text stringlengths 1 2.25M |
|---|
---
abstract: 'Total travel time $t$ and time delay $\Delta t$ between images of gravitational lensing (GL) in the equatorial plane of stationary axisymmetric (SAS) spacetimes for null and timelike signals with arbitrary velocity are studied. Using a perturbative method in the weak field limit, $t$ in general SAS space... |
---
abstract: 'The indirect RKKY interaction in a layered metal with nearly nested (almost squared) Fermi surface is evaluated analytically. The final expressions are obtained in closed form as a combination of Bessel functions. We show that the expected “$2k_F$” oscillations occur as the far asymptote of our expressio... |
---
abstract: 'We study the effective anisotropy induced in thin nanomagnets by the nonlocal demagnetization field (dipole-dipole interaction). Assuming a magnetization independent of the thickness coordinate, we reduce the energy to an inhomogeneneous onsite anisotropy. Vortex solutions exist and are ground states for... |
---
abstract: 'In our ongoing study of $\eta$ Carinae’s light echoes, there is a relatively bright echo that has been fading slowly, reflecting the 1845-1858 plateau phase of the eruption. A separate paper discusses its detailed evolution, but here we highlight one important result: the H$\alpha$ line in this echo show... |
---
author:
- |
Ekin D. Cubuk [^1], Barret Zoph, Jonathon Shlens, Quoc V. Le\
Google Research, Brain Team\
`{cubuk, barretzoph, shlens, qvl}@google.com`
title: 'RandAugment: Practical data augmentation with no separate search'
---
Acknowledgements
================
We thank Samy Bengio, Daniel Ho, Jaehoon ... |
---
abstract: 'The energy release and build-up processes in the solar corona have significant implications in particular for the case of large recurrent flares, which pose challenging questions about the conditions that lead to the episodic energy release processes. It is not yet clear whether these events occur due to... |
---
address:
- 'Theory Department, Lebedev Physical Institute, Moscow, Russia; Institute for Theoretical and Experimental Physics, Moscow, Russia'
- 'Institute for Theoretical and Experimental Physics; Laboratoire de Mathematiques et Physique Theorique, CNRS-UMR 6083, Universite Francois Rabelais de Tours, France'
- 'D... |
---
abstract: 'We experimentally demonstrate a quantum walk on a line in phase space using one and two trapped ions. A walk with up to 23 steps is realized by subjecting an ion to state-dependent displacement operations interleaved with quantum coin tossing operations. To analyze the ion’s motional state after each ste... |
---
abstract: 'We investigate the magnetic and glassy transitions of the square-lattice XY model in the presence of random phase shifts. We consider two different random-shift distributions: the Gaussian distribution and a slightly different distribution (cosine distribution) which allows the exact determination of the... |
\#1\#2
=0.000753
plus 2pt minus 1pt
\#1
\#2
Introduction
============
Colossal magnetoresistance manganites provide an opportunity to study systems in which strong coupling among charge, spin, orbital, and lattice degrees of freedom determine bulk properties [@MILLIS]. Many experiments indicate the presence of lo... |
---
abstract: 'The quantum electrodynamical (QED) process of Compton scattering in strong magnetic fields is commonly invoked in atmospheric and inner magnetospheric models of x-ray and soft gamma-ray emission in high-field pulsars and magnetars. A major influence of the field is to introduce resonances at the cyclotro... |
---
author:
- 'Cédric Lorcé[^1]'
title: 'The nucleon spin decomposition: news and experimental implications'
---
Introduction
============
The question of how to decompose the proton spin into measurable quark/gluon and spin/orbital angular momentum (OAM) contributions has been revived half a decade ago by Chen *et a... |
---
abstract: 'In the cold inflation scenario, the slow roll inflation and reheating via coherent rapid oscillation, are usually considered as two distinct eras. When the slow roll ends, a rapid oscillation phase begins and the inflaton decays to relativistic particles reheating the Universe. In another model dubbed wa... |
---
abstract: '> Dialogue authoring in large games requires not only content creation but the subtlety of its delivery, which can vary from character to character. Manually authoring this dialogue can be tedious, time-consuming, or even altogether infeasible. This paper utilizes a rich narrative representation for mode... |
---
abstract: 'Subbarrier fusion of the $^{7}Li + ^{12}$C reaction is studied using an antisymmetrized molecular dynamics model (AMD) with an after burner, GEMINI. In AMD, $^{7}Li$ shows an $\alpha + t$ structure at its ground state and it is significantly deformed. Simulations are made near the Coulomb barrier energie... |
