Datasets:
sail
/
regmix-data

Dataset card Data Studio Files
xet
 Community
1
text
stringlengths
4
2.78M
--- abstract: 'In a simple model of propagation of asymmetric Gaussian beams in nonlinear waveguides, described by a reduction to ordinary differential eqautions of generalized nonlinear Schrödinger equations (GNLSEs) with cubic-quintic (CQ) and saturable (SAT) nonlinearities and a graded-index profile, the beam widths...
--- abstract: 'We consider the dyadic model with viscosity and additive Gaussian noise as a simplified version of the stochastic Navier–Stokes equations, with the purpose of studying uniqueness and emergence of singularities. We prove path–wise uniqueness and absence of blow–up in the intermediate intensity of the non–...
--- abstract: | Elimination of quantifiers is shown to fail dramatically for a group of well-known mathematical theories (classically enjoying the property) against a wide range of relevant logical backgrounds. Furthermore, it is suggested that only by moving to more extensional underlying logics can we get the pro...
--- abstract: | We consider the complexity of the <span style="font-variant:small-caps;">Independent Set Reconfiguration</span> problem under the Token Sliding rule. In this problem we are given two independent sets of a graph and are asked if we can transform one to the other by repeatedly exchanging a vertex that...
--- abstract: 'In this paper we study the possibility of probing the low-energy part of the spectrum of non-thermal electrons in galaxy clusters by detecting their non-thermal bremsstrahlung (NTB) emission in the soft gamma ray band, using instruments like e-ASTROGAM. Using the Coma cluster as a reference case, we find...
--- abstract: 'We have shown earlier that hyperfine spectroscopy in a vapor cell using co-propagating pump-probe beams has many advantages over the usual technique of saturated-absorption spectroscopy using counter-propagating beams. The main advantages are the absence of crossover resonances, the appearance of the sig...
--- abstract: 'We achieved ohmic contacts down to 5 K on standard n-doped Ge samples by creating a strongly doped thin Ge layer between the metallic contacts and the Ge substrate. Thanks to the laser doping technique used, Gas Immersion Laser Doping, we could attain extremely large doping levels above the solubility li...
--- abstract: 'Consider a randomly oriented graph $G=(V,E)$ and let $a$, $s$ and $b$ be three distinct vertices in $V$. We study the correlation between the events $\{a\to s\}$ and $\{s\to b\}$. We show that, when $G$ is the complete graph $K_n$, the correlation is negative for $n=3$, zero for $n=4$, and that, counter-...
--- abstract: 'In this paper we continue the investigation reported by [@RMAA] concerning the morphology of binary configurations obtained via the collapse of rotating parent gas structures with total masses in the range of M$_T$= 1 to 5 M$_{\odot}$. Here we extend the mass range and consider the collapse of two unifor...
--- abstract: 'A novel decomposition technique is used to extract the centrality dependence of di-jet properties and yields from azimuthal correlation functions obtained in Au+Au collisions at $\sqrt{s_{_{\rm NN}}}$=200 GeV. The width of the near-side jet shows very little dependence on centrality. In contrast, the awa...
--- abstract: | The predictability of the atmosphere at short and long time scales, associated with the coupling to the ocean, is explored in a new version of the Modular Arbitrary-Order Ocean-Atmosphere Model (MAOOAM), based on a 2-layer quasi-geostrophic atmosphere and a 1-layer reduced-gravity quasi-geostrophic ...
--- abstract: 'The transport of the energy contained in electrons, both thermal and suprathermal, in solar flares plays a key role in our understanding of many aspects of the flare phenomenon, from the spatial distribution of hard X-ray emission to global energetics. Motivated by recent [*RHESSI*]{} observations that p...
--- abstract: 'Any nonpositively curved symmetric space admits a topological compactification, namely the Hadamard compactification. For rank $1$ spaces, this topological compactification can be endowed with a differentiable structure such that the action of the isometry group is differentiable. Moreover, the restricti...
--- abstract: 'In this paper, we propose a scheme called “beam-nulling" for MIMO adaptation. In the beam-nulling scheme, the eigenvector of the weakest subchannel is fed back and then signals are sent over a generated subspace orthogonal to the weakest subchannel. Theoretical analysis and numerical results show that th...
