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Related papers: Weak Charge Form Factor Determination at the Elect…

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We explore the potential of an Electron Ion Collider to determine nuclear modifications of PDFs. We find that gluon shadowing can be accurately measured down to x=0.001, and discuss the possibility of detecting non--linear QCD effects with…

High Energy Physics - Phenomenology · Physics 2011-06-21 Alberto Accardi , Vadim Guzey , Juan Rojo

The physical nucleon is modeled as a bare nucleon surrounded by a pion cloud using a psuedoscalar pion-nucleon coupling to examine its implications for the neutron form factor, F_1, and the corresponding transverse charge density in the…

Nuclear Theory · Physics 2009-09-01 Jared A. Rinehimer , Gerald A. Miller

The Q-weak experiment at Hall C of Thomas Jefferson National Accelerator Facility has made the first direct measurement of the weak charge of the proton, Qweak(p), through a precision measurement of the parity-violating asymmetry in elastic…

Nuclear Experiment · Physics 2015-06-18 Nuruzzaman

The CCFR collaboration reports a precise measurement of electroweak parameters derived from the ratio of neutral-current to charged-current cross-sections in neutrino-nucleon scattering at the Fermilab Tevatron. This ratio of cross-sections…

High Energy Physics - Experiment · Physics 2016-08-31 CCFR Collaboration , K. S. McFarland

The proposed electron-proton collider LHeC is a unique facility where electroweak interactions can be studied with a very high precision in a largely unexplored kinematic regime of spacelike momentum transfer. We have simulated inclusive…

High Energy Physics - Phenomenology · Physics 2020-07-24 Daniel Britzger , Max Klein , Hubert Spiesberger

Sophisticated high-energy and large momentum-transfer scattering experiments combined with ab-initio calculations can reveal the short-distance behavior of nucleon pairs in nuclei. On an opposite energy and resolution scale, elastic…

Nuclear Theory · Physics 2019-02-19 Ronen Weiss , Axel Schmidt , Gerald A. Miller , Nir Barnea

A U.S.-based Electron-Ion Collider will provide the ultimate capability to determine both the structure and properties of nucleons and nuclei, as well as how matter and energy can be transported through a strongly interacting quantum…

High Energy Physics - Phenomenology · Physics 2019-12-24 Ivan Vitev

A quantitative understanding of the weak nuclear response is a prerequisite for the analyses of neutrino experiments such as K2K and MiniBOONE, which measure energy and angle of the muons produced in neutrino-nucleus interactions in the…

High Energy Physics - Phenomenology · Physics 2009-11-11 Omar Benhar , Nicola Farina , Hiroki Nakamura , Makoto Sakuda , Ryoichi Seki

The standard model coherent elastic neutrino-nucleus scattering (CE$\nu$NS) cross section is subject to nuclear form factor uncertainties, mainly driven by the root-mean-square radius of the neutron density distribution. Motivated by…

High Energy Physics - Phenomenology · Physics 2019-07-02 D. Aristizabal Sierra , Jiajun Liao , D. Marfatia

The electric form factor of the neutron was determined from measurements of the \vec{d}(\vec{e},e' n)p reaction for quasielastic kinematics. Polarized electrons were scattered off a polarized deuterated ammonia target in which the deuteron…

Nuclear Experiment · Physics 2008-11-26 G. Warren , F. R. Wesselmann , H. Zhu , D. Day , P. McKee , N. Savvinov , M. Zeier

In this letter we study the impact of the Electron-Ion Collider (EIC) on the phenomenological extraction of the tensor charge from a QCD global analysis of single transverse-spin asymmetries (SSAs). We generate EIC pseudo-data for the…

High Energy Physics - Phenomenology · Physics 2022-12-06 Leonard Gamberg , Zhong-Bo Kang , Daniel Pitonyak , Alexei Prokudin , Nobuo Sato , Ralf Seidl

The Qweak experiment at Jefferson Laboratory measures the parity violating asymmetry of polarized electrons scattering from a proton target at very low momentum transfer. In the Standard Model, this asymmetry reveals the proton's coupling…

High Energy Physics - Experiment · Physics 2019-08-13 Jean-Francois Rajotte

We analyze the possibility of extracting a clear signal of non-linear parton saturation effects from future measurements of nuclear structure functions at the Electron-Ion Collider (EIC), in the small-x region. Our approach consists in…

High Energy Physics - Phenomenology · Physics 2017-09-13 Cyrille Marquet , Manoel R. Moldes , Pía Zurita

WIMP-nucleon scattering is analyzed at order $1/M$ in Heavy WIMP Effective Theory. The $1/M$ power corrections, where $M\gg m_W$ is the WIMP mass, distinguish between different underlying UV models with the same universal limit and their…

High Energy Physics - Phenomenology · Physics 2018-04-25 Chien-Yi Chen , Richard J. Hill , Mikhail P. Solon , Alexander M. Wijangco

Heavy flavor production at the future Electron-Ion Collider (EIC) will allow us to precisely determine the quark/gluon fragmentation processes in vacuum and the nuclear medium especially within the poorly constrained kinematic region. Heavy…

Nuclear Experiment · Physics 2022-07-13 Xuan Li

Collective effects in deformed atomic nuclei present possible avenues of study on the non-spherical distribution of neutrons and the violation of the local Lorentz invariance. We introduce the weak quadrupole moment of nuclei, related to…

Nuclear Theory · Physics 2018-09-18 Bryce G. C. Lackenby , Victor V. Flambaum

Exploring the nucleon's sea quark and gluon structure is a prime objective of a future electron-ion collider (EIC). Many of the key questions require accurate differential semi-inclusive (spin/flavor decomposition, orbital motion) and…

High Energy Physics - Phenomenology · Physics 2009-08-17 T. Horn , P. Nadel-Turonski , C. Weiss

A novel method is proposed that uses very slow electron elastic collisions with atoms to identify their presence through the observation of tenuously bound (electron impact energy, E<0.1 eV) and weakly bound (E<1 eV) negative ions, formed…

Atomic Physics · Physics 2011-04-06 A. Z. Msezane , Z. Felfli , D. Sokolovski

The forthcoming Electron--Ion Collider (EIC), which is expected to commence operations in the early 2030s, has already reached several significant milestones on its path toward completion. The core of the EIC physics program is the 3D…

Instrumentation and Detectors · Physics 2024-09-05 Michael Pitt

Dispersion relations allow for a coherent description of the nucleon electromagnetic form factors measured over a large range of momentum transfer, $Q^2 \simeq 0 \ldots 35$ GeV$^2$. Including constraints from unitarity and perturbative QCD,…

High Energy Physics - Phenomenology · Physics 2008-11-26 P. Mergell , Ulf-G. Meißner , D. Drechsel
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