Physical Review Letters, ISSN 0031-9007, 11/2015, Volume 115, Issue 19, p. 192301

We match the results for the subthreshold parameters of pion-nucleon scattering obtained from a solution of Roy-Steiner equations to chiral perturbation theory...

HYDROGEN | ENERGY | PI(-)D SCATTERING | ONE-LOOP | PHYSICS, MULTIDISCIPLINARY | LAGRANGIANS | LENGTHS | FORCES | N-SCATTERING | PRECISION CALCULATION | Low energy | Perturbation theory | Mathematical analysis | Scattering | Constants | Field theory | Counting | Convergence

HYDROGEN | ENERGY | PI(-)D SCATTERING | ONE-LOOP | PHYSICS, MULTIDISCIPLINARY | LAGRANGIANS | LENGTHS | FORCES | N-SCATTERING | PRECISION CALCULATION | Low energy | Perturbation theory | Mathematical analysis | Scattering | Constants | Field theory | Counting | Convergence

Journal Article

Journal of Cosmology and Astroparticle Physics, ISSN 1475-7516, 01/2016, Volume 2016, Issue 1, pp. 43 - 43

Many recent studies have highlighted certain failures of the standard Eulerian-space cosmological perturbation theory (SPT). Its problems include (1) not...

power spectrum | cosmological parameters from LSS | baryon acoustic oscillations | galaxy surveys | POWER-SPECTRUM | GRAVITATIONAL-INSTABILITY | LARGE-SCALE STRUCTURE | DENSITY | REDSHIFT-SPACE | COVARIANCE-MATRIX | EVOLUTION | ASTRONOMY & ASTROPHYSICS | LAGRANGIAN THEORY | FRIEDMAN-LEMAITRE COSMOLOGIES | ANALYTIC MODEL | PHYSICS, PARTICLES & FIELDS | Physics - Cosmology and Nongalactic Astrophysics | CORRELATION FUNCTIONS | APPROXIMATIONS | COUPLING | LAGRANGIAN FUNCTION | SPACE | COSMOLOGY | NONLUMINOUS MATTER | ASTROPHYSICS, COSMOLOGY AND ASTRONOMY | NONLINEAR PROBLEMS | FLUCTUATIONS | PERTURBATION THEORY | OSCILLATIONS | BARYONS | CAPTURE | UNIVERSE

power spectrum | cosmological parameters from LSS | baryon acoustic oscillations | galaxy surveys | POWER-SPECTRUM | GRAVITATIONAL-INSTABILITY | LARGE-SCALE STRUCTURE | DENSITY | REDSHIFT-SPACE | COVARIANCE-MATRIX | EVOLUTION | ASTRONOMY & ASTROPHYSICS | LAGRANGIAN THEORY | FRIEDMAN-LEMAITRE COSMOLOGIES | ANALYTIC MODEL | PHYSICS, PARTICLES & FIELDS | Physics - Cosmology and Nongalactic Astrophysics | CORRELATION FUNCTIONS | APPROXIMATIONS | COUPLING | LAGRANGIAN FUNCTION | SPACE | COSMOLOGY | NONLUMINOUS MATTER | ASTROPHYSICS, COSMOLOGY AND ASTRONOMY | NONLINEAR PROBLEMS | FLUCTUATIONS | PERTURBATION THEORY | OSCILLATIONS | BARYONS | CAPTURE | UNIVERSE

Journal Article

Physical Review C - Nuclear Physics, ISSN 0556-2813, 01/2015, Volume 91, Issue 1

We present the two- and three-pion-exchange contributions to the nucleon-nucleon interaction which occur at next-to-next-to-next-to-next-to-leading order...

