In the present investigation we study the leading and subleading high-energy behavior of hadron-hadron total cross sections using a best-fit analysis of hadronic scattering data. The parametrization used for the hadron-hadron total cross sections at high energy is inspired by recent results obtained...

[Phys. Rev. D 96, 034015] Published Mon Aug 21, 2017

]]>We calculate the von Neumann and Rényi bipartite entanglement entropy of the $O(2)$ model with a chemical potential on a $1+1$-dimensional Euclidean lattice with open and periodic boundary conditions. We show that the Calabrese-Cardy conformal field theory predictions for the leading logarithmic scaling...

[Phys. Rev. D 96, 034514] Published Mon Aug 21, 2017

]]>We study the $t\overline{t}b\overline{b}$ final state at the LHC as a probe of new physics that couples mainly to the third generation of quarks. We analyze new physics simplified models with resonances of spin-0, -1 and -2. The sensitivity of the final states $t\overline{t}b\overline{b}$, $t\overline{t}t\overline{t}$, $b\overline{b}b\overline{b}$ and $t\overline{t}$ on each of these models is use...

[Phys. Rev. D 96, 035016] Published Mon Aug 21, 2017

]]>Constraints on couplings of several beyond-Standard-Model-physics scenarios, mediated by massive intermediate particles including (1) an extra Z-prime, (2) a new light spin-1 boson, and (3) a charged Higgs boson, are placed via the neutrino-electron scattering channel to test the Standard Model at a...

[Phys. Rev. D 96, 035017] Published Mon Aug 21, 2017

]]>It is argued that the multiplicity distribution in proton-proton ($pp$) collisions, which is often parametrized by the negative binomial distribution, may result from the multiplicity distribution measured in electron-positron (${e}^{+}{e}^{-}$) collisions, once the fluctuating energy carried by two leading proto...

[Phys. Rev. D 96, 036007] Published Mon Aug 21, 2017

]]>The Cygnus X region contains giant molecular cloud complexes and populous associates of massive young stars. The discovery of spatially extended, hard $\gamma $-ray emission in Cygnus X by both Milagro and *Fermi* indicates that Cygnus X is also a potential source of high-energy Galactic neutrinos. Here, we a...

[Phys. Rev. D 96, 043011] Published Mon Aug 21, 2017

]]>We present an expression for the gravitational self-force correction to the geodetic spin precession of a spinning compact object with small, but non-negligible mass in a bound, equatorial orbit around a Kerr black hole. We consider only conservative backreaction effects due to the mass of the compa...

[Phys. Rev. D 96, 044024] Published Mon Aug 21, 2017

]]>In this paper, the four-dimensional nonlinearly charged black hole solutions have been considered in the presence of the power Maxwell invariant electrodynamics. Two new classes of anti–de Sitter (AdS) black hole solutions have been introduced according to different amounts of the parameters in the ...

[Phys. Rev. D 96, 044025] Published Mon Aug 21, 2017

]]>We systematically present a new approach for studying the coupled linear transport of holographic systems. In this approach, the set of equations for the linear perturbations can be reduced to a first-order nonlinear ordinary differential equation expressed as the radial (renormalization group) flow...

[Phys. Rev. D 96, 046011] Published Mon Aug 21, 2017

]]>Sterile neutrino dark matter, a popular alternative to the WIMP paradigm, has generally been studied in non-supersymmetric setups. If the underlying theory is supersymmetric, we find that several interesting and novel dark matter features can arise. In particular, in scenarios of freeze-in productio...

[Phys. Rev. D 96, 031702(R)] Published Fri Aug 18, 2017

]]>Quantum field theories with complex actions cannot be investigated using importance sampling due to the sign problem. One possible solution is to use the holomorphic gradient flow, a method we introduced related to the Lefschetz thimbles idea. In many cases the probability distribution generated by ...

[Phys. Rev. D 96, 034513] Published Fri Aug 18, 2017

]]>We systematically study the $S$-wave doubly charmed baryons using the method of QCD sum rules. Our results suggest that the ${\mathrm{\Xi}}_{cc}^{++}$ recently observed by LHCb can be well identified as the $S$-wave ${\mathrm{\Xi}}_{cc}$ state of ${J}^{P}=1/{2}^{+}$. We study its relevant ${\mathrm{\Omega}}_{cc}$ state, the mass of which is predicted to be around 3.7 GeV. W...

