most citedFirst M87 Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole

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111 papers · 1 filter

hep-ex2004★ 64 cited

Measurement of the gamma gamma -> pi+ pi- and gamma gamma -> K+ K- processes at energies of 2.4 - 4.1 GeV

H. Nakazawa

We have measured pi+pi- and K+K- production in two-photon collisions using 87.7 /fb of data collected with the Belle detector at the asymmetric energy e+e- collider KEKB. The cross…

hep-ex2004★ 16 cited

Measurements of Branching Fractions and CP Asymmetries in B-> etah Decays

Paoti Chang

We report measurements of B to pseudoscalar-pseudoscalar decays with at least one eta meson in the final state using 140 fb^{-1} of data collected by the Belle detector at KEKB e^+…

hep-ex2004★ 153 cited

Dalitz analysis of the three-body charmless decays B+=>K+Pi+Pi- and B+=>K+K+K-

A. Garmash

We report results on the Dalitz analysis of three-body charmless B+=>K+Pi+Pi- and B+=>K+K+K- decays based on a 140 fb data sample collected with the Belle detector. Measurem…

astro-ph2004★ 174 cited

The Properties of Ultraviolet-Luminous Galaxies at the Current Epoch

Timothy M. Heckman, Charles G. Hoopes, Mark Seibert +23

We have used the first matched set of GALEX and SDSS data to investigate the properties of a sample of 74 nearby galaxies with far-ultraviolet luminosities chosen to overlap the lu…

cond-mat.supr-con2004

Influence of Pressure on the Structure and Electronic Properties of the Layered Superconductor Y2C2I2

Kyungsoo Ahn, Reinhard K. Kremer, Arndt Simon +3

The structural properties under hydrostatic pressure up to 3 GPa of the layered rare earth carbide halide superconductor Y2C2I2 are studied by neutron powder diffraction at room te…

hep-ex2004★ 13 cited

Study of the Suppressed Decays and

M. Saigo

We report a study of the suppressed decays and , where indicates that the pair originates from a neutral …

hep-ph2004★ 63 cited

Soft Wilson lines in soft-collinear effective theory

Junegone Chay, Chul Kim, Yeong Gyun Kim +1

The effects of the soft gluon emission in hard scattering processes at the phase boundary are resummed in the soft-collinear effective theory (SCET). In SCET, the soft gluon emissi…

quant-ph2004★ 32 cited

Modulational instability of two-component Bose-Einstein condensates in an optical lattice

Guang-Ri Jin, Chul Koo Kim, Kyun Nahm

We study modulational instability of two-component Bose-Einstein condensates in an optical lattice, which is modelled as a coupled discrete nonlinear Schr ödinger equation. The exc…

hep-th2004

New variational perturbation theory based on deformed oscillator

Hyeong-Chan Kim, Jae Hyung Yee, Sang Pyo Kim

A new variational perturbation theory is developed based on the deformed oscillator. It is shown that the new variational perturbation method provides 200 or 10 times better ac…

hep-ph2004★ 13 cited

Strong phase shifts and color-suppressed tree amplitudes in B -> D K^(*) and B -> D pi, D rho decays

C. S. Kim, Sechul Oh, Chaehyun Yu

We analyze the decay processes B \to DK, DK^*, Dπ, and Dρin a model-independent way. Using the quark diagram approach, we determine the magnitudes of the relevant amplitudes and th…

hep-ex2004★ 139 cited

Observation of an Isotriplet of Excited Charmed Baryons Decaying to

R. Mizuk

We report the observation of an isotriplet of excited charmed baryons, decaying into Lambda_c+ pi-, Lambda_c+ pi0 and Lambda_c+ pi+. We measure the mass differences M(Lambda_c+ pi)…

hep-ex2004★ 58 cited

Observation of B+ --> K1(1270)+ gamma

Heyoung Yang

We report the observation of the radiative decay B+ --> K1(1270)+ gamma using a data sample of 140 fb-1 taken at the Upsilon(4S) resonance with the Belle detector at the KEKB e+e-…

cond-mat.mes-hall2004★ 90 cited

Fano resonance in electron transport through parallel double quantum dots in the Kondo regime

