N. Markov

activity

20062025

most citedMomentum sharing in imbalanced Fermi systems

310 citations · 3.6k across the 87 of their papers we have counts for

collaborators

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65 papers · 1 filter

nucl-ex2021

Polarized Structure Function $σ_{L T^{'}}$ from $π^{0} p$ Electroproduction Data in the Resonance Region at $0.4$ GeV $^{2} < Q^{2} < 1.0$ GeV $^{2}$

E. L. Isupov, V. D. Burkert, A. A. Golubenko +138

The first results on the $σ_{L T^{'}}$ structure function in exclusive $π^{0} p$ electroproduction at invariant masses of the final state of 1.5 GeV $<$ $W$ $<$ 1.8 GeV and in the range o…

nucl-ex2021

Beam-spin asymmetry $Σ$ for $Σ^{-}$ hyperon photoproduction off the neutron

Nicholas Zachariou, Edwin Munevar, Barry Berman +8

We report a new measurement of the beam-spin asymmetry $Σ$ for the $γ n \to K^{+} Σ^{-}$ reaction using quasi-free neutrons in a liquid-deuterium target. The new…

nucl-ex2021★ 17 cited

Measurement of deeply virtual Compton scattering off Helium-4 with CLAS at Jefferson Lab

R. Dupré, M. Hattawy, N. A. Baltzell +138

We report on the measurement of the beam spin asymmetry in the deeply virtual Compton scattering off $^{4}$ He using the CEBAF Large Acceptance Spectrometer (CLAS) at Jefferson Lab us…

nucl-ex2021★ 25 cited

Measurement of the proton spin structure at long distances

X. Zheng, A. Deur, H. Kang +148

Measuring the spin structure of protons and neutrons tests our understanding of how they arise from quarks and gluons, the fundamental building blocks of nuclear matter. At long di…

nucl-ex2020★ 22 cited

Extraction of beam-spin asymmetries from the hard exclusive $π^{+}$ channel off protons in a wide range of kinematics

S. Diehl, K. Joo, A. Kim +135

We have measured beam-spin asymmetries to extract the $sin ϕ$ moment $A_{LU}^{s i n ϕ}$ from the hard exclusive $e p \to e^{'} n π^{+}$ reaction above the resonance region, fo…

nucl-ex2020★ 38 cited

Evidence for the $N^{'} (1720) 3/ 2^{+}$ Nucleon Resonance from Combined Studies of CLAS $π^{+} π^{-} p$ Photo- and Electroproduction Data

V. I. Mokeev, V. D. Burkert, D. S. Carman +10

The analysis of the nine 1-fold differential cross sections for the $γ_{r, v} p \to π^{+} π^{-} p$ photo- and electroproduction reactions obtained with the CLAS detector at Jefferson Labo…

nucl-ex2020★ 154 cited

Modified Structure of Protons and Neutrons in Correlated Pairs

B. Schmookler, M. Duer, A. Schmidt +6

The atomic nucleus is made of protons and neutrons (nucleons), that are themselves composed of quarks and gluons. Understanding how the quark-gluon structure of a nucleon bound in…

nucl-ex2020★ 102 cited

Probing the core of the strong nuclear interaction

A. Schmidt, J. R. Pybus, R. Weiss +162

The strong nuclear interaction between nucleons (protons and neutrons) is the effective force that holds the atomic nucleus together. This force stems from fundamental interactions…

nucl-ex2020★ 11 cited

First measurement of direct photoproduction of the $a_{2} (1320)^{0}$ meson on the proton

A. Celentano, M. Battaglieri, R. De Vita +4

We present the first measurement of the exclusive reaction $γ p \to a_{2} (1320)^{0} p$ in the photon energy range $3.5$ - $5.5$ GeV and four-momentum transfer squared $0.2<-t<2…

nucl-ex2019★ 19 cited

Exclusive $π^{0} p$ electroproduction off protons in the resonance region at photon virtualities 0.4~GeV $^{2}$ $\leq Q^{2} \leq 1$ ~GeV $^{2}$

N. Markov, K. Joo, V. D. Burkert +120

The exclusive electroproduction process $e p \to e^{'} p^{'} π^{0}$ was measured in the range of photon virtualities $Q^{2} = 0.4 - 1.0$ ~GeV $^{2}$ and the invariant mass range of th…

nucl-ex2018★ 117 cited

Direct Observation of Proton-Neutron Short-Range Correlation Dominance in Heavy Nuclei

M. Duer, A. Schmidt, J. R. Pybus +11

We measured the triple coincidence A(e,e'np) and A(e,e'pp) reactions on carbon, aluminum, iron, and lead targets at Q2 > 1.5 (GeV/c)2, xB > 1.1 and missing momentum > 400 MeV/c. Th…

nucl-ex2018★ 35 cited

First results on nucleon resonance photocouplings from the $γ p \to π^{+} π^{-} p$ reaction

CLAS Collaboration, E. Golovatch, V. D. Burkert +127

We report the first experimental measurements of the nine 1-fold differential cross sections for the $γ p \to π^{+} π^{-} p$ reaction, obtained with the CLAS detector at Jefferson Laborat…

nucl-ex2018★ 10 cited

Beam-Target Helicity Asymmetry $E$ in $K^{0} Λ$ and $K^{0} Σ^{0}$ Photoproduction on the Neutron