--- abstract: 'The physical solutions of Lagrangian of octonionics are researched in the paper. It is shown, the gravitational interaction in Friedmann space and in spherically symmetric space in such model is to be described by pair of charged massless vectorial D-bosons of Minkowski space. It is proposed to use the f...
--- abstract: 'We study dually epi-translation invariant valuations on cones of convex functions containing the space of finite-valued convex functions. The existence of a homogeneous decomposition is used to associate a distribution to every valuation of this type similar to the Goodey-Weil embedding for translation i...
--- abstract: 'This paper studies a distributed collision avoidance control problem for a group of rigid bodies on a sphere. A rigid body network, consisting of multiple rigid bodies constrained to a spherical surface and an interconnection topology, is first formulated. In this formulation, it is shown that motion coo...
**Quantum multiplexing with optical coherent states** Juan Carlos García-Escartín *e-mail: juagar@tel.uva.es* Pedro Chamorro-Posada *Dep. Teoría de la Señal y Comunicaciones e Ingenería Telemática.* *E.T.S.I. Telecomunicación, Campus Miguel Delibes, Camino del Cementerio s/n,* *47011 Valladolid, Spain.* Introduc...
--- bibliography: - 'fromFase19-2.bib' title: Assurance via Workflow$^+$ Modelling and Conformance --- [^1] Assurance, Safety case, Workflow modelling and conformance, Metamodelling [^1]: Paper deadline is April 29 “Foundations” and “Practice and Innovation” papers must not exceed 10 pages (including figures and ap...
--- address: | Instituut-Lorentz, Leiden University, P.O. Box 9506, 2300 RA Leiden, The Netherlands\ [()]{}   \ author: - 'P. W. Brouwer, P. G. Silvestrov,[^1] and C. W. J. Beenakker' title: Theory of directed localization in one dimension --- In a recent Letter,[@HatanoNelson] Hatano and Nelson have demonstra...
--- abstract: 'When a single cell senses a chemical gradient and chemotaxes, stochastic receptor-ligand binding can be a fundamental limit to the cell’s accuracy. For clusters of cells responding to gradients, however, there is a critical difference: even genetically identical cells have differing responses to chemical...
--- abstract: 'A systematic search for axial octupole deformation in the actinides and superheavy nuclei with proton numbers $Z=88-126$ and neutron numbers from two-proton drip line up to $N=210$ has been performed in covariant density functional theory (DFT) using four state-of-the-art covariant energy density functio...
--- abstract: 'We give a discrete characterization of the trace of a class of Sobolev spaces on the Sierpinski gasket to the bottom line. This includes the $L^2$ domain of the Laplacian as a special case. In addition, for Sobolev spaces of low orders, including the domain of the Dirichlet form, the trace spaces are Bes...
--- abstract: 'We reexamine the dynamical generation of mass for fermions charged under various Lie groups with equal charge and mass at a high Grand Unification scale, extending the Renormalization Group Equations in the perturbative regime to two-loops and matching to the Dyson-Schwinger Equations in the strong coupl...
--- abstract: 'The main decoding algorithms for Reed-Solomon codes are based on a bivariate interpolation step, which is expensive in time complexity. Lot of interpolation methods were proposed in order to decrease the complexity of this procedure, but they stay still expensive. Then Koetter, Ma and Vardy proposed in 2...
--- abstract: 'Social networks are discrete systems with a large amount of heterogeneity among nodes (individuals). Measures of centrality aim at a quantification of nodes’ importance for structure and function. Here we ask to which extent the most central nodes can be found by purely local search. We find that many ne...
--- author: - | Kanit Wongsuphasawat[^1]\ Apple Inc. - | Yang Liu[^2]\ University of Washington - 'Jeffrey Heer[^3]\' bibliography: - 'eda-interview.bib' title: | Goals, Process, and Challenges of\  Exploratory Data Analysis: An Interview Study --- Conclusion ========== [^1]: e-mail: kanitw@ap...
--- abstract: 'Assume that $E$ and $B$ are complex manifolds and that $\pi\colon E\to B$ is a holomorphic Serre fibration such that $E$ admits a finite dominating family of holomorphic fiber-sprays over a small neighborhood of any point in $B$. We show that the parametric Oka property (POP) of $B$ implies POP of $E$; c...
--- abstract: 'This Letter presents the first distance measurement to the massive, semi-detached, eclipsing binary LMC-SC1-105, located in the LH 81 association of the Large Magellanic Cloud (LMC). Previously determined parameters of the system are combined with new near-infrared photometry and a new temperature analys...
