text stringlengths 1 2.25M |
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---
abstract: |
We present a comprehensive study to measure the locations of $\gamma$-ray bursts (GRBs) relative to their host galaxies. In total, we find the offsets of 20 long-duration GRBs from their apparent host galaxy centers utilizing ground-based images from Palomar and Keck and space-based images from the ... |
---
abstract: 'The central-spin problem, in which an electron spin interacts with a nuclear spin bath, is a widely studied model of quantum decoherence [@Chen2007]. Dynamic nuclear polarization (DNP) occurs in central spin systems when electronic angular momentum is transferred to nuclear spins [@Abragam1978] and is ex... |
---
abstract: 'Exceptional points (EPs) correspond to degeneracies of open systems. These are attracting much interest in optics, optoelectronics, plasmonics, and condensed matter physics. In the classical and semiclassical approaches, Hamiltonian EPs (HEPs) are usually defined as degeneracies of non-Hermitian Hamilton... |
---
abstract: |
In the paper [@KNS-2018], we studied the problem of mixing for a class of PDEs with very degenerate noise and established the uniqueness of stationary measure and its exponential stability in the dual-Lipschitz metric. One of the hypotheses imposed on the problem in question required that the unpert... |
---
abstract: 'We extend the research program initiated in \[Phys. Rev. A **92**, 012338 (2015)\], where we restricted our attention to noisy deterministic teleportation protocols, to noisy probabilistic (conditional) protocols. Our main goal now is to study how we can increase the fidelity of the teleported state in t... |
---
abstract: 'In order to fabricate precise atomic-scale devices in silicon using a combination of scanning tunnelling microscopy (STM) and molecular beam epitaxy it is necessary to minimize the segregation/diffusion of dopant atoms during silicon encapsulation. We characterize the surface segregation/diffusion of pho... |
---
abstract: 'The adiabatic perturbation of dark matter is damped during the kinetic decoupling due to the collision with relativistic component on sub-horizon scales. However the isocurvature part is free from damping and could be large enough to make a substantial contribution to the formation of small scale structu... |
---
abstract: 'The CALICE collaboration has constructed highly granular electromagnetic and hadronic calorimeter prototypes to evaluate technologies for the use in detector systems at the future International Linear Collider. These calorimeters have been tested extensively in particle beams at CERN and at Fermilab. We ... |
**ORIENTED MATROID THEORY AND LOOP QUANTUM**
**GRAVITY IN (2+2) AND EIGHT DIMENSIONS**
** **
** **
J. A. Nieto[^1]
*Mathematical, Computational & Modeling Science Center, Arizona State University, PO Box 871904, Tempe, AZ 85287, USA*
*Facultad de Ciencias Físico-Matemáticas de la Universidad Autónoma ... |
---
abstract: 'For a class of $\La$-Fleming-Viot processes with underlying Brownian motion whose associated $\La$-coalescents come down from infinity, we prove a one-sided modulus of continuity result for their ancestry processes recovered from the lookdown construction of Donnelly and Kurtz. As applications, we first ... |
---
abstract: |
Defeasible logics provide several linguistic features to support the expression of defeasible knowledge. There is also a wide variety of such logics, expressing different intuitions about defeasible reasoning. However, the logics can only combine in trivial ways. This limits their usefulness in cont... |
---
abstract: 'Owing to their capacity-achieving performance and low encoding and decoding complexity, polar codes have drawn much research interests recently. Successive cancellation decoding (SCD) and belief propagation decoding (BPD) are two common approaches for decoding polar codes. SCD is sequential in nature whi... |
---
abstract: 'We study effects of quenched bond disorder in frustrated easy-plane antiferromagnets in two space dimensions, using a combination of analytical and numerical techniques. We consider local-moment systems which display non-collinear long-range order at zero temperature, with the antiferromagnetic triangula... |
=2 \#1\#2\#3[\#1==1 \#2\#3]{}
=1 =2 by -
c
Our goal is to construct, given a of $G$ on $A$, a -over $G$. We recall below, the definition of this concept in the special case of discrete groups .
