Latest in hep-th

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Nonsingular bounce cosmology from general relativityApr 22 2019We investigate a particular classical nonsingular bounce cosmology, which results from general relativity if we allow for degenerate metrics. The simplest model has a constant equation of state and we calculate the modified Hubble diagram for both the ... More
Lattice QCD and Neutrino-Nucleus ScatteringApr 22 2019This document is one of a series of whitepapers from the USQCD collaboration. Here, we discuss opportunities for lattice QCD in neutrino-oscillation physics, which inevitably entails nucleon and nuclear structure. In addition to discussing pertinent lattice-QCD ... More
Topological Field Theory and Lee-Yang ZeroApr 22 2019The Jones polynomial and its generalizations can be computed as expectation values of Wilson loop operators. we show that the zero of the Jones polynomial is Lee-Yang type. Moreover phase transition is also discussed in the Jones polynomial of torus knot ... More
Structure of the nucleon and its first radial excitationApr 22 2019A Poincar\'e-covariant continuum approach to the three valence-quark bound-state problem in quantum field theory is used to perform a detailed analysis of the nucleon's ground and first excited states: the so-called $N(940)\frac{1}{2}^+$ and $N(1440)\frac{1}{2}^+$. ... More
Super Heat Kernel of General Second Order Operators in $N=1$ Superspace and One-Loop Divergence of Dilaton-coupled SYM TheoryApr 22 2019We shall develop a general technique to obtain the super heat kernel coefficients of an arbitrary second order operator in $N=1$ superspace. We focus on the space of conformal supergravity here but the method presented is equally applicable for other ... More
Cosmological Solutions in Multiscalar Field TheoryApr 22 2019We consider a cosmological model with two scalar fields minimally coupled to gravity which have a mixed kinetic term. Hence, Chiral cosmology is included in our analysis. The coupling function and the potential function, which depend on one of the fields, ... More
The Role of Lattice QCD in Searches for Violations of Fundamental Symmetries and Signals for New PhysicsApr 22 2019This document is one of a series of whitepapers from the USQCD collaboration. Here, we discuss opportunities for Lattice Quantum Chromodynamics (LQCD) in the research frontier in fundamental symmetries and signals for new physics. LQCD, in synergy with ... More
Hadrons and NucleiApr 20 2019This document is one of a series of whitepapers from the USQCD collaboration. Here, we discuss opportunities for lattice QCD calculations related to the structure and spectroscopy of hadrons and nuclei. An overview of recent lattice calculations of the ... More
Quasinormal modes of Schwarzschild Black Hole and Damour-Solodukhin Wormhole via Feedforward Neural Network MethodApr 20 2019For the first time in the literature, we show how the quasinormal modes (QNMs) arising from the perturbations of scalar fields propagating in the backgrounds of a black hole and wormhole can be derived by using the feedforward neural network method (FNNM). ... More
Field sources in a CPT-even Lorentz-violation Maxwell electrodynamicsApr 20 2019This paper is dedicated to the study of interactions between external sources for the electromagnetic field in a model which exhibits Lorentz symmetry breaking. We investigate such interactions in the CPT-even photon sector of the Standard Model Extension ... More
Numerical analyses of N=2 supersymmetric quantum mechanics with cyclic Leibniz rule on latticeApr 19 2019We study a cyclic Leibniz rule, which provides a systematic approach to lattice supersymmetry, using a numerical method with a transfer matrix. The computation is carried out in N=2 supersymmetric quantum mechanics with the phi^6-interaction for weak ... More
Stable magnetic monopole in two Higgs doublet modelsApr 19 2019We show that a stable magnetic monopole with a finite mass can exist in two Higgs doublet models, contrary to the standard model. The monopole is attached by two topological $Z$ strings ($Z$ flux tubes) from both sides.Despite of a trivial second homotopy ... More
