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Nuclear Physics, Section B, ISSN 0550-3213, 01/2013, Volume 866, Issue 1, pp. 1 - 25
We analyze Nf=2 nucleon mass data with respect to their dependence on the pion mass down to mπ=157 MeV and compare it with predictions from covariant baryon... 
Nucleon mass | Covariant baryon chiral perturbation theory | Sommer scale | Finite size corrections | Pion–nucleon sigma term | Pion-nucleon sigma term | ORDER | ONE-LOOP | EXPANSION | CHIRAL PERTURBATION-THEORY | PHYSICS, PARTICLES & FIELDS | Analysis | Universities and colleges | Physics - High Energy Physics - Lattice
Journal Article
Nuclear and Particle Physics Proceedings, ISSN 2405-6014, 07/2018, Volume 300-302, pp. 107 - 112
Nucleon sigma terms are fundamental properties of the nucleons and are important input quantities for direct dark matter detection experiments. Here we present... 
sigma terms | quark contents | lattice QCD
Journal Article
Computer Physics Communications, ISSN 0010-4655, 06/2012, Volume 183, Issue 6, pp. 1215 - 1224
The exact evaluation of the disconnected diagram contributions to the flavor-singlet pseudo-scalar meson mass, the nucleon σ-term and the nucleon... 
Lattice QCD | Nucleon form factors | Nucleon sigma term
Journal Article
Nuclear Physics, Section A, ISSN 0375-9474, 05/2012, Volume 881, pp. 62 - 77
The constituents of cold dense matter are still far from being understood. However, neutron star observations such as the recently observed pulsar PSR... 
Neutron stars | Hypernuclei | Hadronic matter | Equation of state | GIANT MONOPOLE RESONANCE | MASSES | PHYSICS, NUCLEAR | MODEL | OMEGA-TERM | LAMBDA | NONLINEAR SIGMA-TERM | NUCLEAR-MATTER | MEAN-FIELD-THEORY | PARAMETRIZATION | Astronomy
Journal Article
Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 03/2012, Volume 85, Issue 5
We determine the strangeness and light quark fractions of the nucleon mass by computing the quark line connected and disconnected contributions to the matrix... 
SIGMA-TERM | ASTRONOMY & ASTROPHYSICS | PHYSICS, PARTICLES & FIELDS
Journal Article
Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 09/2013, Volume 88, Issue 5
We calculate the intrinsic strangeness of the nucleon, < N vertical bar(s) over bars vertical bar N > < 0 vertical bar(s) over bars vertical bar 0 >, using the... 
SIGMA-TERM | ASTRONOMY & ASTROPHYSICS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Lattice
Journal Article
Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 07/2013, Volume 88, Issue 1
We present a calculation of the strangeness and charmness contents < N vertical bar(s) over bars vertical bar N > and < N vertical bar(c) over barc vertical... 
LATTICE QCD | HEAVY | SIGMA-TERM | ASTRONOMY & ASTROPHYSICS | MASS | QUARKS | PHYSICS, PARTICLES & FIELDS
Journal Article
Physical Review Letters, ISSN 0031-9007, 11/2009, Volume 103, Issue 20, p. 201802
Journal Article
Physics Letters B, ISSN 0370-2693, 06/2018, Volume 781, Issue C, pp. 719 - 722
Baryon masses and nucleon σ terms are studied with the effective theory that combines the chiral and 1/Nc expansions for three flavors. In particular the... 
Nucleon mass | Gell-Mann–Okubo mass formula | Baryon masses | Sigma terms | Gell-Mann–Okubo | mass formula | PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
Journal Article
Physical Review C - Nuclear Physics, ISSN 0556-2813, 09/2013, Volume 88, Issue 3
The effect of strong magnetic fields on the properties of the pasta structure is calculated within a Thomas-Fermi approach using relativistic mean-field models... 