---
abstract: 'Analytical expressions for the non-relativistic and relativistic Sunyaev-Zel’dovich effect (SZE) are derived by means of suitable convolution integrals. The establishment of these expressions is based on the fact that the SZE disturbed spectrum, at high frequencies, possesses the form of a Laplace transf... |
---
abstract: 'In many practical wireless systems, the Signal-to-Interference-and-Noise Ratio (SINR) that is applicable to a certain transmission, referred to as Channel State Information (CSI), can only be learned *after* the transmission has taken place and is thereby outdated (delayed). For example, this occurs unde... |
---
abstract: |
In this paper, we study a diamond-relay channel where the source is connected to $M$ relays through orthogonal links and the relays transmit to the destination over a wireless multiple-access channel in the presence of an eavesdropper. The eavesdropper not only observes the relay transmissions throu... |
---
author:
- 'Lukas Liebel^1^[^1]'
- Ksenia Bittner^2^
- Marco Körner^1^
bibliography:
- 'bibliography.bib'
title: |
A Generalized Multi-Task Learning Approach to\
Stereo DSM Filtering in Urban Areas
---
City models and height maps of urban areas serve as a valuable data source for numerous applications, su... |
---
abstract: 'Substantial progress has been made in identifying single genetic variants predisposing to common complex diseases. Nonetheless, the genetic etiology of human diseases remains largely unknown. Human complex diseases are likely influenced by the joint effect of a large number of genetic variants instead of... |
[**A bijective proof of the hook-length formula\
for standard immaculate tableaux**]{}
Emma L.L. Gao$^1$ and Arthur L.B. Yang$^{2}$\
Center for Combinatorics, LPMC-TJKLC\
Nankai University, Tianjin 300071, P. R. China\
Email: $^{1}$[gaolulublue@mail.nankai.edu.cn]{}, $^{2}$[yang@nankai.edu.cn]{}
**Abstract.** In this... |
---
abstract: 'We experimentally demonstrate topological edge states arising from the valley-Hall effect in two-dimensional honeycomb photonic lattices with broken inversion symmetry. We break inversion symmetry by detuning the refractive indices of the two honeycomb sublattices, giving rise to a boron nitride-like ban... |
---
abstract: 'The spectral density of various ensembles of sparse symmetric random matrices is analyzed using the cavity method. We consider two cases: matrices whose associated graphs are locally tree-like, and sparse covariance matrices. We derive a closed set of equations from which the density of eigenvalues can b... |
---
abstract: 'In high energy heavy-ion collisions, the degrees of freedom at the very early stage can be effectively represented by strong classical gluonic fields within the Color Glass Condensate framework. As the system expands, the strong gluonic fields eventually become weak such that an equivalent description us... |
---
author:
- |
\
Camerino University, Italy & The University of Melbourne, Australia\
E-mail:
title: 'AdS/CFT as classical to quantum correspondence in a *Virtual* Extra Dimension'
---
According to Witten [@Witten:1998zw], in AdS/CFT “*quantum phenomena \[...\] are encoded in classical geometry*”, without... |
---
abstract: 'The propagation of ultra-high energy cosmic rays in extragalactic magnetic fields can be diffusive, depending on the strength and properties of the fields. In some cases the propagation time of the particles can be comparable to the age of the universe, causing a suppression in the flux measured on Earth... |
---
abstract: 'We apply the Statefinder hierarchy and the growth rate of matter perturbations to discriminate modified Chaplygin gas (MCG), generalized Chaplygin gas (GCG), superfluid Chaplygin gas (SCG), purely kinetic k-essence (PKK), and $\Lambda$CDM model. We plot the evolutional trajectories of these models in the... |
---
abstract: 'Kernel methods offer the flexibility to learn complex relationships in modern, large data sets while enjoying strong theoretical guarantees on quality. Unfortunately, these methods typically require cubic running time in the data set size, a prohibitive cost in the large-data setting. Random feature maps... |
---
abstract: |
Recent results on solar neutrinos provide hints that the LMA MSW solution could be correct. We perform accurate calculations for potential ‘smoking-gun’ effects of the LMA solution in the SuperKamiokande solar neutrino experiment, including: (1) an almost constant reduction of the standard recoil el... |
---
abstract: 'This paper discusses an electron energy analyzer with a cylindrically symmetrical electrostatic field, designed for rapid Auger analysis. The device was designed and built. The best parameters of the analyzer were estimated and then experimentally verified.'
