id stringlengths 16 29 | text stringlengths 86 3.49k | source stringlengths 14 112 |
|---|---|---|
arxiv_dataset-200708.2149 | When do stepwise algorithms meet subset selection criteria?
math.ST stat.TH
Recent results in homotopy and solution paths demonstrate that certain
well-designed greedy algorithms, with a range of values of the algorithmic
parameter, can provide solution paths to a sequence of convex optimization
problems. On the ot... | arxiv topic:math.ST stat.TH |
arxiv_dataset-201708.2249 | The spin structure of the pion
hep-lat hep-ph
We present the first calculation of the transverse spin structure of the pion
in lattice QCD. Our simulations are based on two flavors of non-perturbatively
improved Wilson fermions, with pion masses as low as 400 MeV in volumes up to
(2.1 fm)^3 and lattice spacings bel... | arxiv topic:hep-lat hep-ph |
arxiv_dataset-202708.2349 | Non-intersecting paths and Hahn orthogonal polynomial ensemble
math.PR math-ph math.CO math.MP
We compute the bulk limit of the correlation functions for the uniform
measure on lozenge tilings of a hexagon. The limiting determinantal process is
a translation invariant extension of the discrete sine process, which a... | arxiv topic:math.PR math-ph math.CO math.MP |
arxiv_dataset-203708.2449 | The Local Velocity Anomaly
astro-ph
There is a velocity discontinuity at about 7 Mpc between the galaxies of the
Local Sheet that are moving together with low internal velocity dispersion and
the adjacent structures. The Local Sheet bounds the Local Void. The Local Sheet
is determined to have a peculiar velocity of... | arxiv topic:astro-ph |
arxiv_dataset-204708.2549 | The scalar curvature flow in Lorentzian manifolds
math.DG
We prove the existence of closed hypersurfaces of prescribed scalar curvature
in globally hyperbolic Lorentzian manifolds provided there are barriers.
| arxiv topic:math.DG |
arxiv_dataset-205708.2649 | Quantization of neutron in Earth's gravity
hep-th quant-ph
Gravity is the weakest of all four known forces in the universe. Quantum
states of an elementary particle due to such a weak field is certainly very
shallow and would therefore be an experimental challenge to detect. Recently an
experimental attempt was mad... | arxiv topic:hep-th quant-ph |
arxiv_dataset-206708.2749 | The Sloan Digital Sky Survey-II Supernova Survey: Technical Summary
astro-ph
The Sloan Digital Sky Survey-II (SDSS-II) has embarked on a multi-year
project to identify and measure light curves for intermediate-redshift (0.05 <
z < 0.35) Type Ia supernovae (SNe Ia) using repeated five-band (ugriz) imaging
over an ar... | arxiv topic:astro-ph |
arxiv_dataset-207708.2849 | Orientation Dependence of the Anomalous Hall Resistivity in Single
Crystals of Yb14MnSb11
cond-mat.str-el
The Hall resistivity, electrical resistivity and magnetization of single
crystals of the tetragonal ferromagnet Yb14MnSb11 are reported as a function of
the direction of the current, I, and magnetic field, H ... | arxiv topic:cond-mat.str-el |
arxiv_dataset-208708.2949 | Can Extra Mixing in RGB and AGB Stars Be Attributed to Magnetic
Mechanisms?
astro-ph
It is known that there must be some weak form of transport (called cool
bottom processing, or CBP) acting in low mass RGB and AGB stars, adding nuclei,
newly produced near the hydrogen-burning shell, to the convective envelope. W... | arxiv topic:astro-ph |
arxiv_dataset-209708.3049 | Photoabsorption in a plasma in a high magnetic field
astro-ph
Photo-absorption in fully ionized plasmas in high magnetic fields is
re-examined, using the methods of many-body quantum field theory. For
frequencies in the immediate vicinity of the electron cyclotron resonance the
rates we obtain disagree markedly fro... | arxiv topic:astro-ph |
arxiv_dataset-210708.3149 | Convexity of Hypersurfaces in Spherical Spaces
math.MG math.DG
A spherical set is called convex if for every pair of its points there is at
least one minimal geodesic segment that joins these points and lies in the set.
We prove that for n >= 3 a complete locally-convex (topological) immersion of a
connected (n-1)-... | arxiv topic:math.MG math.DG |
arxiv_dataset-211708.3249 | On the Khovanov and knot Floer homologies of quasi-alternating links
math.GT math.SG
Quasi-alternating links are a natural generalization of alternating links. In
this paper, we show that quasi-alternating links are "homologically thin" for
both Khovanov homology and knot Floer homology. In particular, their bigrad... | arxiv topic:math.GT math.SG |
arxiv_dataset-212708.3349 | Sharp phase transition and critical behaviour in 2D divide and colour
models
math.PR math-ph math.MP
Consider subcritical Bernoulli bond percolation with fixed parameter p<p_c.
