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arxiv_dataset-18001003.4193 | Commuting Conformal and Dual Conformal Symmetries in the Regge limit
hep-th hep-ph
In this paper we continue our study of the dual SL(2,C) symmetry of the BFKL
equation, analogous to the dual conformal symmetry of N=4 Super Yang Mills. We
find that the ordinary and dual SL(2,C) symmetries do not generate a Yangian,... | arxiv topic:hep-th hep-ph |
arxiv_dataset-18011003.4293 | Flaring Behavior of the Quasar 3C~454.3 across the Electromagnetic
Spectrum
astro-ph.HE astro-ph.CO
We analyze the behavior of the parsec-scale jet of the quasar 3C~454.3 during
pronounced flaring activity in 2005-2008. Three major disturbances propagated
down the jet along different trajectories with Lorentz fac... | arxiv topic:astro-ph.HE astro-ph.CO |
arxiv_dataset-18021003.4393 | On quadratic twists of elliptic curves and some applications of a
refined version of Yu's formula
math.NT math.AG
In this paper, we study some cohomology groups and quadratic twists of
elliptic curves, and apply Tate local duality and the results of Kramer-Tunnell
on local norm cokernel to give a refined version ... | arxiv topic:math.NT math.AG |
arxiv_dataset-18031003.4493 | Geometric composition in quilted Floer theory
math.SG
We prove that Floer cohomology of cyclic Lagrangian correspondences is
invariant under transverse and embedded composition of Lagrangians under a
general set of assumptions.
In the Corrigendum, we introduce an additional assumption of monotonicity for
cylinder... | arxiv topic:math.SG |
arxiv_dataset-18041003.4593 | Atmospheric image blur with finite outer scale or partial adaptive
correction
astro-ph.IM
Seeing-limited resolution in large telescopes working over wide wavelength
range depends substantially on the turbulence outer scale and cannot be
adequately described by one "seeing" value. We attempt to clarify frequent
co... | arxiv topic:astro-ph.IM |
arxiv_dataset-18051003.4693 | Photon-pion transition form factor: BABAR puzzle is cracked
hep-ph hep-ex
Recently, the BABAR collaboration published (arXiv:0905.4778) data for the
photon-pion transition form factor $F_{\pi\gamma\gamma^{\ast}}(Q^{2})$, which
are in strong contradiction to the predictions of the standard factorization
approach to ... | arxiv topic:hep-ph hep-ex |
arxiv_dataset-18061003.4793 | Compositions and Averages of Two Resolvents: Relative Geometry of Fixed
Points Sets and a Partial Answer to a Question by C. Byrne
math.FA math.OC
We show that the set of fixed points of the average of two resolvents can be
found from the set of fixed points for compositions of two resolvents
associated with scal... | arxiv topic:math.FA math.OC |
arxiv_dataset-18071003.4893 | Asymptotic Stability of the Relativistic Boltzmann Equation for the Soft
Potentials
math.AP math-ph math.MP
In this paper it is shown that unique solutions to the relativistic Boltzmann
equation exist for all time and decay with any polynomial rate towards their
steady state relativistic Maxwellian provided that ... | arxiv topic:math.AP math-ph math.MP |
arxiv_dataset-18081003.4993 | Relativistic Suppression of Black Hole Recoils
astro-ph.CO gr-qc
Numerical-relativity simulations indicate that the black hole produced in a
binary merger can recoil with a velocity up to v_max ~ 4,000 km/s with respect
to the center of mass of the initial binary. This challenges the paradigm that
most galaxies for... | arxiv topic:astro-ph.CO gr-qc |
arxiv_dataset-18091003.5093 | Tunnel effect in ferromagnetic half-metal Co$_2$CrAl-superconductor
heterostructures
cond-mat.supr-con
Ferromagnetic half-metal Co$_2$CrAl films and tunnel contacts Co$_2$CrAl -
insulator (I) - Pb are fabricated and investigated. It is found that the
normalized differential conductivity $\sigma ^{\rm FS} $ of suc... | arxiv topic:cond-mat.supr-con |
arxiv_dataset-18101003.5193 | Structurally driven metamagnetism in MnP and related Pnma compounds
cond-mat.mtrl-sci cond-mat.str-el
We investigate the structural conditions for metamagnetism in MnP and related
materials using Density Functional Theory. A magnetic stability plot is
constructed taking into account the two shortest Mn-Mn distances... | arxiv topic:cond-mat.mtrl-sci cond-mat.str-el |
arxiv_dataset-18111003.5293 | The Importance of Fundamental Taxonomic Principles for Sensible
Underpinning of Epoch Photometry Datasets
astro-ph.SR
The dangers inherent in the utilisation of easily available and readily
analysed datasets in tandem with "blackbox" software applications without
supporting taxonomic understanding and data nature... | arxiv topic:astro-ph.SR |