--- abstract: 'This paper describes advances in microwave frequency standards using laser-cooled atoms at BNM-SYRTE. First, recent improvements of the $^{133}$Cs and $^{87}$Rb atomic fountains are described. Thanks to the routine use of a cryogenic sapphire oscillator as an ultra-stable local frequency reference, a fou...
--- abstract: 'This review focuses on the X-ray emission processes of extra-galactic jets on scales resolvable by the sub arcsec resolution of the Chandra X-ray Observatory. It is divided into 4 parts. The introductory chapter reviews the classical problems for jets, as well as those associated directly with the X-ray ...
--- abstract: | In this paper we compute general-relativistic polytropic models simulating rigidly rotating, pulsating neutron stars. These relativistic compact objects, with a radius of $\sim 10 \, \mathrm{km}$ and mass between $\sim 1.4$ and $3.2$ solar masses, are closely related to pulsars. We emphasize on comp...
--- abstract: 'We have studied the emission properties of self-organized InAs quantum dots (QDs) grown in an InGaAs quantum well by metalorganic chemical vapor deposition. Low-temperature photoluminescence spectroscopy shows emission from single QDs around 1300 nm; we clearly observe the formation of neutral and charge...
--- abstract: 'We report the detection of a cross-correlation signal between [*Fermi*]{} Large Area Telescope diffuse [$\gamma$]{}-ray maps and catalogs of clusters. In our analysis, we considered three different catalogs: WHL12, redMaPPer and PlanckSZ. They all show a positive correlation with different amplitudes, re...
--- abstract: 'This paper overviews certain radiation detection, perception, and planning challenges for nuclearized robotics that aim to support the waste management and decommissioning mission. To enable the autonomous monitoring, inspection and multi–modal characterization of nuclear sites, we discuss important prob...
--- bibliography: - 'neurogenbib.bib' --- [**Quantifying the behavioural relevance of hippocampal neurogenesis** ]{}\ Stanley E. Lazic$^{1,\ast}$, Johannes Fuss$^{2}$, Peter Gass$^{3}$\ **[1]{} In Silico Lead Discovery, Novartis Institutes for Biomedical Research, 4002 Basel, Switzerland\ **[2]{} Department of Psychia...
0 @addtoreset NSF-ITP-96-75\ hep-th/9608104 **$K3$-Fibrations and Softly Broken $N\!=\!4$ Supersymmetric\ ** Gauge Theories. César Gómez$^a$, Rafael Hernández$^{a,b}$ and Esperanza López$^c$ $^a$[*Instituto de Matemáticas y Física Fundamental, CSIC,\ Serrano 123, 28006 Madrid, Spain*]{} $^b$[*Departamento de Fís...
--- abstract: 'We present a catalogue of H–band spectra for 85 stars of approximately solar abundance observed at a resolving power of 3000 with the KPNO Mayall 4m FTS. The atlas covers spectral types O7–M5 and luminosity classes I-V as defined on the MK system. We identify both atomic and molecular indices and line–ra...
--- abstract: 'In this article we introduce the notion of projective isomonodromy, which is a special type of monodromy evolving deformation of linear differential equations, based on the example of the Darboux-Halphen equation. We give an algebraic condition for a paramaterized linear differential equation to be proje...
--- abstract: 'Motivated by quite recent research involving the relationship between the dimension of a poset and graph theoretic properties of its cover graph, we show that for every $d\ge 1$, if $P$ is a poset and the dimension of a subposet $B$ of $P$ is at most $d$ whenever the cover graph of $B$ is a block of the ...
--- abstract: 'The local magnetism induced by vacancies in the presence of the spin-orbital interaction is investigated based on the half-filled Kane-Mele-Hubbard model on the honeycomb lattice. Using the self-consistent mean-field theory, we find that the spin-orbital coupling will enhance the localization of the spin...
--- abstract: 'In this paper, we introduce a discrete variant of the meta-learning framework. Meta-learning aims at exploiting prior experience and data to improve performance on future tasks. By now, there exist numerous formulations for meta-learning in the continuous domain. Notably, the Model-Agnostic Meta-Learning...