Definition A -over a discrete group $G$ is a collection of Banach spaces $\{B_t\}_{t\in G}$ together with a multiplication... |
---
abstract: 'We document the similarities in composition between the equatorial basins Tui Regio, Hotei Regio, and other 5-$\mu$m-bright materials, notably the north polar evaporites, by investigating the presence and extent of an absorption feature at 4.92 $\mu$m. In most observations, Woytchugga Lacuna, Ontario Lac... |
---
abstract: 'Given a tame Galois branched cover of curves $\pi: X \to Y$ with any finite Galois group $G$ whose representations are rational, we compute the dimension of the (generalized) Prym variety $\operatorname{Prym}_{\rho}(X)$ corresponding to any irreducible representation $\rho$ of $G$. This formula can be ap... |
---
abstract: 'We say a subset $\Sigma \subseteq F_N$ of the free group of rank $N$ is *spectrally rigid* if whenever $T_1, T_2 \in \operatorname{cv}_N$ are $\mathbb{R}$-trees in (unprojectivized) outer space for which $\| \sigma \|_{T_1} = \| \sigma \|_{T_2}$ for every $\sigma \in \Sigma$, then $T_1 = T_2$ in $\operat... |
---
abstract: 'The leptonic decays of the heavy gauge bosons *W* and/or *Z* provide a clear experimental signature at hadron colliders. The production of accompanying jets is an excellent signal to probe QCD, while also being the main background to many searches for new physics. Describing the complex final state of *W... |
---
abstract: 'The space $\emph{GL}^+_n$ of matrices of positive determinant inherits an extrinsic metric space structure from ${\mathbb R}^{n^2}$. On the other hand, taking the infimum of the lengths of all paths connecting a pair of points in $\emph{GL}^+_n$ gives an intrinsic metric. We prove bilipschitz equivalence... |
---
author:
- 'Jean-Baptiste Salmon'
- Sébastien Manneville
- Annie Colin
- Bernard Pouligny
title: An optical fiber based interferometer to measure velocity profiles in sheared complex fluids
---
Introduction
============
The behaviour of complex fluids under flow raises important fundamental problems and involves a... |
---
abstract: |
We study an optimal investment/consumption problem in a model capturing market and credit risk dependencies. Stochastic factors drive both the default intensity and the volatility of the stocks in the portfolio. We use the martingale approach and analyze the recursive system of nonlinear Hamilton-Ja... |
---
abstract: 'We study the motion of neutral test particles along circular orbits in the Reissner-Nordström spacetime. We use the method of the effective potential with the constants of motion associated to the underlying Killing symmetries. A comparison between the black hole and naked singularity cases is performed.... |
---
abstract: 'Most studies of mass transfer in binary systems assume circular orbits at the onset of Roche lobe overflow. However, there are theoretical and observational indications that mass transfer could occur in eccentric orbits. In particular, eccentricity could be produced via sudden mass loss and velocity kick... |
---
abstract: 'Выведено уравнение главного резонанса в частных производных в одномерной среде при воздействии внешней силы с медленно меняющейся частотой – нестационарное нелинейное уравнение Шредингера с внешней силой. При $t\to\infty$ построен главный член локализованного в пространстве растущего асимптотического реш... |
---
abstract: 'We study the phase space of the reduced three-wave interaction dynamical system. Thanks to its phase space, we present a five-parameter family of modified reduced three-wave interaction dynamical systems. We give its symmetry and holomorphy conditions.'
author:
- Yusuke Sasano
title: 'The phase space of ... |
---
abstract: |
This letter analyzes the security weakness of a recently proposed communication method based on chaotic modulation and masking using synchronization of two chaotic systems with different orders. It is shown that its application to secure communication is unsafe, because it can be broken in two diffe... |
---
abstract: |
Assume that for every derandomization result for logspace algorithms, there is a pseudorandom generator strong enough to nearly recover the derandomization by iterating over all seeds and taking a majority vote. We prove under a precise version of this assumption that $\mathbf{BPL} \subseteq \bigcap... |
---
abstract: |
We present two-dimensional (2D) mapping of the stellar velocity field within the inner 5 of six nearby active galaxies, using spectra obtained with the Integral Field Unit of the GMOS instrument at the Gemini North telescope. The sampling of the observations is 02, corresponding at the galaxies to s... |
---
abstract: 'The abstract should summarize the context, content and conclusions of the paper in less than 200 words. It should not contain any references or displayed equations. Typeset the abstract in 8 pt Times roman with baselineskip of 10 pt, making an indentation of 1.5 pica on the left and right margins.'
