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19922026
most citedObservation of Gravitational Waves from a Binary Black Hole Merger

14.2k citations

Showing 2009Show all

191 papers · 1 filter

astro-ph.HE2009★ 285 cited

Identification and properties of the photospheric emission in GRB090902B

F. Ryde, M. Axelsson, B. B. Zhang +19

The Fermi Gamma-ray Space Telescope observed the bright and long GRB090902B, lying at a redshift of z = 1.822. Together the Large Area Telescope (LAT) and the Gamma-ray Burst Monit…

hep-ex2009★ 75 cited

Measurement of the Production Cross Section and Search for Anomalous and Couplings in Collisions at TeV

The CDF Collaboration, T. Aaltonen

This Letter describes the current most precise measurement of the boson pair production cross section and most sensitive test of anomalous and couplings in $p \bar…

hep-ex2009★ 29 cited

Measurement of the Lambda_b Lifetime in Lambda_b -> Lambda_c+ pi- Decays in p-pbar Collisions at sqrt(s) = 1.96 TeV

The CDF Collaboration, T. Aaltonen

We report a measurement of the lifetime of the Lambda_b baryon in decays to the Lambda_C+ pi- final state in a sample corresponding to 1.1 fb^-1 collected in p-pbar collisions at s…

astro-ph.HE2009★ 6 cited

The High Energy Cosmic Ray Electron Spectrum measured by Fermi Gamma-Ray Space Telescope: some possible interpretations

Giuseppe Di Bernardo, Daniele Gaggero, Dario Grasso

The Fermi Large Area Telescope (LAT) has provided the measurement of the high energy cosmic ray electrons plus positrons (CRE) spectrum with unprecedented accuracy form 20 GeV to 1…

gr-qc2009★ 2 cited

Reduced Hamiltonian for intersecting shells and Hawking radiation

Pietro Menotti

We consider the dynamics of one or more self gravitating shells of matter in a centrally symmetric gravitational field in the Painleve' family of gauges. We give the reduced hamilt…

astro-ph.HE2009★ 205 cited

Fermi observations of Cassiopeia and Cepheus: diffuse gamma-ray emission in the outer Galaxy

LAT collaboration

We present the analysis of the interstellar gamma-ray emission measured by the Fermi Large Area Telescope toward a region in the second Galactic quadrant at 100 deg < l < 145 deg a…

quant-ph2009★ 13 cited

Entanglement renormalization and boundary critical phenomena

P. Silvi, V. Giovannetti, P. Calabrese +2

The multiscale entanglement renormalization ansatz is applied to the study of boundary critical phenomena. We compute averages of local operators as a function of the distance from…

hep-th2009★ 127 cited

Rigorous Limits on the Interaction Strength in Quantum Field Theory

Francesco Caracciolo, Slava Rychkov

We derive model-independent, universal upper bounds on the Operator Product Expansion (OPE) coefficients in unitary 4-dimensional Conformal Field Theories. The method uses the conf…

hep-ex2009★ 81 cited

A Search for B+ -> tau+ nu Recoiling Against B- -> D0 l- nu X

The BABAR Collaboration, B. Aubert

We present a search for the decay () in pairs recorded with the BABAR detector at the PEP-II B-Facto…

nucl-th2009

Electromagnetic processes in a EFT framework

L. Girlanda, S. Pastore, R. Schiavilla +1

Recently, we have derived a two--nucleon potential and consistent nuclear electromagnetic currents in chiral effective field theory with pions and nucleons as explicit degrees of f…

nucl-th2009★ 2 cited

Electromagnetic Structure and Reactions of Few-Nucleon Systems in EFT

L. Girlanda, S. Pastore, R. Schiavilla +1

We summarize our recent work dealing with the construction of the nucleon-nucleon potential and associated electromagnetic currents up to one loop in chiral effective field theory…

gr-qc2009★ 7 cited

Anthropic constraints on the cosmological constant from Sun's motion through the Milky Way

Lorenzo Iorio

We tentatively look at anthropic constraints on the Cosmological Constant (CC) Λat galactic scales by investigating its influence on the motion of the Sun throughout the Milky Way…

astro-ph.GA2009★ 2 cited

Recurrent Novae: Progenitors of SN Ia?