arxiv_dataset-18121003.5393 | Selected aspects of the condensed matter physics. Work and life of
Professor B.Ya. Sukharevsky
cond-mat.mtrl-sci cond-mat.soft
The paper contains a short description of the scientific papers of Professor
Boris Ya. Sukharevsky on condensed matter physics. His basic scientific
activity was related to following dire... | arxiv topic:cond-mat.mtrl-sci cond-mat.soft |
arxiv_dataset-18131003.5493 | Derivation of a transfer function model for a high pressure pipeline
math.DS math.OC
In this report a lumped transfer function model for High Pressure Natural Gas
Pipelines is derived. Starting with a partial nonlinear differential equation
(PDE) model a high order continuous state space (SS) linear model is obtain... | arxiv topic:math.DS math.OC |
arxiv_dataset-18141003.5593 | The noncommutative standard model, post- and predictions
hep-th hep-ph
I try to assess the weak and strong points of the standard model of
electro-magnetic, weak and strong forces, how it can be derived from general
relativity by generalizing Riemannian to noncommutative geometry and what post-
and predictions this... | arxiv topic:hep-th hep-ph |
arxiv_dataset-18151003.5693 | An Iteratively Decodable Tensor Product Code with Application to Data
Storage
cs.IT math.IT
The error pattern correcting code (EPCC) can be constructed to provide a
syndrome decoding table targeting the dominant error events of an inter-symbol
interference channel at the output of the Viterbi detector. For the si... | arxiv topic:cs.IT math.IT |
arxiv_dataset-18161003.5793 | Chemistry in Disks. III. -- Photochemistry and X-ray driven chemistry
probed by the ethynyl radical (CCH) in DM Tau, LkCa 15, and MWC 480
astro-ph.GA astro-ph.HE
We studied several representative circumstellar disks surrounding the Herbig
Ae star MWC 480 and the T Tauri stars LkCa 15 and DM Tau at (sub-)millimete... | arxiv topic:astro-ph.GA astro-ph.HE |
arxiv_dataset-18171003.5893 | Recognition of Handwritten Textual Annotations using Tesseract Open
Source OCR Engine for information Just In Time (iJIT)
cs.CV
Objective of the current work is to develop an Optical Character Recognition
(OCR) engine for information Just In Time (iJIT) system that can be used for
recognition of handwritten textu... | arxiv topic:cs.CV |
arxiv_dataset-18181003.5993 | A Triple-Error-Correcting Cyclic Code from the Gold and Kasami-Welch APN
Power Functions
cs.DM cs.IT math.IT
Based on a sufficient condition proposed by Hollmann and Xiang for
constructing triple-error-correcting codes, the minimum distance of a binary
cyclic code $\mathcal{C}_{1,3,13}$ with three zeros $\alpha$,... | arxiv topic:cs.DM cs.IT math.IT |
arxiv_dataset-18191003.6093 | Ground-based follow-up in relation to Kepler Asteroseismic Investigation
astro-ph.SR
The Kepler space mission, successfully launched in March 2009, is providing
continuous, high-precision photometry of thousands of stars simultaneously. The
uninterrupted time-series of stars of all known pulsation types are a preci... | arxiv topic:astro-ph.SR |
arxiv_dataset-18201004.006 | Got the Flu (or Mumps)? Check the Eigenvalue!
physics.soc-ph cond-mat.stat-mech q-bio.PE
For a given, arbitrary graph, what is the epidemic threshold? That is, under
what conditions will a virus result in an epidemic? We provide the super-model
theorem, which generalizes older results in two important, orthogonal
d... | arxiv topic:physics.soc-ph cond-mat.stat-mech q-bio.PE |
arxiv_dataset-18211004.016 | Stone duality for topological theories
math.CT math.GN
In the context of categorical topology, more precisely that of T-categories
[Hofmann, 2007], we define the notion of T-colimit as a particular colimit in a
V-category. A complete and cocomplete V-category in which limits distribute
over T-colimits, is to be tho... | arxiv topic:math.CT math.GN |
arxiv_dataset-18221004.026 | Angle-dependence of quantum oscillations in YBa2Cu3O6.59 shows free spin
behaviour of quasiparticles
cond-mat.supr-con
Measurements of quantum oscillations in the cuprate superconductors afford a
new opportunity to assess the extent to which the electronic properties of
these materials yield to a description root... | arxiv topic:cond-mat.supr-con |
arxiv_dataset-18231004.036 | On the domain of meromorphy of a multivariate Euler product of Igusa
type
math.NT math.CV
This work is an answer to a problem posed by N. Kurokawa and H. Ochiai
concerning the natural boundary of meromorphy of a multivariate Euler product
of Igusa type. More generally, we introduce and determine the maximal domai... | arxiv topic:math.NT math.CV |
arxiv_dataset-18241004.046 | Invariants of singular sets of smooth maps