--- abstract: 'We study the dynamical evolution of a large amplitude $r$-mode by numerical simulations. $R$-modes in neutron stars are unstable growing modes, driven by gravitational radiation reaction. In these simulations, $r$-modes of amplitude unity or above are destroyed by a catastrophic decay: A large amplitude ...
--- abstract: 'From integral field data we extract the optical spectra of 20 shocked clouds in the supernova remnant N132D in the Large Magellanic Cloud (LMC). Using self-consistent shock modelling, we derive the shock velocity, pre-shock cloud density and shock ram pressure in these clouds. We show that the \[Fe X\] a...
--- abstract: 'For a numerical semigroup $S \subseteq {\mathbb N}$ with embedding dimension $e$, conductor $c$ and left part $L=S \cap [0,c-1]$, set $W(S) = e|L|-c$. In 1978 Wilf asked, in equivalent terms, whether $W(S) \ge 0$ always holds, a question known since as Wilf’s conjecture. Using a closely related lower bou...
--- abstract: 'We derive the photon propagator in light-shell gauge (LSG), introduced in [@Georgi:2010nq] in the context of light-shell effective theory.' author: - | Howard Georgi,[^1] Greg Kestin,[^2] Aqil Sajjad,[^3]\ Center for the Fundamental Laws of Nature\ Jefferson Physical Laboratory\ Harvard U...
--- abstract: 'I review the theoretical basis of the prediction that the decay $K_L \rightarrow \pi^+ \pi^- e^+ e^-$ should show a large $CP$- and $T$-violation, a prediction now confirmed by the KTeV experiment. The genesis of the effect lies in a large violation of $CP$- and $T$-invariance in the decay $K_L \rightarr...
--- abstract: 'We consider the *Complex Stone-Weierstrass Property* (CSWP), which is the complex version of the Stone-Weierstrass Theorem. If $X$ is a compact subspace of a product of three linearly ordered spaces, then $X$ has the CSWP if and only if $X$ has no subspace homeomorphic to the Cantor set. In addition, eve...
--- abstract: | In this work, we introduce multiplicative drift analysis as a suitable way to analyze the runtime of randomized search heuristics such as evolutionary algorithms. We give a multiplicative version of the classical drift theorem. This allows easier analyses in those settings where the optimizatio...
--- abstract: 'A topological formulation of the eigenspace anholonomy, where eigenspaces are interchanged by adiabatic cycles, is introduced. The anholonomy in two-level systems is identified with a disclination of the director (headless vector) of a Bloch vector, which characterizes eigenprojectors. The covering map s...
--- abstract: 'The commensurate charge density wave (CDW) in the layered compound $1T$-TaS$_2$ has hitherto mostly been treated as a quasi two-dimensional phenomenon. Recent band structure calculations have, however, predicted that the CDW coexists with a nearly one-dimensional metallic dispersion perpendicular to the ...
--- abstract: 'In this paper, we address the challenging problem of optimal experimental design (OED) of constrained inverse problems. We consider two OED formulations that allow to reduce the experimental costs by minimizing the number of measurements. The first formulation assumes a fine discretization of the design ...
--- abstract: 'We consider the minor process of (Hermitian) matrix diffusions with constant diagonal drifts. At any given time, this process is determinantal and we provide an explicit expression for its correlation kernel. This is a measure on the Gelfand-Tsetlin pattern that also appears in a generalization of Warren...
--- abstract: 'Field-theoretic models have been used extensively to study the phase behavior of inhomogeneous polymer melts and solutions, both in self-consistent mean-field calculations and in numerical simulations of the full theory capturing composition fluctuations. The models commonly used can be grouped into two ...
--- abstract: 'In this article, we introduce the notion of cluster automorphism of a given cluster algebra as a ${\mathbb{Z}}$-automorphism of the cluster algebra that sends a cluster to another and commutes with mutations. We study the group of cluster automorphisms in detail for acyclic cluster algebras and cluster a...
--- abstract: | Tangent categories provide an axiomatic framework for understanding various tangent bundles and differential operations that occur in differential geometry, algebraic geometry, abstract homotopy theory, and computer science. Previous work has shown that one can formulate and prove a wide variety of ...
--- abstract: 'In this paper we obtain local in time existence and (suitable) uniqueness and continuous dependence for the KP-I equation for small data in the intersection of the energy space and a natural weighted $L^{2}$ space.' address: - University of Toronto - University of Chicago - Massachusetts Institute of Tec...