[Phys. Rev. D 96, 031501(R)] Published Thu Aug 17, 2017

]]>We present a comprehensive study of the modifications of Higgs couplings in the $SO(5)/SO(4)$ minimal composite model. We focus on three couplings of central importance to Higgs phenomenology at the LHC: the couplings to top and bottom quarks and the coupling to two gluons. We consider three possible ...

[Phys. Rev. D 96, 035013] Published Thu Aug 17, 2017

]]>We comprehensively evaluate renormalized Higgs boson couplings at one-loop level in nonminimal Higgs models such as the Higgs singlet model (HSM) and the four types of two Higgs doublet models (THDMs) with a softly broken ${Z}_{2}$ symmetry. The renormalization calculation is performed in the on-shell sche...

[Phys. Rev. D 96, 035014] Published Thu Aug 17, 2017

]]>We identify the parameter regions of the phenomenological minimal supersymmetric standard model (pMSSM) with the minimal possible fine-tuning. We show that the fine-tuning of the pMSSM is not large, nor under pressure by LHC searches. Low sbottom, stop and gluino masses turn out to be less relevant ...

[Phys. Rev. D 96, 035015] Published Thu Aug 17, 2017

]]>The apparent breakdown of unitarity in low order perturbation theory is often is used to place bounds on the parameters of a theory. In this work we give an algorithm for approximately computing the next-to-leading order (NLO) perturbativity bounds on the quartic couplings of a renormalizable theory...

[Phys. Rev. D 96, 036006] Published Thu Aug 17, 2017

]]>Existing xenon dark matter (DM) direct detection experiments can probe the DM-nucleon interaction of DM with a sub-GeV mass through a search for photon emission from the recoiling xenon atom. We show that LUX’s constraints on sub-GeV DM, which utilize the scintillation (S1) and ionization (S2) signa...

[Phys. Rev. D 96, 043010] Published Thu Aug 17, 2017

]]>This work pioneers the quantization of primordial fermion perturbations in hybrid loop quantum cosmology (LQC). We consider a Dirac field coupled to a spatially flat, homogeneous, and isotropic cosmology, sourced by a scalar inflaton, and treat the Dirac field as a perturbation. We describe the inho...

[Phys. Rev. D 96, 044023] Published Thu Aug 17, 2017

]]>We investigate the properties of triply periodic Skyrme crystals in the generalized Skyrme model ${\mathcal{L}}_{6}+{\mathcal{L}}_{4}+{\mathcal{L}}_{2}+{\mathcal{L}}_{0}$ with higher-derivative terms up to sixth order. Three different symmetry breaking potential terms ${\mathcal{L}}_{0}$ are considered, the generalized pion mass term, double-vacuum potential, and mixed potenti...

[Phys. Rev. D 96, 045013] Published Thu Aug 17, 2017

]]>Stimulated by the BESIII observation of $X(2100)$, $X(2500)$, and $\eta (2225)$, we try to pin down new pseudoscalar meson nonets including these states. The analysis of mass spectra and the study of strong decays indicate that $X(2120)$ and $\eta (2225)$ associated with $\pi (2070)$ and the predicted kaon $K(2150)$ may for...

[Phys. Rev. D 96, 034013] Published Wed Aug 16, 2017

]]>I present approximate results that include third-order soft-gluon corrections for the associated production of a single top quark with a $W$ boson. The calculation uses expressions from soft-gluon resummation at next-to-next-to-leading-logarithm (NNLL) accuracy. From the NNLL resummed cross section, I...

[Phys. Rev. D 96, 034014] Published Wed Aug 16, 2017

]]>We propose a minimal extension of the standard model by including a scalar triplet with hypercharge 2 and two vectorlike leptons, one doublet and a singlet, to explain simultaneously the nonzero neutrino mass and dark matter (DM) content of the Universe. The DM emerges as a mixture of the neutral co...

[Phys. Rev. D 96, 035010] Published Wed Aug 16, 2017

]]>We consider a dark matter (DM) model that arises from the interplay of two renormalizable dark matter models, namely, the doublet-triplet fermion model and the doublet-triplet scalar model. Despite being excellent exponents of the weakly interacting massive particle paradigm, the physics related to ...

[Phys. Rev. D 96, 035011] Published Wed Aug 16, 2017

]]>The small quark mixing, described by the Cabibbo-Kobayashi-Maskawa (CKM) matrix in the standard model, may be a clue to reveal new physics around the TeV scale. We consider a simple scenario that extra particles in a hidden sector radiatively mediate the flavor violation to the quark sector around t...