We define a dependent site percolation model by the following procedure: for
each bond cluster, we colour all vertices in the cluster bla... | arxiv topic:math.PR math-ph math.MP |
arxiv_dataset-213708.3449 | On Local Behavior of Holomorphic Functions Along Complex Submanifolds of
C^N
math.CV math.FA
In this paper we establish some general results on local behavior of
holomorphic functions along complex submanifolds of $\Co^{N}$. As a corollary,
we present multi-dimensional generalizations of an important result of Co... | arxiv topic:math.CV math.FA |
arxiv_dataset-214708.3549 | Lopsidedness and Sloshing in Centres of Advanced Mergers of Galaxies
astro-ph
We measure the non-axisymmetry in the luminosity distribution in the central
few kpc of a sample of advanced mergers of galaxies, by analyzing their 2MASS
images. All mergers show a high central asymmetry: the centres of isophotes
show a ... | arxiv topic:astro-ph |
arxiv_dataset-215708.3649 | Relationship Between Bicomplex Generalized Analytic Functions and
Solutions of the Complexified Schr\"odinger Equation
math.CV
Using three different representations of the bicomplex numbers $T\cong
Cl_{C}(1,0) \cong Cl_{C}(0,1)$, which is a commutative ring with zero divisors
defined by $T={w_0+w_1 {i_1}+w_2{i_2}... | arxiv topic:math.CV |
arxiv_dataset-216708.3749 | Berry's phase
quant-ph
Berry's phase, entry in the Compendium of Quantum Physics: Concepts,
Experiments, History and Philosophy, ed. F. Weinert, K. Hentschel, D.
Greenberger and B. Falkenburg (Springer), to appear
| arxiv topic:quant-ph |
arxiv_dataset-217708.3849 | How much of the inflaton potential do we see?
astro-ph gr-qc
We discuss the latest constraints on a Taylor-expanded scalar inflaton
potential, obtained focusing on its observable part only. This is in contrast
with other works in which an extrapolation of the potential is applied using
the slow-roll hierarchy. We f... | arxiv topic:astro-ph gr-qc |
arxiv_dataset-218708.3949 | Categorification of Wedderburn's basis for \mathbb{C}[S_n]
math.RT math.GR
M. Neunh{\"o}ffer studies in \cite{Ne} a certain basis of $\mathbb{C}[S_n]$
with the origins in \cite{Lu} and shows that this basis is in fact Wedderburn's
basis. In particular, in this basis the right regular representation of $S_n$
decompo... | arxiv topic:math.RT math.GR |
arxiv_dataset-219708.4049 | An analysis of the durations of Swift Gamma-Ray Bursts
astro-ph
We report the systematic analysis of the durations for Swift gamma-ray bursts
(GRBs) and compare the results with those of pre-Swift data. For 95 GRBs with
known redshift, we show that the observed durations have two lognormal
distributions that are cl... | arxiv topic:astro-ph |
arxiv_dataset-220708.4149 | On the complexity of nonnegative matrix factorization
cs.NA cs.IR
Nonnegative matrix factorization (NMF) has become a prominent technique for
the analysis of image databases, text databases and other information retrieval
and clustering applications. In this report, we define an exact version of NMF.
Then we establ... | arxiv topic:cs.NA cs.IR |
arxiv_dataset-221708.4249 | Examples of the Zeroth Theorem of the History of Physics
physics.hist-ph
The zeroth theorem of the history of science (enunciated by E. P. Fischer)
and widely known in the mathematics community as Arnol'd's Principle (decreed
by M. V. Berry), states that a discovery (rule, regularity, insight) named
after someone (... | arxiv topic:physics.hist-ph |
arxiv_dataset-222708.4349 | Detecting unstable periodic spatio-temporal states of spatial extended
chaotic systems
nlin.CD nlin.PS
The method of detection of the unstable periodic spatio-temporal states of
spatial extended chaotic systems has been proposed. The application of this
method is illustrated by the consideration of two different ... | arxiv topic:nlin.CD nlin.PS |
arxiv_dataset-223709.0035 | On The Limitations of The Naive Lattice Decoding
cs.IT math.IT
In this paper, the inherent drawbacks of the naive lattice decoding for MIMO
fading systems is investigated. We show that using the naive lattice decoding
for MIMO systems has considerable deficiencies in terms of the rate-diversity
trade-off. Unlike th... | arxiv topic:cs.IT math.IT |
arxiv_dataset-224709.0135 | An improved solar wind electron-density model for pulsar timing
astro-ph
Variations in the solar wind density introduce variable delays into pulsar
timing observations. Current pulsar timing analysis programs only implement
simple models of the solar wind, which not only limit the timing accuracy, but
can also affe... | arxiv topic:astro-ph |
arxiv_dataset-225709.0235 | Flavors and Phases in Unparticle Physics
hep-ph
Inspired by the recent Georgi's unparticle proposal, we study the flavor
structures of the standard model (SM) particles when they couple to
