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Related papers: Energy-momentum tensor form factors of the nucleon…

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The nucleon form factors of the energy-momentum tensor are studied in the large-Nc limit in the framework of the Skyrme model.

High Energy Physics - Phenomenology · Physics 2008-11-26 C. Cebulla , K. Goeke , J. Ossmann , P. Schweitzer

We investigate the energy-momentum tensor form factors of the nucleon in nuclear medium, based on an in-medium modified $\pi$-$\rho$-$\omega$ soliton model, with medium modifications of the mesons considered. The results allow us to…

High Energy Physics - Phenomenology · Physics 2014-06-27 Ju-Hyun Jung , Ulugbek Yakhshiev , Hyun-Chul Kim , Peter Schweitzer

The nucleon form factors of the energy-momentum tensor are studied in the large-Nc limit in the framework of the chiral quark-soliton model.

High Energy Physics - Phenomenology · Physics 2008-11-26 K. Goeke , J. Grabis , J. Ossmann , M. V. Polyakov , P. Schweitzer , A. Silva , D. Urbano

The D-term is a fundamental particle property which is defined through the matrix elements of the energy-momentum tensor and as such in principle on equal footing with mass and spin. Yet the experimental information on the D-term of any…

High Energy Physics - Phenomenology · Physics 2018-01-19 Maxim V. Polyakov , Peter Schweitzer

We investigate the possible modifications of the nucleons' electromagnetic form factors in the framework of a modified Skyrme model allowing for nucleon deformation and using realistic nuclear mass distributions. We show that such effects…

Nuclear Theory · Physics 2007-05-23 Ulughbek T. Yakhshiev , Ulf-G. Meißner , Andreas Wirzba

The energy-momentum tensor (EMT) form factors pave new ways for exploring hadron structure. Especially the D-term related to the EMT form factor D(t) has received a lot of attention due to its attractive physical interpretation in terms of…

High Energy Physics - Phenomenology · Physics 2020-02-19 Matt J. Neubelt , Andrew Sampino , Jonathan Hudson , Kemal Tezgin , Peter Schweitzer

The energy-momentum tensor (EMT) form factor $D(t)$ is finite and negative in hadronic models and lattice QCD when only strong forces are included. However, when electromagnetic forces are considered, the $D(t)$ of charged hadrons undergoes…

High Energy Physics - Phenomenology · Physics 2026-03-17 Andrea Mejia , Peter Schweitzer

We investigate the medium modification of the generalized vector form factors of the nucleon, which include the electromagnetic and energy-momentum tensor form factors, based on an in-medium modified $\pi$-$\rho$-$\omega$ soliton model. We…

High Energy Physics - Phenomenology · Physics 2016-03-23 Ju-Hyun Jung , Ulugbek Yakhshiev , Hyun-Chul Kim

The form factors of the energy-momentum tensor can be accessed via studies of generalized parton distributions in hard exclusive reactions. In this talk we present recent results on the energy-momentum tensor form factors and densities in…

High Energy Physics - Phenomenology · Physics 2019-07-30 M. J. Neubelt , A. Sampino , J. Hudson , K. Tezgin , P. Schweitzer

We investigated the transverse charge densities in the nucleon in nuclear matter within the framework of the in-medium modified Skyrme model. The medium modification of the nucleon electromagnetic form factors are first discussed. The…

High Energy Physics - Phenomenology · Physics 2015-06-15 Ulugbek Yakhshiev , Hyun-Chul Kim

We investigate energy-momentum tensor (EMT) form factors and the spatial spin density distribution in the nucleon within a framework of the quantized Skyrme model with vector mesons. We construct both the canonical and Belinfante improved…

High Energy Physics - Phenomenology · Physics 2026-04-02 Kenji Fukushima , Tomoya Uji

We investigate how the gravitational form factors of the nucleon undergo changes in nuclear matter, emphasizing the Abel transformation from the three-dimensional (3D) Breit frame to the two-dimensional (2D) light-front frame. Since the…

High Energy Physics - Phenomenology · Physics 2022-09-07 June-Young Kim , Ulugbek Yakhshiev , Hyun-Chul Kim

The electromagnetic form factors of the nucleon are calculated in an extended chiral constituent-quark model where the effective interaction is described by the exchange of pseudoscalar, vector, and scalar mesons. Two-body current-density…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Demetriou , S. Boffi , M. Radici , R. F. Wagenbrunn

By using the AdS/CFT correspondence, we investigate various form factors between nucleons and mesons in a nuclear medium. In order to describe a nuclear medium holographically, we take into account the thermal charged AdS geometry with an…

High Energy Physics - Theory · Physics 2018-02-14 Chanyong Park , Jung Hun Lee

In-medium nucleon electromagnetic form factors are calculated in the quark meson coupling model. The form factors are typically found to be suppressed as the density increases. For example, at normal nuclear density and $Q^2 \sim 0.3 {…

Nuclear Theory · Physics 2008-11-26 D. H. Lu , A. W. Thomas , K. Tsushima , A. G. Williams , K. Saito

The nucleon form factors of the energy-momentum tensor are studied in the large-Nc limit in the framework of the chiral quark-soliton model for model parameters that simulate physical situations in which pions are heavy. This allows for a…

High Energy Physics - Phenomenology · Physics 2007-06-13 K. Goeke , J. Grabis , J. Ossmann , P. Schweitzer , A. Silva , D. Urbano

Recent experimental data on space- and time-like form factors of the nucleon are analyzed in terms of a two-component model with a quark-like intrinsics structure and a meson cloud. A good overall agreement is found for all electromagnetic…

Nuclear Theory · Physics 2017-11-02 R. Bijker

We use the energy-momentum tensor (EMT) current to compute the EMT form factors of the nucleon in the framework of the light cone QCD sum rule formalism. In the calculations, we employ the most general form of the nucleon's interpolating…

High Energy Physics - Phenomenology · Physics 2020-03-18 K. Azizi , U. Ozdem

Impact of the in-medium modified nucleon weak and electromagnetic form factors on the neutrino mean free path in dense matter is studied by considering both the weak and electromagnetic interactions of neutrinos with the constituents of the…

Nuclear Theory · Physics 2018-08-08 Parada T. P. Hutauruk , Yongseok Oh , K. Tsushima

The three-dimensional spatial structure of hadrons is encoded in their form factors. Via appropriate Fourier transform, the latter describe how charge, energy, linear and angular momentum, but also pressure are distributed inside these…

High Energy Physics - Phenomenology · Physics 2024-07-16 Cédric Lorcé
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