[Phys. Rev. D 96, 035012] Published Wed Aug 16, 2017

]]>Recent studies of radio data put strong constraints on annihilation cross sections for dark matter. In this article, we provide the first analysis of using M33 radio data in constraining annihilating dark matter. The resulting constraints of annihilation cross sections for some channels are more str...

[Phys. Rev. D 96, 043009] Published Wed Aug 16, 2017

]]>We compute the power spectrum at one-loop order in standard perturbation theory for the matter density field to which a standard Lagrangian baryonic acoustic oscillation (BAO) reconstruction technique is applied. The BAO reconstruction method corrects the bulk motion associated with the gravitationa...

[Phys. Rev. D 96, 043513] Published Wed Aug 16, 2017

]]>The nonlinear transport features of inhomogeneous chiral plasma in the presence of electromagnetic fields, in rotating coordinates are studied within the relaxation time approach. The chiral distribution functions up to second order in the electric field in rotating coordinates and the derivatives o...

[Phys. Rev. D 96, 043514] Published Wed Aug 16, 2017

]]>Imaging surveys of galaxies will have a high number density and angular resolution yet a poor redshift precision. Intensity maps of neutral hydrogen will have accurate redshift resolution yet will not resolve individual sources. Using this complementarity, we show how the clustering redshifts approa...

[Phys. Rev. D 96, 043515] Published Wed Aug 16, 2017

]]>We investigate local well-posedness of the initial value problem for Lovelock and Horndeski theories of gravity. A necessary condition for local well-posedness is strong hyperbolicity of the equations of motion. Even weak hyperbolicity can fail for strong fields so we restrict to weak fields. The Ei...

[Phys. Rev. D 96, 044019] Published Wed Aug 16, 2017

]]>Testing general relativity in the nonlinear, dynamical, strong-field regime of gravity is one of the major goals of gravitational wave astrophysics. Performing precision tests of general relativity (GR) requires numerical inspiral, merger, and ringdown waveforms for binary black hole (BBH) systems i...

[Phys. Rev. D 96, 044020] Published Wed Aug 16, 2017

]]>Exact electromagnetic wave solutions to Maxwell equations on anisotropic Bianchi I cosmological spacetime backgrounds are studied. The waves evolving on Bianchi I spacetimes exhibit birefringence (associated with linear polarization) and dispersion. The particular case of a vacuum-dominated anisotro...

[Phys. Rev. D 96, 044021] Published Wed Aug 16, 2017

]]>We study in detail the phase space of a Friedmann-Robertson-Walker universe filled with various cosmological fluids that may or may not interact. We use various expressions for the equation of state, and we analyze the physical significance of the resulting fixed points. In addition, we discuss the ...

[Phys. Rev. D 96, 044022] Published Wed Aug 16, 2017

]]>An important aspect of Weyl anomalies is that they encode information on the irreversibility of the renormalization group flow. We consider, $\mathrm{\Delta}\overline{b}={\overline{b}}^{\mathrm{UV}}-{\overline{b}}^{\mathrm{IR}}$, the difference of the ultraviolet and infrared value of the $\square R$-term of the Weyl anomaly. The quantity is related to the fourth moment of the tra...

[Phys. Rev. D 96, 045011] Published Wed Aug 16, 2017

]]>We show that measuring commuting observables can be sufficient to assess that a bipartite state is entangled according to either nonseparability or the stronger criterion of “steerability.” Indeed, the measurement of a single observable might reveal the strength of the interferences between the two ...

[Phys. Rev. D 96, 045012] Published Wed Aug 16, 2017

]]>As was shown recently, non-Abelian vortex strings supported in four-dimensional $\mathcal{N}=2$ supersymmetric QCD with the U(2) gauge group and ${N}_{f}=4$ quark multiplets (flavors) become critical superstrings. In addition to the translational moduli, non-Abelian strings under consideration carry six orientational ...

[Phys. Rev. D 96, 046009] Published Wed Aug 16, 2017

]]>A time evolving fluid system is constructed on a timelike boundary hypersurface at finite cutoff in Vaidya spacetime. The approach used to construct the fluid equations is a direct extension of the ordinary gravity/fluid correspondence under the constrained fluctuation obeying Petrov type I conditio...

[Phys. Rev. D 96, 046010] Published Wed Aug 16, 2017

]]>The number of nonrelativistic axions can be changed by inelastic reactions that produce photons or relativistic axions. Any odd number of axions can annihilate into two photons. Any even number of nonrelativistic axions can scatter into two relativistic axions. We calculate the rate at which axions ...