CLAS Collaboration, D. H. Ho, R. A. Schumacher +146

We report the first measurements of the $E$ beam-target helicity asymmetry for the $γ n \to K^{0} Λ$ , and $K^{0} Σ^{0}$ channels in the energy range 1.70 $\leq W \leq$ 2.34 Ge…

nucl-ex2018★ 4 cited

First Measurement of $Ξ^{-}$ Polarization in Photoproduction

J. Bono, L. Guo., B. Raue

Despite decades of studies of the photoproduction of hyperons, both their production mechanisms and their spectra of excited states are still largely unknown. While the parity-viol…

nucl-ex2017★ 8 cited

Double $K_{S}^{0}$ Photoproduction off the Proton at CLAS

S. Chandavar, J. T. Goetz, K. Hicks +124

The $f_{0}$ (1500) meson resonance is one of several contenders to have significant mixing with the lightest glueball. This resonance is well established from several previous experim…

nucl-ex2017★ 30 cited

Hard exclusive pion electroproduction at backward angles with CLAS

K. Park, M. Guidal, R. W. Gothe +3

We report on the first measurement of cross sections for exclusive deeply virtual pion electroproduction off the proton, $e p \to e^{'} n π^{+}$ , above the resonance region at bac…

nucl-ex2017★ 12 cited

Measurement of the beam asymmetry $Σ$ and the target asymmetry $T$ in the photoproduction of $ω$ mesons off the proton using CLAS at Jefferson Laboratory

P. Roy, Z. Akbar, S. Park +143

The photoproduction of $ω$ mesons off the proton has been studied in the reaction $γ p \to p ω$ using the CEBAF Large Acceptance Spectrometer (CLAS) and the frozen-spin target (FROS…

nucl-ex2017★ 32 cited

Measurement of the Q^2 Dependence of the Deuteron Spin Structure Function g_1 and its Moments at Low Q^2 with CLAS

K. P. Adhikari, A. Deur, L. El Fassi +145

We measured the $g_{1}$ spin structure function of the deuteron at low $Q^{2}$ , where QCD can be approximated with chiral perturbation theory ( $χ$ PT). The data cover the resonance re…

nucl-ex2017★ 14 cited

Semi-Inclusive $π_{0}$ target and beam-target asymmetries from 6 GeV electron scattering with CLAS

S. Jawalkar, S. Koirala, H. Avakian +160

We present precision measurements of the target and beam-target spin asymmetries from neutral pion electroproduction in deep-inelastic scattering (DIS) using the CEBAF Large Accept…

nucl-ex2017★ 5 cited

Partonic Structure of Light Nuclei

Whitney Armstrong, John Arrington, Ian Cloet +45

We propose to study the partonic structure of $^{4}$ He by measuring the Beam Spin Asymmetry (BSA) in coherent Deeply Virtual Compton Scattering (DVCS) and the differential cross-sect…

nucl-ex2017★ 6 cited

Tagged EMC Measurements on Light Nuclei

Whitney Armstrong, John Arrington, Ian Cloet +50

We propose to measure tagged deep inelastic scattering from light nuclei (deuterium and $^{4}$ He) by detecting the low energy nuclear spectator recoil (p, $^{3}$ H and $^{3}$ He) in additi…

nucl-ex2017★ 10 cited

Spectator-Tagged Deeply Virtual Compton Scattering on Light Nuclei

Whitney Armstrong, John Arrington, Ian Cloët +53

The three-dimensional picture of quarks and gluons in the proton is set to be revealed through Deeply virtual Compton scattering while a critically important puzzle in the one-dime…

nucl-ex2017★ 26 cited

Measurement of the helicity asymmetry $E$ in $ω \to π^{+} π^{-} π^{0}$ photoproduction

Z. Akbar, P. Roy, S. Park +131

The double-polarization observable $E$ was studied for the reaction $γ p \to p ω$ using the CEBAF Large Acceptance Spectrometer (CLAS) in Hall B at the Thomas Jefferson National Accel…

nucl-ex2017★ 43 cited

First Exclusive Measurement of Deeply Virtual Compton Scattering off $^{4}$ He: Toward the 3D Tomography of Nuclei

M. Hattawy, N. A. Baltzell, R. Dupré +157

We report on the first measurement of the beam-spin asymmetry in the exclusive process of coherent deeply virtual Compton scattering off a nucleus. The experiment used the 6 GeV el…

Polarized Structure Function σLT′​ from π0p Electroproduction Data in the Resonance Region at 0.4 GeV2<Q2<1.0 GeV2

Beam-spin asymmetry Σ for Σ− hyperon photoproduction off the neutron

Measurement of deeply virtual Compton scattering off Helium-4 with CLAS at Jefferson Lab

Measurement of the proton spin structure at long distances

Extraction of beam-spin asymmetries from the hard exclusive π+ channel off protons in a wide range of kinematics

Evidence for the N′(1720)3/2+ Nucleon Resonance from Combined Studies of CLAS π+π−p Photo- and Electroproduction Data

Modified Structure of Protons and Neutrons in Correlated Pairs

Probing the core of the strong nuclear interaction

First measurement of direct photoproduction of the a2​(1320)0 meson on the proton

Exclusive π0p electroproduction off protons in the resonance region at photon virtualities 0.4~GeV2 ≤ Q2≤ 1~GeV2