addre... |
---
abstract: 'About 10% of hot stars host a fossil magnetic field on the pre-main sequence and main sequence. However, the first magnetic evolved hot stars have been discovered only recently. An observing program has been set up to find more such objects. This will allow us to test how fossil fields evolve, and the im... |
---
abstract: 'We study discrete conjugate nets whose Laplace sequence is of period four. Corresponding points of opposite nets in this cyclic sequence have equal osculating planes in different net directions, that is, they correspond in an asymptotic transformation. We show that this implies that the connecting lines ... |
---
abstract: 'We study theoretically the radiative recombination of excitons in double quantum dots in the presence of carrier-phonon coupling. We show that the phonon-induced pure dephasing effects and transitions between the exciton states strongly modify the spontaneous emission process and make it sensitive to tem... |
---
abstract: 'Using a large-scale, experimentally captured 3D microstructure dataset, we implement the generative adversarial network (GAN) framework to learn and generate 3D microstructures of solid oxide fuel cell electrodes. The generated microstructures are visually, statistically, and topologically realistic, wit... |
---
abstract: 'We present the analysis of the first 18 months of data obtained with the COSMOSOMAS experiment at the Teide Observatory (Tenerife). Three maps have been obtained at 12.7, 14.7 and 16.3 GHz covering 9000 square degrees each with a resolution of $\sim 1$ degree and with sensitivities 49, 59 and 115 $\mu$K ... |
---
abstract: 'We present a general description of separable states in Quantum Mechanics. In particular, our result gives an easy proof that inseparabitity (or entanglement) is a pure quantum (noncommutative) notion. This implies that distinction between separability and inseparabitity has sense only for composite syst... |
---
author:
- 'P. Pagano'
- 'I. De Moortel'
bibliography:
- 'ref.bib'
date:
title: 'Contribution of mode coupling and phase-mixing of Alfvén waves to coronal heating'
---
[Phase-mixing of Alfvén waves in the solar corona has been identified as one possible candidate to explain coronal heating. While this scenario is... |
0.3cm
[**$\tau$ magnetic moment in a $\gamma \gamma$ collider**]{}\
[**L.Tabares and O.A.Sampayo**]{}\
[*Departamento de Física, Universidad Nacional de Mar del Plata\
Funes 3350, (7600) Mar del Plata, Argentina*]{}\
[ **Abstract**]{}\
[We analyze different observables to study the magnetic dipole moment of the tau p... |
---
abstract: |
We present the alternative way of derivation of the Wandzura-Wilczek relations between the kinematical twist-3 and twist-2 functions, parameterizing hadronic matrix element in two-photon processes $\gamma^{\star}\pi\to
\gamma\pi$ and $\gamma^{\star}\gamma\to\pi\pi$. The new equations, p... |
---
abstract: 'In this paper we provide a formal matched asymptotic analysis for large solutions to the Gelfand-Liouville problem in planar, doubly connected domains in the plane. Using these, we rigorously construct a good approximate solution to the problem.'
