]]>**Background:** Significant yield discrepancies (500%–600%) were reported recently between experimental results and predictions (from the gef model) and evaluations (from the JEFF-3.1.1 and ENDF/B-VII.1 libraries) for Mo and Sn fission-fragment yields in fast-neutron-induced reactions on ${}^{238}\mathrm{U}$ using $\gamma -\gamma -\mathrm{...}$

[Phys. Rev. C 99, 024606] Published Tue Feb 05, 2019

]]>**Background:** In heavy-ion induced reactions, the sub-barrier fusion cross sections are found to be higher as compared to the predictions of the one-dimensional barrier penetration model. Attempts have been made to explain sub-barrier fusion enhancement by including the static deformations, the coupli...

[Phys. Rev. C 99, 024607] Published Tue Feb 05, 2019

]]>The effect of inverse magnetic catalysis (IMC) has been observed on the conserved charge fluctuations and the correlations along the chemical freeze-out curve in a hadron resonance gas model. The fluctuations and the correlations have been compared with and without charge conservations. The charge c...

[Phys. Rev. C 99, 024902] Published Tue Feb 05, 2019

]]>The exotic Borromean nucleus ${}^{20}\mathrm{Mg}$ with $N=8$, located at the proton drip line provides a unique testing ground for nuclear forces and the evolution of shell structure in the neutron-deficient region. We report on the first observation of proton unbound resonances together with bound states in ${}^{20}\mathrm{Mg}$ fro...

[Phys. Rev. C 99, 021301(R)] Published Mon Feb 04, 2019

]]>The half-life of the ${4}_{2}^{+}$ state of the $2\mathrm{p}-2\mathrm{h}$ proton intruder band of ${}^{116}\mathrm{Sn}$ has been measured with the fast-timing technique. The lifetime of ${T}_{1/2}=29\left(10\right)$ ps leads to a transition probability $B\left(E2;{4}_{2}^{+}\to {2}_{2}^{+}\right)=40\left(13\right)$ Weisskopf units, which is in very good agreement with the large $B\left(E2;{2}_{2}^{+}\to {0}_{3}^{+}\right)$ value measured p...

[Phys. Rev. C 99, 024303] Published Mon Feb 04, 2019

]]>The quasifree $pp\to pp{\pi}^{+}{\pi}^{-}$ reaction has been measured by means of $pd$ collisions at ${T}_{p}=1.2\phantom{\rule{0.28em}{0ex}}\mathrm{GeV}$ using the WASA detector setup at COSY enabling exclusive and kinematically complete measurements. Total and differential cross sections have been extracted for the energy region ${T}_{p}=1.08\u20131.36$ GeV ($\sqrt{s}=2.35\u20132.46\phantom{\rule{0.28em}{0ex}}\mathrm{GeV}$...

[Phys. Rev. C 99, 025201] Published Mon Feb 04, 2019

]]>Several phenomena occurring in neutron stars are affected by the elementary excitations that characterize the stellar matter. In particular, low-energy excitations can play a major role in the emission and propagation of neutrinos, neutron star cooling, and transport processes. In this paper, we con...

[Phys. Rev. C 99, 025801] Published Mon Feb 04, 2019

]]>Features of a new phenomenon—so-called collinear cluster tri-partition—are analyzed from various viewpoints. First, limitations on the angular distributions which are imposed by the general principles of quantum mechanics are considered. Second, these limitations together with the experimental data ...

[Phys. Rev. C 99, 024301] Published Fri Feb 01, 2019

]]>We present to our knowledge the first successful functional renormalization group (FRG)–aided density-functional theory (DFT) calculation of the equation of state (EOS) of infinite nuclear matter (NM) in (1+1) dimensions composed of spinless nucleons. We give a formulation to describe infinite matte...

[Phys. Rev. C 99, 024302] Published Fri Feb 01, 2019

]]>New measurements of the neutron scattering double differential cross section of iron were carried out at the neutron time-of-flight facilities GELINA and nELBE. A neutron spectrometer consisting of an array of up to 32 liquid organic scintillators was employed, which was designed to measure the scat...

[Phys. Rev. C 99, 024601] Published Fri Feb 01, 2019

]]>The multinucleon transfer reactions in collisions of ${}^{136}\mathrm{Xe}+{}^{198}\mathrm{Pt}$ at incident energies ${E}_{\mathrm{lab}}=5.25$, 6.20, 7.98, 10.0, and 15.0 MeV/nucleon are investigated by using the improved quantum molecular dynamics model. It is found that 6.20 MeV/nucleon is the optimal incident energy for producing the neutron-...

