Journal of High Energy Physics, ISSN 1126-6708, 3/2013, Volume 2013, Issue 3, pp. 1 - 41

Top-antitop pairs produced at hadron colliders are largely unpolarized, but their spins are highly correlated. The structure of these correlations varies...

Beyond Standard Model | CP violation | Heavy Quark Physics | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Standard Model | Physics | Elementary Particles, Quantum Field Theory | DECAY | LHC | LARGE HADRON COLLIDER | TEVATRON | MEASURING MASSES | COUPLINGS | PAIR PRODUCTION | POLARIZATION | PHYSICS, PARTICLES & FIELDS | Reconstruction | Correlation | Large Hadron Collider | Correlation analysis | Modulation | Quarks | Channels | Helicity

Beyond Standard Model | CP violation | Heavy Quark Physics | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Standard Model | Physics | Elementary Particles, Quantum Field Theory | DECAY | LHC | LARGE HADRON COLLIDER | TEVATRON | MEASURING MASSES | COUPLINGS | PAIR PRODUCTION | POLARIZATION | PHYSICS, PARTICLES & FIELDS | Reconstruction | Correlation | Large Hadron Collider | Correlation analysis | Modulation | Quarks | Channels | Helicity

Journal Article

Physical Review D, ISSN 2470-0010, 09/2018, Volume 98, Issue 5

We present the QCD simulation of the first gauge ensemble of two degenerate light quarks, a strange and a charm quark with all quark masses tuned to their...

PHASE-STRUCTURE | LATTICE QCD | 2 FLAVORS | ASTRONOMY & ASTROPHYSICS | ALGORITHM | CHIRAL PERTURBATION-THEORY | MESON MASSES | NUMERICAL-SIMULATION | WILSON QUARKS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Lattice

PHASE-STRUCTURE | LATTICE QCD | 2 FLAVORS | ASTRONOMY & ASTROPHYSICS | ALGORITHM | CHIRAL PERTURBATION-THEORY | MESON MASSES | NUMERICAL-SIMULATION | WILSON QUARKS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Lattice

Journal Article

2017

We determine within lattice QCD the nucleon spin carried by valence and sea quarks and gluons.The calculation is performed using an ensemble of gauge...

quark: mass: twist | n-point function: 3 | gluon: momentum | numerical calculations | quark: flavor: 2 | fermion: clover | current: axial-vector | quantum chromodynamics | lattice field theory | quark: Wilson | quark: sea | quark: mass dependence | nucleon: spin | current: vector | quark: valence

quark: mass: twist | n-point function: 3 | gluon: momentum | numerical calculations | quark: flavor: 2 | fermion: clover | current: axial-vector | quantum chromodynamics | lattice field theory | quark: Wilson | quark: sea | quark: mass dependence | nucleon: spin | current: vector | quark: valence

Data Set

Nuclear Physics B, ISSN 0550-3213, 09/2017, Volume 913, pp. 278 - 300

Working in a quenched setup with Wilson twisted mass valence fermions, we explore the possibility to compute non-perturbatively the step scaling function using...

High Energy Physics - Lattice | Wilson [quark] | valence [mass] | 4 [higher-order] | operator [quark] | High Energy Physics | valence [fermion] | perturbation theory | lattice [quantum chromodynamics] | quark | quenching [approximation] | scaling | numerical calculations | nonperturbative | Nuclear and High Energy Physics | mass: twist [quark] | on-shell [renormalization] | gauge [invariance] | valence [quark] | 530 Physik | Lattice | twist [mass] | renormalization | quenching | correlation function

High Energy Physics - Lattice | Wilson [quark] | valence [mass] | 4 [higher-order] | operator [quark] | High Energy Physics | valence [fermion] | perturbation theory | lattice [quantum chromodynamics] | quark | quenching [approximation] | scaling | numerical calculations | nonperturbative | Nuclear and High Energy Physics | mass: twist [quark] | on-shell [renormalization] | gauge [invariance] | valence [quark] | 530 Physik | Lattice | twist [mass] | renormalization | quenching | correlation function

Journal Article

5.
Full Text
Simulation of QCD with N f = 2 + 1 flavors of non-perturbatively improved Wilson fermions

Journal of High Energy Physics, ISSN 1126-6708, 2/2015, Volume 2015, Issue 2, pp. 1 - 29

We describe a new set of gauge configurations generated within the CLS effort. These ensembles have N f = 2 + 1 flavors of non-perturbatively improved Wilson...