author:
- 'P. Čižmár'
- 'I. Müllerová'
- 'M. J... |
---
abstract: 'We study how the order of $N$ independent random walks in one dimension evolves with time. Our focus is statistical properties of the inversion number $m$, defined as the number of pairs that are out of sort with respect to the initial configuration. In the steady-state, the distribution of the inversion... |
---
bibliography:
- 'BDPS.bib'
---
[PSI-PR-19-14]{}
[**Full two-loop QCD corrections to the Higgs mass**]{} 0.3cm [**in the MSSM with heavy superpartners**]{}
[Emanuele Bagnaschi,$^{\!\!\!\,a}$ Giuseppe Degrassi,$^{\!\!\!\,b,\,c}$ Sebastian Pa[ß]{}ehr$^{\,d}$]{}
[and Pietro Slavich$^{\,d}$]{}
[*${}^a$ Paul Scher... |
---
bibliography:
- 'biblio.bib'
title: 'Measurement of -boson production at large rapidities in collisions at ${\mathbf {\snn=5.02}}$ TeV'
---
Acknowledgements {#acknowledgements .unnumbered}
================
The ALICE Collaboration would like to thank H. Paukkunen for providing the pQCD calculations with EPS09 and... |
---
abstract: 'Torsion is a geometrical object, required by quantum mechanics in curved spacetime, which may naturally solve fundamental problems of general theory of relativity and cosmology. The black-hole cosmology, resulting from torsion, could be a scenario uniting the ideas of the big bounce and inflation, which ... |
---
abstract: 'In this paper we exploit the structural properties of standard and non-standard models of set theory to produce models of set theory admitting automorphisms that are well-behaved along an initial segment of their ordinals. $\mathrm{NFU}$ is Ronald Jensen’s modification of Quine’s ‘New Foundations’ set th... |
---
abstract: 'Total Internal Reflection Microscopy (TIRM) is a sensitive non-invasive technique to measure the interaction potentials between a colloidal particle and a wall with femtonewton resolution. The equilibrium distribution of the particle-wall separation distance $z$ is sampled monitoring the intensity $I$ sc... |
---
abstract: 'I develop a theoretical framework for inferring nonequilibrium equations of motion from incomplete experimental data. I focus on genuinely irreversible, Markovian processes, for which the incomplete data are given in the form of snapshots of the macrostate at different instances of the evolution, yet wit... |
CALT-TH 2015-017, BRX-TH-6294
\
[ S. Deser$^{\rm a}$, A. Waldron$^{\rm b}$ and G. Zahariade$^{\rm c}$]{}\
* ${}^\mathfrak{\rm a}$ Walter Burke Institute for Theoretical Physics, California Institute of Technology, Pasadena, CA 91125; Physics Department, Brandeis University, Waltham, MA 02454.\
[deser@brandeis.edu]{}... |
---
abstract: |
How much adversarial noise can protocols for interactive communication tolerate? This question was examined by Braverman and Rao (*IEEE Trans. Inf. Theory*, 2014) for the case of “robust” protocols, where each party sends messages only in fixed and predetermined rounds. We consider a new class of *n... |
---
abstract: 'We study unstable epitaxy on singular surfaces using continuum equations with a prescribed slope-dependent surface current. We derive scaling relations for the late stage of growth, where power law coarsening of the mound morphology is observed. For the lateral size of mounds we obtain $\xi \sim t^{1/z}$... |
---
abstract: 'Energy transport equations are derived directly from full molecular dynamics models as coarse-grained description. With the local energy chosen as the coarse-grained variables, we apply the Mori-Zwanzig formalism to derive a reduced model, in the form of a generalized Langevin equation. A Markovian embed... |
---
abstract: |