address: |
Department of mathematics\
University ... |
---
abstract: 'The magnetic field of molecular clouds (MCs) plays an important role in the process of star formation: it determins the statistical properties of supersonic turbulence that controls the fragmentation of MCs, controls the angular momentum transport during the protostellar collapse, and affects the stabili... |
---
abstract: |
**Contribution to the Festschrift in honour of Professor Novello.**
In this article we carefully distinguish the notion of bi-refringence (a polarization-dependent doubling in photon propagation speeds) from that of bi-metricity (where the two photon polarizations “see” two distinct metrics). W... |
---
abstract: 'We consider a Hopf algebra of simplicial complexes and provide a cancellation-free formula for its antipode. We then obtain a family of combinatorial Hopf algebras by defining a family of characters on this Hopf algebra. The characters of these combinatorial Hopf algebras give rise to symmetric functions... |
---
abstract: 'The kernel exponential family is a rich class of distributions, which can be fit efficiently and with statistical guarantees by score matching. Being required to choose *a priori* a simple kernel such as the Gaussian, however, limits its practical applicability. We provide a scheme for learning a kernel ... |
---
abstract: |
We report on a study of the transverse momentum dependence of nuclear modification factors $R_{dAu}$ for charged hadrons produced in deuteron + gold collisions at $\sqrt{s_{NN}}=\unit[200]{GeV}$, as a function of collision centrality and of the pseudorapidity ($\eta
= 0,1,2.2,3.2 $) of the pro... |
Introduction. {#I}
=============
Formation of singularities, or current sheets, is one of the striking features of astrophysical as well as tokamak plasmas [@plasma]. Such singularities are key to understanding active phenomena related to fast magnetic field reconnection [@flares], [@golub]. For example, fast dynamos ... |
---
author:
- |
Zhixiang (Eddie) Xu\
`xuzx@cse.wustl.edu`\
Jacob R. Gardner\
`gardner.jake@gmail.com`\
Stephen Tyree\
`swtyree@wustl.edu`\
Kilian Q. Weinberger\
`kilian@wustl.edu`\
[Department of Computer Science & Engineering]{.nodecor}\
Washington University in St. Louis\
S... |
---
abstract: |
0.6cm We examine the possibility that the form of the lepton mixing matrix can be determined by extremising the Jarlskog flavour invariants associated, eg. with the commutator ($C$) of the lepton mass matrices. Introducing a strictly covariant approach, keeping masses fixed and extremising the deter... |
---
abstract: 'General dark solitons and mixed solutions consisting of dark solitons and breathers for the third-type Davey-Stewartson (DS-III) equation are derived by employing the bilinear method. By introducing the two differential operators, semi-rational solutions consisting of rogue waves, breathers and solitons ... |
---
abstract: 'We use magnetic quantum oscillations in the underdoped high $T_{\rm c}$ superconductor YBa$_2$Cu$_3$O$_{6+x}$ ($x\approx$ 0.56) measured over a broad range of temperatures 100 mK $<T<$ 18 K to extract the form of the distribution function describing the low-lying quasiparticle excitations in high magneti... |
---
abstract: |
A closed-form analytic formula for the magnetoconductivity in the diffusive regime is derived in the presence of Bychkov-Rashba spin-orbit interaction in two dimensions. It is shown that at low fields $B\ll B_{so}$, where $B_{so}$ is the characteristic field associated with spin precession, D’yakono... |
---
abstract: 'We study SU(2) gauge theory with two fermion flavors in the adjoint representation. Using a clover improved HEX smeared action and the gradient flow running coupling allows us to simulate with larger lattice size than before. We find an infrared fixed point after a continuum extrapolation in the range $4... |
---
abstract: 'Hilbert’s ternary quartic theorem states that every nonnegative degree 4 homogeneous polynomial in three variables can be written as a sum of three squares of homogeneous quadratic polynomials. We give a linear-algebraic approach to Hilbert’s theorem by showing that a structured cone of positive semidefi... |
---
abstract: 'In recent work, we have proposed an approach to Test Data Generation ([TDG]{}) of imperative bytecode by *partial evaluation* (PE) of CLP which consists in two phases: (1) the bytecode program is first transformed into an equivalent CLP program by means of interpretive compilation by PE, (2) a second PE ... |