unparticles. At a very high energy scale, we introduce $\BZ$ charges for the SM
particles, which are universal for each generat... | arxiv topic:hep-ph |
arxiv_dataset-226709.0335 | Leptonic Decays of the W-Boson in a Strong Electromagnetic Field
hep-ph
The probability of W-boson decay into a lepton and a neutrino in a strong
electromagnetic field is calculated. On the basis of the method for deriving
exact solutions to relativistic wave equations for charged particles, an exact
analytic expre... | arxiv topic:hep-ph |
arxiv_dataset-227709.0435 | A Generic Approach to Coalition Formation
cs.GT
We propose an abstract approach to coalition formation that focuses on simple
merge and split rules transforming partitions of a group of players. We
identify conditions under which every iteration of these rules yields a unique
partition. The main conceptual tool is ... | arxiv topic:cs.GT |
arxiv_dataset-228709.0535 | Constructing packings in Grassmannian manifolds via alternating
projection
math.MG
This paper describes a numerical method for finding good packings in
Grassmannian manifolds equipped with various metrics. This investigation also
encompasses packing in projective spaces. In each case, producing a good
packing is ... | arxiv topic:math.MG |
arxiv_dataset-229709.0635 | Poisson Sigma Model with branes and hyperelliptic Riemann surfaces
math-ph hep-th math.CV math.MP
We derive the explicit form of the superpropagators in presence of general
boundary conditions (coisotropic branes) for the Poisson Sigma Model. This
generalizes the results presented in Cattaneo and Felder's previous ... | arxiv topic:math-ph hep-th math.CV math.MP |
arxiv_dataset-230709.0735 | Magnetogenesis from Rotating Cosmic String Loops
astro-ph hep-th
We present a mechanism to create vortices in a plasma via gravitational
dragging behind rotating cosmic string loops. The vortical motions create
magnetic fields by means of the Harrison-Rees mechanism; the fields are further
enhanced through galactic... | arxiv topic:astro-ph hep-th |
arxiv_dataset-231709.0835 | Electromagnetic form factors of the Delta(1232) in Dual-Large N_c QCD
hep-ph
The three electromagnetic form factors of the $\Delta(1232)$ resonance,
$G^*_M(q^2)$, $G^*_E(q^2)$, and $G^*_C(q^2)$ are obtained in the space-like
region using a Dual Resonance Model realization of QCD in the large $N_c$ limit
(Dual-${QCD... | arxiv topic:hep-ph |
arxiv_dataset-232709.0935 | The Algebraic Complexity of Maximum Likelihood Estimation for Bivariate
Missing Data
math.ST math.AG stat.CO stat.TH
We study the problem of maximum likelihood estimation for general patterns of
bivariate missing data for normal and multinomial random variables, under the
assumption that the data is missing at ra... | arxiv topic:math.ST math.AG stat.CO stat.TH |
arxiv_dataset-233709.1035 | Scaling and aging in the homogeneous cooling state of a granular fluid
of hard particles
cond-mat.stat-mech
The presence of the aging phenomenon in the homogeneous cooling state (HCS)
of a granular fluid composed of inelastic hard spheres or disks is
investigated. As a consequence of the scaling property of the $... | arxiv topic:cond-mat.stat-mech |
arxiv_dataset-234709.1135 | Parameter estimation in diagonalizable bilinear stochastic parabolic
equations
math.PR math.ST stat.TH
A parameter estimation problem is considered for a stochastic parabolic
equation with multiplicative noise under the assumption that the equation can
be reduced to an infinite system of uncoupled diffusion proce... | arxiv topic:math.PR math.ST stat.TH |
arxiv_dataset-235709.1235 | Monotonicity for entrywise functions of matrices
math.FA
We characterize real functions $f$ on an interval $(-\alpha,\alpha)$ for
which the entrywise matrix function $[a_{ij}] \mapsto [f(a_{ij})]$ is positive,
monotone and convex, respectively, in the positive semidefiniteness order.
Fractional power functions are ... | arxiv topic:math.FA |
arxiv_dataset-236709.1335 | Interference of Spontaneous Emission of Light from two Solid-State
Atomic Ensembles
quant-ph
We report an interference experiment of spontaneous emission of light from
two distant solid-state ensembles of atoms that are coherently excited by a
short laser pulse. The ensembles are Erbium ions doped into two LiNbO3... | arxiv topic:quant-ph |
arxiv_dataset-237709.1435 | Composition operators in the Lipschitz Space of the Polydiscs
math.FA math.CV
In 1987, Shapiro shew that composition operator induced by symbol $\phi$ is
compact on the Lipschltz space if and only if the infinity norm of $\phi$ is
less than 1 by a spectral-theoretic argument, where $\phi$ is a holomorphic
self-map ... | arxiv topic:math.FA math.CV |
arxiv_dataset-238709.1535 | Comments on "The Coronal Heating Paradox" by M.J. Aschwanden, A.