[Phys. Rev. C 99, 024602] Published Fri Feb 01, 2019

]]>Optical model analyses of recent ${}^{8}\mathrm{He}+{}^{208}\mathrm{Pb}$ elastic scattering data for incident energies of 16 and 22 MeV, together with existing data for ${}^{6}\mathrm{He}+{}^{208}\mathrm{Pb}$ at the same energies, reveal a significant difference in the behavior of the imaginary part of the optical potential for the two isotopes as the incide...

[Phys. Rev. C 99, 024603] Published Fri Feb 01, 2019

]]>The fast-neutron-induced fission cross section of ${}^{242}\mathrm{Pu}$ was measured at the neutron time-of-flight facility $n$ELBE. A parallel-plate fission ionization chamber with novel, homogeneous, large-area ${}^{242}\mathrm{Pu}$ deposits on Si-wafer backings was used to determine this quantity relative to the IAEA neutron cros...

[Phys. Rev. C 99, 024604] Published Fri Feb 01, 2019

]]>The cross sections for two-neutron removal from ${}^{15,16}\mathrm{C}$ on a carbon target have been measured at around 240 MeV/nucleon. The measured cross section for ${}^{15}\mathrm{C}$ is smaller than for ${}^{16}\mathrm{C}$. The trends of the cross sections for ${}^{15,16}\mathrm{C}$ are inconsistent with the previously reported experimental data, but in agre...

[Phys. Rev. C 99, 024605] Published Fri Feb 01, 2019

]]>The soft-gluon approximation, which implies that radiated gluon carries away a small fraction of initial parton's energy, is a commonly used assumption in calculating radiative energy loss of high momentum partons traversing quark-gluon plasma created at the Relativistic Heavy Ion Collider and the L...

[Phys. Rev. C 99, 024901] Published Fri Feb 01, 2019

]]>[Phys. Rev. C 99, 019901] Published Thu Jan 31, 2019

]]>Kurtosis is a measure of non-Gaussian fluctuations which is highly sought after in fields such as cosmology and the early universe. The authors show that with future high-statistics experiments of heavy-ion collisions at the LHC, this observable could be applied to event-by-event fluctuations of elliptic flow—a measure of final-state anisotropy. It could be used to provide insightful tests of hydrodynamic behavior and the equation of state of quark-gluon plasma.

[Phys. Rev. C 99, 014907] Published Wed Jan 30, 2019

]]>Differential cross sections of ${}^{2}\mathrm{H}(d,d){}^{2}\mathrm{H}$ elastic scattering and proton transfer ${}^{2}\mathrm{H}(d,{}^{3}\mathrm{He})n$ reactions at 160 MeV beam energy have been obtained. They have been normalized relative to the existing cross-section data for the ${}^{2}\mathrm{H}(d,d){}^{2}\mathrm{H}$ elastic scattering at 180 and 130 MeV, benefitting from the negligib...

[Phys. Rev. C 99, 014620] Published Tue Jan 29, 2019

]]>The nature of the nuclear pairing condensates in heavy nuclei, specifically neutron-proton (spin-triplet), versus identical-particle (spin-singlet) pairing has been an active area of research for quite some time. In this work, we probe three candidates that should display spin-triplet, spin-singlet,...

[Phys. Rev. C 99, 014321] Published Mon Jan 28, 2019

]]>We describe the observation of the isospin violating and charge symmetry breaking reaction $dd\to \alpha {\pi}^{0}$ just above threshold. Measurements using a magnetic channel (gated by two photons) of the ${}^{4}\mathrm{He}$ scattering angle and momentum (from time of flight) permitted reconstruction of the ${\pi}^{0}$ “missing mass,” the q...

[Phys. Rev. C 99, 015502] Published Mon Jan 28, 2019

]]>An equation of motion phonon method, developed for even nuclei and recently extended to odd systems with a valence particle, is formulated in the hole-phonon coupling scheme and applied to $A=15$ and $A=21$ isobars with a valence hole. The method derives a set of equations which yield an orthonormal bas...

[Phys. Rev. C 99, 014316] Published Fri Jan 25, 2019

]]>**Background:** New superheavy nuclei are often identified through their characteristic $\alpha $-decay energies, which requires accurate calculations of ${Q}_{\alpha}$ values. While many ${Q}_{\alpha}$ predictions are available, little is known about their uncertainties, and this makes it difficult to carry out extrapolations to as-y...