The effectiveness of carbon supported polyaniline as anode catalyst in a fuel cell (FC) with direct formic acid electrooxidation is experimentally demonstrated. A prototype FC with such a platinum-free composite anode exhibited a maximum room-temperature specific power of about 5 $mW/cm^2$
PACS... |
---
abstract: 'In this paper, we present a real-time successive convexification algorithm for a generalized free-final-time 6-degree-of-freedom powered descent guidance problem. We build on our previous work by introducing the following contributions: (i) a free-ignition-time modification that allows the algorithm to d... |
---
abstract: 'In physics we encounter particles in one of two ways. Either as fundamental constituents of the theory or as emergent excitations. These two ways differ by how the particle relates to the background. It either sits *on* the background, or it is an excitation *of* the background. We argue that by choosing... |
---
abstract: 'We investigate the stationary characteristics of an $M/G/1$ retrial queue where the server, subject to active failures, primarily attends incoming calls and directs outgoing calls only when idle. On finding the server unavailable (busy or failed), inbound calls join the orbit and reattempt for service at... |
---
abstract: 'Invariant entangled states remain unchanged under simultaneous identical unitary transformations of all their subsystems. We experimentally generate and characterize such invariant two-, four-, and six-photon polarization entangled states. This is done only with a suitable filtering procedure of multiple... |
---
abstract: 'We propose a universal strategy to realize a broadband control on arbitrary scatterers, through multiple coherent beams. By engineering the phases and amplitudes of incident beams, one can suppress the dominant scattering partial waves, making the obstacle lose its intrinsic responses in a broadband spec... |
---
abstract: 'Several quantum gravity and string theory thought experiments indicate that the Heisenberg uncertainty relations get modified at the Planck scale so that a minimal length do arises. This modification may imply a modification of the canonical commutation relations and hence quantum mechanics at the Planck... |
---
abstract: 'We present new parametrizations of elements of spinor and orthogonal groups of dimension 4 using Grassmann exterior algebra. Theory of spinor groups is an important tool in theoretical and mathematical physics namely in the Dirac equation for an electron.'
author:
- Nikolay Marchuk
title: Parametrisation... |
---
abstract: 'We have simulated the optical properties of micro-fabricated Fresnel zone plates (FZPs) as an alternative to spatial light modulators (SLMs) for producing non-trivial light potentials to trap atoms within a lensless Fresnel arrangement. We show that binary (1-bit) FZPs with wavelength ($1\,\mu$m) spatial... |
---
abstract: 'A new type of superstring in four dimension is proposed which has the central charge 26. The Neveu Schwarz and the Ramond vacua are both tachyonic. The self energy of the scalar tachyon cancels from the contribution of the fermionic loop of the Ramond sector. The NS tachyonic vacuum is used to construct ... |
---
abstract: 'In this paper, we perform a detail analysis on leptogenesis and dark matter form low scale seesaw. In the framework of $\nu$2HDM, we further introduce one scalar singlet $\phi$ and one Dirac fermion singlet $\chi$, which are charged under a $Z_2$ symmetry. Assuming the coupling of $\chi$ is extremely sma... |
---
abstract: 'We provide an algorithm for unfolding the surface of any orthogonal polyhedron that falls into a particular shape class we call Manhattan Towers, to a nonoverlapping planar orthogonal polygon. The algorithm cuts along edges of a $4 \times 5 \times 1$ refinement of the vertex grid.'