math.GT
A singular point of a smooth map F: M -> N of manifolds is a point in M at
which the rank of the differential dF is less than the minimum of dimensions of
M and N. The classical invariant of the set S of singular points of F of a
given type is defined by taking the... | arxiv topic:math.GT |
arxiv_dataset-18251004.056 | Enstatite-rich Warm Debris Dust around HD165014
astro-ph.EP
We present the Spitzer/Infrared Spectrograph spectrum of the main-sequence
star HD165014, which is a warm (>~ 200 K) debris disk candidate discovered by
the AKARI All-Sky Survey. The star possesses extremely large excess emission at
wavelengths longer than... | arxiv topic:astro-ph.EP |
arxiv_dataset-18261004.066 | Nonlinear Hall effect and multichannel conduction in LaTiO3/SrTiO3
superlattices
cond-mat.str-el cond-mat.mtrl-sci
We report magneto-transport properties of heterointerfaces between the Mott
insulator LaTiO3 and the band insulator SrTiO3 in a delta-doping geometry. At
low temperatures, we have found a strong nonl... | arxiv topic:cond-mat.str-el cond-mat.mtrl-sci |
arxiv_dataset-18271004.076 | Hyperboloidal evolution of test fields in three spatial dimensions
gr-qc
We present the numerical implementation of a clean solution to the outer
boundary and radiation extraction problems within the 3+1 formalism for
hyperbolic partial differential equations on a given background. Our approach
is based on compacti... | arxiv topic:gr-qc |
arxiv_dataset-18281004.086 | Toeplitz operators on generalized harmonic Bergman spaces
math.FA math.OA
We study Toeplitz operators with uniformly continuous symbols on generalized
harmonic Bergman spaces of the unit ball in $\mathbb{R}^n$. We describe their
essential spectra and establish a short exact sequence associated with the
$C^{*}$-alge... | arxiv topic:math.FA math.OA |
arxiv_dataset-18291004.096 | A model independent null test on the cosmological constant
astro-ph.CO gr-qc hep-ph hep-th
We use the Om statistic and the Genetic Algorithms (GA) in order to derive a
null test on the spatially flat cosmological constant model $\Lambda$CDM. This
is done in two steps: first, we apply the GA to the Constitution SNIa... | arxiv topic:astro-ph.CO gr-qc hep-ph hep-th |
arxiv_dataset-18301004.106 | Water masers accompanying OH and methanol masers in star formation
regions
astro-ph.GA
The ATCA has been used to measure positions with arcsecond accuracy for 379
masers at the 22-GHz transition of water. The principal observation targets
were 202 OH masers of the variety associated with star formation regions (S... | arxiv topic:astro-ph.GA |
arxiv_dataset-18311004.116 | The Number of Inversions and the Major Index of Permutations are
Asymptotically Joint-Independently Normal
math.CO
We use recurrences (alias difference equations) to prove the longstanding
conjecture that the two most important permutation statistics, namely the
number of inversions and the major index, are asymp... | arxiv topic:math.CO |
arxiv_dataset-18321004.126 | Design of Easily Synchronizable Oscillator Networks Using the Monte
Carlo Optimization Method
nlin.AO
Starting with an initial random network of oscillators with a heterogeneous
frequency distribution, its autonomous synchronization ability can be largely
improved by appropriately rewiring the links between the e... | arxiv topic:nlin.AO |
arxiv_dataset-18331004.136 | Isospectral metrics on weighted projective spaces
math.DG math.SP
We construct the first examples of families of bad Riemannian orbifolds which
are isospectral with respect to the Laplacian but not isometric. In our case
these are particular fixed weighted projective spaces equipped with isospectral
metrics obtaine... | arxiv topic:math.DG math.SP |
arxiv_dataset-18341004.146 | Security Policy Enforcement Through Refinement Process
cs.CR cs.LO
In the area of networks, a common method to enforce a security policy
expressed in a high-level language is based on an ad-hoc and manual rewriting
process. We argue that it is possible to build a formal link between concrete
and abstract terms, whi... | arxiv topic:cs.CR cs.LO |
arxiv_dataset-18351004.156 | Strong Coupling of a Quantum Oscillator to a Flux Qubit at its Symmetry
Point
cond-mat.mes-hall cond-mat.supr-con quant-ph
A flux qubit biased at its symmetry point shows a minimum in the energy
splitting (the gap), providing protection against flux noise. We have
fabricated a qubit whose gap can be tuned fast an... | arxiv topic:cond-mat.mes-hall cond-mat.supr-con quant-ph |
arxiv_dataset-18361004.166 | Representation Theory of Finite Semigroups over Semirings
math.RA math.RT