Conserved currents and $\text{T}\bar{\text{T}}_s$ irrelevant deformations of 2D integrable field theoriesApr 19 2019It has been recently discovered that the $\text{T}\bar{\text{T}}$ deformation is closely-related to Jackiw-Teitelboim gravity. At classical level, the introduction of this perturbation induces an interaction between the stress-energy tensor and space-time ... More
Chiral sound waves in strained Weyl semimetalsApr 19 2019We show that a strained wire of a Weyl semimetal supports a new type of gapless excitation, the chiral sound wave (CSW). The CSW emerges due to the axial-axial-axial (AAA) triangle anomaly which couples the chiral charge density to elastic axial gauge ... More
Schur sector of Argyres-Douglas theory and $W$-algebraApr 19 2019We study the Schur index, the Zhu's $C_2$ algebra, and the Macdonald index of a four dimensional $\mathcal{N}=2$ Argyres-Douglas (AD) theories from the structure of the associated two dimensional $W$-algebra. The Schur index is derived from the vacuum ... More
On Itzykson-Zuber AnsatzApr 19 2019We apply the renormalized coupling constants and Virasoro constraints to derive the Itzykson-Zuber Ansatz on the form of the free energy in topological 2D gravity. We also treat the topological 1D gravity and the Hermitian one-matrix models in the same ... More
Theory on Hadrons in Nuclear MediumApr 19 2019After decades-long attempts to measure the mass shift and understand the origin of hadron mass, it became clear that one has to analyze hadrons with small vacuum width. Also, to identify the effect of chiral symmetry breaking, one has to start by looking ... More
Stability of scalarized charged black holes in the Einstein-Maxwell-Scalar theoryApr 19 2019We analyze the stability of scalarized charged black holes in the Einstein-Maxwell-Scalar (EMS) theory with quadratic coupling. These black holes are labelled by the number of $n=0,1,2,\cdots$, where $n=0$ is called the fundamental black hole and $n=1,2,\cdots$ ... More
Gravitational probes of ultra-light axionsApr 18 2019The axion is a hypothetical, well-motivated dark-matter particle whose existence would explain the lack of charge-parity violation in the strong interaction. In addition to this original motivation, an `axiverse' of ultra-light axions (ULAs) with masses ... More
Chiral perturbation theory in the environment with chiral imbalanceApr 18 2019We discuss the description of chiral imbalance imprint in pion matter. It is based on the Chiral Perturbation Theory supplemented by medium induced chiral chemical potential in the covariant derivative. Such an implementation of chiral imbalance recently ... More
The $x_i$-eigenvalue problem on some new fuzzy spheresApr 18 2019We study the eigenvalue equation for the 'Cartesian coordinates' observables $x_i$ on the fully $O(2)$-covariant fuzzy circle $\{S^1_\Lambda\}_{\Lambda\in\mathbb{N}}$ ($i=1,2$) and on the fully $O(3)$-covariant fuzzy 2-sphere $\{S^2_\Lambda\}_{\Lambda\in\mathbb{N}}$ ... More
Geometry of bounded critical phenomenaApr 18 2019We devise a geometric description of bounded systems at criticality in any dimension $d$. This is achieved by altering the flat metric with a space dependent scale factor $\gamma(x)$, $x$ belonging to a general bounded domain $\Omega$. $\gamma(x)$ is ... More
Axion-Dilaton Destabilization and the Hubble TensionApr 18 2019The discrepancy in measurements of the Hubble constant indicates new physics in dark energy, dark matter, or both. Drawing inspiration from string theory, where axions interact with the other moduli fields, including the dilaton, here we demonstrate that ... More
Unimodular jordanian deformations of integrable superstringsApr 18 2019We find new homogeneous r matrices containing supercharges, and give examples of backgrounds associated with their corresponding Yang-Baxter deformed superstrings. We obtain these r matrices and backgrounds as special scaling limits of recently found ... More
Nonlinear flavor development of a two-dimensional neutrino gasApr 18 2019We present a numerical survey of the nonlinear flavor development of dense neutrino gases. This study is based on the stationary, two-dimensional ($x$ and $z$), two-beam, monochromatic neutrino line model with a periodic boundary condition along the $x$ ... More