address:
- 'Dept. of C... |
---
abstract: 'Orbit codes are a family of codes applicable for communications on a random linear network coding channel. The paper focuses on the classification of these codes. We start by classifying the conjugacy classes of cyclic subgroups of the general linear group. As a result, we are able to focus the study of ... |
---
author:
- 'C. Schreiber'
- 'D. Elbaz'
- 'M. Pannella'
- 'L. Ciesla'
- 'T. Wang'
- 'M. Franco'
bibliography:
- '../bbib/full.bib'
date: 'Received 4th of July 2017; accepted 24th of October 2017'
title: |
Dust temperature and mid-to-total infrared color\
distributions for star-forming galaxies at $0<z<4$[^1] ... |
---
abstract: |
We present an overview of some of the issues surrounding current models of galaxy formation, highlighting recent insights obtained from cosmological hydrodynamic simulations. Detailed examination of gas accretion processes show a hot mode of gas cooling from near the halo’s virial temperature, and a... |
---
abstract: 'We report significant anisotropies in the projected two-dimensional (2D) spatial distributions of Globular Clusters (GCs) of the giant Virgo elliptical galaxy NGC4649 (M60). Similar features are found in the 2D distribution of low-mass X-ray binaries (LMXBs), both associated with GCs and in the stellar f... |
---
abstract: 'We look at price formation in a retail setting, that is, companies set prices, and consumers either accept prices or go someplace else. In contrast to most other models in this context, we use a two-dimensional spatial structure for information transmission, that is, consumers can only learn from nearest... |
---
abstract: 'Molecular dynamics simulations are used to investigate the influence of molecular-scale surface roughness on the slip behavior in thin liquid films. The slip length increases almost linearly with the shear rate for atomically smooth rigid walls and incommensurate structures of the liquid/solid interface.... |
---
abstract: 'We prove a four dimensional version of the Bernstein Theorem, with complex polynomials being replaced by quaternionic polynomials. We deduce from the theorem a quaternionic Bernstein’s inequality and give a formulation of this last result in terms of four-dimensional zonal harmonics and Gegenbauer polyno... |
---
abstract: 'In this paper we present the simplest individual level model of predator-prey dynamics and show, via direct calculation, that it exhibits cycling behavior. The deterministic analogue of our model, recovered when the number of individuals is infinitely large, is the Volterra system (with density-dependent... |
---
abstract: 'The application of cooperative localization in vehicular networks is attractive to improve accuracy and coverage. Conventional distance measurements between vehicles are limited by the need for synchronization and provide no heading information of the vehicle. To address this, we present a cooperative lo... |
---
abstract: 'Investigating for interior regularity of viscosity solutions to the fully nonlinear elliptic equation $$F(x,u,\triangledown u,\triangledown ^2 u)=0,$$ we establish the interior $C^{1+1}$ continuity under the assumptions that $F$ is uniformly elliptic, H$\ddot o$lder continuous and satisfies the natural s... |
---
abstract: 'We show that a kilometer-scale neutrino observatory, though optimized for TeV to PeV energy, is sensitive to the neutrinos associated with super-EeV sources. These include super-heavy relics, neutrinos associated with the Greisen cutoff, and topological defects which are remnant cosmic structures associa... |
---
abstract: 'The thermal fluctuation of mirror surfaces is the fundamental limitation for interferometric gravitational wave (GW) detectors. Here, we experimentally demonstrate for the first time a reduction in a mirror’s thermal fluctuation in a GW detector with sapphire mirrors from the Cryogenic Laser Interferomet... |
---
abstract: 'The detections of some long gamma-ray bursts (LGRBs) relevant to mergers of neutron star (NS)-NS or black hole (BH)-NS, as well as some short gamma-ray bursts (SGRBs) probably produced by collapsars, muddle the boundary of two categories of gamma-ray bursts (GRBs). In both cases, a plausible candidate of... |
---
abstract: 'The asymptotic shape theorem for the contact process in random environment gives the existence of a norm $\mu$ on ${\mathbb{R}^d}$ such that the hitting time $t(x)$ is asymptotically equivalent to $\mu(x)$ when the contact process survives. We provide here exponential upper bounds for the probability of ... |
---
abstract: 'Precise extractions of $\alpha_s$ from ${\tau\to {\rm (hadrons)}+\nu_\tau}$ and from ${e^+e^-\to {\rm (hadrons)}}$ below the charm threshold rely on finite energy sum rules (FESR) where the experimental side is given by integrated spectral function moments. Here we study the renormalons that appear in th... |
---
abstract: 'Integrated single-photon detectors open new possibilities for monitoring inside quantum photonic circuits. We present a concept for the in-line measurement of spatially-encoded multi-photon quantum states, while keeping the transmitted ones undisturbed. We theoretically establish that by recording photon... |
---
author:
- 'H. F. Stevance'
title: '<span style="font-variant:small-caps;">Spectropolarimetry of Core Collapse Supernovae and their progenitors</span>'
---
**Spectropolarimetry of stripped envelope core collapse supernovae and their progenitors**\
\
\
\
{width="40.00000%"}\
\... |
---
abstract: 'We use Andrews’ $q$-analogues of Watson’s and Whipple’s $_3F_2$ summation theorems to deduce two formulas for products of specific basic hypergeometric functions. These constitute $q$-analogues of corresponding product formulas for ordinary hypergeometric functions given by Bailey. The first formula was ... |
---
abstract: 'We study the photoreaction in the delta energy region using the QMD approach. The proton and pion cross-sections are calculated and compared with experimental data. Through this work we examine the multistep contributions in the cross-sections and the [$\pi$-$\Delta$]{} dynamics.'