Winebarger, D. Tsiklauri and H. Peter [2007, Astrophys J., 659, 1673]
astro-ph
We point out the priority of our paper (Mahajan et al. 2001, Phys. Plasmas,
8, 1340) over (Aschwanden et al. 2007, Astrophys J., 659, 1673) in introducing
the term "Forma... | arxiv topic:astro-ph |
arxiv_dataset-239709.1635 | Gaudin functions, and Euler-Poincar\'e characteristics
math.CO
Given two positive integers n,r, we define the Gaudin function of level r to
be quotient of the numerator of the determinant det(1/ ((x_i-y_j)(x_i-ty_j) ...
(x_i-t^r y_j)), i,j=1..n, by the two Vandermonde in x and y. We show that it
can be characterize... | arxiv topic:math.CO |
arxiv_dataset-240709.1735 | CGRaBS: An All-Sky Survey of Gamma-Ray Blazar Candidates
astro-ph
We describe a uniform all-sky survey of bright blazars, selected primarily by
their flat radio spectra, that is designed to provide a large catalog of likely
gamma-ray AGN. The defined sample has 1625 targets with radio and X-ray
properties similar t... | arxiv topic:astro-ph |
arxiv_dataset-241709.1835 | Quantitative 3w-Scanning Thermal Microscopy: Modelling the AC/DC
coupling and the sample heat conduction
cond-mat.mtrl-sci
A way to increase the Scanning Thermal Microscope (SThM) sensitivity in the
harmonic 3w mode is to heat the probe with an AC current sufficiently high to
generate a coupling between the AC an... | arxiv topic:cond-mat.mtrl-sci |
arxiv_dataset-242709.1935 | Clique-width of unit interval graphs
math.CO
The clique-width is known to be unbounded in the class of unit interval
graphs. In this paper, we show that this is a minimal hereditary class of
unbounded clique-width, i.e., in every hereditary subclass of unit interval
graphs the clique-width is bounded by a constant.... | arxiv topic:math.CO |
arxiv_dataset-243709.2035 | Coexistence of hexatic and isotropic phases in two-dimensional Yukawa
systems
cond-mat.soft cond-mat.stat-mech
We have performed Brownian dynamics simulations on melting of two-dimensional
colloidal crystal in which particles interact with Yukawa potential. The pair
correlation function and bond-orientational cor... | arxiv topic:cond-mat.soft cond-mat.stat-mech |
arxiv_dataset-244709.2135 | Coupling Superconducting Qubits via a Cavity Bus
cond-mat.mes-hall cond-mat.supr-con quant-ph
Superconducting circuits are promising candidates for constructing quantum
bits (qubits) in a quantum computer; single-qubit operations are now routine,
and several examples of two qubit interactions and gates having been
... | arxiv topic:cond-mat.mes-hall cond-mat.supr-con quant-ph |
arxiv_dataset-245709.2235 | Bound diquarks and their Bose-Einstein condensation in strongly coupled
quark matter
hep-ph
We explore the formation of diquark molecules and their Bose-Einstein
condensation (BEC) in the phase diagram of three-flavor quark matter at nonzero
temperature, T, and quark chemical potential, mu. Using a quark model wi... | arxiv topic:hep-ph |
arxiv_dataset-246709.2335 | Higgs boson in non-minimal models at the LHC
hep-ex
While approaching the start of the data taking at the LHC, ATLAS and CMS
perform studies involving the Higgs boson within non-minimal models besides
Supersymmetric models. Highlights from both experiments are summarized; all
results refer to LHC low luminosity con... | arxiv topic:hep-ex |
arxiv_dataset-247709.2435 | Generalized second law in modified theory of gravity
gr-qc astro-ph
In the context of modified theory of gravity (f(R) gravity) we try to study
the conditions required for validity of the generalized second law.
| arxiv topic:gr-qc astro-ph |
arxiv_dataset-248709.2535 | Gravitational energy as dark energy: Concordance of cosmological tests
astro-ph gr-qc hep-ph hep-th
We provide preliminary quantitative evidence that a new solution to averaging
the observed inhomogeneous structure of matter in the universe [gr-qc/0702082,
arxiv:0709.0732], may lead to an observationally viable cos... | arxiv topic:astro-ph gr-qc hep-ph hep-th |
arxiv_dataset-249709.2635 | Non-Blocking Signature of very large SOAP Messages
cs.DC
Data transfer and staging services are common components in Grid-based, or
more generally, in service-oriented applications. Security mechanisms play a
central role in such services, especially when they are deployed in sensitive
application fields like e-hea... | arxiv topic:cs.DC |
arxiv_dataset-250709.2735 | Localization and delocalization in the quantum kicked prime number
rotator
nlin.CD
The quantum kicked prime number rotator (QKPR) is defined as the rotator
whose energy levels are prime numbers. The long time behavior is decided by the
kick period $\tau$ and kick strength $k$. When $\frac{\tau}{2\pi}$ is
irration... | arxiv topic:nlin.CD |
arxiv_dataset-251709.2835 | Coronae in the Coronet: A very deep X-ray look into a stellar nursery
astro-ph
In order to study the X-ray properties of young stellar objects (YSOs), we
analyze an exceptionally sensitive Chandra dataset of the Coronet cluster in
the CrA star-forming region, achieving a limiting luminosity of LXmin=5E26
erg/sec fo... | arxiv topic:astro-ph |
arxiv_dataset-252709.2935 | An Extension to an Algebraic Method for Linear Time-Invariant System and
Network Theory: The full AC-Calculus
math.CA cs.SC
Being inspired by phasor analysis in linear circuit theory, and its algebraic
counterpart - the AC-(operational)-calculus for sinusoids developed by W.