--- abstract: 'Combinatorial aspects of multivariate diagonal invariants of the symmetric group are studied. As a consequence it is proved the existence of a multivariate extension of the classical Robinson-Schensted correspondence. Further byproduct are a pure combinatorial algorithm to describe the irreducible decomp...
--- abstract: 'Using the energy variational method of magneto-solid-mechanical theory of a perfectly conducting elastic medium threaded by magnetic field, the frequency spectrum of Lorentz-force-driven global torsional nodeless vibrations of a neutron star with Ferraro’s form of axisymmetric poloidal nonhomogeneous int...
--- author: - | [Haocong Luo[^§^]{}[^$\dagger$^]{}]{}[Taha Shahroodi[^§^]{}]{}[Hasan Hassan[^§^]{}]{}[Minesh Patel[^§^]{}]{}\ [A. Giray Yağl[i]{}kç[i]{}[^§^]{}]{}[Jisung Park[^§^]{}]{}[Onur Mutlu[^§^]{}]{}\ \ [[^§^]{}*ETH Z[ü]{}rich* [^$\dagger$^]{}*ShanghaiTech University*]{} bibliography: - 'ref.bib' ...
--- abstract: 'An equiangular tight frame (ETF) is a type of optimal packing of lines in a real or complex Hilbert space. In the complex case, the existence of an ETF of a given size remains an open problem in many cases. In this paper, we observe that many of the known constructions of ETFs are of one of two types. We...
--- abstract: | The temperature dependence of the magnetic field distribution in the mixed superconducting phase of randomly oriented MgB$_2$ powder was probed by $% ^{11}$B NMR spectroscopy. Below the temperature of the second critical ($B_{% {\rm c2}}$) field, $T_{{\rm c2}}\approx 27$K, our spectra reveal...
--- abstract: 'We explicitly compute the evolution of the density operator of a two-mode electromagnetic field when the influence of the thermal fluctuation of the vacuum is common for both modes. From this result, we give an example in which the bundle of quantum noisy channels turns out to be noiseless for the specia...
--- abstract: | Optimal Morse matchings reveal essential structures of cell complexes which lead to powerful tools to study discrete geometrical objects, in particular discrete $3$-manifolds. However, such matchings are known to be NP-hard to compute on $3$-manifolds, through a reduction to the erasability problem....
--- abstract: 'It is often stated that homogeneity and isotropy of the Universe are assumptions of the almost Friedmann-Lemaître (FL) model (the hot big bang model), inspired from the Copernican Principle. However, only [*local*]{} homogeneity and isotropy are required by the model: multiply connected almost FL models ...
--- abstract: 'We present a simple yet effective approach for linking entities in queries. The key idea is to search sentences similar to a query from Wikipedia articles and directly use the human-annotated entities in the similar sentences as candidate entities for the query. Then, we employ a rich set of features, su...
--- abstract: 'The effect of a newly born star cluster inside a giant molecular cloud (GMC) is to produce a hot bubble and a thin, dense shell of interstellar gas and dust swept up by the H II expansion, strong stellar winds, and repeated supernova explosions. Lying at the inner side of the shell is the photodissociati...
--- abstract: 'Given a solution $Y$ to a rough differential equation (RDE), a recent result [@cl2018] extends the classical Itö-Stratonovich formula and provides a closed-form expression for $\int Y \circ \mathrm{d} \mathbf{X} - \int Y \, \mathrm{d} X$, i.e. the difference between the rough and Skorohod integrals of $Y...
--- abstract: | Deeply bound KNN, KNNN and KNNNN states are discussed. The effective force exerted by the K meson on the nucleons is calculated with static nucleons. Next the binding energies are obtained by solving the Schrödinger equation or by variational calculations. The dominant attraction comes from the...
=6truept 0truept 0truept [**[Chromospheric activity of ROSAT discovered weak-lined T Tauri stars]{}**]{} [*[ D. Montes$^{1,2}$, L.W. Ramsey$^{1}$ ]{}*]{} $^1$ [The Pennsylvania State University, Department of Astronomy and Astrophysics, 525 Davey Laboratory, University Park, PA 16802, USA]{}\ $^2$ [Departamento de A...