LAGRANGIANS | PHYSICS, NUCLEAR | FORCES | 2-NUCLEON SYSTEM | MESON-EXCHANGE

LAGRANGIANS | PHYSICS, NUCLEAR | FORCES | 2-NUCLEON SYSTEM | MESON-EXCHANGE

Journal Article

Astrophysical Journal, ISSN 0004-637X, 06/2014, Volume 788, Issue 1, pp. 63 - 24

We explore the Lagrangian perturbation theory (LPT) at one-loop order with Gaussian initial conditions. We present an expansion method to approximately compute...

large-scale structure of universe | dark matter | POWER-SPECTRUM | MATTER | LARGE-SCALE STRUCTURE | LOOP CORRECTIONS | NONLINEAR EVOLUTION | DARK ENERGY SURVEY | ASTRONOMY & ASTROPHYSICS | GALAXY SAMPLE | EXPANSION | BARYON ACOUSTIC-OSCILLATIONS | REDSHIFT | Perturbation theory | Approximation | Mathematical analysis | Conservation | Nonlinearity | Mathematical models | Density | Standards | CORRECTIONS | APPROXIMATIONS | LAGRANGIAN FUNCTION | COMPUTERIZED SIMULATION | DENSITY | COSMOLOGY | NONLUMINOUS MATTER | ASTROPHYSICS, COSMOLOGY AND ASTRONOMY | NONLINEAR PROBLEMS | MASS | PERTURBATION THEORY | CONVERGENCE | SPECTRA | UNIVERSE

large-scale structure of universe | dark matter | POWER-SPECTRUM | MATTER | LARGE-SCALE STRUCTURE | LOOP CORRECTIONS | NONLINEAR EVOLUTION | DARK ENERGY SURVEY | ASTRONOMY & ASTROPHYSICS | GALAXY SAMPLE | EXPANSION | BARYON ACOUSTIC-OSCILLATIONS | REDSHIFT | Perturbation theory | Approximation | Mathematical analysis | Conservation | Nonlinearity | Mathematical models | Density | Standards | CORRECTIONS | APPROXIMATIONS | LAGRANGIAN FUNCTION | COMPUTERIZED SIMULATION | DENSITY | COSMOLOGY | NONLUMINOUS MATTER | ASTROPHYSICS, COSMOLOGY AND ASTRONOMY | NONLINEAR PROBLEMS | MASS | PERTURBATION THEORY | CONVERGENCE | SPECTRA | UNIVERSE

Journal Article

Annual Review of Nuclear and Particle Science, ISSN 0163-8998, 2007, Volume 57, Issue 1, pp. 33 - 60

This review gives a brief introduction to chiral perturbation theory in its various settings. We discuss some applications of recent interest, including chiral...

Effective field theory | Quantum chromodynamics | ELECTROMAGNETIC CORRECTIONS | quantum chromodynamics | LATTICE THEORIES | LOW-ENERGY CONSTANTS | effective field theory | NEUTRAL-PION-PHOTOPRODUCTION | LIGHT-QUARK MASSES | VIRTUAL PHOTONS | GAUGE-THEORIES | ONE-LOOP | SCATTERING LENGTHS | SYMMETRY-BREAKING | PHYSICS, PARTICLES & FIELDS

Effective field theory | Quantum chromodynamics | ELECTROMAGNETIC CORRECTIONS | quantum chromodynamics | LATTICE THEORIES | LOW-ENERGY CONSTANTS | effective field theory | NEUTRAL-PION-PHOTOPRODUCTION | LIGHT-QUARK MASSES | VIRTUAL PHOTONS | GAUGE-THEORIES | ONE-LOOP | SCATTERING LENGTHS | SYMMETRY-BREAKING | PHYSICS, PARTICLES & FIELDS

Conference Proceeding

Progress in Particle and Nuclear Physics, ISSN 0146-6410, 04/2007, Volume 58, Issue 2, pp. 521 - 586

The existing Chiral Perturbation Theory (ChPT) calculations at order are reviewed. The principles of ChPT and how they are used are introduced. The main part...