Lattice Gauge Field Theories | Lattice QCD | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | ALGORITHM | STRANGE QUARK MASS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Lattice

Lattice Gauge Field Theories | Lattice QCD | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | ALGORITHM | STRANGE QUARK MASS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Lattice

Journal Article

Physical Review D, ISSN 2470-0010, 08/2017, Volume 96, Issue 3

We present results for the nucleon electromagnetic form factors using an ensemble of maximally twisted mass clover-improved fermions with pion mass of about...

NEUTRON | HE-3 | QUASI-ELASTIC SCATTERING | GEV/C | ASTRONOMY & ASTROPHYSICS | PROTON | POLARIZED ELECTRONS | E'N)P | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Lattice

NEUTRON | HE-3 | QUASI-ELASTIC SCATTERING | GEV/C | ASTRONOMY & ASTROPHYSICS | PROTON | POLARIZED ELECTRONS | E'N)P | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Lattice

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 8/2016, Volume 2016, Issue 8, pp. 1 - 64

We present B q → ρ, B q → ω, B q → K ∗, B s → K ∗ and B s → ϕ form factors from light-cone sum rules (LCSR) at O α s $$ \mathcal{O}\left({\alpha}_s\right) $$...

Quark Masses and SM Parameters | Heavy Quark Physics | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | GAMMA | BREAKING | DECAY | RESONANCE PHYSICS | TWIST DISTRIBUTION AMPLITUDES | ELECTROWEAK | VECTOR-MESONS | MESON FORM-FACTORS | HEAVY | QCD | PHYSICS, PARTICLES & FIELDS

Quark Masses and SM Parameters | Heavy Quark Physics | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | GAMMA | BREAKING | DECAY | RESONANCE PHYSICS | TWIST DISTRIBUTION AMPLITUDES | ELECTROWEAK | VECTOR-MESONS | MESON FORM-FACTORS | HEAVY | QCD | PHYSICS, PARTICLES & FIELDS

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 05/2006, Volume 2006, Issue 5, pp. 004 - 4

We present a systematic study of twist-3 and twist-4 light-cone distribution amplitudes of the K meson in QCD. The structure of SU(3)-breaking corrections is...

QCD | Phenomenological Models | Sum Rules | Kaon Physics | phenomenological models | sum rules | EVOLUTION-EQUATIONS | PION DISTRIBUTION AMPLITUDE | ASYMPTOTIC-BEHAVIOR | EXCLUSIVE PROCESSES | WAVE-FUNCTIONS | NONLEADING TWIST | QUANTUM CHROMODYNAMICS | Kaon physics | HADRONIC FORM-FACTORS | SUM-RULES | STRANGE QUARK MASS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

QCD | Phenomenological Models | Sum Rules | Kaon Physics | phenomenological models | sum rules | EVOLUTION-EQUATIONS | PION DISTRIBUTION AMPLITUDE | ASYMPTOTIC-BEHAVIOR | EXCLUSIVE PROCESSES | WAVE-FUNCTIONS | NONLEADING TWIST | QUANTUM CHROMODYNAMICS | Kaon physics | HADRONIC FORM-FACTORS | SUM-RULES | STRANGE QUARK MASS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

Journal Article

PHYSICAL REVIEW D, ISSN 2470-0010, 05/2017, Volume 95, Issue 9

We present physics results from simulations of QCD using N-f = 2 dynamical Wilson twisted mass fermions at the physical value of the pion mass. These...

PHASE-STRUCTURE | LATTICE QCD | STRANGE | ASTRONOMY & ASTROPHYSICS | LIGHT QUARKS | CHIRAL PERTURBATION-THEORY | SCALE | GLUEBALL MASSES | NONPERTURBATIVE RENORMALIZATION | OPERATORS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Lattice

PHASE-STRUCTURE | LATTICE QCD | STRANGE | ASTRONOMY & ASTROPHYSICS | LIGHT QUARKS | CHIRAL PERTURBATION-THEORY | SCALE | GLUEBALL MASSES | NONPERTURBATIVE RENORMALIZATION | OPERATORS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Lattice

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 06/2010, Volume 2010, Issue 6, pp. 1 - 31

We present results of lattice QCD simulations with mass-degenerate up and down and mass-split strange and charm (N f = 2 + 1 + 1) dynamical quarks using Wilson...