We develop the representation theory of a finite semigroup over an arbitrary
commutative semiring with unit, in particular classifying the irreducible and
minimal representations. The results for an arbitrary semiring are as good as
the resul... | arxiv topic:math.RA math.RT |
arxiv_dataset-18371004.176 | Trapping Horizons in the Sultana-Dyer Space-Time
gr-qc
The Sultana-Dyer space-time is suggested as a model describing a black hole
embedded in an expanding universe. Recently, in \cite{0705.4012}, its global
structure is analyzed and the trapping horizons are shown. In the paper, by
directly calculating the expansi... | arxiv topic:gr-qc |
arxiv_dataset-18381004.186 | Signature Pairs for Group-Invariant Hermitian Polynomials
math.CV
We study the signature pair for certain group-invariant Hermitian polynomials
arising in CR geometry. In particular, we determine the signature pair for the
finite subgroups of $SU(2)$. We introduce the asymptotic positivity ratio and
compute it for ... | arxiv topic:math.CV |
arxiv_dataset-18391004.196 | On the simplest quartic fields and related Thue equations
math.NT
Let $K$ be a field of char $K\neq 2$. For $a\in K$, we give an explicit
answer to the field isomorphism problem of the simplest quartic polynomial
$X^4-aX^3-6X^2+aX+1$ over $K$ as the special case of the field intersection
problem via multi-resolvent... | arxiv topic:math.NT |
arxiv_dataset-18401004.206 | On free discrete subgroups of Diff(I)
math.GR math.DS math.GT
We prove that a free group F_2 admits a faithful discrete representation into
Diff_{+}(I). We also prove that F_2 admits a faithful discrete representation
into Homeo_{+}(I). Some properties of these representations have been studied.
In the last section... | arxiv topic:math.GR math.DS math.GT |
arxiv_dataset-18411004.216 | Effect of doping and pressure on magnetism and lattice structure of
Fe-based superconductors
cond-mat.supr-con cond-mat.mtrl-sci
Using first principles calculations, we analyze structural and magnetic
trends as a function of charge doping and pressure in BaFe$_2$As$_2$, and
compare to experimentally established f... | arxiv topic:cond-mat.supr-con cond-mat.mtrl-sci |
arxiv_dataset-18421004.226 | The new vertices and canonical quantization
gr-qc
We present two results on the recently proposed new spin foam models. First,
we show how a (slightly modified) restriction on representations in the EPRL
model leads to the appearance of the Ashtekar-Barbero connection, thus bringing
this model even closer to LQG. S... | arxiv topic:gr-qc |
arxiv_dataset-18431004.236 | Limits on the parameters of the equation of state for interacting dark
energy
astro-ph.CO gr-qc hep-th
Under the assumption that cold dark matter and dark energy interact with each
other through a small coupling term, $Q$, we constrain the parameter space of
the equation of state $w$ of those dark energy fields w... | arxiv topic:astro-ph.CO gr-qc hep-th |
arxiv_dataset-18441004.246 | The Chooser-Picker 7-in-a-row-game
math.CO
One of the main objective of this paper is to relate Beck's conjecture for
k-in-a-row games. The conjecture states that playing on the same board Picker
is better off in a Chooser-Picker game than the second player in the
Maker-Breaker version. It was shown that the 8-in-a... | arxiv topic:math.CO |
arxiv_dataset-18451004.256 | Enhancing Curriculum Acceptance among Students with E-learning 2.0
cs.CY
E-learning; enhanced by communicating and interacting is becoming
increasingly accepted and this puts Web 2.0 at the center of the new
educational technologies. E-Learning 2.0 emerges as an innovative method of
online learning for its incorpor... | arxiv topic:cs.CY |
arxiv_dataset-18461004.266 | The topological K-theory of certain crystallographic groups
math.KT math.AT math.GT
Let Gamma be a semidirect product of the form Z^n rtimes Z/p where p is prime
and the Z/p-action on Z^n is free away from the origin. We will compute the
topological K-theory of the real and complex group C*-algebra of Gamma and sho... | arxiv topic:math.KT math.AT math.GT |
arxiv_dataset-18471004.276 | Harmonic coordinates in the string and membrane equations
math-ph math.MP
In this note, we first show that the solutions to Cauchy problems for two
versions of relativistic string and membrane equations are diffeomorphic. Then
we investigate the coordinates transformation presented in Ref. [9] (see (2.20)
in Ref. [... | arxiv topic:math-ph math.MP |
arxiv_dataset-18481004.286 | Behavioural Correlation for Detecting P2P Bots
cs.AI cs.CR cs.NE
In the past few years, IRC bots, malicious programs which are remotely