[Phys. Rev. D 96, 031901(R)] Published Tue Aug 15, 2017

]]>In the present work, we investigate the spectrum of several low-lying $sscq\overline{q}$ pentaquark configurations employing the constituent quark model, within which the hyperfine interaction between quarks is taken to be mediated by Goldstone boson exchange. Our numerical results show that four $sscq\overline{q}$ configu...

[Phys. Rev. D 96, 034012] Published Tue Aug 15, 2017

]]>In Coulomb gauge a longitudinal electric field is generated instantaneously with the creation of a static quark-antiquark pair. The field due to the quarks is a sum of two contributions, one from the quark and one from the antiquark, and there is no obvious reason that this sum should fall off expon...

[Phys. Rev. D 96, 034512] Published Tue Aug 15, 2017

]]>We propose a method to identify the direction of an incident weakly interacting massive particle (WIMP) via induced nuclear recoil. Our method is based on spectroscopic interrogation of quantum defects in macroscopic solid-state crystals. When a WIMP scatters in a crystal, the induced nuclear recoil...

[Phys. Rev. D 96, 035009] Published Tue Aug 15, 2017

]]>The direct detection of gravitational waves provides the opportunity to measure fundamental aspects of gravity which have never been directly probed before, including the polarization of gravitational waves. In the context of searches for continuous waves from known pulsars, we present novel methods...

[Phys. Rev. D 96, 042001] Published Tue Aug 15, 2017

]]>We perform magnetohydrodynamic simulations in full general relativity of uniformly rotating stars that are marginally unstable to collapse. These simulations model the direct collapse of supermassive stars (SMSs) to seed black holes that can grow to become the supermassive black holes at the centers...

[Phys. Rev. D 96, 043006] Published Tue Aug 15, 2017

]]>After the breakthrough from the satellite-borne PAMELA detector, the flux of cosmic-ray (CR) antiprotons has been provided with unprecedented accuracy by AMS-02 on the International Space Station. Its data spans an energy range from below 1 GeV up to 400 GeV and most of the data points contain error...

[Phys. Rev. D 96, 043007] Published Tue Aug 15, 2017

]]>We study rapidly rotating hybrid stars with the Dyson-Schwinger model for quark matter and the Brueckner-Hartree-Fock many-body theory with realistic two-body and three-body forces for nuclear matter. We determine the maximum gravitational mass, equatorial radius, and rotation frequency of stable st...

[Phys. Rev. D 96, 043008] Published Tue Aug 15, 2017

]]>We study the correlations between parameters characterizing neutrino physics and the evolution of dark energy. Using a fluid approach, we show that time-varying dark energy models exhibit degeneracies with the cosmic neutrino background over extended periods of the cosmic history, leading to a degra...

[Phys. Rev. D 96, 043510] Published Tue Aug 15, 2017

]]>Our ignorance of the period between the end of inflation and the beginning of big bang nucleosynthesis limits our understanding of the origins and evolution of dark matter. One possibility is that the Universe’s energy density was dominated by a fast-rolling scalar field while the radiation bath was...

[Phys. Rev. D 96, 043511] Published Tue Aug 15, 2017

]]>Ultraviolet completion of the standard model plus gravity at and beyond the Planck scale is a daunting problem to which no generally accepted solution exists. Principal obstacles include (a) lack of data at the Planck scale, (b) the nonrenormalizability of gravity, and (c) the unitarity problem. Her...

[Phys. Rev. D 96, 043512] Published Tue Aug 15, 2017

]]>We investigate Proca star (PS) solutions, namely boson star (BS) type solutions for a complex vector field with mass and nonminimal coupling to the Einstein tensor. Irrespective of the existence of nonminimal coupling, PS solutions are mini-BS type, but the inclusion of it changes properties. For po...

[Phys. Rev. D 96, 044017] Published Tue Aug 15, 2017

]]>We carry out a theoretical investigation on the collective dynamics of an ensemble of correlated atoms, subject to both vacuum fluctuations of spacetime and stochastic gravitational waves. A general approach is taken with the derivation of a quantum master equation capable of describing arbitrary co...

[Phys. Rev. D 96, 044018] Published Tue Aug 15, 2017

]]>We canonically quantize $O(D+2)$ nonlinear sigma models (NLSMs) with a theta term on arbitrary smooth, closed, connected, oriented $D$-dimensional spatial manifolds $\mathcal{M}$, with the goal of proving the suitability of these models for describing symmetry-protected topological (SPT) phases of bosons in $D$ spati...