On the localization manifold of 5d supersymmetric spinning black holesApr 18 2019We analyze the localization equations relevant to the quantum entropy of spinning supersymmetric black holes in five-dimensional asymptotically flat space. The precise problem is to classify all solutions to the off-shell supersymmetry equations in N=2 ... More
Proton decay in flux compactificationsApr 18 2019We study proton decay in a six-dimensional orbifold GUT model with gauge group $SO(10)\times U(1)_A$. Magnetic $U(1)_A$ flux in the compact dimensions determines the multiplicity of quark-lepton generations, and it also breaks supersymmetry by giving ... More
RG Equations and High Energy Behaviour in Non-Renormalizable TheoriesApr 18 2019We suggest a novel view on non-renormalizable interactions. It is based on the usual BPHZ R-operation which is equally applicable to any local QFT independently whether it is renormalizable or not. As a playground we take the phi^4_D theory in D dimensions ... More
Emergence of hydrodynamical behavior in expanding quark-gluon plasmasApr 18 2019We use a set of simple angular moments to solve the Boltzmann equation in the relaxation time approximation for a boost invariant longitudinally expanding gluonic plasma. The transition from the free streaming regime at early time to the hydrodynamic ... More
Few-body systems in Minkowski space: the Bethe-Salpeter Equation challengeApr 18 2019Solving the homogeneous Bethe-Salpeter equation directly in Minkowski space is becoming a very alive field, since, in recent years, a new approach has been introduced, and the reachable results can be potentially useful in various areas of research, as ... More
The Zilch Electromagnetic Conservation Law in Variational Characteristic FormApr 18 2019In this paper we consider the zilch conservation laws for Maxwell theory and demonstrate that in the duality-symmetric version of Maxwell theory, the zilch arises as a Noether current for a variational symmetry of the duality symmetric Lagrangian which ... More
Spherical dust collapse in bimetric relativity: Bimetric polytropesApr 18 2019We present a method for solving the constraint equations in the Hassan-Rosen bimetric theory to determine the initial data for the gravitational collapse of spherically symmetric dust. The setup leads to equations similar to those for a polytropic fluid ... More
Two-particle angular correlations in heavy ion collisions from a multiphase transport modelApr 18 2019We extend our earlier study on two-particle angular correlations in $pp$ collisions at low transverse momentum ($p_T$) to $p$-Pb, Pb-Pb and Au-Au collisions at RHIC and LHC energies. We mainly use the string melting version of a multiphase transport model ... More
Mean-field potential effects in the cumulants of baryons from central Au+Au collision at $E_{lab}$= 1.23 GeV$/$nucleonApr 18 2019The cumulants of baryon multiplicity distribution in relativistic heavy-ion collisions (HICs) have attracted considerable attention recently. It has been conjectured that they may serve as a promising observable to detect the critical end point in the ... More
Phase ambiguity of the measure for continuum Majorana fermionsApr 18 2019Integrating over a continuum Majorana fermion formally yields a functional pfaffian. We show that the phase of this pfaffian is ambiguous, as it depends on the choice of basis. This ambiguity is naturally resolved within a non-perturbative lattice definition, ... More
Vacuum fluctuation, micro-cyclic "universes" and the cosmological constant problemApr 18 2019We show that the usual formulation of the cosmological constant problem breaks down when the effect of the huge fluctuations in quantum vacuum stress-energy tensor is considered. Even if one has successfully fine-tuned the bare cosmological constant in ... More
Gravitino condensate in $N=1$ supergravity coupled to the $N=1$ supersymmetric Born-Infeld theoryApr 18 2019The $N=1$ supersymmetric Born-Infeld theory coupled to $N=1$ supergravity in four spacetime dimensions is studied in the presence of a cosmological term with spontaneous supersymmetry breaking. The consistency is achieved by compensating a negative contribution ... More
