[PDF] Top 20 Investigación, marco teórico y metodología de investigación
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Probing the transversity spin structure of a nucleon in neutrino-production of a charmed meson
... internal structure of hadrons. Neutrino production is another way to access (generalized) parton distributions ...Although neutrino induced cross sections are orders of magnitudes smaller than ... See full document
7
Target and double spin asymmetries of deeply virtual pi(0) production with a longitudinally polarized proton target and CLAS
... and meson electroproduction. Deeply virtual pseudoscalar meson electropro- duction is sensitive to the chiral-odd GPDs which are less-known than their chiral-even counterparts, because they are not ... See full document
54
Structure and spin of the nucleon
... proton spin. The gauge invariant interpretation of ∆g as the gluon spin contribution has been ...transverse structure of ...the nucleon absorbs a virtual photon producing a real photon with ... See full document
34
Eldahoumi, Gamal (2009): Constituent Quarks and the Gluonic Contribution to the Spin of the Nucleon. Dissertation, LMU München: Fakultät für Physik
... the spin of the proton should be carried by the quarks, in disagreement with the ...the spin, although the spin and the magnetic moments are closely related to each ...internal structure on ... See full document
19
A Study on Adoption of Automation in Production of the Indian Context
... Since the initial investment of automating a business is high, small to medium scale firms with little or no global customers would prefer manual production process which has a lower initial investment. Moreover, ... See full document
60
Using Factorization to Estimate the Charmed Meson Decays
... In this article, we would like to give some brief introduction to Operator Production Expansion and Factorization, and Section 3 gives some applications to deduce the deca[r] ... See full document
8
Revealing transversity GPDs through the photoproduction of a photon and a ρ meson
... from the factorization procedure of the deeply virtual Compton scattering amplitude near the forward region the right to replace one entering meson DA by a N → N GPD, and thus get Fig. 1 (right panel). The ... See full document
5
Kubelskyi, Oleksandr (2010): Gluons and the spin of the proton. Dissertation, LMU München: Fakultät für Physik
... Otto Stern and Walter Gerlach in 1922 demonstrated that the quantiza- tion of the angular momentum is real. In their experiment a collimated beam of silver atoms passed through an inhomogeneous magnetic eld onto a glass ... See full document
8
Evidence of new nucleon resonances from electromagnetic meson production
... illustrates that one has to go beyond pion production in the quest for new excited states. The table also includes evidence for some of the states from new single channel analyses. The CLAS collaboration has ... See full document
22
Research with real photons at the MAMI 1.6 GeV electron accelerator
... of meson production experiments carried out using real photons, including studies of the spectrum of baryon resonances, the existence of narrow nucleon resonances, production of strange mesons ... See full document
5
The Moral Implications of the Global Basic Structure as a Subject of Justice
... What we need in this case is a regulatory authority that re- stores the background conditions of justice. At the domestic level, this task is assigned to national institutions. At the global level, there are no ... See full document
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Transverse spin and transverse momentum structure of the nucleon from the COMPASS experiment
... Gamma Nucleon System, in which the xz plane is defined by the lepton scattering ...erent structure functions, proportional to convolutions of the TMD PDFs and fragmentation functions ...transverse ... See full document
26
Recent COMPASS results on the nucleon longitudinal spin structure and QCD fits
... These structure functions are universal and described the process of ...the nucleon is a valence quark of the produced hadron) and the “unfavoured” ... See full document
6
Chiral Symmetry Breaking : Meson and Nucleon Masses
... of the scalar densities or "scalar density terms" are related to matrix elements of the equal-time commutator of an axial charge 3 Ai = dx A~ and divergence of the axial vector current D[r] ... See full document
10
Probing nucleon-nucleon correlations in heavy-ion transfer reactions
... nucleon-nucleon correlations, essential for the population pattern of the sin- gle particle levels around the Fermi energy. For the first time in a heavy ion collision, one was able to provide a consistent ... See full document
8
Charmed Mesons and Charmonia: Three-Meson Strong Couplings
... Table 3 confronts, for the strong couplings between charmonia and D (∗) (s) mesons, the predictions of our dispersive constituent-quark formalism with (available) corresponding figures f[r] ... See full document
14
COMPASS results on proton longitudinal spin structure function g1 and quark fragmentation functions
... We present a few recent highlights from the COMPASS experiment at CERN, related to the nucleon spin and structure: the proton spin structure function g 1 p (x) measured using 200 [r] ... See full document
25
Polarized parton densities and spin dependent structure function of the nucleon
... fundamental spin structure in terms of their polarized quarks and gluons is one of the main challenges in polarized hadron ...the spin physics theory of polarized hadrons has been compatible with the ... See full document
5
In-medium Properties of the η′-Meson from Photonuclear Reactions
... As shown in [13], at the average photon energies of our experiment the shadowing of the photons results in an effective number of participant nucleons per nucleon of 0.88 for C and 0.84 for Pb. There is a ... See full document
8
Spin structure of the nucleon (theory)
... the nucleon and Roper fields, but diago- nalization of the N - R mass matrix does not lead to new op- erator structures and its e ff ect can be completely absorbed into the couplings already present in the ... See full document
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