controlled by the attacker through IRC servers, have become a major threat to
the Internet and users. These bots can be used in different malicious ways such
as issuing distributed... | arxiv topic:cs.AI cs.CR cs.NE |
arxiv_dataset-18491004.296 | The Abundance Pattern of O, Ne, Mg, and Fe in the Interstellar Medium of
S0 Galaxy NGC 4382 Observed with Suzaku
astro-ph.CO
We derived O, Ne, and Mg abundances in the interstellar medium (ISM) of a
relatively isolated S0 galaxy, NGC 4382, observed with the Suzaku XIS
instruments and compared the O/Ne/Mg/Fe abund... | arxiv topic:astro-ph.CO |
arxiv_dataset-18501004.306 | Controlling the transverse instability of dark solitons and nucleation
of vortices by a potential barrier
cond-mat.quant-gas nlin.PS
We study possibilities to suppress the transverse modulational instability
(MI) of dark-soliton stripes in two-dimensional (2D) Bose-Einstein condensates
(BECs) and self-defocusing ... | arxiv topic:cond-mat.quant-gas nlin.PS |
arxiv_dataset-18511004.316 | Synchronization time in a hyperbolic dynamical system with long-range
interactions
nlin.CD
We show that the threshold of complete synchronization in a lattice of
coupled non-smooth chaotic maps is determined by linear stability along the
directions transversal to the synchronization subspace. We examine carefully... | arxiv topic:nlin.CD |
arxiv_dataset-18521004.326 | Decision Support Systems (DSS) in Construction Tendering Processes
cs.AI
The successful execution of a construction project is heavily impacted by
making the right decision during tendering processes. Managing tender
procedures is very complex and uncertain involving coordination of many tasks
and individuals with ... | arxiv topic:cs.AI |
arxiv_dataset-18531004.336 | Structure formation in $f(R)$ gravity: A distinguishing probe between
the dark energy and modified gravity
astro-ph.CO gr-qc
In this work, we study the large scale structure formation in the modified
gravity in the framework of Palatini formalism and compare the results with the
equivalent smooth dark energy mode... | arxiv topic:astro-ph.CO gr-qc |
arxiv_dataset-18541004.346 | PCA 4 DCA: The Application Of Principal Component Analysis To The
Dendritic Cell Algorithm
cs.AI cs.NE
As one of the newest members in the field of artificial immune systems (AIS),
the Dendritic Cell Algorithm (DCA) is based on behavioural models of natural
dendritic cells (DCs). Unlike other AIS, the DCA does no... | arxiv topic:cs.AI cs.NE |
arxiv_dataset-18551004.356 | Comparison of the Performance of Two Service Disciplines for a Shared
Bus Multiprocessor with Private Caches
cs.PF
In this paper, we compare two analytical models for evaluation of cache
coherence overhead of a shared bus multiprocessor with private caches. The
models are based on a closed queuing network with di... | arxiv topic:cs.PF |
arxiv_dataset-18561004.366 | About flavor, spin and color
hep-ph hep-th
Chiral symmetry breaking (restoration) for SU(N) gauge theories is a topic of
great interest and not yet fully explained. We consider the phenomenon as a
collective spin effect and determine its behavior in terms of the number of
flavors, N_f.
| arxiv topic:hep-ph hep-th |
arxiv_dataset-18571004.376 | Dynamically-Driven Star Formation In Models Of NGC 7252
astro-ph.CO
We present new dynamical models of the merger remnant NGC 7252 which include
star formation simulated according to various phenomenological rules. By using
interactive software to match our model with the observed morphology and gas
velocity field,... | arxiv topic:astro-ph.CO |
arxiv_dataset-18581004.386 | Algebraic renormalization of supersymmetric gauge theories with
dimensionful parameters
hep-th hep-lat hep-ph
It is usually believed that there are no perturbative anomalies in
supersymmetric gauge theories beyond the well-known chiral anomaly. In this
paper we revisit this issue, because previously given argumen... | arxiv topic:hep-th hep-lat hep-ph |
arxiv_dataset-18591004.396 | Spin current in topologically trivial and nontrivial noncentrosymmetric
superconductors
cond-mat.supr-con
We study theoretically the surface of time-reversal-symmetric,
noncentrosymmetric superconductor with mixed singlet and triplet order
parameters. A pair of counterpropagating subgap quasiparticle surface boun... | arxiv topic:cond-mat.supr-con |
arxiv_dataset-18601004.406 | The axiom of {\theta}-holomorphic 2-planes in the almost Hermitian
geometry
math.DG
The axiom of {\theta}-holomorphic 2-planes is introduced. It is proved, that
if an almost Hermitian manifold satisfies this axiom for a fixed {\theta}, 0<
{\theta}< {\pi}/2, then it is a real space form.