PHASE-STRUCTURE | TWISTED MASS FERMIONS | YANG-MILLS THEORY | 2 FLAVORS | Chiral Lagrangians | ALGORITHM | MESON | Lattice QCD | CHIRAL PERTURBATION-THEORY | SIMULATIONS | SCALE | WILSON QUARKS | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | Chiral lagrangians | PHYSICS, PARTICLES & FIELDS | High Energy Physics - Lattice

PHASE-STRUCTURE | TWISTED MASS FERMIONS | YANG-MILLS THEORY | 2 FLAVORS | Chiral Lagrangians | ALGORITHM | MESON | Lattice QCD | CHIRAL PERTURBATION-THEORY | SIMULATIONS | SCALE | WILSON QUARKS | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | Chiral lagrangians | PHYSICS, PARTICLES & FIELDS | High Energy Physics - Lattice

Journal Article

Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 2004, Volume 70, Issue 7

We consider constraints on the momentum fraction of the K and K-* meson carried by the strange quark that follow from exact operator identities, similar to...

STRANGE | FLAVOR DEPENDENCE | TWIST DISTRIBUTION AMPLITUDES | ASTRONOMY & ASTROPHYSICS | EXOTIC MESONS | VECTOR-MESONS | QUARK-GLUON CONDENSATE | DECAYS | QCD SUM-RULES | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

STRANGE | FLAVOR DEPENDENCE | TWIST DISTRIBUTION AMPLITUDES | ASTRONOMY & ASTROPHYSICS | EXOTIC MESONS | VECTOR-MESONS | QUARK-GLUON CONDENSATE | DECAYS | QCD SUM-RULES | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

Journal Article

Physics Letters B, ISSN 0370-2693, 07/2007, Volume 650, Issue 4, pp. 304 - 311

We present results of dynamical simulations of Nf=2 degenerate Wilson twisted mass quarks at maximal twist in the range of pseudo scalar masses...

PHASE-STRUCTURE | LATTICE QCD | 2 FLAVORS | ASTRONOMY & ASTROPHYSICS | HMC ALGORITHM | CHIRAL PERTURBATION-THEORY | PHYSICS, NUCLEAR | SIMULATIONS | SCALE | WILSON QUARKS | RENORMALIZATION | PHYSICS, PARTICLES & FIELDS | Algorithms | Physics - High Energy Physics - Lattice | High Energy Physics - Lattice | Physics

PHASE-STRUCTURE | LATTICE QCD | 2 FLAVORS | ASTRONOMY & ASTROPHYSICS | HMC ALGORITHM | CHIRAL PERTURBATION-THEORY | PHYSICS, NUCLEAR | SIMULATIONS | SCALE | WILSON QUARKS | RENORMALIZATION | PHYSICS, PARTICLES & FIELDS | Algorithms | Physics - High Energy Physics - Lattice | High Energy Physics - Lattice | Physics

Journal Article

Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 03/2005, Volume 71, Issue 5, pp. 1 - 16

We demonstrate that the polarization fractions of most tree-dominated B -> VV decays can be simply understood by means of kinematics in the heavy-quark or...

PERTURBATIVE QCD APPROACH | TRANSITION FORM-FACTORS | HEAVY-QUARK | RESONANCE PHYSICS | TWIST DISTRIBUTION AMPLITUDES | MESON DECAYS | ASTRONOMY & ASTROPHYSICS | QUARK EFFECTIVE THEORY | CHARMING PENGUIN CONTRIBUTIONS | LIGHT-CONE | SUM-RULE ESTIMATE | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

PERTURBATIVE QCD APPROACH | TRANSITION FORM-FACTORS | HEAVY-QUARK | RESONANCE PHYSICS | TWIST DISTRIBUTION AMPLITUDES | MESON DECAYS | ASTRONOMY & ASTROPHYSICS | QUARK EFFECTIVE THEORY | CHARMING PENGUIN CONTRIBUTIONS | LIGHT-CONE | SUM-RULE ESTIMATE | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

Journal Article

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First moment of the flavour octet nucleon parton distribution function using lattice QCD

Journal of High Energy Physics, ISSN 1126-6708, 6/2015, Volume 2015, Issue 6, pp. 1 - 17

We perform a lattice computation of the flavour octet contribution to the average quark momentum in the nucleon, x μ 2 = 4 GeV 2 8 $$ {\left\langle...

