output
19922026
Showing 2006Show all

96 papers · 1 filter

math.PR2006★ 9 cited

Path Integrals on a Compact Manifold with Non-negative Curvature

Adrian P. C. Lim

A typical path integral on a manifold, is an informal expression of the form \frac{1}{Z}\int_{σ\in H(M)} f(σ) e^{-E(σ)}\mathcal{D}σ, \nonumber where is a Hilbert manifol…

math.RT2006★ 42 cited

Isometric group actions on Banach spaces and representations vanishing at infinity

Yves de Cornulier, Romain Tessera, Alain Valette

Our main result is that the simple Lie group acts properly isometrically on if . To prove this, we introduce property $({\BP}_0^V)$, for be a Banac…

hep-ex2006★ 4 cited

A Non-parametric Approach to Measuring the \kpi{} Amplitudes in \dpkkpi{} Decay

The FOCUS collaboration

Using a large sample of \dpkkpi{} decays collected by the FOCUS photoproduction experiment at Fermilab, we present the first non-parametric analysis of the \kpi{} amplitudes in \dp…

hep-ex2006★ 40 cited

Anti-Deuteron Production in Upsilon(nS) Decays and the Nearby Continuum

D. M. Asner

Using CLEO data, we study the production of the anti-deuteron, d-bar, in Upsilon(nS) resonance decays and the nearby continuum. The branching ratios obtained are B^dir(Upsilon(1S)…

hep-th2006

Higher order topological invariants from the Chern-Simons action

Roman V. Buniy, Thomas W. Kephart

It is well known that for a field theory with the Chern-Simons action, expectation values of Wilson line operators are topological invariants. The standard result is expressed in t…

hep-th2006★ 7 cited

Higher order topological actions

Roman V. Buniy, Thomas W. Kephart

In classical mechanics, an action is defined only modulo additive terms which do not modify the equations of motion; in certain cases, these terms are topological quantities. We co…

hep-th2006★ 7 cited

A proposal for detecting second order topological quantum phase

Roman V. Buniy, Thomas W. Kephart

Gaussian linking of a semiclassical path of a charged particle with a magnetic flux tube is responsible for the Aharonov-Bohm effect, where one observes interference proportional t…

hep-ph2006★ 2 cited

Shortcuts in extra dimensions and neutrino physics

Heinrich Päs, Sandip Pakvasa, Thomas J. Weiler

We discuss the possibility of sterile neutrinos taking shortcuts in extra dimensions, and the consequences for neutrino oscillations. This effect influences the active-sterile neut…

nucl-ex2006★ 29 cited

Production of omega mesons at Large Transverse Momenta in p+p and d+Au Collisions at sqrt(s_NN) = 200 GeV

PHENIX Collaboration, S. S. Adler

The PHENIX experiment at RHIC has measured the invariant cross section for omega-meson production at mid-rapidity in the transverse momentum range 2.5 < p_T < 9.25 GeV/c in p+p and…

nucl-ex2006★ 16 cited

Correlated Production of p and p^bar in Au+Au Collisions at sqrt(s_NN) = 200 GeV

PHENIX Collaboration, A. Adare

Correlations between p and pbar's at transverse momenta typical of enhanced baryon production in Au+Au collisions are reported. The PHENIX experiment measures same and opposite sig…

hep-ex2006★ 204 cited

Confirmation of the Y(4260) Resonance Production in ISR

Q. He, CLEO Collaboration

Using 13.3 fb^-1 of e+e- collision data taken in the Upsilon(1S-4S) region with the CLEO III detector at the CESR collider, a search has been made for the new resonance Y(4260) rec…

nucl-ex2006★ 471 cited

J/psi Production vs Centrality, Transverse Momentum, and Rapidity in Au+Au Collisions at sqrt(s_NN) = 200 GeV

PHENIX Collaboration, A. Adare

The PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) has measured J/psi production for rapidities 2.2 < y < 2.2 in Au+Au collisions at sqrt(s_NN) = 200 GeV. The J/ps…

nucl-ex2006★ 63 cited

System Size and Energy Dependence of Jet-Induced Hadron Pair Correlation Shapes in Cu+Cu and Au+Au Collisions at sqrt(s_NN) = 200 and 62.4 GeV

