B. Zhao

activity

20052024

most citedDifferential Cross Sections for gamma + p --> K+ + Y for Lambda and Sigma0 Hyperons

285 citations · 4k across the 76 of their papers we have counts for

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18 papers · 1 filter

hep-ex2017★ 55 cited

A Glimpse of Gluons through Deeply Virtual Compton Scattering on the Proton

M. Defurne, A. Martì Jiménez-Argüello, Z. Ahmed +91

The proton is composed of quarks and gluons, bound by the most elusive mechanism of strong interaction called confinement. In this work, the dynamics of quarks and gluons are inves…

hep-ex2017★ 18 cited

Rosenbluth separation of the $π^{0}$ Electroproduction Cross Section off the Neutron

M. Mazouz, Z. Ahmed, H. Albataineh +95

We report the first longitudinal/transverse separation of the deeply virtual exclusive $π^{0}$ electroproduction cross section off the neutron and coherent deuteron. The correspondin…

hep-ex2016★ 56 cited

Rosenbluth separation of the $π^{0}$ electroproduction cross section

M. Defurne, M. Mazouz, H. Albataineh +91

We present deeply virtual $π^{0}$ electroproduction cross-section measurements at $x_{B}$ =0.36 and three different $Q^{2}$ --values ranging from 1.5 to 2 GeV $^{2}$ , obtained from experiment…

hep-ex2012★ 3 cited

Comment on the narrow structure reported by Amaryan et al

M. Anghinolfi, J. Ball, N. A. Baltzell +94

The CLAS Collaboration provides a comment on the physics interpretation of the results presented in a paper published by M. Amaryan et al. regarding the possible observation of a n…

hep-ex2011★ 36 cited

Precise Measurements of Beam Spin Asymmetries in Semi-Inclusive $π^{0}$ production

M. Aghasyan, H. Avakian, P. Rossi +151

We present studies of single-spin asymmetries for neutral pion electroproduction in semi-inclusive deep-inelastic scattering of 5.776 GeV polarized electrons from an unpolarized hy…

hep-ex2010★ 98 cited

Measurement of Single and Double Spin Asymmetries in Deep Inelastic Pion Electroproduction with a Longitudinally Polarized Target

The CLAS Collaboration, H. Avakian, P. Bosted +145

We report the first measurement of the transverse momentum dependence of double spin asymmetries in semi-inclusive production of pions in deep inelastic scattering off the longitud…

hep-ex2009★ 41 cited

Photoproduction of $π^{+} π^{-}$ meson pairs on the proton

M. Battaglieri, R. De Vita, A. P. Szczepaniak

The exclusive reaction $γ p \to p π^{+} π^{-}$ was studied in the photon energy range 3.0 - 3.8 GeV and momentum transfer range $0.4 < - t < 1.0$ GeV $^{2}$ . Data were collected with the CLAS d…

hep-ex2009★ 44 cited

Beam-Recoil Polarization Transfer in the Nucleon Resonance Region in the Exclusive $e p \to e^{'} K^{+} Λ$ and $e p \to e^{'} K^{+} Σ^{0}$ Reactions at CLAS

D. S. Carman, B. A. Raue

Beam-recoil transferred polarizations for the exclusive $e p \to e^{'} K^{+} Λ, Σ^{0}$ reactions have been measured using the CLAS spectrometer at Jefferson Laboratory. New mea…

hep-ex2008★ 1 cited

Beam Spin Asymmetries in DVCS with CLAS at 4 .8 GeV

G. Gavalian

We report measurements of the beam spin asymmetry in Deeply Virtual Compton Scattering (DVCS) at an electron beam energy of 4.8 GeV using the CLAS detector at the Thomas Jefferson…

hep-ex2008★ 66 cited

Measurement of unpolarized semi-inclusive pi+ electroproduction off the proton

CLAS Collaboration, M. Osipenko, M. Ripani +3

Semi-inclusive pi+ electroproduction on protons has been measured with the CLAS detector at Jefferson Lab. The measurement was performed on a liquid-hydrogen target using a 5.75 Ge…

hep-ex2008★ 36 cited

Search for the photo-excitation of exotic mesons in the pi+pi+pi- system

M. Nozar, C. Salgado, D. P. Weygand +2

A search for exotic mesons in the $π^{+} π^{+} π^{-}$ system photoproduced by the charge exchange reaction $γ p \to π^{+} π^{+} π^{-} (n)$ was carried out by the CLAS collaboration at Jef…

hep-ex2007★ 194 cited

Deeply Virtual Compton Scattering Beam-Spin Asymmetries

F. X. Girod, R. A. Niyazov et al

The beam spin asymmetries in the hard exclusive electroproduction of photons on the proton (ep -> epg) were measured over a wide kinematic range and with high statistical accuracy.…

hep-ex2006★ 56 cited

Search for the $Θ^{+}$ pentaquark in the reactions $γ p \to K ˉ^{0} K^{+} n$ and $γ p \to K ˉ^{0} K^{0} p$

R. De Vita, M. Battaglieri, V. Kubarovsky +9

The exclusive reactions $γ p \to K ˉ^{0} K^{+} n$ and $γ p \to K ˉ^{0} K^{0} p$ have been studied in the photon energy range 1.6--3.8 GeV, searching for evidence of the exotic baryon $…

hep-ex2006★ 104 cited

Measurement of the N to Delta(1232) Transition at High Momentum Transfer by pi0 Electroproduction

M. Ungaro, P. Stoler, I. Aznauryan +4

We report a new measurement of the exclusive electroproduction reaction gamma* p -> pi0 p to explore the evolution from soft non-perturbative physics to hard processes via the Q2 d…

hep-ex2006★ 13 cited

Search for $Θ^{++}$ Pentaquarks in the Exclusive Reaction $γ p \to K^{+} K^{-} p$

V. Kubarovsky, M. Battaglieri, R. De Vita +6

The reaction $γ p \to p K^{+} K^{-}$ was studied at Jefferson Lab with photon energies from 1.8 to 3.8 GeV using a tagged photon beam. The goal was to search for a $Θ^{++}$ pentaquark, a…

hep-ex2006★ 38 cited

Search for the Theta+ pentaquark in the gamma d -> Lambda n K+ reaction measured with CLAS

Clas Collaboration, S. Niccolai

For the first time, the reaction gamma d -> Lambda n K+ has been analyzed in order to search for the exotic pentaquark baryon Theta+(1540). The data were taken at Jefferson Lab, us…

hep-ex2006★ 94 cited

Search for the $Θ^{+}$ pentaquark in the reaction $γ d \to p K^{-} K^{+} n$

B. McKinnon, K. Hicks

A search for the \thp in the reaction $γ d \to p K^{-} K^{+} n$ was completed using the CLAS detector at Jefferson Lab. A study of the same reaction, published earlier, reported the observ…

hep-ex2005★ 78 cited

Search for $Θ^{+} (1540)$ pentaquark in high statistics measurement of $γ p \to K ˉ^{0} K^{+} n$ at CLAS

M. Battaglieri, R. De Vita, V. Kubarovsky +5

The exclusive reaction $γ p \to K ˉ^{0} K^{+} n$ was studied in the photon energy range between 1.6-3.8 GeV searching for evidence of the exotic baryon $Θ^{+} (1540) \to n K^{+}$ . The decay…

A Glimpse of Gluons through Deeply Virtual Compton Scattering on the Proton

Rosenbluth separation of the π0 Electroproduction Cross Section off the Neutron

Rosenbluth separation of the π0 electroproduction cross section