Search Results - "Gevorgyan, N."
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First Measurement of Near-Threshold J/ψ Exclusive Photoproduction off the Proton
Published in Physical review letters (16-08-2019)“…We report on the measurement of the γp→J/ψp cross section from E_{γ}=11.8 GeV down to the threshold at 8.2 GeV using a tagged photon beam with the GlueX…”
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Momentum sharing in imbalanced Fermi systems
Published in Science (American Association for the Advancement of Science) (31-10-2014)“…The atomic nucleus is composed of two different kinds of fermions: protons and neutrons. If the protons and neutrons did not interact, the Pauli exclusion…”
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Cross Sections for the Exclusive Photon Electroproduction on the Proton and Generalized Parton Distributions
Published in Physical review letters (20-11-2015)“…Unpolarized and beam-polarized fourfold cross sections (d^{4}σ/dQ^{2}dx_{B}dtdϕ) for the ep→e^{'}p^{'}γ reaction were measured using the CLAS detector and the…”
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Exploring the Structure of the Bound Proton with Deeply Virtual Compton Scattering
Published in Physical review letters (19-07-2019)“…In the past two decades, deeply virtual Compton scattering of electrons has been successfully used to advance our knowledge of the partonic structure of the…”
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Measurement of the Σ π photoproduction line shapes near the Λ ( 1405 )
Published in Physical review. C, Nuclear physics (01-03-2013)Get full text
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6
Longitudinal target-spin asymmetries for deeply virtual compton scattering
Published in Physical review letters (23-01-2015)“…A measurement of the electroproduction of photons off protons in the deeply inelastic regime was performed at Jefferson Lab using a nearly 6 GeV electron beam,…”
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Beam–target helicity asymmetry E in K+Σ− photoproduction on the neutron
Published in Physics letters. B (10-09-2020)“…We report a measurement of a beam–target double-polarisation observable (E) for the γ→n→(p)→K+Σ−(p) reaction. The data were obtained impinging the…”
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The Extraction of the Near-Threshold J/ψ-Meson Photoproduction Reaction from Experimental Electroproduction Data
Published in Journal of contemporary physics (01-04-2021)“…The use of a method developed in the CLAS collaboration (Jefferson Lab, USA) to extract events of quasi-real photoproduction on nuclei from experimental data…”
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First measurement of the polarization observable E in the p→(γ→,π+)n reaction up to 2.25 GeV
Published in Physics letters. B (01-11-2015)“…First results from the longitudinally polarized frozen-spin target (FROST) program are reported. The double-polarization observable E, for the reaction…”
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10
Measurement of single- and double-spin asymmetries in deep inelastic pion electroproduction with a longitudinally polarized target
Published in Physical review letters (31-12-2010)“…We report the first measurement of the transverse momentum dependence of double-spin asymmetries in semi-inclusive production of pions in deep-inelastic…”
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Differential cross sections and polarization observables from CLAS K⁎ photoproduction and the search for new N⁎ states
Published in Physics letters. B (01-08-2017)“…The reaction γp→K⁎+Λ was measured using the CLAS detector for photon energies between the threshold and 3.9 GeV at the Thomas Jefferson National Accelerator…”
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12
Photoproduction of the f 2 ( 1270 ) Meson Using the CLAS Detector
Published in Physical review letters (25-02-2021)“…The quark structure of the f2(1270) meson has, for many years, been assumed to be a pure quark-antiquark (qq¯) resonance with quantum numbers JPC=2++…”
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Measurement of exclusive π(0) electroproduction structure functions and their relationship to transverse generalized parton distributions
Published in Physical review letters (14-09-2012)“…Exclusive π(0) electroproduction at a beam energy of 5.75 GeV has been measured with the Jefferson Lab CLAS spectrometer. Differential cross sections were…”
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14
Measurement of transparency ratios for protons from short-range correlated pairs
Published in Physics letters. B (13-05-2013)“…Nuclear transparency, Tp(A), is a measure of the average probability for a struck proton to escape the nucleus without significant re-interaction. Previously,…”
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Correlated measurements of secondary cosmic ray fluxes by the Aragats Space-Environmental Center monitors
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-05-2005)“…The Aragats Space-Environmental Center provides monitoring of different species of secondary cosmic rays at two altitudes and with different energy thresholds…”
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Hard two-body photodisintegration of 3He
Published in Physical review letters (14-06-2013)“…We have measured cross sections for the γ(3)He → pd reaction at photon energies of 0.4-1.4 GeV and a center-of-mass angle of 90°. We observe dimensional…”
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Female infertility as a factor of emotional disorder: the importance of psychotherapy in the treatment of infertility
Published in Nevrologii͡a︡, neĭropsikhiatrii͡a︡, psikhosomatika (25-04-2021)“…Nowadays, infertility is one of the major problems in the reproductive health field: it is estimated that it affects 8 to 12% of couples of reproductive age…”
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Measurement of the neutron F2 structure function via spectator tagging with CLAS
Published in Physical review letters (06-04-2012)“…We report on the first measurement of the F(2) structure function of the neutron from the semi-inclusive scattering of electrons from deuterium, with…”
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Bayesian analysis of pentaquark signals from CLAS data
Published in Physical review letters (08-02-2008)“…We examine the results of two measurements by the CLAS collaboration, one of which claimed evidence for a Theta(+) pentaquark, while the other found no such…”
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Multivariate approach for selecting sets of differentially expressed genes
Published in Mathematical biosciences (01-03-2002)“…An important problem addressed using cDNA microarray data is the detection of genes differentially expressed in two tissues of interest. Currently used…”
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