DENSITY | NONLINEAR SIGMA-TERM | MATTER | NEUTRON-STARS | STATE | PHYSICS, NUCLEAR | GAMMA-RAY BURSTS | EQUATION | OMEGA-TERM
Journal Article
Physics Letters B, ISSN 0370-2693, 10/2015, Volume 749, Issue C, pp. 592 - 596
Journal Article
Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 03/2012, Volume 85, Issue 5
We discuss techniques for evaluating sea quark contributions to hadronic form factors on the lattice and apply these to an exploratory calculation of the... 
QCD | SIGMA-TERM | ASTRONOMY & ASTROPHYSICS | LIGHT | IMPROVEMENT | QUARK MASSES | PROTON | SCALE | SCATTERING | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Lattice
Journal Article
Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 06/2013, Volume 87, Issue 11
The scalar strange-quark matrix element of the nucleon is computed with lattice QCD. A mixed-action scheme is used with domain-wall valence fermions computed... 
BARYON MASSES | MATTER | SIGMA-TERM | ASTRONOMY & ASTROPHYSICS | CHIRAL FERMIONS | EXPANSION | QUARKS | PHYSICS | CROSS-SECTION | SCATTERING | VALENCE | PHYSICS, PARTICLES & FIELDS
Journal Article
Physical Review C - Nuclear Physics, ISSN 0556-2813, 07/2013, Volume 88, Issue 1
We have calculated the properties of nuclear matter in a self-consistent manner with a quark-meson coupling mechanism incorporating the structure of nucleons... 
MEAN-FIELD | DENSITY | MATTER | SIGMA-TERM | OF-STATE | PHYSICS, NUCLEAR | FINITE NUCLEI | FORCES | MESON-COUPLING MODEL | HARTREE-FOCK CALCULATIONS
Journal Article
Physical Review C - Nuclear Physics, ISSN 0556-2813, 06/2014, Volume 89, Issue 6
I have proposed two parameter sets, NLD1 and NLD2, for the Lagrangian with nonlinear derivative couplings in the relativistic mean-field theory. Properties of... 
DENSITY | ENERGY | SIGMA-TERM | NEUTRON-STARS | DYNAMICS | PHYSICS, NUCLEAR | PROTON | GROUND-STATE PROPERTIES | OMEGA-TERM
Journal Article
Progress in Particle and Nuclear Physics, ISSN 0146-6410, 04/2012, Volume 67, Issue 2, pp. 327 - 331
We present a determination of the pion–nucleon sigma-term based on a novel analysis of the πN scattering amplitude in Lorentz covariant baryon chiral... 
[formula omitted] scattering | Chiral theory | Sigma terms | πN scattering
Journal Article
Physical Review C, ISSN 2469-9985, 07/2016, Volume 94, Issue 1
The Vlasov formalism is extended to relativistic mean field hadron models with nonlinear terms up to fourth order and applied to the calculation of the... 
NONLINEAR SIGMA-TERM | NUCLEAR-MATTER | GROUND-STATE | SYMMETRY ENERGY | COLLECTIVE MODES | HEAVY-ION COLLISIONS | NEUTRON-STARS | CONSTRAINTS | PHYSICS, NUCLEAR | DENSE MATTER | OMEGA-TERM | Physics - Nuclear Theory
Journal Article
Nuclear Physics, Section A, ISSN 0375-9474, 10/2016, Volume 954, pp. 125 - 148
A detailed analysis of the lowest two moments of the ϕ meson spectral function in vacuum and nuclear matter is performed. The consistency is examined between... 
Strangeness sigma term | Sum rules | Nuclear matter | Phi meson | STRANGENESS | BARYONIC MATTER | CHIRAL SU DYNAMICS | PHYSICS, NUCLEAR | VECTOR-MESONS | RHO-MESON | EXPANSION | CONSTRAINTS | SUM-RULES | OPERATORS | Analysis | Quarks
Journal Article