---
author:
- |
[by]{}\
Izu Vaisman
title: Tangent Dirac structures and submanifolds
---
\[section\] \[section\] \[section\] \[section\] \[section\] \[section\] \[section\]
A[BSTRACT. We write down the local equations that characterize the submanifolds $N$ of a Dirac manifold $M$ which have a normal bundle th... |
---
abstract: 'We study self-propelled particles by direct numerical simulation of the nonlinear Kramers equation for self-propelled particles. In our previous paper, we studied self-propelled particles with velocity variables in one dimension. In this paper, we consider another model in which each particle exhibits di... |
---
abstract: 'Here we show some results related with Kakeya conjecture which says that for any integer $n\geq 2$, a set containing line segments in every dimension in $\mathbb{R}^n$ has full Hausdorff dimension as well as box dimension. We proved here that the Kakeya books, which are Kakeya sets with some restrictions... |
---
abstract: |
**Abstract**
The entropy of an ordinary (photon) laser and an atom laser (Bose condensate) is calculated. In particular, the nonzero entropy of a single mode laser or maser operating near threshold is obtained. This result is to be compared with the statement frequently made in the study of the... |
---
abstract: 'The computational cost of fluid simulations increases rapidly with grid resolution. This has given a hard limit on the ability of simulations to accurately resolve small scale features of complex flows. Here we use a machine learning approach to learn a numerical discretization that retains high accuracy... |
---
abstract: 'The ‘deautonomisation’ of an integrable mapping of the plane consists in treating the free parameters in the mapping as functions of the independent variable, the precise expressions of which are to be determined with the help of a suitable criterion for integrability. Standard practice is to use the sin... |
---
abstract: 'Let $X$ and $Y$ be smooth projective varieties over $\mathbb{C}$. They are called [*$D$-equivalent*]{} if their derived categories of bounded complexes of coherent sheaves are equivalent as triangulated categories, while [*$K$-equivalent*]{} if they are birationally equivalent and the pull-backs of their... |
---
abstract: 'We present the electronic structure of Sr$_{1-(x+y)}$La$_{x+y}$Ti$_{1-x}$Cr$_x$O$_3$ investigated by high-resolution photoemission spectroscopy. In the vicinity of Fermi level, it was found that the electronic structure were composed of a Cr 3$d$ local state with the $t_{2g}^{3}$ configuration and a Ti 3... |
---
abstract: 'The effect of optically thin radiative cooling on the Kelvin-Helmholtz instability of three dimensional jets is investigated via linear stability theory and nonlinear hydrodynamical simulation. Two different cooling functions are considered: radiative cooling is found to have a significant effect on the ... |
---
abstract: 'A fundamental barrier in extremal hypergraph theory is the presence of many near-extremal constructions with very different structure. Indeed, the notorious Turán problem for the complete triple system on four points most likely exhibits this phenomenon. We construct a finite family of triple systems $\m... |
---
abstract: 'A physical requirement on the Hamiltonian operator in quantum mechanics is that it must generate real energy spectrum and unitary time evolution. While the Hamiltonians are Dirac Hermitian in conventional quantum mechanics, they observe $\cal PT$-symmetry in $\cal PT$-symmetric quantum theory. The embedd... |
---
author:
- 'Marcin Mucha[^1]'
- 'Jesper Nederlof[^2]'
- 'Jakub Pawlewicz[^3]'
- 'Karol Wgrzycki[^4]'
bibliography:
- 'bib.bib'
title: 'Equal-Subset-Sum Faster Than the Meet-in-the-Middle'
---
In the [<span style="font-variant:small-caps;">Equal-Subset-Sum</span>]{}problem, we are given a set $S$ of $n$ integers and... |
---
abstract: 'We report recent measurements of the CKM angle $\phi_1$/$\beta$ using large data samples collected by the Belle and BaBar experiments at the $e^+e^-$ asymmetric-energy colliders.'
author:
- 'K. Vervink, for the Belle Collaboration'
title: ' Measurements of the CKM angle [$\phi_1/\beta $]{} from Belle and... |
6.1in .3in .3in
\
\
and\
[**Abstract**]{}
It is found that the recently published first coefficient of nonzero $\beta$-function for the Chern-Simons term in the $1/N$ expansion of the $CP^{N-1}$ model is untrue numerically. The correct result is given. The main conclusions of the paper [@1] are not changed.