[Phys. Rev. D 96, 045010] Published Tue Aug 15, 2017

]]>Inspired by the recent “$\text{complexity}=\text{action}$” conjecture, we use the approach proposed by Lehner *et al.* to calculate the rate of the action of the Wheeler-DeWitt patch at late times for static uncharged and charged black holes in $f(R)$ gravity. Our results have the same expressions in terms of the mass,...

[Phys. Rev. D 96, 046007] Published Tue Aug 15, 2017

]]>Alternative scenarios to the big bang singularity have been subject of intense research for several decades by now. Most popular in this sense have been frameworks were such singularity is replaced by a bounce around some minimal cosmological volume or by some early quantum phase. This latter scenar...

[Phys. Rev. D 96, 046008] Published Tue Aug 15, 2017

]]>Using a sample of 106 million $\psi (3686)$ decays, the branching fractions of $\psi (3686)\to \gamma {\chi}_{c0}$, $\psi (3686)\to \phantom{\rule{0ex}{0ex}}\gamma {\chi}_{c1}$, and $\psi (3686)\to \gamma {\chi}_{c2}$ are measured with improved precision to be $(9.389\pm 0.014\pm 0.332)\%$, $(9.905\pm 0.011\pm 0.353)\%$, and $(9.621\pm 0.013\pm 0.272)\%$, respectively, where the first uncertainties are statistical and the s...

[Phys. Rev. D 96, 032001] Published Mon Aug 14, 2017

]]>Statistical moments of particle multiplicities in heavy-ion collision experiments are an important probe in the exploration of the phase diagram of strongly interacting matter and, particularly, in the search for the QCD critical end point. In order to appropriately interpret experimental measures o...

[Phys. Rev. D 96, 034011] Published Mon Aug 14, 2017

]]>The masses of the low-lying baryons are evaluated using an ensemble with two degenerate light twisted mass clover-improved quarks with mass tuned to reproduce the physical pion mass. The Iwasaki improved gluonic action is employed. The coupling constant value corresponds to a lattice spacing of $a=\mathrm{0....}$

[Phys. Rev. D 96, 034511] Published Mon Aug 14, 2017

]]>In this work we study constraints from new searches for heavy particles at the LHC on the allowed masses and couplings of a Kaluza-Klein (KK) graviton in a holographic composite Higgs model. Keeping new electroweak states heavy such that electroweak precision tests are satisfied, we control the mass...

[Phys. Rev. D 96, 035008] Published Mon Aug 14, 2017

]]>We construct models of static spherical distributions of the perfect fluid in trace free Einstein gravity theory. The equations governing the gravitational field are equivalent to standard Einstein’s equations; however, their presentation is manifestly different, which motivates the question whether...

[Phys. Rev. D 96, 044016] Published Mon Aug 14, 2017

]]>A new branch of black hole solutions occurs along with the standard Schwarzschild branch in $n$-dimensional extensions of general relativity including terms quadratic in the Ricci tensor. The standard and new branches cross at a point determined by a static negative-eigenvalue eigenfunction of the Lic...

[Phys. Rev. D 96, 046006] Published Mon Aug 14, 2017

]]>We propose to constrain the gluon Wigner distribution in the nucleon by studying the exclusive diffractive dijet production process in ultraperipheral proton-nucleus collisions (UPCs) at the RHIC and the LHC. Compared to the previous proposal in Ref. [Y. Hatta, B. W. Xiao, and F. Yuan, Phys. Rev. Le...

[Phys. Rev. D 96, 034009] Published Fri Aug 11, 2017

]]>We investigate the spin-dependent (naive) T-odd fragmentation function ${D}_{1T}^{\perp}$, which can provide an explanation on the transverse polarization of the ${\mathrm{\Lambda}}^{0}$ hyperon produced in an unpolarized process. We calculate ${D}_{1T}^{\perp}$ for light flavors in the spectator diquark model, with a Gaussian form factor at the hy...

[Phys. Rev. D 96, 034010] Published Fri Aug 11, 2017

]]>We analyze the prospects for resonant di-Higgs production searches at the LHC in the $b\overline{b}{W}^{+}{W}^{-}$ (${W}^{+}\to {\ell}^{+}{\nu}_{\ell}$, ${W}^{-}\to {\ell}^{-}{\overline{\nu}}_{\ell}$) channel, as a probe of the nature of the electroweak phase transition in Higgs portal extensions of the Standard Model. In order to maximize the sensitivity in this final state, we develo...

