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Recently, the n$^3$He collaboration reported a measurement of the parity-violating (PV) proton directional asymmetry $A_{\mathrm {PV}} = (1.55\pm 0.97~\mathrm {(st\ at)} \pm 0.24~\mathrm {(sys)})\times 10^{-8}$ in the capture reaction of…

In this work, we focus on the possible linear relation between short-range correlations (SRCs) and the EMC effect for partons in nuclei. First, we test a linear relationship pertaining to gluons in bound nuclei; it is manifested as a…

High Energy Physics - Phenomenology · Physics 2026-01-21 Shu-Man Hu , Wei Wang , Ji Xu , Xing-Hua Yang , Shuai Zhao

The reaction $^2$H$(e,e^\prime p)n$ has been studied with full kinematic coverage for photon virtuality $1.75<Q^2<5.5$ GeV$^2$. Comparisons of experimental data with theory indicate that for very low values of neutron recoil momentum…

Nuclear Experiment · Physics 2010-04-06 K. S. Egiyan , the CLAS Collaboration

The cross sections for electron induced two-nucleon knockout reactions are evaluated for the example of the $^{16}$O(e,e$'$pn)$^{14}$N reaction leading to discrete states in the residual nucleus $^{14}$N. These calculations account for the…

Nuclear Theory · Physics 2009-10-31 C. Giusti , H. Müther , F. D. Pacati , M. Stauf

In a central nucleus-nucleus collision at high-energies, medium partons kicked by a near-side jet acquire a momentum along the jet direction and subsequently materialize as the observed ridge particles. They carry direct information on the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Cheuk-Yin Wong

The process $\overrightarrow{^3{\rm He}}(e,e'\vec{p})d $ (or $\overrightarrow{^3{\rm He}}(e,e'\vec{d})p $) is studied theoretically in a Faddeev treatment with the aim to have access to the spin-dependent momentum distribution of ${\vec p}…

Nuclear Theory · Physics 2009-11-07 J. Golak , W. Gloeckle , H. Kamada , H. Witala , R. Skibinski , A. Nogga

We investigate dijet production from proton-nucleus collisions at the Large Hadron Collider (LHC) as a means for observing superfast quarks in nuclei with Bjorken $x>1$. Kinematically, superfast quarks can be identified through directly…

High Energy Physics - Phenomenology · Physics 2016-01-20 Adam J. Freese , Misak M. Sargsian , Mark I. Strikman

Forward rapidity $J/\psi$ meson production in proton-nucleus collisions can be an important constraint of descriptions of the small-$x$ nuclear wavefunction. In an earlier work we studied this process using a dipole cross section satisfying…

High Energy Physics - Phenomenology · Physics 2016-10-26 B. Ducloué , T. Lappi , H. Mäntysaari

A theoretical possibility to determine the proton Compton scattering cross section from the reaction $ep\rightarrow ep\gamma$ is studied in the kinematics with a small transversal momentum transfer in the electron leg. With the exception of…

High Energy Physics - Phenomenology · Physics 2025-10-21 A. I. Lvov , V. A. Petrunkin , S. G. Popov , B. B. Wojtsekhowski

Correlations and fluctuations between produced particles in an ultra-relativistic nuclear collision remain one of the successor to understand the basics of the particle production mechanism. More differential tools like Forward-Backward…

High Energy Physics - Phenomenology · Physics 2023-06-28 Joyati Mondal , Hirak Koley , Somnath Kar , Premomoy Ghosh , Argha Deb , Mitali Mondal

Scaling analyses have been successfully applied to study the inclusive electron scattering $(\textit{e}, \textit{e}^{\prime})$ over the past few decades. In this paper, we utilize the $\psi^{\prime}$ scaling function in momentum space to…

Nuclear Theory · Physics 2023-08-15 Lei Wang , Qinglin Niu , Jinjuan Zhang , Jian Liu , Zhongzhou Ren

For the last few decades, one-nucleon knockout reactions on light composite targets -- $^9$Be or $^{12}$C -- have been extensively used to study the single-particle (s.p.) structure of nuclei far from stability. To determine which…

Nuclear Theory · Physics 2023-11-21 Chloë Hebborn , Pierre Capel

The Reactions with Relativistic Radioactive Beams (R$^3$B) collaboration of the Facility for Antiproton and Ion Research (FAIR) in Darmstadt, Germany, has constructed an experimental setup to perform fundamental studies of nuclear matter,…