[Phys. Rev. C 99, 014317] Published Fri Jan 25, 2019

]]>Statistical errors in ground state observables and single-particle properties of spherical even-even nuclei and their propagation to the limits of nuclear landscape have been investigated in covariant density functional theory (CDFT) for the first time. In this study we consider only covariant energ...

[Phys. Rev. C 99, 014318] Published Fri Jan 25, 2019

]]>The quadratic form of the isobaric multiplet mass equation (IMME), which was originally suggested by Wigner and has been generally regarded as valid, is seriously questioned by recent high-precision nuclear mass measurements. The usual resolution to this problem is to add empirically the cubic and q...

[Phys. Rev. C 99, 014319] Published Fri Jan 25, 2019

]]>Xenon detectors are used in the search for dark matter and neutrinoless double-beta decay ($0\nu \beta \beta )$. As the next-generation detectors reach masses in the ton scale, neutrinos from astrophysical sources are soon predicted to become background in such detectors. Theoretical predictions of neutrino scatte...

[Phys. Rev. C 99, 014320] Published Fri Jan 25, 2019

]]>Excited states of the ${}^{61}\mathrm{Ni}$ ($Z=28,N=33$) nucleus have been probed using heavy-ion-induced fusion evaporation reaction and an array of Compton suppressed germanium (clover) detectors as detection system for the emitted $\gamma $ rays. Seventeen new transitions have been identified and placement of six transiti...

[Phys. Rev. C 99, 014315] Published Thu Jan 24, 2019

]]>Nuclei are nearly transparent to each other when they collide at high energy, but the collisions do produce high-energy density matter in the central rapidity region where most experimental measurements are made. What happens to the receding nuclear fireballs? We calculate the energy loss of the nuc...

[Phys. Rev. C 99, 014906] Published Thu Jan 24, 2019

]]>The thermalization of the particles produced in collisions of small objects can be achieved by quantum entanglement of the partons of the initial state as was analyzed recently in proton-proton collisions. We extend such study to Pb-Pb collisions and to different multiplicities of proton-proton coll...

[Phys. Rev. C 99, 015205] Published Thu Jan 24, 2019

]]>The lattice QCD analysis of the HAL QCD Collaboration has recently derived $\mathrm{\Omega}N$ and $\mathrm{\Omega}\mathrm{\Omega}$ interacting potentials with nearly physical quark masses (${m}_{\pi}\simeq 146$ MeV and ${m}_{K}\simeq 525$ MeV). They found an attractive interaction in the $\mathrm{\Omega}N\phantom{\rule{4pt}{0ex}}{}^{5}S_{2}$ channel which supports a bound state with a central binding energy of 1.54 MeV....

[Phys. Rev. C 99, 014001] Published Wed Jan 23, 2019

]]>The canonical single-particle energies and wave functions are obtained by diagonalizing the density matrix on a spatial mesh in continuum Skyrme Hartree-Fock-Bogoliubov theory with the Green's function method. Taking the exotic nucleus ${}^{66}\mathrm{Ca}$ as an illustrative example, the canonical energies and wave...

[Phys. Rev. C 99, 014314] Published Wed Jan 23, 2019

]]>The nature of low-lying ${3}^{-}$ levels in ${}^{144}\mathrm{Nd}$ was investigated in the ${}^{143}\mathrm{Nd}(n,\gamma \gamma )$ cold neutron-capture reaction. The combination of the high neutron flux from the research reactor at the Institut Laue-Langevin and the high $\gamma $-ray detection efficiency of the EXILL setup allowed the recording of $\gamma \gamma $ coinci...

[Phys. Rev. C 99, 011304(R)] Published Tue Jan 22, 2019

]]>The longitudinal quark spin polarization along the beam direction in noncentral relativistic heavy ion collisions is studied in the chiral kinetic approach. Its azimuthal angle dependence in the transverse plane of the collision is found to have a quadrupole structure as in studies from hydrodynamic...

[Phys. Rev. C 99, 011903(R)] Published Tue Jan 22, 2019

]]>The low-lying, low-spin levels of ${}^{76}\mathrm{Se}$ were studied with the $(n,{n}^{\prime}\gamma )$ reaction. Gamma-ray excitation function measurements were performed at incident neutron energies from 2.0 to 3.5 MeV, and $\gamma $-ray angular distributions were measured at neutron energies of 2.4, 3.0, and 3.7 MeV. From these measuremen...

[Phys. Rev. C 99, 014313] Published Tue Jan 22, 2019

]]>**Background:** Study of competition between compound nucleus fission and quasifission in heavy-ion-induced reactions and its dependence on the reaction entrance channel are important for picking up the right target-projectile combination for the synthesis of superheavy elements.