PACS... |
---
abstract: |
The forms of quark and lepton mass matrices are severely restricted in the $R_F$ parity model. We determine the form of the quark mass matrix first and derive the form of the neutrino mass matrix. For this to be consistent with the present experiments, we conclude that the masses of the superpartner... |
---
abstract: 'Non-Hermitian random matrices enjoy non-trivial correlations in the statistics of their eigenvectors. We study the overlap among left and right eigenvectors in Ginibre ensembles with quaternion valued Gaussian matrix elements. This concept was introduced by Chalker and Mehlig in the complex Ginibre ensem... |
---
abstract: |
This work presents the formalism for evaluating molecular SCF equations, as adapted to four$-$component Dirac spinors, which in turn reduce to Slater$-$type orbitals with non$-$integer principal quantum numbers in the non$-$relativistic limit. The difficulty associated with finding relations for mol... |
---
author:
- Kate Ponto and Michael Shulman
bibliography:
- 'traces\_2.bib'
date: 'July 29, 2011'
title: Traces in symmetric monoidal categories
---
Introduction {#sec:introduction .unnumbered}
============
The original notion of *trace* is, of course, the trace of a square matrix with entries in a field. An importa... |
---
abstract: 'A generalized notion of oscillatory integrals that allows for inhomogeneous phase functions of arbitrary positive order is introduced. The wave front set of the resulting distributions is characterized in a way that generalizes the well-known result for phase functions that are homogeneous of order one.'... |
---
abstract: 'We construct an explicit scheme to associate to any potential symbol an operator acting between sections of natural bundles (associated to irreducible representations) for a so–called AHS–structure. Outside of a finite set of critical (or resonant) weights, this procedure gives rise to a quantization, wh... |
---
abstract: |
The aim of this paper is to present sufficient and necessary conditions for generalized Hölder’s inequality in generalized Morrey spaces. We also obtain similar results in weak Morrey spaces and in generalized weak Morrey spaces. The sufficient and necessary conditions for the generalized Hölder’s i... |
---
abstract: 'The 2008 NRDA conference introduced the Numerical INJection Analysis project (NINJA), a new collaborative effort between the numerical relativity community and the data analysis community. NINJA focuses on modeling and searching for gravitational wave signatures from the coalescence of binary system of c... |
---
abstract: 'The role of starburst winds versus active galactic nuclei (AGN) jets/winds in the formation of the kiloparsec scale radio emission seen in Seyferts is not yet well understood. In order to be able to disentangle the role of various components, we have observed a sample of Seyfert galaxies exhibiting kpc-s... |
---
abstract: 'The use of multivalued controls derived from a special maximal monotone operator are studied in this note. Starting with a strictly passive linear system (with possible parametric uncertainty and external disturbances) a multivalued control law is derived, ensuring regulation of the output to a desired v... |
---
abstract: 'We present mass models for the dark matter component of 7 dwarf galaxies taken from “The H[i]{} Nearby Galaxy Survey” (THINGS) and compare these with those from numerical $\Lambda$ Cold Dark Matter ([$\Lambda$CDM]{}) simulations. The THINGS high-resolution data significantly reduce observational uncertai... |
---
author:
- 'Yangming Zhou, Jin-Kao Hao$^*$, and B[é]{}atrice Duval'
title: 'When data mining meets optimization: A case study on the quadratic assignment problem'
---
years, hybridization of data mining techniques with metaheuristics has received increasing attention from the optimization community. A number of att... |
---
abstract: |
Let $S_{0}=0,\{S_{n},\,n\geq 1\}$ be a random walk generated by a sequence of i.i.d. random variables $X_{1},X_{2},...$ and let $\tau ^{-}=\min \{n\geq
1:S_{n}\leq 0\}$ and $\tau ^{+}=\min \{n\geq 1:S_{n}>0\}$. Assuming that the distribution of $X_{1}$ belongs to the domain of attraction of an $... |
---
abstract: 'Heavy vector-like quarks with electric charge $Q=2/3$ (also called *heavy tops*) appear naturally in many extensions of the Standard Model. Although these typically predict the existence of further particles below the TeV scale, direct searches for heavy tops have been performed assuming that they decay ... |
---
author:
- 'Jean-Baptiste Teyssier'
bibliography:
- 'AScaslisse.bib'
title: 'Un théorème de linéarité de la construction d’Abbes et Saito pour les connexions méromorphes. '
---
Introduction {#introduction .unnumbered}
============
Ce travail s’inscrit dans le contexte des analogies entre la ramification sauvage de... |
---
author:
- Jingyang Guo
- 'Jae-Hun Jung'
- 'Jingyang Guo[^1]'
- 'Jae-Hun Jung[^2]'
title: Radial basis function ENO and WENO finite difference methods based on the optimization of shape parameters
---
Abstract {#abstract .unnumbered}
========
We present adaptive finite difference ENO/WENO methods by adopting infin... |
---
abstract: 'Data-driven pricing strategies are becoming increasingly common, where customers are offered a personalized price based on features that are predictive of their valuation of a product. It is desirable to have this pricing policy be simple and interpretable, so it can be verified, checked for fairness, an... |
---
abstract: 'Simulations in the warm dense matter regime using finite temperature Kohn-Sham density functional theory (FT-KS-DFT), while frequently used, are computationally expensive due to the partial occupation of a very large number of high-energy KS eigenstates which are obtained from subspace diagonalization. W... |
---
abstract: 'In this talk I present the results of two calculations that make use of Non-Relativistic QCD and the newly developed Soft-Collinear Effective Theory. The first process considered is inclusive radiative $\Upsilon$ decay. The second process considered is the leading color-octet contribution to $e^+ e^- \ri... |
---
abstract: 'We analyze Einstein’s vacuum field equations in generalized harmonic coordinates on a compact spatial domain with boundaries. We specify a class of boundary conditions which is constraint-preserving and sufficiently general to include recent proposals for reducing the amount of spurious reflections of gr... |
---
abstract: 'We show how to generate the AdS spacetime metric in general Lorentz covariant gauges. In particular we propose an iterative method for solving the Lorentz gauge.'