[Phys. Rev. D 96, 035007] Published Fri Aug 11, 2017

]]>We present a systematic analysis of the dynamics of flat Friedmann-Lemaître-Robertson-Walker cosmological models with radiation and dust matter in generalized teleparallel $f(T)$ gravity. We show that the cosmological dynamics of this model are fully described by a function $W(H)$ of the Hubble paramete...

[Phys. Rev. D 96, 043508] Published Fri Aug 11, 2017

]]>In “modified” gravity the observed acceleration of the universe is explained by changing the gravitational force law or the number of degrees of freedom in the gravitational sector. Both possibilities can be tested by measurements of cosmological structure formation. In this paper we elaborate the d...

[Phys. Rev. D 96, 043509] Published Fri Aug 11, 2017

]]>I propose an alternative $f(R)$ theory of gravity constructed by applying the function $f$ directly to the Ricci tensor instead of the Ricci scalar. The main goal of this study is to derive the resulting modified Einstein equations for the metric case with the Levi-Cività connection, as well as for the ...

[Phys. Rev. D 96, 044013] Published Fri Aug 11, 2017

]]>In this paper, the linearly charged three-dimensional Einstein’s theory coupled to a dilatonic field has been considered. It has been shown that the dilatonic potential must be considered in a form of generalized Liouville-type potential. Two new classes of charged dilatonic black hole solutions, as...

[Phys. Rev. D 96, 044014] Published Fri Aug 11, 2017

]]>We study the coexistence system of both bosonic and fermionic degrees of freedom. Even if a Lagrangian does not include higher derivatives, fermionic ghosts exist. For a Lagrangian with up to first derivatives, we find the fermionic ghost free condition in Hamiltonian analysis, which is found to be ...

[Phys. Rev. D 96, 044015] Published Fri Aug 11, 2017

]]>We propose a new holographic dual of conformal field theory defined on a manifold with boundaries, i.e., boundary conformal field theory (BCFT). Our proposal can apply to general boundaries and agrees with Takayanagi [Phys. Rev. Lett. **107**, 101602 (2011)] for the special case of a disk and half-plane...

[Phys. Rev. D 96, 046005] Published Fri Aug 11, 2017

]]>It has been revealed from the path-integral formulation of the hadronic tensor that there are connected sea and disconnected sea partons. The former is responsible for the Gottfried sum rule violation primarily and evolves the same way as the valence. Therefore, the Dokshitzer-Gribov-Lipatov-Altarel...

[Phys. Rev. D 96, 033001] Published Thu Aug 10, 2017

]]>It is known since the 1980s that the instanton-induced ’t Hooft effective Lagrangian not only can solve the so-called $U(1)a$ problem, by making the ${\eta}^{\prime}$ meson heavy etc., but it can also lead to chiral symmetry breaking. In the 1990s it was demonstrated that, taken to higher orders, this Lagrangian cor...

[Phys. Rev. D 96, 034508] Published Thu Aug 10, 2017

]]>We study the axial $U(1)$ symmetry at a finite temperature in two-flavor lattice QCD. Employing the Möbius domain-wall fermions, we generate gauge configurations slightly above the critical temperature ${T}_{c}$ with different lattice sizes $L=2\u20134\text{\hspace{0.17em}}\text{\hspace{0.17em}}\mathrm{fm}$. Our action allows frequent topology tunneling while keepi...

[Phys. Rev. D 96, 034509] Published Thu Aug 10, 2017

]]>We present results for the interaction of two kaons at maximal isospin. The calculation is based on ${N}_{f}=2+1+1$ flavor gauge configurations generated by the European Twisted Mass Collaboration with pion masses ranging from about 230 MeV to 450 MeV at three values of the lattice spacing. The elastic sca...

[Phys. Rev. D 96, 034510] Published Thu Aug 10, 2017

]]>We analyze the scattering of fermions, Higgs and electroweak gauge bosons in order to obtain the partial-wave unitarity bounds on dimension-six effective operators, including those involving fermions. We also quantify whether, at the LHC energies, the dimension-six operators lead to unitarity violat...

[Phys. Rev. D 96, 035006] Published Thu Aug 10, 2017

]]>Recent analysis of the rotation curves of a large sample of galaxies with very diverse stellar properties reveals a relation between the radial acceleration purely due to the baryonic matter and the one inferred directly from the observed rotation curves. Assuming the dark matter (DM) exists, this a...