**Purpose:** We investigate...

[Phys. Rev. C 99, 014616] Published Tue Jan 22, 2019

]]>Isomeric yield ratios for the odd-$A$ isotopes of ${}^{119\u2013127}\mathrm{Cd}$ and ${}^{119\u2013127}\mathrm{In}$ from 25-MeV proton-induced fission on natural uranium have been measured at the JYFLTRAP double Penning trap, by employing the phase-imaging ion-cyclotron-resonance technique. With the significantly improved mass resolution of t...

[Phys. Rev. C 99, 014617] Published Tue Jan 22, 2019

]]>The dynamics of induced fission of ${}^{226}\mathrm{Th}$ is investigated in a theoretical framework based on the finite-temperature time-dependent generator coordinate method (TDGCM) in the Gaussian overlap approximation (GOA). The thermodynamical collective potential and inertia tensor at temperatures in the inter...

[Phys. Rev. C 99, 014618] Published Tue Jan 22, 2019

]]>The ${}^{3}\mathrm{H}(d,n)\phantom{\rule{0.16em}{0ex}}{}^{4}\mathrm{He}$ reaction has a large low-energy cross section and will likely be utilized in future commercial fusion reactors. This reaction also takes place during Big Bang nucleosynthesis. Studies of both scenarios require accurate and precise fusion rates. To this end, we implement a one-level, t...

[Phys. Rev. C 99, 014619] Published Tue Jan 22, 2019

]]>The production of a hard dijet with small transverse momentum imbalance in semi-inclusive DIS probes the conventional and linearly polarized Weizsäcker-Williams (WW) transverse momentum dependent (TMD) gluon distributions. The latter, in particular, gives rise to an azimuthal dependence of the dijet...

[Phys. Rev. C 99, 015204] Published Tue Jan 22, 2019

]]>New data for the elastic scattering of ${}^{9}\mathrm{Be}$ from protons were obtained and analyzed together with data from the literature in a coherent coupled-reaction-channels approach. The new measurements were performed in inverse kinematics at 15, 22 and 51 MeV (1.67, 2.44, and 5.67 MeV/nucleon) by detecting t...

[Phys. Rev. C 99, 014615] Published Fri Jan 18, 2019

]]>The hot and dense matter generated in heavy-ion collisions contains intricate vortical structure in which the local fluid vorticity can be very large. Such vorticity can polarize the spin of the produced particles. We study the event-by-event generation of the so-called thermal vorticity in Au+Au co...

[Phys. Rev. C 99, 014905] Published Fri Jan 18, 2019

]]>A comparative decay analysis of ${}^{80}\mathrm{Zr}^{*}$, ${}^{80}\mathrm{Sr}^{*}$, and ${}^{80}\mathrm{Kr}^{*}$ isobaric nuclear systems formed in ${}^{40}\mathrm{Ca}+{}^{40}\mathrm{Ca}$, ${}^{16}\mathrm{O}+{}^{64}\mathrm{Zn}$, and ${}^{32}\mathrm{S}+{}^{48}\mathrm{Ca}$ reactions, respectively, has been conducted to investigate the $N/Z$ dependence of different decay modes within a dynamical cluster-decay model based on the collective clusteriz...

[Phys. Rev. C 99, 014614] Published Wed Jan 16, 2019

]]>**Background:** In recent years, there has been increasing interest in multinucleon transfer processes in low-energy deep inelastic (damped) collisions of heavy ions. Partly, it was provoked by a possibility of using them as a method of production of heavy neutron-enriched nuclei. Possible promising pro...

[Phys. Rev. C 99, 014613] Published Tue Jan 15, 2019

]]>We compare anisotropic hydrodynamics (aHydro) results obtained using the relaxation-time approximation (RTA) and leading-order (LO) scalar $\lambda {\varphi}^{4}$ collisional kernels. We extend previous work by explicitly enforcing number conservation through the incorporation of a dynamical chemical potential (fugacit...

[Phys. Rev. C 99, 014903] Published Tue Jan 15, 2019

]]>The FOPI Collaboration at the GSI SIS-18 synchrotron measured charged kaons from central and semicentral collisions of Ni+Ni at a beam energy of $1.91A$ GeV. We present the distribution of the ${K}^{-}/{K}^{+}$ ratio on the energy vs polar angle plane in the nucleon-nucleon center-of-mass frame, with and without ...