| arxiv topic:math.DG |
arxiv_dataset-18611004.416 | Lectures on neutrino phenomenology
hep-ph hep-ex
The fundamental properties of the lepton sector include the neutrino masses
and flavor mixings. Both are difficult to observe because of the extremely
small neutrino masses and neutrino-matter cross sections. In these lectures, we
focus on the basic concepts for the ... | arxiv topic:hep-ph hep-ex |
arxiv_dataset-18621004.426 | The yoga of schemic Grothendieck rings, a topos-theoretical approach
math.AG math.KT math.LO
We propose a suitable substitute for the classical Grothendieck ring of an
algebraically closed field, in which any quasi-projective scheme is
represented, while maintaining its non-reduced structure. This yields a more
sub... | arxiv topic:math.AG math.KT math.LO |
arxiv_dataset-18631004.436 | Tree cumulants and the geometry of binary tree models
math.ST stat.TH
In this paper we investigate undirected discrete graphical tree models when
all the variables in the system are binary, where leaves represent the
observable variables and where all the inner nodes are unobserved. A novel
approach based on the th... | arxiv topic:math.ST stat.TH |
arxiv_dataset-18641004.446 | Handling Overload Conditions In High Performance Trustworthy Information
Retrieval Systems
cs.IR
Web search engines retrieve a vast amount of information for a given search
query. But the user needs only trustworthy and high-quality information from
this vast retrieved data. The response time of the search engine... | arxiv topic:cs.IR |
arxiv_dataset-18651004.456 | A Simple Polynomial Algorithm for the Longest Path Problem on
Cocomparability Graphs
cs.DM
Given a graph $G$, the longest path problem asks to compute a simple path of
$G$ with the largest number of vertices. This problem is the most natural
optimization version of the well known and well studied Hamiltonian path... | arxiv topic:cs.DM |
arxiv_dataset-18661004.466 | Full Lensing Analysis of Abell 1703: Comparison of Independent
Lens-Modelling Techniques
astro-ph.CO
The inner mass-profile of the relaxed cluster Abell 1703 is analysed by two
very different strong-lensing techniques applied to deep ACS and WFC3 imaging.
Our parametric method has the accuracy required to reprodu... | arxiv topic:astro-ph.CO |
arxiv_dataset-18671004.476 | Effects of misalignments in the optical vortex transformation performed
by holograms with embedded phase singularity
physics.optics
Spatial characteristics of diffracted beams produced by a "fork" hologram
from an incident circular Laguerre-Gaussian beam whose axis differ from the
hologram optical axis are studie... | arxiv topic:physics.optics |
arxiv_dataset-18681004.486 | Coexistence and competition of magnetism and superconductivity on the
nanometer scale in underdoped BaFe1.89Co0.11As2
cond-mat.supr-con
We report muon spin rotation (muSR) and infrared (IR) spectroscopy
experiments on underdoped BaFe1.89Co0.11As2 which show that bulk magnetism and
superconductivity (SC) coexist a... | arxiv topic:cond-mat.supr-con |
arxiv_dataset-18691004.496 | Shallow Circuits with High-Powered Inputs
cs.CC
A polynomial identity testing algorithm must determine whether an input
polynomial (given for instance by an arithmetic circuit) is identically equal
to 0. In this paper, we show that a deterministic black-box identity testing
algorithm for (high-degree) univariate po... | arxiv topic:cs.CC |
arxiv_dataset-18701004.506 | STDP-driven networks and the \emph{C. elegans} neuronal network
q-bio.NC nlin.CD
We study the dynamics of the structure of a formal neural network wherein the
strengths of the synapses are governed by spike-timing-dependent plasticity
(STDP). For properly chosen input signals, there exists a steady state with a
res... | arxiv topic:q-bio.NC nlin.CD |
arxiv_dataset-18711004.516 | A Search for Scalar Chameleons with ADMX
astro-ph.CO
Scalar fields with a "chameleon" property, in which the effective particle
mass is a function of its local environment, are common to many theories beyond
the standard model and could be responsible for dark energy. If these fields
couple weakly to the photon, th... | arxiv topic:astro-ph.CO |
arxiv_dataset-18721004.526 | Ground state at high density
cond-mat.other math-ph math.MP
Weak limits as the density tends to infinity of classical ground states of
integrable pair potentials are shown to minimize the mean-field energy
functional. By studying the latter we derive global properties of high-density
ground state configurations in ... | arxiv topic:cond-mat.other math-ph math.MP |
arxiv_dataset-18731004.536 | Acoustic Black Holes from Abelian Higgs Model with Lorentz Symmetry
Breaking
hep-th gr-qc hep-ph
In this paper we derive acoustic black hole metrics in the (3+1) and
(2+1)-dimensional Abelian Higgs model with Lorentz symmetry breaking. In this
set up the sound waves lose the Lorentz boost invariance and suffer a