Effective gauge theories of superfluidity with topological orderApr 18 2019We discuss the low-energy dynamics of superfluidity with topological order in $(3+1)$ spacetime dimensions. We generalize a topological $BF$ theory by introducing a non-square $K$ matrix, and this generalized $BF$ theory can describe massless Nambu-Goldstone ... More
Vacuum Decay in Real Time and Imaginary Time FormalismsApr 18 2019We analyze vacuum tunneling in quantum field theory in a general formalism by using the Wigner representation. In the standard instanton formalism, one usually approximates the initial false vacuum state by an eigenstate of the field operator, imposes ... More
Distinguishing Elliptic Fibrations with AIApr 17 2019We use the latest techniques in machine-learning to study whether from the landscape of Calabi-Yau manifolds one can distinguish elliptically fibred ones. Using the dataset of complete intersections in products of projective spaces (CICY3 and CICY4, totalling ... More
Interface in Kerr-AdS black hole spacetimeApr 17 2019A defect solution in the AdS5 x S5 black hole spacetime is given. This is a generalization of the previous work to another spacetime. The equation of motion for a sort of non-local operator, "an interface," is given and its numerical solution is shown. ... More
Ehlers symmetry in four dimensionsApr 17 2019Starting with the light-cone Hamiltonian for gravity, we perform a field redefinition that reveals a hidden symmetry in four dimensions, namely the Ehlers $SL(2,R)$ symmetry. The field redefinition, which is non-local in space but local in time, acts ... More
The holographic dual of Rényi relative entropyApr 17 2019The relative entropy is a measure of the distinguishability of two quantum states. A great deal of progress has been made in the study of the relative entropy between an excited state and the vacuum state of a conformal field theory (CFT) reduced to a ... More
The Weak Scale from Weak GravityApr 17 2019We explore the prospects for bounding the weak scale using the weak gravity conjecture (WGC), addressing the hierarchy problem by violating the expectations of effective field theory. Building on earlier work by Cheung and Remmen, we construct models ... More
Surface Theory: the Classical, the Quantum, and the HolographicApr 17 2019Motivated by the power of subregion/subregion duality for constraining the bulk geometry in gauge/gravity duality, we pursue a comprehensive and systematic approach to the behavior of extremal surfaces under perturbations. Specifically, we consider modifications ... More
Renormalization properties of a Galilean Wess-Zumino modelApr 17 2019We consider a Galilean N=2 supersymmetric theory in 2+1 dimensions with F-term couplings, obtained by null reduction of a relativistic Wess-Zumino model. We compute quantum corrections and we check that, as for the relativistic parent theory, the F-term ... More
Causality, unitarity thresholds, anomalous thresholds and infrared singularities from the loop-tree duality at higher ordersApr 17 2019We present the first comprehensive analysis of the unitarity thresholds and anomalous thresholds of scattering amplitudes at two loops and beyond based on the loop-tree duality, and show how non-causal unphysical thresholds are locally cancelled in an ... More
Preservation of no-signalling principle in parity-time symmetric quantum systemsApr 17 2019We look into the possibility of entanglement generation in a parity(P)-time(T)-symmetric framework and demonstrate the non-violation of non-signalling principle for the case of bipartite systems when at least one is guided by PT-symmetric quantum mechanics. ... More
Typical entropy of a subsystem: Page curve and its varianceApr 17 2019When an isolated quantum system is in a random pure state, the average entropy of a subsystem is close to maximal. The exact formula for the average $\langle{S_{A}}\rangle$ was conjectured by Page in 1995 and later proved. Here we compute the exact formula ... More
Black hole shadow in a general rotating spacetime obtained through Newman-Janis algorithmApr 17 2019The Newman-Janis (NJ) algorithm has been extensively used in the literature to generate rotating black hole solutions from nonrotating seed spacetimes. In this work, we show, using various constants of motion, that the null geodesic equations in an arbitrary ... More