[Phys. Rev. C 99, 014904] Published Tue Jan 15, 2019

]]>The nuclear structure of the ${}^{76}\mathrm{Ni}$ nucleus was investigated by ($p,2p$) reaction using a NaI(Tl) array to detect the deexciting prompt $\gamma $ rays. A new transition with an energy of 2227 keV was identified by $\gamma \gamma $ and $\gamma \gamma \gamma $ coincidences. According to these coincidence spectra the observed transition connects a...

[Phys. Rev. C 99, 014312] Published Mon Jan 14, 2019

]]>The ${}^{59}\mathrm{Ni}(n,xp)$ reaction cross sections have been measured following the surrogate reaction ratio method in the equivalent neutron energy range of 11.9–15.8 MeV by populating the compound nucleus ${}^{60}\mathrm{Ni}^{*}$ through transfer reaction ${}^{56}\mathrm{Fe}({}^{6}\mathrm{Li},d)$ at ${E}_{\text{lab}}=35.9$ MeV. The ${}^{59}\mathrm{Co}({}^{6}\mathrm{Li},\alpha ){}^{61}\mathrm{Ni}^{*}$ transfer reaction at ${E}_{\text{...}}$

[Phys. Rev. C 99, 014611] Published Mon Jan 14, 2019

]]>The ${}^{7}\mathrm{Be}(n,p)$ cross section was measured with an ion-implanted ${}^{7}\mathrm{Be}$ target at a thermal neutron beam of the research reactor LVR-15 in Řež. The cross section to the ground state of ${}^{7}\mathrm{Li}$ is $\sigma (n,{p}_{0})=43800\pm 1400\phantom{\rule{0.28em}{0ex}}\mathrm{b}$ and the cross section to the first excited state of ${}^{7}\mathrm{Li}$ is $\sigma (n,{p}_{1})=520\pm 260\phantom{\rule{0.28em}{0ex}}\mathrm{b}$.

[Phys. Rev. C 99, 014612] Published Mon Jan 14, 2019

]]>We systematically study the symmetry energy effects of the transition density ${n}_{\mathrm{t}}$ and the transition pressure ${P}_{\mathrm{t}}$ around the crust-core interface of a neutron star in the framework of the dynamical and the thermodynamical methods respectively. We employ both the parabolic approximation and the full ex...

[Phys. Rev. C 99, 015803] Published Mon Jan 14, 2019

]]>The neutron capture cross section of ${}^{9}\mathrm{Be}$ for stellar energies was measured via the activation technique using the Karlsruhe Van de Graaff accelerator in combination with accelerator mass spectrometry at the Vienna Environmental Research Accelerator. To characterize the energy region of interest for ...

[Phys. Rev. C 99, 015804] Published Mon Jan 14, 2019

]]>We derive the formulas of the squeezed back-to-back correlation (SBBC) between a boson and antiboson with different in-medium masses in high-energy heavy-ion collisions. The influence of the in-medium mass difference between a boson and antiboson on the SBBC is investigated. We calculate the SBBC fu...

[Phys. Rev. C 99, 011902(R)] Published Fri Jan 11, 2019

]]>Stimulated by the still puzzling competition between spin-singlet and spin-triplet pairing in nuclei, the ${}^{3}SD_{1}$ neutron-proton pairing is investigated in the framework of BCS theory of nuclear matter. The medium-polarization effects are included in the single-particle spectrum and also in the pairing...

[Phys. Rev. C 99, 014310] Published Fri Jan 11, 2019

]]>In this work, the Coulomb mixing and the isospin mixing in the ground states of even-even nuclei are evaluated in perturbation theory. The calculation of the isospin mixing is performed by using the connection to isovector monopole resonance properties. The uncertainty in the results that depends on...

[Phys. Rev. C 99, 014311] Published Fri Jan 11, 2019

]]>Coherent exclusive vector meson electroproduction is a key physics channel at an electron-ion collider. It probes the gluon structure of nuclei over a wide range of ${Q}^{2}$, and can be used to measure nuclear shadowing and to search for gluon saturation and/or the colored glass condensate. In this paper,...

[Phys. Rev. C 99, 015203] Published Fri Jan 11, 2019

]]>In this paper the results of measurements of the total cross sections for the ${}^{11}\mathrm{Li}+{}^{28}\mathrm{Si}$ reaction in the beam energy range $7A$–$25A$ MeV are presented. The experimental cross sections were obtained by registration of the prompt gamma and neutron radiation accompanying the interaction of ${}^{11}\mathrm{Li}$ nuclei with...

[Phys. Rev. C 99, 014609] Published Thu Jan 10, 2019

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