Marten and W. Mathis - we define a com... | arxiv topic:math.CA cs.SC |
arxiv_dataset-253709.3035 | Detecting Higgs bosons in the bb decay channel using forward proton
tagging at the LHC
hep-ph
A detailed study is presented of the search for Higgs bosons in the b-decay
channel in the central exclusive production process at the LHC. We present
results for proton tagging detectors at both 220m and 420m around ATL... | arxiv topic:hep-ph |
arxiv_dataset-254709.3135 | A Kondo lattice antiferromagnet CePd5Al2
cond-mat.str-el cond-mat.mtrl-sci
We report on the electrical resistivity, magnetic susceptibility and
heat-capacity measurements on a new intermetallic compound CePd5Al2,
crystallizing in the ZrNi2Al5-type tetragonal structure, with lattice
parameters a = 4.156 A and c = 14... | arxiv topic:cond-mat.str-el cond-mat.mtrl-sci |
arxiv_dataset-255709.3235 | A one-parameter family of dendriform identities
math.CO
We prove a q-identity in the dendriform dialgebra of colored free
quasi-symmetric functions. For q=1, we recover identities due to Ebrahimi-Fard,
Manchon, and Patras, in particular the noncommutative Bohnenblust-Spitzer
identity.
| arxiv topic:math.CO |
arxiv_dataset-256709.3335 | The quest for three-color entanglement: experimental investigation of
new multipartite quantum correlations
quant-ph physics.optics
We experimentally investigate quadrature correlations between pump, signal,
and idler fields in an above-threshold optical parametric oscillator. We
observe new quantum correlations ... | arxiv topic:quant-ph physics.optics |
arxiv_dataset-257709.3435 | Lepton flavor violating $\mu\to e\gamma$ and $\mu-e$ conversion in
unparticle physics
hep-ph
We have studied lepton flavor violation processes $\mu\to e\gamma$ and
$\mu-e$ conversion in nuclei induced by unparticle. Both ${\rm Br}(\mu\to
e\gamma)$ and $\mu-e$ conversion rate ${\rm CR}(\mu-e,{\rm Nuclei})$ strongl... | arxiv topic:hep-ph |
arxiv_dataset-258709.3535 | Maximum Likelihood Estimation in Latent Class Models For Contingency
Table Data
stat.ME math.ST stat.TH
Statistical models with latent structure have a history going back to the
1950s and have seen widespread use in the social sciences and, more recently,
in computational biology and in machine learning. Here we ... | arxiv topic:stat.ME math.ST stat.TH |
arxiv_dataset-259709.3635 | High redshift FRII radio sources: large-scale X-ray environment
astro-ph
We investigate the properties of the environment around 20 powerful radio
galaxies and quasars at redshifts between 0.45 and 1. Using XMM-Newton and
Chandra observations we probe the spatial distribution and the temperature of
the cluster gas.... | arxiv topic:astro-ph |
arxiv_dataset-260709.3735 | Functorial Cartier duality
math.AG
In this paper we obtain the Cartier duality for k-schemes of commutative
monoids functorially without providing the vector spaces of functions with a
topology, generalizing a result for finite commutative algebraic groups by M.
Demazure and P. Gabriel.