address: |
$^{1}$A... |
---
abstract: |
In a RAC drawing of a graph, vertices are represented by points in the plane, adjacent vertices are connected by line segments, and crossings must form right angles. Graphs that admit such drawings are RAC graphs. RAC graphs are beyond-planar graphs and have been studied extensively. In particular, ... |
---
abstract: |
Let $X$ be a finite set such that $|X|=n$. Let ${\mathcal{T}_{n}}$ and ${\mathcal{S}_{n}}$ denote the transformation monoid and the symmetric group on $n$ points, respectively. Given $a\in {\mathcal{T}_{n}}\setminus {\mathcal{S}_{n}}$, we say that a group $G{\leqslant}{\mathcal{S}_{n}}$ is *$a$-norm... |
---
abstract: 'Based on Density Functional Theory and Density Functional Perturbation Theory we have studied the thermodynamical and vibrational properties of Mg(AlH$_4$)$_2$. The crystal structure recently proposed on the basis of x-ray powder diffraction data has been confirmed theoretically by the comparison of the ... |
---
abstract: 'Prosody affects the naturalness and intelligibility of speech. However, automatic prosody prediction from text for Chinese speech synthesis is still a great challenge and the traditional conditional random fields (CRF) based method always heavily relies on feature engineering. In this paper, we propose t... |
---
abstract: 'We are interested in time series of the form $y_{n} = x_{n} + \xi_{n}$ where $\{ x_{n}\}$ is generated by a chaotic dynamical system and where $\xi_{n}$ models observational noise. Using concentration inequalities, we derive fluctuation bounds for the auto-covariance function, the empirical measure, the ... |
---
abstract: 'Glitches are sudden spin-up events that punctuate the steady spin down of pulsars and are thought to be due to the presence of a superfluid component within neutron stars. The precise glitch mechanism and its trigger, however, remain unknown. The size of glitches is a key diagnostic for models of the und... |
---
abstract: 'We investigate the value of the near-infrared imaging from upcoming surveys for constraining the ellipticities of galaxies. We select galaxies between $0.5 \le z < 3$ that are brighter than expected [*Euclid*]{} sensitivity limits from the GOODS-S and N fields in CANDELS. The co-added CANDELS/HST V+I and... |
---
abstract: 'The $\nu_l n \rightarrow l^- p$ QE reaction on the A-target is used as a signal event or/and to reconstruct the neutrino energy, using two-body kinematics. Competition of another processes could lead to misidentification of the arriving neutrinos, being important the fake events coming from the CC1$\pi$ ... |
---
abstract: 'In this paper, we develop a fast imaging technique for small anomalies located in homogeneous media from $S-$parameter data measured at dipole antennas. Based on the representation of $S-$parameters when an anomaly exists, we design a direct sampling method (DSM) for imaging an anomaly and establishing a... |
---
abstract: 'The emergence of self-replication and information transmission in life’s origin remains unexplained despite extensive research on the topic. A hypothesis explaining the transition from a simple organic world to a complex RNA world is offered here based on physical factors in hydrothermal vent systems. An... |
---
abstract: 'The Casimir and Casimir-Polder interactions are investigated in a stack of equally spaced graphene layers. The optical response of the individual graphene is taken into account using gauge invariant components of the polarization tensor extended to the whole complex frequency plane. The planar symmetry f... |
---
abstract: 'We investigate a superconducting circuit consisting of multiple capacitively-coupled charge qubits. The collective Rabi oscillation of qubits is numerically studied in detail by imitating environmental fluctuations according to the experimental measurement. For the quantum circuit composed of identical q... |
---
author:
- |
Robert Brooks[^1]\
Department of Mathematics\
Technion– Israel Institute of Technology\
Haifa, Israel
- |
Orit Davidovich\
Department of Mathematics\
Technion– Israel Institute of Technology\
Haifa, Israel
date: ' [January, 2002]{}'
title: Isoscattering on Surfaces
---
... |
---
author:
- |
Ashley Joy$^a$, Matthew Wing$^a$$^b$[^1], Steffen Hauf$^c$, Markus Kuster$^c$, and Tonn R[ü]{}ter$^c$\
University College London (UCL), Department of Physics and Astronomy,\
Gower Street, London WC1E 6BT, United Kingdom\
also at Deutsches Elektronensynchrotron (DESY) Hamburg and Universi... |
---