... | arxiv topic:hep-th gr-qc hep-ph |
arxiv_dataset-18741004.546 | Quasiparticle interference in the spin-density wave phase of iron-based
superconductors
cond-mat.supr-con cond-mat.str-el
We propose an explanation for the electronic nematic state observed recently
in parent iron-based superconductors [T.-M. Chuang et al., Science 327, 181
(2010)]. We argue that the quasi-one-di... | arxiv topic:cond-mat.supr-con cond-mat.str-el |
arxiv_dataset-18751004.556 | Scalability of Atomic-Thin-Body (ATB) Transistors Based on Graphene
Nanoribbons
cond-mat.mes-hall
A general solution for the electrostatic potential in an atomic-thin-body
(ATB) field-effect transistor geometry is presented. The effective
electrostatic scaling length, {\lambda}eff, is extracted from the analytica... | arxiv topic:cond-mat.mes-hall |
arxiv_dataset-18761005.0058 | Linear solutions for cryptographic nonlinear sequence generators
cs.CR
This letter shows that linear Cellular Automata based on rules 90/150
generate all the solutions of linear difference equations with binary constant
coefficients. Some of these solutions are pseudo-random noise sequences with
application in cryp... | arxiv topic:cs.CR |
arxiv_dataset-18771005.0158 | Elastic Time Reversal Mirror Experiment in a Mesoscopic Natural Medium
at the Low Noise Underground Laboratory of Rustrel, France
physics.geo-ph
A seismic time reversal experiment based on Time Reversal Mirror (TRM)
technique was conducted in the mesoscopically scaled medium at the LSBB
Laboratory, France. Two se... | arxiv topic:physics.geo-ph |
arxiv_dataset-18781005.0258 | CMF models of hot star winds I. Test of the Sobolev approximation in the
case of pure line transitions
astro-ph.SR
We provide hot star wind models with radiative force calculated using the
solution of comoving frame (CMF) radiative transfer equation. The wind models
are calculated for the first stars, O stars, an... | arxiv topic:astro-ph.SR |
arxiv_dataset-18791005.0358 | Nearby Lagrangians with vanishing Maslov class are homotopy equivalent
math.SG math.GT
We prove that the inclusion of every closed exact Lagrangian with vanishing
Maslov class in a cotangent bundle is a homotopy equivalence. We start by
adapting an idea of Fukaya-Seidel-Smith to prove that such a Lagrangian is
equi... | arxiv topic:math.SG math.GT |
arxiv_dataset-18801005.0458 | Interacting multi-component exciton gases in a potential trap: phase
separation and Bose-Einstein condensation
cond-mat.quant-gas
The system under consideration is a multi-component gas of interacting para-
and orthoexcitons confined in a three dimensional potential trap. We calculate
the spatially resolved optic... | arxiv topic:cond-mat.quant-gas |
arxiv_dataset-18811005.0558 | Torsion of elliptic curves over quadratic cyclotomic fields
math.NT
In this paper we study the possible torsions of elliptic curves over $\mathbb
Q(i)$ and $\mathbb Q(\sqrt {-3})$.
| arxiv topic:math.NT |
arxiv_dataset-18821005.0658 | On the sum of two integral squares in certain quadratic fields
math.NT
In this note, we give a necessary and sufficient condition for determining
which integers can be written as a sum of two integral squares for certain
quadratic fields by using the integral Brauer-manin obstruction (see
\cite{CTX}). The condition... | arxiv topic:math.NT |
arxiv_dataset-18831005.0758 | Canonical and microcanonical ensemble descriptions of thermal pairing
within BCS and quasiparticle RPA
nucl-th
We propose a description of pairing properties in finite systems within the
canonical and microcanonical ensembles. The approach is derived by solving the
BCS and self-consistent quasiparticle random-pha... | arxiv topic:nucl-th |
arxiv_dataset-18841005.086 | Phase Fluctuations near the Chiral Critical Point
nucl-th
The Helmholtz free energy density is parametrized as a function of
temperature and baryon density near the chiral critical point of QCD. The
parametrization incorporates the expected critical exponents and amplitudes. An
expansion away from equilibrium state... | arxiv topic:nucl-th |
arxiv_dataset-18851005.096 | A logic road from special relativity to general relativity
gr-qc math-ph math.LO math.MP
We present a streamlined axiom system of special relativity in first-order
logic. From this axiom system we "derive" an axiom system of general relativity
in two natural steps. We will also see how the axioms of special relativ... | arxiv topic:gr-qc math-ph math.LO math.MP |
arxiv_dataset-18861005.106 | The Pulsar Search Collaboratory
astro-ph.SR astro-ph.IM
The Pulsar Search Collaboratory [PSC, NSF #0737641] is a joint project
between the National Radio Astronomy Observatory (NRAO) and West Virginia
University (WVU) designed to interest high school students in science,
technology, engineering, and mathematics [ST... | arxiv topic:astro-ph.SR astro-ph.IM |
arxiv_dataset-18871005.116 | Algebraic hulls of solvable groups and exponential iterated integrals on