---
\
1.in [**AdS spacetime in Lorentz covariant gauges**]{} 0.5in P. Valtancoli\
[*Dipartimento di Fisica, Polo Scientifico Universitá di Fi... |
---
abstract: 'For inviscid fluid flow in any $n$-dimensional Riemannian manifold, new conserved vorticity integrals generalizing helicity, enstrophy, and entropy circulation are derived for lower-dimensional surfaces that move along fluid streamlines. Conditions are determined for which the integrals yield constants o... |
---
abstract: 'The SU($N$) Heisenberg model with various single-row representations is investigated by quantum Monte Carlo simulations. While the zero-temperature phase boundary agrees qualitatively with the theoretical predictions based on the $1/N$ expansion, some unexpected features are also observed. For $N \ge 5$ ... |
---
abstract: 'We discuss a connection between the lantern relation in mapping class groups and the rational blowing down process for $4$-manifolds. More precisely, if we change a positive relator in Dehn twist generators of the mapping class group by using a lantern relation, the corresponding Lefschetz fibration chan... |
---
abstract: 'Among the great discoveries of the Cassini mission are the propeller-shaped structures created by small moonlets embedded in Saturn’s dense rings. We analyze images of the sunlit side of Saturn’s outer A ring, which show the propeller [Bl[é]{}riot]{} with clearly visible partial propeller gaps. By determ... |
---
abstract: 'We show that peculiar collective dynamics called slow switching arises in a population of leaky integrate-and-fire oscillators with delayed, all-to-all pulse-couplings. By considering the stability of cluster states and symmetry possessed by our model, we argue that saddle connections between a pair of t... |
---
abstract: 'The event-averaged charge state of heavy ion Solar Energetic Particles (SEPs), measured at 1 AU from the Sun, typically increases with the ions’ kinetic energy. The origin of this behaviour has been ascribed to processes taking place within the acceleration region. In this paper we study the propagation ... |
---
abstract: |
Turi and Plotkin’s bialgebraic semantics is an abstract approach to specifying the operational semantics of a system, by means of a distributive law between its syntax (encoded as a monad) and its dynamics (an endofunctor). This setup is instrumental in showing that a semantic specification (a coalg... |
---
abstract: 'Deep convolutional neural networks (DCNNs) have been used to achieve state-of-the-art performance on many computer vision tasks (e.g., object recognition, object detection, semantic segmentation) thanks to a large repository of annotated image data. Large labeled datasets for other sensor modalities, e.g... |
---
abstract: 'We present a solution to the cosmological problem encountered in (supersymmetric) grand unified theories due to copious monopole production at the end of hybrid inflation. By employing thermal inflation “driven” by the $U(1)$ axion symmetry, the superheavy monopole flux can be naturally suppressed to val... |
---
abstract: 'Machine-to-Machine (M2M) networks are an emerging technology with applications in numerous areas including smart grids, smart cities, vehicular telematics, and healthcare. In this paper, we design two estimation protocols for rapidly obtaining separate estimates of the number of active nodes of each traf... |
---
abstract: 'Exact solutions of traversable wormholes are found under the assumption of spherical symmetry and the existence of a [*non-static*]{} conformal symmetry, which presents a more systematic approach in searching for exact wormhole solutions. In this work, a wide variety of solutions are deduced by consideri... |
---
abstract: 'In this paper, we study codes correcting $t$ duplications of $\ell$ consecutive symbols. These errors are known as tandem duplication errors, where a sequence of symbols is repeated and inserted directly after its original occurrence. Using sphere packing arguments, we derive non-asymptotic upper bounds ... |
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