Instrumentation and Detectors · Physics 2023-07-19 M. Xarepe , T. Aumann , A. Blanco , A. Corsi , D. Galaviz , H. Johansson , S. Linev , B. Löher , L. Lopes , J. Michel , V. Panin , D. Rossi , J. Saraiva , H. Törnqvist , M. Traxler

This paper presents, for the first time, measurements of neutron transparency ratios for nuclei relative to C measured using the (e,e'n) reaction, spanning measured neutron momenta of 1.4 to 2.4 GeV/c. The transparency ratios were extracted…

The short-range correlation (SRC) induced by the tensor force in the isosinglet neutron-proton interaction channel leads to a high-momentum tail (HMT) in the single-nucleon momentum distributions n(k) in nuclei. Owing to the remaining…

Nuclear Theory · Physics 2021-09-03 Wen-Mei Guo , Bao-An Li , Gao-Chan Yong

We report the first measurement of $x_B$-scaling in $(e,e'p)$ cross-section ratios off nuclei relative to deuterium at large missing-momentum of $350 \leq p_{miss} \leq 600$ MeV/c. The observed scaling extends over a kinematic range of $0.7…

The electric form factor of the neutron was determined from studies of the reaction He3(e,e'n)pp in quasi-elastic kinematics in Hall A at Jefferson Lab. Longitudinally polarized electrons were scattered off a polarized target in which the…

Nuclear Experiment · Physics 2011-01-28 S. Riordan , S. Abrahamyan , B. Craver , A. Kelleher , A. Kolarkar , J. Miller , G. D. Cates , N. Liyanage , B. Wojtsekhowski , A. Acha , K. Allada , B. Anderson , K. A. Aniol , J. R. M. Annand , J. Arrington , T. Averett , A. Beck , M. Bellis , W. Boeglin , H. Breuer , J. R. Calarco , A. Camsonne , J. P. Chen , E. Chudakov , L. Coman , B. Crowe , F. Cusanno , D. Day , P. Degtyarenko , P. A. M. Dolph , C. Dutta , C. Ferdi , C. Fernandez-Ramirez , R. Feuerbach , L. M. Fraile , G. Franklin , S. Frullani , S. Fuchs , F. Garibaldi , N. Gevorgyan , R. Gilman , A. Glamazdin , J. Gomez , K. Grimm , J. O. Hansen , J. L. Herraiz , D. W. Higinbotham , R. Holmes , T. Holmstrom , D. Howell , C. W. deJager , X. Jiang , M. K. Jones , J. Katich , L. J. Kaufman , M. Khandaker , J. J. Kelly , D. Kiselev , W. Korsch , J. LeRose , R. Lindgren , P. Markowitz , D. J. Margaziotis , S. May-Tal Beck , S. Mayilyan , K. McCormick , Z. E. Meziani , R. Michaels , B. Moffit , S. Nanda , V. Nelyubin , T. Ngo , D. M. Nikolenko , B. Norum , L. Pentchev , C. F. Perdrisat , E. Piasetzky , R. Pomatsalyuk , D. Protopopescu , A. J. R. Puckett , V. A. Punjabi , X. Qian , Y. Qiang , B. Quinn , I. Rachek , R. D. Ransome , P. E. Reimer , B. Reitz , J. Roche , G. Ron , O. Rondon , G. Rosner , A. Saha , M. Sargsian , B. Sawatzky , J. Segal , M. Shabestari , A. Shahinyan , Yu. Shestakov , J. Singh , S. Sirca , P. Souder , S. Stepanyan , V. Stibunov , V. Sulkosky , S. Tajima , W. A. Tobias , J. M. Udias , G. M. Urciuoli , B. Vlahovic , H. Voskanyan , K. Wang , F. R. Wesselmann , J. R. Vignote , S. A. Wood , J. Wright , H. Yao , X. Zhu

Three nucleon short range correlations~(SRCs) are one of the most elusive structures in nuclei. Their observation and the subsequent study of their internal makeup will have a significant impact on our understanding of the dynamics of…

Nuclear Theory · Physics 2020-01-08 Misak M. Sargsian , Donal B. Day , Leonid L. Frankfurt , Mark I. Strikman

We explore the EMC effect of gluons through heavy quark production in deep inelastic scattering (DIS) and the nucleon-nucleon short range correlation (SRC) from sub-threshold photoproduction of the $J/\psi$. Applying an effective field…

High Energy Physics - Phenomenology · Physics 2025-01-07 Wei Wang , Ji Xu , Xing-Hua Yang , Shuai Zhao