[Phys. Rev. D 96, 043005] Published Thu Aug 10, 2017

]]>Making use of the SNIa data set, Nesseris and Perivolaropoulos [Phys. Rev. D **73**, 103511 (2006)] have found the gravitation constant to evolve in accordance with scalar-tensor gravity. On the other hand, Majerotto *et al.* [arXiv:astro-ph/0410543] and Guo *et al.* [Phys. Rev. D **76**, 023508 (2007)] have fo...

[Phys. Rev. D 96, 043507] Published Thu Aug 10, 2017

]]>We study an effective quantum description of the static gravitational potential for spherically symmetric systems up to the first post-Newtonian order. We start by obtaining a Lagrangian for the gravitational potential coupled to a static matter source from the weak field expansion of the Einstein-H...

[Phys. Rev. D 96, 044010] Published Thu Aug 10, 2017

]]>We provide an elegant way of solving analytically the third post-Newtonian (3PN) accurate Kepler equation, associated with the 3PN-accurate generalized quasi-Keplerian parametrization for compact binaries in eccentric orbits. An additional analytic solution is presented to check the correctness of o...

[Phys. Rev. D 96, 044011] Published Thu Aug 10, 2017

]]>Recent study has shown that a nonsingular oscillating potential—a feature of infinite derivative gravity theories—matches current experimental data better than the standard General Relativity potential. In this work, we show that this nonsingular oscillating potential can be given by a wider class o...

[Phys. Rev. D 96, 044012] Published Thu Aug 10, 2017

]]>We show that the dimension of spacetime becomes complex-valued when its short-scale geometry is invariant under a discrete scaling symmetry. This characteristic can generically arise in quantum gravities, for instance, in those based on combinatorial or multifractal structures or as the partial brea...

[Phys. Rev. D 96, 046001] Published Thu Aug 10, 2017

]]>We propose a new type of moduli stabilization scenario where the supersymmetric and supersymmetry-breaking minima are degenerate at the leading level. The inclusion of the loop corrections originating from the matter fields resolves this degeneracy of vacua. Light axions are predicted in one of our ...

[Phys. Rev. D 96, 046004] Published Thu Aug 10, 2017

]]>[Phys. Rev. D 96, 049906] Published Thu Aug 10, 2017

]]>We study the correlation length between test quarks with the same electric and color charges in the Nambu-Jona-Lasinio model, considering thermal and magnetic effects. We extract the correlation length from the quark correlation function. The latter is constructed from the probability amplitude to b...

[Phys. Rev. D 96, 034007] Published Wed Aug 09, 2017

]]>We discuss nuclear physics in the Sakai-Sugimoto model in the limit of a large number ${N}_{c}$ of colors and large ’t Hooft coupling $\lambda $. In this limit the individual baryons are described by classical solitons whose size is much smaller than the typical distance at which they settle in a nuclear bound stat...

[Phys. Rev. D 96, 034008] Published Wed Aug 09, 2017

]]>We perform a pilot study of the perturbative renormalization of a supersymmetric gauge theory with matter fields on the lattice. As a specific example, we consider supersymmetric $\mathcal{N}=1$ QCD (SQCD). We study the self-energies of all particles which appear in this theory, as well as the renormalization o...

[Phys. Rev. D 96, 034507] Published Wed Aug 09, 2017

]]>We extract constraints on the parameter space of the Manohar and Wise model by comparing the cross sections for dijet, top-pair, dijet-pair, $t\overline{t}t\overline{t}$ and $b\overline{b}b\overline{b}$ productions at the LHC with the strongest available experimental limits from ATLAS or CMS at 8 or 13 TeV. Overall we find mass limits around ...

[Phys. Rev. D 96, 035004] Published Wed Aug 09, 2017

]]>To explain the small neutrino masses, heavy Majorana neutrinos are introduced in the left-right twin Higgs model. The heavy neutrinos—together with the charged scalars and the heavy gauge bosons—may contribute large mixings between the neutrinos and the charged leptons, which may induce some distinc...

[Phys. Rev. D 96, 035005] Published Wed Aug 09, 2017

]]>We consider a model with two real scalar fields which admits phantom domain wall solutions. We investigate the structure and evolution of these phantom domain walls in an expanding homogeneous and isotropic universe. In particular, we show that the increase of the tension of the domain walls with co...

[Phys. Rev. D 96, 043506] Published Wed Aug 09, 2017

]]>We propose an optomechanics experiment that can search for signatures of a fundamentally classical theory of gravity and in particular of the many-body Schrödinger-Newton (SN) equation, which governs the evolution of a crystal under a self-gravitational field. The SN equation predicts that the dynam...