solvmanifolds
math.GT math.GR
We represent the coordinate ring of algebraic hulls (which are
generalizations of the Malcev completions of nilpotent groups for solvable
groups) of solvmanifolds $G/\Gamma$ by using Miller's exponential iterate... | arxiv topic:math.GT math.GR |
arxiv_dataset-18881005.126 | M-ideals of homogeneous polynomials
math.FA
We study the problem of whether $\mathcal{P}_w(^nE)$, the space of
$n$-homogeneous polynomials which are weakly continuous on bounded sets, is an
$M$-ideal in the space of continuous $n$-homogeneous polynomials
$\mathcal{P}(^nE)$. We obtain conditions that assure this fac... | arxiv topic:math.FA |
arxiv_dataset-18891005.136 | Optimal dividend and investing control of a insurance company with
higher solvency constraints
q-fin.RM math.OC math.PR
This paper considers optimal control problem of a large insurance company
under a fixed insolvency probability. The company controls proportional
reinsurance rate, dividend pay-outs and investin... | arxiv topic:q-fin.RM math.OC math.PR |
arxiv_dataset-18901005.146 | New Gauge Symmetry in Gravity and the Evanescent Role of Torsion
gr-qc
If the Einstein-Hilbert action ${\cal L}_{\rm EH}\propto R$ is re-expressed
in Riemann-Cartan spacetime using the gauge fields of translations, the
vierbein field $h^\alpha{}_\mu$, and the gauge field of local Lorentz
transformations, the spin c... | arxiv topic:gr-qc |
arxiv_dataset-18911005.156 | Computation using Noise-based Logic: Efficient String Verification over
a Slow Communication Channel
cs.IT math.IT physics.gen-ph
Utilizing the hyperspace of noise-based logic, we show two string
verification methods with low communication complexity. One of them is based on
continuum noise-based logic. The other... | arxiv topic:cs.IT math.IT physics.gen-ph |
arxiv_dataset-18921005.166 | Vortices as nurseries for planetesimal formation in protoplanetary discs
astro-ph.EP astro-ph.GA
Turbulent, two-dimensional, hydrodynamic flows are characterized by the
emergence of coherent, long-lived vortices without a need to invoke special
initial conditions. Vortices have the ability to sequester particles, w... | arxiv topic:astro-ph.EP astro-ph.GA |
arxiv_dataset-18931005.176 | Two stock options at the races: Black-Scholes forecasts
q-fin.ST math.PR q-fin.GN q-fin.PR
Suppose one buys two very similar stocks and is curious about how much, after
some time T, one of them will contribute to the overall asset, expecting, of
course, that it should be around 1/2 of the sum. Here we examine this ... | arxiv topic:q-fin.ST math.PR q-fin.GN q-fin.PR |
arxiv_dataset-18941005.186 | Feature Selection Using Regularization in Approximate Linear Programs
for Markov Decision Processes
cs.AI
Approximate dynamic programming has been used successfully in a large variety
of domains, but it relies on a small set of provided approximation features to
calculate solutions reliably. Large and rich sets o... | arxiv topic:cs.AI |
arxiv_dataset-18951005.196 | From high-mass starless cores to high-mass protostellar objects
astro-ph.SR
Aims: Our aim is to understand the evolutionary sequence of high-mass star
formation from the earliest evolutionary stage of high-mass starless cores, via
high-mass cores with embedded low- to intermediate-mass objects, to finally
high-mass... | arxiv topic:astro-ph.SR |
arxiv_dataset-18961005.206 | First observations of a dome-shaped large-scale coronal EUV wave
astro-ph.SR
We present first observations of a dome-shaped large-scale EUV coronal wave,
recorded by the EUVI instrument onboard STEREO-B on January 17, 2010. The main
arguments that the observed structure is the wave dome (and not the CME) are:
a) th... | arxiv topic:astro-ph.SR |
arxiv_dataset-18971005.216 | On complete integrability of the Mikhailov-Novikov-Wang system
nlin.SI math-ph math.MP
We obtain compatible Hamiltonian and symplectic structure for a new
two-component fifth-order integrable system recently found by Mikhailov,
Novikov and Wang (arXiv:0712.1972), and show that this system possesses a
hereditary rec... | arxiv topic:nlin.SI math-ph math.MP |
arxiv_dataset-18981005.226 | Quantitative embedded contact homology
math.SG
Define a "Liouville domain" to be a compact exact symplectic manifold with
contact-type boundary. We use embedded contact homology to assign to each
four-dimensional Liouville domain (or subset thereof) a sequence of real
numbers, which we call "ECH capacities". The EC... | arxiv topic:math.SG |
arxiv_dataset-18991005.236 | Are Superfluid Vortices in Pulsars Violating the Weak Equivalence
Principle?
gr-qc astro-ph.SR cond-mat.other
In the present paper we argue that timing irregularities in pulsars, like
glitches and timing noise, could be associated with the violation of the weak
equivalence principle for vortices in the superfluid... | arxiv topic:gr-qc astro-ph.SR cond-mat.other |
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