Hadron-Deuteron Correlations and Production of Light Nuclei in Relativistic Heavy-Ion CollisionsApr 17 2019Production of light nuclei in relativistic heavy-ion collisions is well described by both the thermal model, where light nuclei are in equilibrium with all other hadron species present in a fireball, and the coalescence model, where light nuclei are formed ... More
Lie Algebra Expansions and Actions for Non-Relativistic GravityApr 17 2019We show that the general method of Lie algebra expansions can be applied to re-construct several algebras and related actions for non-relativistic gravity that have occurred in the recent literature. We explain the method and illustrate its applications ... More
The large $D$ membrane paradigm for general four-derivative theory of gravity with a cosmological constantApr 17 2019We find the membrane equations which describe the leading order in $1/D$ dynamics of black holes in the $D\rightarrow\infty$ limit for the most general four-derivative theory of gravity in the presence of a cosmological constant. We work up to linear ... More
The analytic structure of thermodynamic systems with repulsive interactionsApr 17 2019Thermodynamic properties of systems with repulsive interactions, are considered in the grand canonical ensemble. The analytic structure of the excluded-volume model in the complex plane of the system chemical potential (fugacity) is elaborated, based ... More
Vacuum polarization in high-dimensional AdS spacetime in the presence of a cosmic string and compactified extra dimensionApr 17 2019In this paper, we analyze the vacuum expectation values (VEVs) of the field squared and the energy-momentum tensor associated with a charged and massive scalar quantum field in a generalized $(D+1)$-dimensional anti-de Sitter space in the presence of ... More
Angular mode expansion of the Boltzmann equation in the small-angle approximationApr 17 2019We use an expansion in angular mode functions in order to solve the Boltzmann equation for a gluon plasma undergoing longitudinal expansion. By comparing with the exact solution obtained numerically by other means we show that the expansion in mode functions ... More
BRST in the Exact RGApr 17 2019We show that the Quantum Master Equation and the Wilsonian renormalization group (RG) flow equation can be combined such that for the continuum effective action, quantum BRST invariance is not broken by the presence of an effective ultraviolet cutoff ... More
BRST in the Exact RGApr 17 2019Apr 18 2019We show that the Quantum Master Equation and the Wilsonian renormalization group (RG) flow equation can be combined such that for the continuum effective action, quantum BRST invariance is not broken by the presence of an effective ultraviolet cutoff ... More
A new perspective on galactic dynamicsApr 17 2019We derive the radial acceleration of stars in galaxies by using basic features of thermodynamics, statistical mechanics and general relativity. We assume that the "dark" component of the radial acceleration is originated from the reaction of dark energy ... More
Scattering of the Kalb-Ramond State from a Dynamical D$p$-brane with Background FieldsApr 17 2019We apply the boundary state method and operator formalism to obtain tree-level scattering amplitude of the Kalb-Ramond state from a D$p$-brane. The brane has a tangential dynamics, and it has been dressed by the antisymmetric tensor field, a $U(1)$ internal ... More
On the modular operator of mutli-component regions in chiral CFTApr 17 2019We introduce an approach to find the Tomita-Takesaki modular flow for multi-component regions in chiral conformal field theory. Our method is based only locality (or braid-relations) of primary fields and the so-called Kubo-Martin-Schwinger (KMS) condition. ... More
Spin-dependent dynamically assisted Schwinger mechanismApr 17 2019We study electron and positron pair production from the vacuum by a strong slow electric field superimposed by a weak fast electric field as a perturbation (the dynamically assisted Schwinger mechanism). We argue that the Schwinger mechanism becomes spin-dependent ... More
Realtime dynamics of axion particle production due to spontaneous decay of coherent axion fieldApr 17 2019We show that the coherent axion field spontaneously decays by emitting axion particles via quantum tunneling if axion potential has more than one minimum. By employing the $\hbar$-expansion and mean field approximation, we develop a formalism to trace ... More