Guo-Hui Ding, C. K. Kim, K. Nahm

Electron transport through parallel double quantum dot system with interdot tunneling and strong on-site Coulomb interaction is studied in the Kondo regime by using the finite-…

hep-th2004★ 9 cited

Oscillator Construction of Spectra of PP-Wave Superalgebras in Eleven Dimensions

S. Fernando, M. Gunaydin, S. Hyun

After reviewing the oscillator realization of the symmetry superalgebra of the BMN matrix model on its maximally supersymmetric plane-wave background and the construction of its ze…

astro-ph2004★ 325 cited

The GALEX-VVDS Measurement of the Evolution of the Far-Ultraviolet Luminosity Density and the Cosmic Star Formation Rate

D. Schiminovich, O. Ilbert, S. Arnouts +10

In a companion paper (Arnouts et al. 2004) we presented new measurements of the galaxy luminosity function at 1500 Angstroms out to z~1 using GALEX-VVDS observations (1039 galaxies…

astro-ph2004★ 60 cited

Recent star formation in nearby galaxies from GALEX imaging:M101 and M51

Luciana Bianchi, D. Thilker, D. Burgarella +24

The GALEX (Galaxy Evolution Explorer) Nearby Galaxies Survey is providing deep far-UV and near-UV imaging for a representative sample of galaxies in the local universe. We present…

astro-ph2004

Classification and Characterization of Objects from GALEX and SDSS surveys

Luciana Bianchi, M. Seibert, W. Zheng +22

We use the GALEX (Galaxy Evolution Explorer) Medium Imaging Survey (MIS) and All-Sky Imaging Survey (AIS) data available in the first internal release, matched to the SDSS catalogs…

astro-ph2004★ 217 cited

The GALEX-VVDS Measurement of the Evolution of the 1500A Luminosity Function

S. Arnouts, D. Schiminovich, O. Ilbert +8

We present the first measurement of the galaxy luminosity function at 1500A between 0.2<z<1.2 based on GALEX-VVDS observations (1000 spectroscopic redshifts for galaxies with NUV<2…

astro-ph2004★ 45 cited

Extinction radial profiles of M83 from GALEX UV imaging

S. Boissier, A. Gil de Paz, B. F. Madore +24

We use the far-UV (FUV) and near-UV (NUV) images of M83 obtained by GALEX to compute the radial profile of the UV spectral slope in the star forming disk. We briefly present a mode…

astro-ph2004★ 64 cited

UV Emission from Stellar Populations within Tidal Tails: Catching the Youngest Galaxies in Formation?

S. G. Neff, D. A. Thilker, M. Seibert +22

New GALEX observations have detected significant FUV (1530 Angstroms) and NUV (2310 Angstroms) emission from stellar substructures within the tidal tails of four ongoing galaxy mer…

astro-ph2004★ 242 cited

The UV Galaxy Luminosity Function in the Local Universe from GALEX Data

Ted K. Wyder, Marie A. Treyer, Bruno Milliard +22

We present the results of a determination of the galaxy luminosity function at ultraviolet wavelengths at redshifts of from GALEX data. We determined the luminosity fun…

astro-ph2004★ 84 cited

Systematics of the Ultraviolet Rising flux in a GALEX/SDSS sample of Early-type Galaxies

R. M. Rich, S. Salim, J. Brinchmann +24

We present ultraviolet photometry for a sample of morphologically early-type galaxies selected by matching the Sloan Digital Sky Survey Data Release 1 with the GALEX Medium and All…

astro-ph2004★ 194 cited

New Constraints on the Star Formation Histories and Dust Attenuation of Galaxies in the Local Universe from GALEX

Samir Salim, Stephane Charlot, R. Michael Rich +23

We derive a variety of physical parameters including star formation rates (SFRs), dust attenuation and burst mass fractions for 6472 galaxies observed by the Galaxy Evolution Explo…

astro-ph2004★ 72 cited

UV Morphology and Star Formation in the Tidal Tails of NGC 4038/39

J. E. Hibbard, L. Bianchi, D. A. Thilker +2

We present GALEX FUV (1530 A) and NUV (2310 A) observations of the archetypal merging system NGC 4038/39, ``The Antennae". Both tails are relatively bright in the UV, especially in…