abstract: 'We present a systematic study of vertex corrections in the homogeneous electron gas at metallic densities. The vertex diagrams are built using a recently proposed positive-definite diagrammatic expansion for the spectral function. The vertex function not only provides corrections to the well known plasmo... |
---
abstract: 'The Dark Sky Simulations are an ongoing series of cosmological N-body simulations designed to provide a quantitative and accessible model of the evolution of the large-scale Universe. Such models are essential for many aspects of the study of dark matter and dark energy, since we lack a sufficiently accu... |
---
abstract: |
A tree $T_{uni} $ is $m$-*universal* for the class of trees if for every tree $T$ of size $m$, $T$ can be obtained from $T_{uni} $ by successive contractions of edges. We prove that a $m$-universal tree for the class of trees has at least $m\ln (m) +
(\gamma - 1)m + O(1)$ edges where $\gamma $ i... |
---
abstract: |
A variational principle is applied to 4D Euclidean space provided with a tensor refractive index, defining what can be seen as 4-dimensional optics (4DO). The geometry of such space is analysed, making no physical assumptions of any kind. However, by assigning geometric entities to physical quantiti... |
---
abstract: 'We propose a new type of molecular transistor, the Quantum Interference Effect Transistor (QuIET), based on tunable current suppression due to quantum interference. We show that any aromatic hydrocarbon ring has two-lead configurations for which current at small voltages is suppressed by destructive inte... |
---
abstract: 'We study the superlinear oscillator equation $\ddot{x}+ \lvert x \rvert^{\alpha-1}x = p(t)$ for $\alpha\geq 3$, where $p$ is a quasi-periodic forcing with no Diophantine condition on the frequencies and show that typically the set of initial values leading to solutions $x$ such that $\lim_{t\to\infty} (\... |
---
abstract: 'We examine the steady state and dynamic behaviour of an optical resonator comprised of two interlinked fibre loops sharing a common pump. A coupled Ikeda map models with great accuracy the field evolution within and exchange between both fibres over a single roundtrip. We find this supports a range of ri... |
---
abstract: 'KMgBi single crystals are grown by using the Bi flux successfully. KMgBi shows semiconducting behavior with a metal-semiconductor transition at high temperature region and a resistivity plateau at low temperature region, suggesting KMgBi could be a topological insulator with a very small band gap. Moreov... |
---
abstract: 'We present a numerical study of the evolution of a non-linearly disturbed black hole described by the Bondi–Sachs metric, for which the outgoing gravitational waves can readily be found using the news function. We compare the gravitational wave output obtained with the use of the news function in the Bon... |
---
abstract: 'The Coulomb energy of a charge that is uniformly distributed on some set is maximized (among sets of given volume) by balls. It is shown here that near-maximizers are close to balls.'
address:
- 'A. Burchard, University of Toronto, Department of Mathematics, 40 St. George Street, Room 6290, Toronto, Cana... |
---
author:
- 'D. Péquignot'
date: 'Received ? / Accepted ?'
title: 'Heating of blue compact dwarf galaxies: gas distribution and photoionization by stars in IZw 18'
---
[Photoionization models so far are unable to account for the high electron temperature $T_e$(\[\]) implied by the line intensity ratio \[\]$\lambda$4... |
---
abstract: 'The Noether symmetry issue for Horndeski Lagrangian has been studied. We have been proven a series of theorems about the form of Noether conserved charge (current) for irregular (not quadratic) dynamical systems. Special attentions have been made on Horndeski Lagrangian. We have been proven that for Horn... |
---
abstract: |
In image morphing, a sequence of plausible frames are synthesized and composited together to form a smooth transformation between given instances. Intermediates must remain faithful to the input, stand on their own as members of the set, and maintain a well-paced visual transition from one to the ne... |
---
author:
- |
Dennis Weyland\
Università della Svizzera italiana, Lugano, Switzerland\
Department of Economics and Management, University of Brescia, Italy\
[dennisweyland@gmail.com](dennisweyland@gmail.com)
bibliography:
- 'paper.bib'
title: Some Comments on the Stochastic Eulerian Tour Problem
---
... |
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