Chiral Perturbation Theory | Strong interaction | Mesons | QUARK CONDENSATE | 2-LOOP INTEGRALS | PHOTON-PHOTON COLLISIONS | K SCATTERING | VOLUME DEPENDENCE | PHYSICS, NUCLEAR | chiral perturbation theory | LOW-ENERGY CONSTANTS | PI-PI-SCATTERING | EFFECTIVE LAGRANGIANS | strong interaction | FORM-FACTORS | mesons | SYMMETRY-BREAKING | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

Chiral Perturbation Theory | Strong interaction | Mesons | QUARK CONDENSATE | 2-LOOP INTEGRALS | PHOTON-PHOTON COLLISIONS | K SCATTERING | VOLUME DEPENDENCE | PHYSICS, NUCLEAR | chiral perturbation theory | LOW-ENERGY CONSTANTS | PI-PI-SCATTERING | EFFECTIVE LAGRANGIANS | strong interaction | FORM-FACTORS | mesons | SYMMETRY-BREAKING | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

Journal Article

Monthly Notices of the Royal Astronomical Society: Letters, ISSN 1745-3925, 2014, Volume 439, Issue 1, pp. L21 - L25

In this work we investigate the generation of mock halo catalogues based on perturbation theory and non-linear stochastic biasing with the novel patchy code....

Galaxies: clusters: general | Galaxies: statistics | Catalogues | Large-scale structure of universe | galaxies: clusters: general | GRAVITATIONAL-INSTABILITY | LARGE-SCALE STRUCTURE | STATISTICS | large-scale structure of Universe | DARK-MATTER COSMOLOGY | GALAXY | FAST GENERATION | galaxies: statistics | ASTRONOMY & ASTROPHYSICS | MASS | LAGRANGIAN THEORY | catalogues | ANALYTIC MODEL | N-BODY SIMULATION | Physics - Cosmology and Nongalactic Astrophysics

Galaxies: clusters: general | Galaxies: statistics | Catalogues | Large-scale structure of universe | galaxies: clusters: general | GRAVITATIONAL-INSTABILITY | LARGE-SCALE STRUCTURE | STATISTICS | large-scale structure of Universe | DARK-MATTER COSMOLOGY | GALAXY | FAST GENERATION | galaxies: statistics | ASTRONOMY & ASTROPHYSICS | MASS | LAGRANGIAN THEORY | catalogues | ANALYTIC MODEL | N-BODY SIMULATION | Physics - Cosmology and Nongalactic Astrophysics

Journal Article

Physical Review C - Nuclear Physics, ISSN 0556-2813, 12/2015, Volume 92, Issue 6

We present the dominant two-and three-pion-exchange contributions to the nucleon-nucleon interaction at sixth order...

LAGRANGIANS | PHYSICS, NUCLEAR | FORCES | 2-NUCLEON SYSTEM | SCATTERING | MESON-EXCHANGE

LAGRANGIANS | PHYSICS, NUCLEAR | FORCES | 2-NUCLEON SYSTEM | SCATTERING | MESON-EXCHANGE

Journal Article

Physical Review C - Nuclear Physics, ISSN 0556-2813, 2003, Volume 68, Issue 4, pp. 410011 - 410015

We present the first nucleon-nucleon potential at next-to-next-to-next-to-leading order (fourth order) of chiral perturbation theory. Charge dependence is...

EFFECTIVE-FIELD THEORY | SYMMETRY | RESONANCE | LAGRANGIANS | PHYSICS, NUCLEAR | FORCES | MODEL | ISOTOPE SHIFT | SCATTERING

EFFECTIVE-FIELD THEORY | SYMMETRY | RESONANCE | LAGRANGIANS | PHYSICS, NUCLEAR | FORCES | MODEL | ISOTOPE SHIFT | SCATTERING

Journal Article

Journal of Cosmology and Astroparticle Physics, ISSN 1475-7516, 05/2018, Volume 2018, Issue 5, pp. 39 - 39

We make progress towards an analytical understanding of the regime of validity of perturbation theory for large scale structures and the nature of some...

power spectrum | cosmic flows | cosmological parameters from LSS | cosmological perturbation theory | MATTER POWER SPECTRUM | COLLAPSE MODEL | LAGRANGIAN APPROXIMATIONS | DENSITY DISTRIBUTION FUNCTION | EVOLUTION | ASTRONOMY & ASTROPHYSICS | MASS | DARK-MATTER | ANALYTIC MODEL | UNIVERSE | PHYSICS, PARTICLES & FIELDS

power spectrum | cosmic flows | cosmological parameters from LSS | cosmological perturbation theory | MATTER POWER SPECTRUM | COLLAPSE MODEL | LAGRANGIAN APPROXIMATIONS | DENSITY DISTRIBUTION FUNCTION | EVOLUTION | ASTRONOMY & ASTROPHYSICS | MASS | DARK-MATTER | ANALYTIC MODEL | UNIVERSE | PHYSICS, PARTICLES & FIELDS

