Resolution of the Proton Spin Problem

Abstract

A number of lines of investigation into the structure of the nucleon have converged to the point where we believe that one has a consistent explanation of the well known proton spin crisis.

10 pages, 1 figure

References in corpus (12)

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• Accurate Measurement of F2d/F2p and Rd-Rp
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Cited by in corpus (50)

• The Spin Structure of the Nucleon
• Spin Structure of the Nucleon - Status and Recent Results
• The Spin Structure of the Nucleon
• Role of diquark correlations and the pion cloud in nucleon elastic form factors
• Unquenched quark model for baryons: magnetic moments, spins and orbital angular momenta
• What can break the Wandzura--Wilczek relation?
• Angular Momentum Decomposition for an Electron
• Nucleon form factors and spin content in a quark-diquark model with a pion cloud
• Strange magnetic form factor of the proton at $Q^2=0.23$ GeV${}^2$
• Disconnected contributions to the spin of the nucleon
• Understanding the proton's spin structure
• The role of orbital angular momentum in the proton spin
• Covariant nucleon wave function with S, D, and P-state components
• Axial form factors of the octet baryons in a covariant quark model
• Parton distributions from nonlocal chiral SU(3) effective theory. I. Splitting functions
• SU(3)-flavour breaking in octet baryon masses and axial couplings
• The Spin of the Proton
• Strange magnetic form factor of nucleon in heavy baryon chiral effective approach at next to leading order
• Equivalence of pion loops in equal-time and light-front dynamics
• The First Moments of Nucleon Generalized Parton Distributions
• Calculating Dihadron Fragmentation Functions in the NJL-jet model
• Octet Spin Fractions and the Proton Spin Problem
• Polarized GPDs and structure functions of $\rho$ meson
• Spin of ground state baryons
• Orbital Angular Momentum in the Nucleon
• Nucleon structure functions and longitudinal spin asymmetries in the chiral quark constituent model
• A Euclidean bridge to the relativistic constituent quark model
• Transverse Momentum and Transverse Momentum Distributions in the MIT Bag Model
• Nucleon form factors and parton distributions in nonlocal chiral effective theory
• Gamow-Teller transitions and the spin EMC effect: the Bjorken sum-rule in medium
• Dihadron Fragmentation Functions from the NJL-jet model and their QCD Evolution
• Pure sea-quark contributions to the magnetic form factors of $\Sigma$ baryons
• Spin structure of the nucleon: QCD evolution, lattice results and models
• The role of the GPD E in the determination of the parton angular momenta
• Gluon polarization in the proton
• The axial charges of proton within an extended chiral constituent quark model
• Strange quark helicity in the proton from chiral effective theory
• Investigations on the flavor-dependent axial charges of the octet baryons
• Orbital angular momentum of the proton and intrinsic five-quark Fock states
• Relativistic structure of one-meson and one-gluon exchange forces and the lower excitation spectrum of the Nucleon and the Delta
• Reflections on Chiral Symmetry within QCD
• Spectrum of the excited $N^{\ast }$ and ${\Delta }^{\ast }$ baryons in a relativistic chiral quark model
• Re-examining valence quark spin distributions
• The quark orbital angular momentum of ground state octet baryons
• Convergence of the self-energy in a relativistic chiral quark model: excited Nucleon and $\Delta$ sector
• Isospin breaking from diquark clustering
• Helicity-dependent distribution of strange quarks in the proton from nonlocal chiral effective theory
• A Vision of Hadronic Physics
• Progress in resolving charge symmetry violation in nucleon structure
• Calculation of gluon contribution to the proton spin by using the non-perturbative quantization à la Heisenberg