--- author: - 'J. M. Pittard, and S. M. Dougherty' title: Particle acceleration in the colliding winds binary WR140 --- Introduction {#sec:intro} ============ WR140 (HD193793) is the archetype of long-period CWB systems. It consists of a WC7 star and an O4-5 star in a highly eccentric orbit ($e \approx 0.88$), and ex...
--- abstract: 'We provide a classification of compact Euclidean submanifolds $M^n\subset{{\mathbb{R}}}^{n+2}$ with nonnegative sectional curvature, for $n\ge 3$. The classification is in terms of the induced metric (including the diffeomorphism classification of the manifold), and we study the structure of the immersio...
--- abstract: 'In this article, we treat $G_2$-geometry as a special case of multisymplectic geometry and make a number of remarks regarding Hamiltonian multivector fields and Hamiltonian differential forms on manifolds with an integrable $G_2$-structure; in particular, we discuss existence and make a number of identif...
--- abstract: 'We consider the problem of describing excursion sets of a real-valued function $f$, i.e. the set of inputs where $f$ is above a fixed threshold. Such regions are hard to visualize if the input space dimension, $d$, is higher than 2. For a given projection matrix from the input space to a lower dimensiona...
--- abstract: 'A cryogenic achromatic half-wave plate (HWP) for submillimetre astronomical polarimetry has been designed, manufactured, tested, and deployed in the Balloon-borne Large-Aperture Submillimeter Telescope for Polarimetry (BLASTPol). The design is based on the five-slab Pancharatnam recipe and it works in th...
--- abstract: 'Presently available high-energy proton beams in circular accelerators carry enough momentum to accelerate high-intensity electron and positron beams to the TeV energy scale over several hundred meters of the plasma with a density of about $10^{15}~\mathrm{cm}^{-3}$. However, the plasma wavelength at this...
--- address: - 'Institut für Theoretische Physik, Universität Würzburg, Am Hubland, 97074 Würzburg, Germany' - 'Theoretische Physik, ETH Zürich, CH-8093 Zürich, Switzerland ' - - - - author: - Ansgar Dorneich - Matthias Troyer title: | Accessing the dynamics of large many-particle systems\ using Stochastic ...
--- abstract: 'The foreseen CaLIPSO Positron Emission Tomography (PET) scanner is expected to yield simultaneously a fine image resolution, about 1 mm$^3$, and a high contrast. In this paper we present results of simulations for the full CaLIPSO PET scanner with a “cube" geometry. We quantify by simulations the expecte...
--- abstract: 'Multiplicity fluctuations in limited segments of momentum space are calculated for a classical pion gas within the statistical model. Results for the grand canonical, canonical, and micro-canonical ensemble are obtained, compared and discussed. We demonstrate that even in the large volume limit correlati...
--- abstract: 'The MINOS experiment ran from 2003 until 2012 and collected a data sample including 10.71$\times10^{20}\,$ protons-on-target (POT) of beam neutrinos, 3.36$\times10^{20}\,$POT of beam antineutrinos and an atmospheric neutrino exposure of 37.88$\,$kt-yrs. The final measurement of the atmospheric neutrino o...
--- abstract: | We detected a ring-like distribution of far-infrared emission in the direction of the center of the Virgo cluster. We studied this feature in the FIR, radio, and optical domains, and deduced that the dust within the feature reddens the galaxies in the direction of the Virgo cluster but does not affe...
--- abstract: 'Uniform sampling of binary matrix with fixed margins is an important and difficult problem in statistics, computer science, ecology and so on. The well-known swap algorithm would be inefficient when the size of the matrix becomes large or when the matrix is too sparse/dense. Here we propose the Rectangle...
--- author: - Robert Raussendorf - 'Tzu-Chieh Wei' title: Quantum computation by local measurement --- Introduction ============ Quantum computation is a promising approach to harness the laws of quantum mechanics for solving computational problems. A particular striking example is Shor’s efficient quantum algorithm ...
--- abstract: | We study a continuous time random walk $X$ in an environment of dynamic random conductances in $\mathbb{Z}^d$. We assume that the conductances are stationary ergodic, uniformly bounded and bounded away from zero and polynomially mixing in space and time. We prove a quenched invariance principle for ...
--- abstract: 'We present a simple algorithm to implement the generalized derivative expansion introduced previously by L-H. Chan, and apply it to the calculation of the one-loop mass correction to the classical soliton mass in the 1+1 dimensional Jacobi model. We then show how this derivative expansion approach implie...