Spectral functions of confined particlesApr 17 2019We determine the gluon and ghost spectral functions along with the analytic structure of the associated propagators from numerical data describing Landau gauge correlators at space-like momenta obtained by either solving the Dyson-Schwinger equations ... More
Quasi-normal modes in a symmetric triangular barrierApr 17 2019Quasi-normal modes (QNMs) of the massless scalar wave in $1+1$ dimensions are obtained for a symmetric, finite, triangular barrier potential. This problem is exactly solvable, with Airy functions involved in the solutions. Before we obtain the QNMs, we ... More
Kaluza-Klein Reduction of the 6 Dimensional \\ Dirac Equation on $\mathbb{S}^3 \cong SU(2)$ and \\ Non-abelian Topological InsulatorsApr 17 2019In this work, the Kaluza-Klein reduction of the Dirac equation on a 6 dimensional spacetime $\mathbb{M}^{1+5} := \mathbb{M}^{1+2} \times \mathbb{S}^3$ is studied. Because of the group structure on $\mathbb{S}^3$, $\mathbb{M}^{1+5}$ can be seen as a principal ... More
Weyl Covariant Theories of Gravity in Riemann-Cartan-Weyl Space-times I. Topologically Massive GravityApr 17 2019We discuss locally Weyl (scale) covariant generalisations of gravitational theories using Riemann-Cartan-Weyl space-times in arbitrary dimensions. We demonstrate the procedure of Weyl gauging on two examples in particular: General relativity, and topologically ... More
Slow-roll inflation in generalized scalar-torsion gravityApr 17 2019We study the dynamics of inflation in a generalized scalar-torsion gravity scenario by assuming a canonical scalar field non-minimally coupled to torsion with a Galileon-type self-interaction. After obtaining the field equations for a flat FRW background, ... More
Chiral vortical conductivity across a topological phase transition from holographyApr 17 2019We study the chiral vortical conductivity in a holographic Weyl semimetal model, which describes a topological phase transition from the strongly coupled topologically nontrivial phase to a trivial phase. We focus on the temperature dependence of the ... More
A new kind of cyclic universeApr 16 2019Combining intervals of ekpyrotic (ultra-slow) contraction with a (non-singular) classical bounce naturally leads to a novel cyclic theory of the universe in which the Hubble parameter, energy density and temperature oscillate periodically, but the scale ... More
Nucleon resonance contributions to unpolarised inclusive electron scatteringApr 16 2019The first CLAS12 experiments will provide high-precision data on inclusive electron scattering observables at a photon virtuality $Q^2$ ranging from 0.05 GeV$^2$ to 12 GeV$^2$ and center-of-mass energies $W$ up to 4 GeV. In view of this endeavour, we ... More
Geometrical tools for embedding fields, submanifolds, and foliationsApr 16 2019Embedding fields provide a way of coupling a background structure to a theory while preserving diffeomorphism-invariance. Examples of such background structures include embedded submanifolds such as branes; boundaries of local subregions, such as the ... More
Graded Quivers, Generalized Dimer Models and Toric GeometryApr 16 2019The open string sector of the topological B-model model on CY $(m+2)$-folds is described by $m$-graded quivers with superpotentials. This correspondence extends to general $m$ the well known connection between CY $(m+2)$-folds and gauge theories on the ... More
On thermal field fluctuations in ghost-free theoriesApr 16 2019We study the response of a scalar thermal field to a $\delta$-probe in the context of non-local ghost-free theories. In these theories a non-local form factor is inserted into the kinetic part of the action which does not introduce new poles. For the ... More
Matter Chern Simons Theories in a Background Magnetic FieldApr 16 2019We study large $N$ 2+1 dimensional fermions in the fundamental representation of an $SU(N)_k$ Chern Simons gauge group in the presence of a uniform background magnetic field for the $U(1)$ global symmetry of this theory. The magnetic field modifies the ... More