Rolf Walder, Doris Folini, Jean M. Favre +1

We present 3D hydrodynamical simulations of the separated binary RS Ophiuchi (RS Oph), a recurrent nova and potential progenitor of a SN Ia. RS Oph is composed of a red giant (RG)…

hep-ex2009★ 74 cited

Determination of the S-wave pi pi scattering lengths from a study of K+- -> pi+- pi0 pi0 decays

2 Collaboration

We report the results from a study of the full sample of ~ 6.031 10^7 K+- -> pi+- pi0 pi0 decays recorded by the NA48/2 experiment at the CERN SPS. As first observed in this experi…

astro-ph.CO2009★ 1k cited

The Spectral Energy Distribution of Fermi bright blazars

A. A. Abdo, M. Ackermann, M. Ajello +107

(Abridged) We have conducted a detailed investigation of the broad-band spectral properties of the γ-ray selected blazars of the Fermi LAT Bright AGN Sample (LBAS). By combining ou…

astro-ph.SR2009★ 12 cited

The spectroscopic evolution of the symbiotic star AG Draconis. I.The O VI Raman, Balmer, and helium emission line variations during the outburst of 2006-2008

S. N. Shore, G. M. Wahlgren, K. Genovali +6

AG Dra is one of a small group of low metallicity S-type symbiotic binaries with K-type giants that undergoes occasional short-term outbursts of unknown origin. Our aim is to study…

astro-ph.HE2009★ 76 cited

Fermi Large Area Telescope Observations of the Cosmic-Ray Induced gamma-ray Emission of the Earth's Atmosphere

LAT collaboration

We report on measurements of the cosmic-ray induced gamma-ray emission of Earth's atmosphere by the Large Area Telescope onboard the Fermi Gamma-ray Space Telescope. The LAT has ob…

astro-ph.HE2009★ 171 cited

Fermi Large Area Telescope Measurements of the Diffuse Gamma-Ray Emission at Intermediate Galactic Latitudes

LAT Collaboration

The diffuse Galactic gamma-ray emission is produced by cosmic rays (CRs) interacting with the interstellar gas and radiation field. Measurements by the Energetic Gamma-Ray Experime…

astro-ph.SR2009★ 72 cited

On a new Near-Infrared method to estimate the absolute ages of star clusters: NGC3201 as a first test case

G. Bono, P. B. Stetson, D. A. VandenBerg +24

We present a new method to estimate the absolute ages of stellar systems. This method is based on the difference in magnitude between the main sequence turn-off (MSTO) and a well d…

astro-ph.CO2009★ 78 cited

Discovery of very high energy gamma rays from PKS 1424+240 and multiwavelength constraints on its redshift

The VERITAS Collaboration, V. A. Acciari, The Fermi Collaboration +4

We report the first detection of very-high-energy (VHE) gamma-ray emission above 140 GeV from PKS 1424+240, a BL Lac object with an unknown redshift. The photon spectrum above 140…

gr-qc2009★ 5 cited

Does the Neptunian system of satellites challenge a gravitational origin for the Pioneer anomaly?

Lorenzo Iorio

If the Pioneer Anomaly (PA) was a genuine dynamical effect of gravitational origin, it should also affect the orbital motions of the solar system's bodies moving in the space regio…

hep-ex2009★ 11 cited

Search for Technicolor Particles Produced in Association with a W Boson at CDF

The CDF Collaboration, T. Aaltonen

We present a search for the technicolor particles and in the process at a center of mass energy of . The…

hep-ex2009★ 36 cited

Search for Pair Production of Supersymmetric Top Quarks in Dilepton Events from Collisions at = 1.96 TeV

CDF Collaboration

We present the results of a search for pair production of the supersymmetric partner of the top quark (the stop quark ) decaying to a -quark and a chargino $\char…

hep-ph2009★ 116 cited

Robust implications on Dark Matter from the first FERMI sky gamma map

Michele Papucci, Alessandro Strumia

We derive robust model-independent bounds on DM annihilations and decays from the first year of FERMI gamma-ray observations of the whole sky. These bounds only have a mild depende…