Journal Article

Journal of Cosmology and Astroparticle Physics, ISSN 1475-7516, 12/2012, Volume 2012, Issue 12, pp. 4 - 4

We derive a recursion relation in the framework of Lagrangian perturbation theory, appropriate for studying the inhomogeneities of the large scale structure of...

power spectrum | cosmic web | dark matter theory | gravity | GRAVITATIONAL-INSTABILITY | APPROXIMATIONS | ASTRONOMY & ASTROPHYSICS | PHYSICS, PARTICLES & FIELDS | Kernels | Perturbation theory | Inhomogeneities | Cosmology | Universe | Recursion | Density | Displacement | Standards | Physics - Cosmology and Nongalactic Astrophysics | COMPARATIVE EVALUATIONS | LAGRANGIAN FUNCTION | RELATIVISTIC RANGE | DENSITY | MATHEMATICAL SOLUTIONS | RECURSION RELATIONS | COSMOLOGY | ASTROPHYSICS, COSMOLOGY AND ASTRONOMY | NONLINEAR PROBLEMS | ASTROPHYSICS | EXPANSION | PERTURBATION THEORY | UNIVERSE

power spectrum | cosmic web | dark matter theory | gravity | GRAVITATIONAL-INSTABILITY | APPROXIMATIONS | ASTRONOMY & ASTROPHYSICS | PHYSICS, PARTICLES & FIELDS | Kernels | Perturbation theory | Inhomogeneities | Cosmology | Universe | Recursion | Density | Displacement | Standards | Physics - Cosmology and Nongalactic Astrophysics | COMPARATIVE EVALUATIONS | LAGRANGIAN FUNCTION | RELATIVISTIC RANGE | DENSITY | MATHEMATICAL SOLUTIONS | RECURSION RELATIONS | COSMOLOGY | ASTROPHYSICS, COSMOLOGY AND ASTRONOMY | NONLINEAR PROBLEMS | ASTROPHYSICS | EXPANSION | PERTURBATION THEORY | UNIVERSE

Journal Article

Journal of High Energy Physics, ISSN 1029-8479, 11/2010, Volume 2010, Issue 11, pp. 1 - 18

We show how quark-disconnected and quark-connected contributions to hadronic n-point functions can be written as independent correlators for which one can...

Chiral Lagrangians | Lattice QCD | Quantum Physics | Quantum Field Theories, String Theory | Electromagnetic Processes and Properties | Classical and Quantum Gravitation, Relativity Theory | Physics | Nonperturbative Effects | Elementary Particles, Quantum Field Theory | PROPAGATORS | TWISTED BOUNDARY-CONDITIONS | PHYSICS, PARTICLES & FIELDS

Chiral Lagrangians | Lattice QCD | Quantum Physics | Quantum Field Theories, String Theory | Electromagnetic Processes and Properties | Classical and Quantum Gravitation, Relativity Theory | Physics | Nonperturbative Effects | Elementary Particles, Quantum Field Theory | PROPAGATORS | TWISTED BOUNDARY-CONDITIONS | PHYSICS, PARTICLES & FIELDS

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 5/2013, Volume 2013, Issue 5, pp. 1 - 23

By matching Wilson twisted mass lattice QCD determinations of pseudoscalar meson masses to Wilson Chiral Perturbation Theory we determine the low-energy...