| arxiv topic:math.AG |
arxiv_dataset-261709.3835 | Correlated entanglement distillation and the structure of the set of
undistillable states
quant-ph
We consider entanglement distillation under the assumption that the input
states are allowed to be correlated among each other. We hence replace the
usually considered independent and identically-distributed hypothe... | arxiv topic:quant-ph |
arxiv_dataset-262709.3935 | Infrared Divergences from Soft and Collinear Gauge Bosons
hep-ph
I review the Lee-Nauenberg thereom and discuss its inclusion of photons which
are disconnected at the level of the S-matrix but connected at the level of the
cross-section when there are initial and final state charged particles. I then
expose a new s... | arxiv topic:hep-ph |
arxiv_dataset-263709.4035 | Energy Efficient Estimation of Gaussian Sources Over Inhomogeneous
Gaussian MAC Channels
cs.IT math.IT
It has been shown lately the optimality of uncoded transmission in estimating
Gaussian sources over homogeneous/symmetric Gaussian multiple access channels
(MAC) using multiple sensors. It remains, however, uncl... | arxiv topic:cs.IT math.IT |
arxiv_dataset-264709.4135 | Effect of matrix parameters on mesoporous matrix based quantum
computation
cond-mat.mes-hall
We present a solid state implementation of quantum computation, which
improves previously proposed optically driven schemes. Our proposal is based on
vertical arrays of quantum dots embedded in a mesoporous material which... | arxiv topic:cond-mat.mes-hall |
arxiv_dataset-265709.4235 | Extended matter coupled to BF theory
gr-qc
Recently, a topological field theory of membrane-matter coupled to BF theory
in arbitrary spacetime dimensions was proposed [1]. In this paper, we discuss
various aspects of the four-dimensional theory. Firstly, we study classical
solutions leading to an interpretation of ... | arxiv topic:gr-qc |
arxiv_dataset-266709.4335 | Localization of an impurity particle on a boson Mott insulator
background
cond-mat.other
We investigate the behavior of a single particle hopping on a three
dimensional cubic optical lattice in the presence of a Mott insulator of bosons
in the same lattice. We calculate the critical interaction strength between t... | arxiv topic:cond-mat.other |
arxiv_dataset-267709.4435 | Invariants of differential equations defined by vector fields
math-ph math.DG math.MP
We determine the most general group of equivalence transformations for a
family of differential equations defined by an arbitrary vector field on a
manifold. We also find all invariants and differential invariants for this
group u... | arxiv topic:math-ph math.DG math.MP |
arxiv_dataset-268709.4535 | Prospects of a Search for a New Massless Neutral Gauge Boson at the ILC
hep-ph
Prospects to search for a new massless neutral gauge boson, the paraphoton,
in e+ e- collisions at center-of-mass energies of 0.5 and 1 TeV are studied.
The paraphoton naturally appears in models with abelian kinetic mixing. A
possible r... | arxiv topic:hep-ph |
arxiv_dataset-269709.4635 | Color superconductivity in dense quark matter
hep-ph astro-ph cond-mat.supr-con nucl-th
Matter at high density and low temperature is expected to be a color
superconductor, which is a degenerate Fermi gas of quarks with a condensate of
Cooper pairs near the Fermi surface that induces color Meissner effects. At the
... | arxiv topic:hep-ph astro-ph cond-mat.supr-con nucl-th |
arxiv_dataset-270710.0053 | High-sensitivity imaging with multi-mode twin beams
quant-ph
Twin entangled beams produced by single-pass parametric down-conversion (PDC)
offer the opportunity to detect weak amount of absorption with an improved
sensitivity with respect to standard techniques which make use of classical
light sources. We propose ... | arxiv topic:quant-ph |
arxiv_dataset-271710.0153 | Omega-powers and descriptive set theory
math.LO math.GN
We study the sets of the infinite sentences constructible with a dictionary
over a finite alphabet, from the viewpoint of descriptive set theory. Among
other things, this gives some true co-analytic sets. The case where the
dictionary is finite is studied and ... | arxiv topic:math.LO math.GN |
arxiv_dataset-272710.0253 | Crystal graphs for general linear Lie superalgebras and quasi-symmetric
functions
math.RT math.QA
We give a new representation theoretic interpretation of the ring of
quasi-symmetric functions. This is obtained by showing that the super analogue
of the Gessel's fundamental quasi-symmetric function can be realized... | arxiv topic:math.RT math.QA |
arxiv_dataset-273710.0353 | Trap-imbalanced fermion mixtures
cond-mat.supr-con cond-mat.other
We analyze the ground state phases of two-component ($\sigma \equiv \lbrace
\uparrow, \downarrow \rbrace$) population- and mass-balanced ($N_\uparrow =
N_\downarrow$ and $m_\uparrow = m_\downarrow$) but trap-imbalanced
($\omega_\uparrow \ne \omega_\d... | arxiv topic:cond-mat.supr-con cond-mat.other |
arxiv_dataset-274710.0453 | Higher-spin Gauge and Trace Anomalies in Two-dimensional Backgrounds
hep-th gr-qc
Two-dimensional quantum fields in electric and gravitational backgrounds can
be described by conformal field theories, and hence all the physical
(covariant) quantities can be written in terms of the corresponding holomorphic
quantiti... | arxiv topic:hep-th gr-qc |
arxiv_dataset-275710.0553 | Zooming in on light relic neutralinos by direct detection and
measurements of galactic antimatter
hep-ph astro-ph hep-ex
The DAMA Collaboration has recently analyzed its data of the extensive WIMP
direct search (DAMA/NaI) which detected an annual modulation, by taking into
account the channelling effect which occ... | arxiv topic:hep-ph astro-ph hep-ex |
arxiv_dataset-276710.0653 | Study of the critical point in lattice QCD at high temperature and
density
hep-lat
We propose a method to probe the nature of phase transitions in lattice QCD
at finite temperature and density, which is based on the investigation of an
effective potential as a function of the average plaquette. We analyze data
ob... | arxiv topic:hep-lat |
arxiv_dataset-277710.0753 | Modelling Bonds & Credit Default Swaps using a Structural Model with
Contagion
q-fin.PR math.PR
This paper develops a two-dimensional structural framework for valuing credit
default swaps and corporate bonds in the presence of default contagion.