Cosmological constant: relaxation vs multiverseApr 16 2019We consider a scalar field with a bottom-less potential, such as $g^3 \phi$, finding that cosmologies unavoidably end up with a crunch, late enough to be compatible with observations if $g \lesssim 1.2 H_0^{2/3} M_{\rm Pl}^{1/3}$. If rebounces avoid singularities, ... More
Nonlinear Dynamics of the Cold Atom Analog False VacuumApr 16 2019We investigate the nonlinear dynamics of cold atom systems that can in principle serve as quantum simulators of false vacuum decay. The analog false vacuum manifests as a metastable vacuum state for the relative phase in a two-species Bose-Einstein condensate ... More
Covariant BSSN formulation in bimetric relativityApr 16 2019Numerical integration of the field equations in bimetric relativity is necessary to obtain solutions describing realistic systems. Thus, it is crucial to recast the equations into a well-posed form. In general relativity, under certain assumptions, the ... More
Hybrid deformed algebraApr 16 2019By considering $p,q$-deformed and $\mu$-deformed algebras we propose an association of them to form a hybrid deformed algebra. The increased number of available parameters can provide us with a richer tool to investigate new scenarios within hybrid deformed ... More
The large $N$ limit of OPEs in symmetric orbifold CFTs with $\mathcal{N}=(4,4)$ supersymmetryApr 16 2019We explore the OPE of certain twist operators in symmetric product ($S_N$) orbifold CFTs, extending our previous work arXiv:1804.01562 to the case of $\mathcal{N}=(4,4)$ supersymmetry. We consider a class of twist operators related to the chiral primaries ... More
Abelian M5-brane on $S^6_q$Apr 16 2019We compute the conformal anomaly of the abelian M5 brane on a conical deformation $S^6_q$ of the round six-sphere. Our results agree with corresponding results on $S^1 \times \mathbb{H}^5$ that were obtained in arXiv:1511.00313. For the free energies ... More
Radiative corrections to the Big-Bang Nucleosynthesis nuclear reaction ratesApr 16 2019We compute radiative corrections to nuclear reaction rates that determine the outcome of the Big-Bang Nucleosynthesis (BBN). Any nuclear reaction producing a photon with an energy above $2m_e$ must be supplemented by the corresponding reaction where the ... More
New Realization of the Conversion Calculation for Reactor Antineutrino FluxesApr 16 2019Validation of the effective conversion method in the reactor antineutrino flux calculation is examined using the ab initio calculation of the electron and antineutrino spectra from the state-of-the-art nuclear database. It turns out that neglecting the ... More
The Origin of Mass in QCD and its RenormalizationApr 16 2019We present in the most general way how the mass scale parameter appears in the QCD ground state. The transversity of the full gluon self-energy has been investigated in detail. We have derived the Schwinger-Dyson equation of motion for the full gluon ... More
Quasi-Exactly Solvable Scattering Problems, Exactness of the Born Approximation, and Broadband Unidirectional Invisibility in Two DimensionsApr 16 2019Achieving exact unidirectional invisibility in a finite frequency band has been an outstanding problem for many years. We offer a simple solution to this problem in two dimensions that is based on our solution to another more basic open problem of scattering ... More
Quark mass function from a OGE-type interaction in Minkowski spaceApr 16 2019We present results for the quark mass function in Minkowski space calculated from an interaction kernel that consists of an effective one-gluon-exchange and a constant interaction. We analyze the gauge dependence of our results and compare them in the ... More
Curvature radius and Kerr black hole shadowApr 16 2019We consider applications of the curvature radius of a Kerr black hole shadow and propose three new approaches to simultaneously determine the black hole spin and inclination angle of the observer. The first one uses only two symmetric characteristic points, ... More
Quantum properties and generalised T-duality of the Yang-Baxter Wess-Zumino modelApr 16 2019In this short proceedings we discuss some of the results obtained in [1]. Integrable deformations enlarge the landscape and understanding of integrable models and its algebraic structures like quantum groups. In this short proceedings, we will review ... More
