most citedGaia Data Release 2. Summary of the contents and survey properties

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physics.bio-ph2006★ 72 cited

Bubbles and denaturation in DNA

Titus S. van Erp, Santiago Cuesta-Lopez, Michel Peyrard

The local opening of DNA is an intriguing phenomenon from a statistical physics point of view, but is also essential for its biological function. For instance, the transcription an…

math.NA2006★ 9 cited

Two-step hybrid methods adapted to the numerical integration of perturbed oscillators

Hans Van de Vyver

Two-step hybrid methods specially adapted to the numerical integration of perturbed oscillators are obtained. The formulation of the methods is based on a refinement of classical T…

math-ph2006★ 48 cited

Minimum entropy production principle from a dynamical fluctuation law

C. Maes, K. Netocny

The minimum entropy production principle provides an approximative variational characterization of close-to-equilibrium stationary states, both for macroscopic systems and for stoc…

cond-mat.stat-mech2006★ 13 cited

Static and dynamical nonequilibrium fluctuations

C. Maes, K. Netocny

Various notions of fluctuations exist depending on the way one chooses to measure them. We discuss two extreme cases (continuous measurement versus long inter-measurement times) an…

hep-th2006★ 7 cited

Aspects of spinorial geometry

U. Gran, J. Gutowski, G. Papadopoulos +1

We review some aspects of the spinorial geometry approach to the classification of supersymmetric solutions of supergravity theories. In particular, we explain how spinorial geomet…

math-ph2006★ 20 cited

Universality for orthogonal and symplectic Laguerre-type ensembles

Percy Deift, Dimitri Gioev, Thomas Kriecherbauer +1

We give a proof of the Universality Conjecture for orthogonal (beta=1) and symplectic (beta=4) random matrix ensembles of Laguerre-type in the bulk of the spectrum as well as at th…

hep-th2006★ 1 cited

Meson decays from string splitting

F. Bigazzi, A. L. Cotrone, L. Martucci +1

We discuss exclusive decays of large spin mesons into mesons in models of large N_c quenched QCD at strong coupling using string theory. The rate of the processes are calculated by…

hep-th2006★ 15 cited

Twisted Homology

Andres Collinucci, Jarah Evslin

D-branes are classified by twisted K-theory. Yet twisted K-theory is often hard to calculate. We argue that, in the case of a compactification on a simply-connected six manifold, t…

astro-ph2006★ 49 cited

An asymmetry detected in the disk of Kappa CMa with the AMBER/VLTI

Anthony Meilland, Florentin Millour, Philippe Stee +7

Aims. We study the geometry and kinematics of the circumstellar environment of the Be star Kappa CMa in the Br gamma emission line and its nearby continuum. Methods. We use the VLT…

astro-ph2006★ 131 cited

Statistical properties of a sample of periodically variable B-type supergiants - Evidence for opacity-driven gravity-mode oscillations

K. Lefever, J. Puls, C. Aerts

We have studied a sample of 28 periodically variable B-type supergiants selected from the HIPPARCOS mission and 12 comparison stars covering the whole B-type spectral range. Our go…

hep-th2006★ 1 cited

Classification of supersymmetric backgrounds of string theory

U. Gran, J. Gutowski, G. Papadopoulos +1

We review the recent progress made towards the classification of supersymmetric solutions in ten and eleven dimensions with emphasis on those of IIB supergravity. In particular, th…

astro-ph2006★ 209 cited

The shape and composition of interstellar silicate grains

M. Min, L. B. F. M. Waters, A. de Koter +3

We investigate the composition and shape distribution of silicate dust grains in the interstellar medium. The effect of the amount of magnesium in the silicate lattice is studied.…

cond-mat.supr-con2006★ 55 cited

Enhanced pinning and proliferation of matching effects in a superconducting film with a Penrose array of magnetic dots

A. V. Silhanek, W. Gillijns, V. V. Moshchalkov +3

The vortex dynamics in superconducting films deposited on top of a five-fold Penrose array of magnetic dots is studied by means of transport measurements. We show that in the low p…

cond-mat.supr-con2006★ 46 cited

Tunable pinning in superconducting films with magnetic micro-loops

A. V. Silhanek, W. Gillijns, V. V. Moshchalkov +2

We study the flux pinning properties of superconductor/magnetic micro-rings lattice hybrid structures. The used open triangular micromagnets represent an eight-fold degree of freed…

cond-mat.supr-con2006★ 32 cited

Tunable Field Induced Superconductivity

W. Gillijns, A. V. Silhanek, V. V. Moshchalkov

We investigate the transport properties of a thin superconducting Al layer covering a square array of magnetic dots with out-of-plane magnetization. A thorough characterization of…

astro-ph2006★ 82 cited

Spitzer spectroscopy of carbon stars in the Small Magellanic Cloud

Eric Lagadec, Albert A. Zijlstra, G. C. Sloan +12

We present Spitzer Space telescope spectroscopic observations of 14 carbon-rich AGB stars in the Small Magellanic Cloud. SiC dust is seen in most of the carbon-rich stars but it is…

math.OA2006

Actions of monoidally equivalent compact quantum groups and applications to probabilistic boundaries

An De Rijdt, Nikolas Vander Vennet

Bichon, De Rijdt and Vaes introduced the notion of monoidally equivalent compact quantum groups. In this paper we prove that there is a natural bijective correspondence between act…

hep-th2006★ 9 cited

The energy and stability of D-term strings

Andrés Collinucci, Paul Smyth, Antoine Van Proeyen

Cosmic strings derived from string theory, supergravity or any theory of choice should be stable if we hope to observe them. In this paper we consider D-term strings in D=4, N=1 su…

hep-th2006★ 44 cited

N=31, D=11

U. Gran, J. Gutowski, G. Papadopoulos +1

We show that eleven-dimensional supergravity backgrounds with thirty one supersymmetries, N=31, admit an additional Killing spinor and so they are locally isometric to maximally su…

astro-ph2006★ 74 cited

Direct constraint on the distance of y2 Velorum from AMBER/VLTI observations

F. Millour, R. G. Petrov, O. Chesneau +95

In this work, we present the first AMBER observations, of the Wolf-Rayet and O (WR+O) star binary system y2 Velorum. The AMBER instrument was used with the telescopes UT2, UT3, and…

math.LO2006★ 4 cited

Real closed fields with nonstandard and standard analytic structure

Raf Cluckers, Leonard Lipshitz, Zachary Robinson

We consider the ordered field which is the completion of the Puiseux series field over \bR equipped with a ring of analytic functions on [-1,1]^n which contains the standard subana…

astro-ph2006★ 9 cited

Discovery of magnetic fields in three He variable Bp stars with He and Si spots

M. Briquet, S. Hubrig, M. Schoeller +1

It is essential for the understanding of stellar structure models of high mass stars to explain why constant stars, non-pulsating chemically peculiar hot Bp stars and pulsating sta…

math.AG2006

Poincare series of a toric variety

Ann Lemahieu

For an affine toric variety X we compute the Poincare series of the multi-index filtration defined by a finite number of monomial divisorial valuations on the ring O_{X,0}. We give…

astro-ph2006★ 27 cited

AGB nucleosynthesis in the Large Magellanic Cloud. Detailed abundance analysis of the RV Tauri star MACHO47.2496.8

M. Reyniers, C. Abia, H. Van Winckel +4

Context. Abundance analysis of post-AGB objects as probes of AGB nucleosynthesis. Aims. A detailed photospheric abundance study is performed on the carbon-rich post-AGB candidate M…