Modelling the values of related firms as correlated geometric Browni... | arxiv topic:q-fin.PR math.PR |
arxiv_dataset-278710.0853 | Search for supersymmetric charged Higgs bosons at the TeVatron
hep-ex
The data collected at the TeVatron RunIIa have been used to look for
supersymmetric charged Higgs boson and Left-Right suspersymmetric doubly
charged Higgs boson. No signal of such bosons has been found and this note
reports on the current analys... | arxiv topic:hep-ex |
arxiv_dataset-279710.0953 | The AGB stars of the intermediate-age LMC cluster NGC 1846 Variability
and age determination
astro-ph
Aims: To investigate variability and to model the pulsational behaviour of
AGB variables in the intermediate-age LMC cluster NGC 1846.
Methods: Our own photometric monitoring has been combined with data from th... | arxiv topic:astro-ph |
arxiv_dataset-280710.1053 | Extensions for supersingular representations of $GL_2(Q_p)$
math.RT math.NT
Let $p>2$ be a prime number. Let $G:=GL_2(Q_p)$ and $\pi$, $\tau$ smooth
irreducible representations of $G$ on $\bar{F}_p$-vector spaces with a central
character. We show if $\pi$ is supersingular then $Ext^1_G(\tau,\pi)\neq 0$
implies $\ta... | arxiv topic:math.RT math.NT |
arxiv_dataset-281710.1153 | Verification of Ptime Reducibility for system F Terms: Type Inference
in<br> Dual Light Affine Logic
cs.LO cs.CC
In a previous work Baillot and Terui introduced Dual light affine logic
(DLAL) as a variant of Light linear logic suitable for guaranteeing complexity
properties on lambda calculus terms: all typable t... | arxiv topic:cs.LO cs.CC |
arxiv_dataset-282710.1253 | The forgetful map in rational K-theory
math.AG math.KT
Let G be a connected reductive algebraic group acting on a scheme X. Let R(G)
denote the representation ring of G, and let I be the ideal in R(G) of virtual
representations of rank 0. Let G(X) (resp. G(G,X)) denote the Grothendieck
group of coherent sheaves (re... | arxiv topic:math.AG math.KT |
arxiv_dataset-283710.1353 | Exact Numerical Study of Pair Formation with Imbalanced Fermion
Populations
cond-mat.str-el
We present an exact Quantum Monte Carlo study of the attractive 1-dimensional
Hubbard model with imbalanced fermion population. The pair-pair correlation
function, which decays monotonically in the absence of polarization ... | arxiv topic:cond-mat.str-el |
arxiv_dataset-284710.1453 | Hadron production in deuteron-gold collisions and nuclear parton
distributions
hep-ph
We calculate nuclear modification factors $R_{dAu}$, central-to-peripheral
ratios, $R_{CP}$, and pseudorapidity asymmetries $Y_{Asym}$ in deuteron-gold
collisions at $\sqrt{s} = 200$ GeV in the framework of leading-order (LO)
pe... | arxiv topic:hep-ph |
arxiv_dataset-285710.1553 | Heavy-light decay constant at the 1/m order of HQET
hep-lat
Following the strategy developed by the ALPHA collaboration, we present a
method to compute non-perturbatively the decay constant of a heavy-light meson
in HQET including the 1/m corrections. We start by a matching between HQET and
QCD in a small volume to... | arxiv topic:hep-lat |
arxiv_dataset-286710.1653 | Superhumps and flickering in V1316 Cygni
astro-ph
We present analysis and results of a coordinated CCD photometry campaign to
observe the 2006 June superoutburst of the cataclysmic variable V1316 Cyg
involving 8 longitudinally-distributed observers. The outburst peaked at
magnitude 15.03 on June 10, declined at a r... | arxiv topic:astro-ph |
arxiv_dataset-287710.1753 | A generalisation of the Cauchy-Kovalevskaia theorem
math.FA
I prove, under mild assumptions, that solutions to linear evolution equations
admit sectorial solutions. The size of the sector depends on the regularity of
the initial data. If it is regular enough the solution is holomorphic and
unique otherwise it is se... | arxiv topic:math.FA |
arxiv_dataset-288710.1853 | Engineering many-body quantum dynamics by disorder
cond-mat.dis-nn cond-mat.stat-mech
Going beyond the currently investigated regimes in experiments on quantum
transport of ultracold atoms in disordered potentials, we predict a crossover
between regular and quantum-chaotic dynamics when varying the strength of
diso... | arxiv topic:cond-mat.dis-nn cond-mat.stat-mech |