Chiral Lagrangians | Lattice QCD | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | PHASE-STRUCTURE | TWISTED MASS FERMIONS | BREAKING | YANG-MILLS THEORY | 2 FLAVORS | QCD | IMPROVED LATTICE ACTION | LIGHT QUARKS | SIMULATION | PHYSICS, PARTICLES & FIELDS | Analysis | Resveratrol | Low energy | Perturbation theory | Mesons | Lattices | Constants | Flavours | Quantum chromodynamics | Physics - High Energy Physics - Lattice

Chiral Lagrangians | Lattice QCD | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | PHASE-STRUCTURE | TWISTED MASS FERMIONS | BREAKING | YANG-MILLS THEORY | 2 FLAVORS | QCD | IMPROVED LATTICE ACTION | LIGHT QUARKS | SIMULATION | PHYSICS, PARTICLES & FIELDS | Analysis | Resveratrol | Low energy | Perturbation theory | Mesons | Lattices | Constants | Flavours | Quantum chromodynamics | Physics - High Energy Physics - Lattice

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 12/2017, Volume 2017, Issue 12, pp. 1 - 29

We calculate vector-vector correlation functions at two loops using partially quenched chiral perturbation theory including finite volume effects and twisted...

Precision QED | Chiral Lagrangians | Lattice QCD | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | LOGARITHMS | QCD | TWISTED BOUNDARY-CONDITIONS | ANOMALOUS MAGNETIC-MOMENT | QUARK | PHYSICS, PARTICLES & FIELDS | Usage | Analysis | Electromagnetism | Perturbation theory | Chiral dynamics | Twisting | Perturbation methods | Mathematical analysis | Magnetic moments | Quenching (cooling) | Quantum chromodynamics | High Energy Physics - Lattice | High Energy Physics - Phenomenology | High Energy Physics | Nuclear and particle physics. Atomic energy. Radioactivity | Lattice | Fysik | Physical Sciences | Subatomic Physics | Naturvetenskap | Subatomär fysik | Natural Sciences

Precision QED | Chiral Lagrangians | Lattice QCD | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | LOGARITHMS | QCD | TWISTED BOUNDARY-CONDITIONS | ANOMALOUS MAGNETIC-MOMENT | QUARK | PHYSICS, PARTICLES & FIELDS | Usage | Analysis | Electromagnetism | Perturbation theory | Chiral dynamics | Twisting | Perturbation methods | Mathematical analysis | Magnetic moments | Quenching (cooling) | Quantum chromodynamics | High Energy Physics - Lattice | High Energy Physics - Phenomenology | High Energy Physics | Nuclear and particle physics. Atomic energy. Radioactivity | Lattice | Fysik | Physical Sciences | Subatomic Physics | Naturvetenskap | Subatomär fysik | Natural Sciences

Journal Article

Physical Review C, ISSN 2469-9985, 07/2016, Volume 94, Issue 1

Elastic pion-nucleon scattering is analyzed in the framework of chiral perturbation theory up to fourth order within the heavy-baryon expansion and a covariant...

PARTIAL-WAVE ANALYSIS | THRESHOLD | ONE-LOOP | PI(-)D SCATTERING | LAGRANGIANS | LENGTHS | PHYSICS, NUCLEAR | FORCES | LOW ENERGIES | N-SCATTERING | PRECISION CALCULATION | Physics - Nuclear Theory

PARTIAL-WAVE ANALYSIS | THRESHOLD | ONE-LOOP | PI(-)D SCATTERING | LAGRANGIANS | LENGTHS | PHYSICS, NUCLEAR | FORCES | LOW ENERGIES | N-SCATTERING | PRECISION CALCULATION | Physics - Nuclear Theory

Journal Article

European Physical Journal C, ISSN 1434-6044, 1999, Volume 9, Issue 4, pp. 643 - 671

We show that in the presence of massive particles, such as nucleons: the standard low-energy expansion, in powers of meson momenta and light-quark masses, in...

MASSES | PION-NUCLEON INTERACTION | LOW-ENERGY | SIGMA-TERM | EXPANSION | LAGRANGIANS | QUARK EFFECTIVE THEORY | FORCES | SCATTERING | RENORMALIZATION | PHYSICS, PARTICLES & FIELDS | Perturbation theory | Low energy | Chiral dynamics | Kinematics | Nucleons | Form factors | Baryons

MASSES | PION-NUCLEON INTERACTION | LOW-ENERGY | SIGMA-TERM | EXPANSION | LAGRANGIANS | QUARK EFFECTIVE THEORY | FORCES | SCATTERING | RENORMALIZATION | PHYSICS, PARTICLES & FIELDS | Perturbation theory | Low energy | Chiral dynamics | Kinematics | Nucleons | Form factors | Baryons

Journal Article