PHENIX Collaboration, A. Adare

We present azimuthal angle correlations of intermediate transverse momentum (1-4 GeV/c) hadrons from {dijets} in Cu+Cu and Au+Au collisions at sqrt(s_NN) = 62.4 and 200 GeV. The aw…

hep-ex2006★ 186 cited

J/psi Production vs Transverse Momentum and Rapidity in p+p Collisions at sqrt(s) = 200 GeV

PHENIX Collaboration, A. Adare

J/Psi production in p+p collisions at sqrt(s) = 200 GeV has been Measured in the PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) over a rapidity range of -2.2 < y <…

nucl-ex2006★ 112 cited

A Detailed Study of High-pT Neutral Pion Suppression and Azimuthal Anisotropy in Au+Au Collisions at \sqrt{s_{NN}} = 200 GeV

PHENIX Collaboration, S. S. Adler

Measurements of neutral pion production at midrapidity in sqrt(s_NN) = 200 GeV Au+Au collisions as a function of transverse momentum, p_T, collision centrality, and angle with resp…

astro-ph2006

Working Group Report on the "TeV Particle Astrophysics and Physics Beyond the Standard Model"

Ivone F. M. Albuquerque, Sergio Palomares-Ruiz, Tom Weiler

This working group focused mainly on the complementarity among particle physics and astrophysics. The analysis of data from both fields will better constrain theoretical models. Mu…

nucl-ex2006★ 102 cited

High transverse momentum eta meson production in p+p, d+Au and Au+Au collisions at sqrt(s_NN) = 200 GeV

PHENIX Collaboration, S. S. Adler

Inclusive transverse momentum spectra of eta mesons in the range p_T~2-12 GeV/c have been measured at mid-rapidity (|η| < 0,35) by the PHENIX experiment at RHIC in p+p, d+Au and Au…

nucl-ex2006★ 593 cited

Energy Loss and Flow of Heavy Quarks in Au+Au Collisions at sqrt(s_NN) = 200 GeV

PHENIX Collaboration, A. Adare

The PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) has measured electrons from heavy flavor (charm and bottom) decays for 0.3 < p_T < 9 GeV/c at midrapidity (|y| <…

math.PR2006★ 9 cited

Critical percolation of free product of groups

Iva Kozakova

In this article we study percolation on the Cayley graph of a free product of groups. The critical probability of a free product of groups is found as a sol…

astro-ph2006★ 58 cited

TeV gamma-rays and neutrinos from photo-disintegration of nuclei in Cygnus OB2

Luis A. Anchordoqui, John F. Beacom, Haim Goldberg +2

TeV gamma-rays may provide significant information about high energy astrophysical accelerators. Such gamma-rays can result from the photo-de-excitation of PeV nuclei after their p…

astro-ph2006★ 34 cited

TeV gamma-rays from photo-disintegration/de-excitation of cosmic-ray nuclei

Luis A. Anchordoqui, John F. Beacom, Haim Goldberg +2

It is commonly assumed that high-energy gamma-rays are made via either purely electromagnetic processes or the hadronic process of pion production, followed by decay. We investigat…

nucl-ex2006★ 176 cited

Centrality Dependence of pi^0 and eta Production at Large Transverse Momentum in sqrt(s_NN) = 200 GeV d+Au Collisions

PHENIX Collaboration, S. S. Adler

The dependence of transverse momentum spectra of neutral pions and eta mesons with p_T <16 GeV/c and p_T < 12 GeV/c, respectively, on the centrality of the collision has been measu…

hep-th2006★ 429 cited

Gravity and the standard model with neutrino mixing

Ali H. Chamseddine, Alain Connes, Matilde Marcolli

We present an effective unified theory based on noncommutative geometry for the standard model with neutrino mixing, minimally coupled to gravity. The unification is based on the s…

hep-ex2006★ 6 cited

Branching Fraction for the Doubly-Cabibbo-Suppressed Decay D^+ --> K^+ pi^0

S. Dytman, CLEO Collaboration

We present a measurement of the branching fraction for the doubly-Cabibbo-suppressed decay D+ to K+ pi0, using 281 pb-1 of data accumulated with the CLEO-c detector on the psi(3770…