[Phys. Rev. D 96, 044008] Published Wed Aug 09, 2017

]]>We numerically investigated how nonlinear dynamics depends on the dimensionality and on the higher-order curvature corrections in the form of Gauss-Bonnet (GB) terms. We especially monitored the processes of appearances of a singularity (or black hole) in two models: (i) a perturbed wormhole throat ...

[Phys. Rev. D 96, 044009] Published Wed Aug 09, 2017

]]>We study the perturbative unitarity of the Lee-Wick models, formulated as nonanalytically Wick rotated Euclidean theories. The complex energy plane is divided into disconnected regions and the values of a loop integral in the various regions are related to one another by a nonanalytic procedure. We ...

[Phys. Rev. D 96, 045009] Published Wed Aug 09, 2017

]]>Future neutrino experiments may provide tomographic scans of Earth’s interior by viewing solar neutrinos that pass through our planet’s layers.

[Phys. Rev. D 96, 036005] Published Tue Aug 08, 2017

]]>We compute the Rényi mutual information of two disjoint spheres in free massless scalar theory in even dimensions higher than 2. The spherical twist operator in a conformal field theory can be expanded into the sum of local primary operators and their descendants. We analyze the primary operators in...

[Phys. Rev. D 96, 045006] Published Tue Aug 08, 2017

]]>We construct a model where the smallness of the masses of first quark generations implies the near block diagonal nature of the Cabibbo-Kobayashi-Maskawa matrix and vice versa. For this setup, we rely on a two Higgs-doublet model structure with an ${S}_{3}$ symmetry. We show that an SM-like Higgs emerges n...

[Phys. Rev. D 96, 031701(R)] Published Mon Aug 07, 2017

]]>The meson static properties are investigated in a Pauli-Villars regularized Nambu–Jona-Lasinio model in a strong magnetic field. The quark dimension reduction leads to a sudden jump of the mass of the Goldstone mode at the Mott transition temperature. A consequence of such a jump may be some interes...

[Phys. Rev. D 96, 034004] Published Mon Aug 07, 2017

]]>We describe dynamical symmetry breaking in a system of massless Dirac fermions with both electromagnetic and four-fermion interactions in ($2+1$) dimensions. The former is described by the pseudo quantum electrodynamics, and the latter is given by the so-called Gross-Neveu action. We apply the Hubbard...

[Phys. Rev. D 96, 034005] Published Mon Aug 07, 2017

]]>We study the bulk viscosity of quark matter in the strong coupling regime within the two-flavor Nambu–Jona-Lasinio model. The dispersive effects that lead to nonzero bulk viscosity arise from quark-meson fluctuations above the Mott transition temperature, where meson decay into two quarks is kinemat...

[Phys. Rev. D 96, 034006] Published Mon Aug 07, 2017

]]>In this work we present the results of our investigation of SU(2) gauge theory with two Dirac fermions in the adjoint representation (aQCD2), which belongs to the class of strongly interacting gauge theories that are of basic interest for extensions of the Standard Model. We have done numerical latt...

[Phys. Rev. D 96, 034504] Published Mon Aug 07, 2017

]]>We critically reconsider the Landau-Ginzburg-Wilson (LGW) approach to critical phenomena in the presence of gauge symmetries. In the LGW framework, to obtain the universal features of a continuous transition, one identifies the order parameter $\mathrm{\Phi}$ and considers the corresponding most general ${\mathrm{\Phi}}^{4}$ field ...

[Phys. Rev. D 96, 034505] Published Mon Aug 07, 2017

]]>We study a lattice model comprising four massless reduced staggered fermions in four dimensions coupled through an $SU(4)$-invariant four-fermion interaction. We present both theoretical arguments and numerical evidence that no bilinear fermion condensates are present for any value of the four-fermi c...

[Phys. Rev. D 96, 034506] Published Mon Aug 07, 2017

]]>Measurements of the ratio of $B\to {K}^{*}\mu \mu $ to $B\to {K}^{*}ee$ branching fractions, ${R}_{{K}^{*}}$, by the LHCb Collaboration strengthen the hints from previous studies with pseudoscalar kaons, ${R}_{K}$, for the breakdown of lepton universality, and therefore the Standard Model (SM), to $\sim 3.5\sigma $. Complementarity between ${R}_{K}$ and ${R}_{{K}^{*}}$ allo...

[Phys. Rev. D 96, 035003] Published Mon Aug 07, 2017

]]>[Phys. Rev. D 96, 039902] Published Mon Aug 07, 2017

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