--- abstract: 'The diversity of structures in the Universe (from the smallest galaxies to the largest superclusters) has formed under the pull of gravity from the tiny primordial perturbations that we see imprinted in the cosmic microwave background. A quantitative description of this process would require description ...
--- author: - Doris Folini - Jean Heyvaerts - Rolf Walder bibliography: - 'folini.bib' date: 'Received 22 August 2002 / Accepted 1 October 2003' title: Structuring and support by Alfvén waves around prestellar cores --- Introduction {#sec:intro} ============ Magnetic fields are observed in at least some molecular clo...
--- abstract: 'Recently, a generalized test approach is proposed by [@Sadooghi-ja-ma-16] and a fiducial approach is proposed by [@xu-li-18] to test the equality of coefficients in several regression models with unequal variances. In this paper, it is shown that the considered quantities in these approaches are identica...
--- abstract: 'In this paper, we introduce dynamic time-frequency-division duplex (D-TFDD), which is a novel duplexing scheme that combines time-division duplex (TDD) and frequency-division duplex (FDD). In D-TFDD, a user receives from the base station (BS) on the downlink in one frequency band and transmits to the BS ...
--- abstract: 'Abelian Lagrangians containing $\lambda\varphi^{4}$-type vertices are regularized by means of a suitable point-splitting scheme combined with generalized gauge transformations. The calculation is developped in details for a general Lagrangian whose fields (gauge and matter ones) satisfy usual conditions....
--- abstract: 'The ground state of the $S=1$ antiferromagnetic Heisenberg chain belongs to the Haldane phase – a well known example of symmetry-protected topological phase. A staggered field applied to the $S=1$ antiferromagnetic chain breaks all the symmetries that protect the Haldane phase as a topological phase, red...
--- abstract: 'Cosmological simulations have shown that dark matter haloes are connected to each other by large-scale filamentary structures. Cold gas flowing within this “cosmic web” is believed to be an important source of fuel for star formation at high redshift. However, the presence of such filamentary gas has nev...
--- abstract: 'We present results from a study of the coherence properties of a system involving three discrete states coupled to each other by two-photon processes via a common continuum. This tripod linkage is an extension of the standard laser-induced continuum structure (LICS) which involves two discrete states and...
--- abstract: 'We present 86.8 GHz SiO J=2-1 observations of the molecular outflow from the protostellar source NGC 1333 IRAS 2A. Silicon monoxide is a sensitive tracer of shocks in molecular gas, and the emission clearly traces terminal bowshocks at the ends of the outflow lobes, as well as emission knots and a source...
--- abstract: 'We present the design and performance of the LIGO Input Optics subsystem as implemented for the sixth science run of the LIGO interferometers. The Initial LIGO Input Optics experienced thermal side effects when operating with 7 W input power. We designed, built, and implemented improved versions of the I...
--- abstract: 'We observe that at the initial stage of a high-current discharge, a low-divergence short x-ray pulse ($\approx\thinspace$$0.5^{\circ}$, $<\thinspace$$2$ ns, $h\nu$$\thinspace>\thinspace$$500$ eV) with the energy of $\sim$$21\enspace\upmu$J is formed over a ferrite surface, which propagates parallel to th...
--- abstract: 'Cuprate films offer a unique opportunity to observe vortex tunneling effects, due to their unusually low superfluid density and short coherence length. Here, we measure the magnetoresistance (*MR*) due to vortex motion of a long meander line of a superconducting film made of underdoped $YBa_2Cu_3O_{7-\de...
--- abstract: 'In this paper we consider a simple cooperative network consisting of a source, a destination and a cluster of decode-and-forward half-duplex relays. At each time-slot, the source and (possibly) one of the relays transmit a packet to another relay and the destination, respectively, resulting in inter-rela...
--- abstract: | A central question in derandomization is whether randomized logspace ($\RL$) equals deterministic logspace (${\ComplexityFont{L}}$). To show that $\RL={\ComplexityFont{L}}$, it suffices to construct explicit pseudorandom generators (PRGs) that fool polynomial-size read-once (oblivious) branching pro...
--- abstract: 'We discuss transport equations resulting from relativistic diffusions in the proper time. We show that a solution of the transport equation can be obtained from the solution of the diffusion equation by means of an integration over the proper time. We study the stochastic processes solving the relativist...