arxiv_dataset-289710.1953 | Strong Reduction of the Field-Dependent Microwave Surface Resistance in
YBCO with BaZrO_3 Inclusions
cond-mat.supr-con cond-mat.mtrl-sci
We present measurements of the magnetic field dependent microwave surface
resistance in laser-ablated YBa$_2$Cu$_3$O$_{7-\delta}$ films on SrTiO$_3$
substrates. BaZrO$_3$ crysta... | arxiv topic:cond-mat.supr-con cond-mat.mtrl-sci |
arxiv_dataset-290710.2053 | Fokker-Planck Equation for Fractional Systems
cond-mat.stat-mech
The normalization condition, average values and reduced distribution
functions can be generalized by fractional integrals. The interpretation of the
fractional analog of phase space as a space with noninteger dimension is
discussed. A fractional (powe... | arxiv topic:cond-mat.stat-mech |
arxiv_dataset-291710.2153 | Phase Separation and Charge Transfer in a K-doped C60 Monolayer on
Ag(001)
cond-mat.mtrl-sci
We have performed a scanning tunneling microscopy and spectroscopy study of
potassium-doped C60 monolayers (KxC60) on Ag(001) in the regime of x ~ 1. Low
temperature annealing (640 K) leads to the formation of two well-or... | arxiv topic:cond-mat.mtrl-sci |
arxiv_dataset-292710.2253 | McKay's correspondence for cocompact discrete subgroups of SU(1,1)
math.AG math.GT
The classical McKay correspondence establishes an explicit link from the
representation theory of a finite subgroup G of SU(2) and the geometry of the
minimal resolution of the quotient of the affine plane by G. In this paper we
disc... | arxiv topic:math.AG math.GT |
arxiv_dataset-293710.2353 | A Criterion For Ergodicity of Non-uniformly hyperbolic Diffeomorphisms
math.DS
In this work we exhibit a new criteria for ergodicity of diffeomorphisms
involving conditions on Lyapunov exponents and general position of some
invariant manifolds. On one hand we derive uniqueness of SRB-measures for
transitive surface... | arxiv topic:math.DS |
arxiv_dataset-294710.2453 | Quasi-Hermitian supersymmetric extensions of a non-Hermitian oscillator
Hamiltonian and of its generalizations
math-ph hep-th math.MP quant-ph
A harmonic oscillator Hamiltonian augmented by a non-Hermitian \pt-symmetric
part and its su(1,1) generalizations, for which a family of positive-definite
metric operators... | arxiv topic:math-ph hep-th math.MP quant-ph |
arxiv_dataset-295710.2553 | Capacity of Linear Two-hop Mesh Networks with Rate Splitting,
Decode-and-forward Relaying and Cooperation
cs.IT math.IT
A linear mesh network is considered in which a single user per cell
communicates to a local base station via a dedicated relay (two-hop
communication). Exploiting the possibly relevant inter-cel... | arxiv topic:cs.IT math.IT |
arxiv_dataset-296710.2653 | A Supersymmetric U(1)' Model with Multiple Dark Matters
hep-ph
We consider a scenario where a supersymmetric model has multiple dark matter
particles. Adding a U(1)' gauge symmetry is a well-motivated extension of the
Minimal Supersymmetric Standard Model (MSSM). It can cure the problems of the
MSSM such as the mu-... | arxiv topic:hep-ph |
arxiv_dataset-297710.2753 | Effects of anharmonic vibration on large-angle quasi-elastic scattering
of 16O+144Sm
nucl-th
We study the effects of double octupole and quadrupole phonon excitations in
the 144Sm nucleus on quasi-elastic 16O+144Sm scattering at backward angles. To
this end, we use the coupled-channels framework, taking into acco... | arxiv topic:nucl-th |
arxiv_dataset-298710.2853 | Exotic hadrons and SU(3) chiral dynamics
hep-ph nucl-th
We explore a possibility to generate exotic hadrons dynamically in the
scattering of hadrons. The s-wave scattering amplitude of an arbitrary hadron
with the Nambu-Goldstone boson is constructed so as to satisfy the unitarity
condition and the chiral low energ... | arxiv topic:hep-ph nucl-th |
arxiv_dataset-299710.2953 | A Quantum Singlet Pump
cond-mat.mes-hall
We provide provide a detailed study of biasless coherent transport of singlet
electron pairs in one-dimensional (1D) channels induced by electron-electron
interactions that are time-varying in certain spatially localized regions of
the channel. When the time variation is cyc... | arxiv topic:cond-mat.mes-hall |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.