Symmetry and geometry in generalized Higgs effective field theory -- Finiteness of oblique corrections v.s. perturbative unitarityApr 16 2019We formulate a generalization of Higgs effective field theory (HEFT) including arbitrary number of extra neutral and charged Higgs bosons (generalized HEFT, GHEFT) to describe non-minimal electroweak symmetry breaking models. Using the geometrical form ... More
Spontaneous generation of spin current from the vacuum by strong electric fieldsApr 16 2019We discuss spontaneous spin current generation from the vacuum by strong electric fields as a result of interplay between the Schwinger mechanism and a spin-orbit coupling. By considering a homogeneous slow strong electric field superimposed by a fast ... More
Small gauge transformations and universal geometry in heterotic theoriesApr 16 2019We explore the observation that small gauge transformations in heterotic supergravity are related to a choice of connection on the moduli space. We start by describing the action of small gauge transformations in heterotic supergravity. We show a convenient ... More
On the Mathematical Understanding of ResNet with Feynman Path IntegralApr 16 2019In this paper, we aim to understand Residual Network (ResNet) in a scientifically sound way by providing a bridge between ResNet and Feynman path integral. In particular, we prove that the effect of residual block is equivalent to partial differential ... More
Higher Gauge Theories Based on 3-groupsApr 16 2019We study the categorical generalizations of a $BF$ theory to $2BF$ and $3BF$ theories, corresponding to $2$-groups and $3$-groups, in the framework of higher gauge theory. In particular, we construct the constrained $3BF$ actions describing the correct ... More
Non-Lorentzian M5-brane Theories from HolographyApr 16 2019M-theory on $AdS_7 \times S^4$ admits a description where the $AdS_7$ factor is constructed as a timelike Hopf fibration over a non-compact three dimensional complex projective space $\tilde{\mathbb{CP}}^3$. We consider the worldvolume theory for M5-branes ... More
Modular symmetry anomaly in magnetic flux compactificationApr 16 2019We study modular symmetry anomalies in four-dimensional low-energy effective field theory derived from six-dimensional super $U(N)$ Yang-Mills theory with magnetic flux compactification. The gauge symmetry $U(N)$ breaks to $U(N_a) \times U(N_b)$ by magnetic ... More
Dirac Equation In The Curved Spacetime and Generalized Uncertainty Principle: A fundamental quantum mechanical approach with energy dependent potentialsApr 16 2019In this work, we have obtained the solutions of the (1 + 1) dimensional Dirac equation on a gravitational background within the generalized uncertainty principle. We have shown that how minimal length parameters effect the Dirac particle in a spacetime ... More
Cooling of the Cassiopeia A neutron star and the effect of diffusive nuclear burningApr 16 2019The study of how neutron stars cool over time can provide invaluable insights into fundamental physics such as the nuclear equation of state and superconductivity and superfluidity. A critical relation in neutron star cooling is the one between observed ... More
Are primordial black holes produced by entropy perturbations in single field inflationary models?Apr 16 2019We show that in single field inflationary models the super-horizon evolution of curvature perturbations on comoving slices $\mathcal{R}$, which can cause the production of primordial black holes (PBH), is not due to entropy perturbations but to a fast ... More
Generalized Hawking-Page transitionsApr 16 2019We construct holographic backgrounds that are dual by the AdS/CFT correspondence to Euclidean conformal field theories on products of spheres $S^{d_1}\times S^{d_2}$, for conformal field theories whose dual may be approximated by classical Einstein gravity ... More
Soft charges from the geometry of field spaceApr 16 2019Infinite sets of asymptotic soft-charges were recently shown to be related to new symmetries of the $S$-matrix, spurring a large amount of research on this and related questions. Notwithstanding, the raison-d'\^etre of these soft-charges rests on less ... More