Lattice Gauge Field Theories | Lattice QCD | Lattice Quantum Field Theory | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Deep Inelastic Scattering | Elementary Particles, Quantum Field Theory | MASS | QUARKS | PHYSICS, PARTICLES & FIELDS | Systematic errors | Flavor (particle physics) | Lattices | Texts | Nucleons | Excitation | Octets | Contamination | High Energy Physics - Lattice | numerical calculations | quantum chromodynamics | flavor: 4 [quark] | lattice field theory | mass: twist [quark] | parton: distribution function [nucleon] | momentum [quark] | distribution function: moment [parton] | octet [flavor] | High Energy Physics - Phenomenology | lattice | renormalization | octet [nucleon] | excited state

Lattice Gauge Field Theories | Lattice QCD | Lattice Quantum Field Theory | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Deep Inelastic Scattering | Elementary Particles, Quantum Field Theory | MASS | QUARKS | PHYSICS, PARTICLES & FIELDS | Systematic errors | Flavor (particle physics) | Lattices | Texts | Nucleons | Excitation | Octets | Contamination | High Energy Physics - Lattice | numerical calculations | quantum chromodynamics | flavor: 4 [quark] | lattice field theory | mass: twist [quark] | parton: distribution function [nucleon] | momentum [quark] | distribution function: moment [parton] | octet [flavor] | High Energy Physics - Phenomenology | lattice | renormalization | octet [nucleon] | excited state

Journal Article

Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 08/2009, Volume 80, Issue 3

We discuss techniques and results for the extraction of the nucleon's spin-dependent parton distributions and their uncertainties from data for polarized...

ANTIQUARK FLAVOR ASYMMETRY | MESON-CLOUD | DEEP-INELASTIC-SCATTERING | HYPERON SEMILEPTONIC DECAYS | VECTOR BOSON PRODUCTION | ASTRONOMY & ASTROPHYSICS | HIGHER TWIST | LEADING ORDER QCD | SU BREAKING | TARGET MASS CORRECTIONS | POLARIZED QUARK DISTRIBUTIONS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

ANTIQUARK FLAVOR ASYMMETRY | MESON-CLOUD | DEEP-INELASTIC-SCATTERING | HYPERON SEMILEPTONIC DECAYS | VECTOR BOSON PRODUCTION | ASTRONOMY & ASTROPHYSICS | HIGHER TWIST | LEADING ORDER QCD | SU BREAKING | TARGET MASS CORRECTIONS | POLARIZED QUARK DISTRIBUTIONS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

Journal Article

Modern Physics Letters A, ISSN 0217-7323, 04/2003, Volume 18, Issue 11, pp. 799 - 805

In the heavy-quark limit, the valence Fock-state components in the B mesons are described by a set of two light-cone wave functions. We show that these two...

Heavy quark effective theory | B meson | Light-cone wave functions | Transverse momentum | transverse momentum | TWIST DISTRIBUTION AMPLITUDES | QCD VACUUM-STRUCTURE | light-cone wave functions | heavy quark effective theory | PHYSICS, NUCLEAR | MASS CORRECTIONS | VECTOR-MESONS | DECAYS | PHYSICS, MATHEMATICAL | VIRTUAL COMPTON AMPLITUDE | WAVE-FUNCTIONS | FORM-FACTORS | EFFECTIVE FIELD-THEORY | BJORKEN REGION | PHYSICS, PARTICLES & FIELDS | Quarks | Physics - High Energy Physics - Phenomenology

Heavy quark effective theory | B meson | Light-cone wave functions | Transverse momentum | transverse momentum | TWIST DISTRIBUTION AMPLITUDES | QCD VACUUM-STRUCTURE | light-cone wave functions | heavy quark effective theory | PHYSICS, NUCLEAR | MASS CORRECTIONS | VECTOR-MESONS | DECAYS | PHYSICS, MATHEMATICAL | VIRTUAL COMPTON AMPLITUDE | WAVE-FUNCTIONS | FORM-FACTORS | EFFECTIVE FIELD-THEORY | BJORKEN REGION | PHYSICS, PARTICLES & FIELDS | Quarks | Physics - High Energy Physics - Phenomenology

Journal Article

EUROPEAN PHYSICAL JOURNAL C, ISSN 1434-6044, 02/2017, Volume 77, Issue 2, pp. 1 - 228

We review lattice results related to pion, kaon, D- and B-meson physics with the aim of making them easily accessible to the particle-physics community. More...

RANDOM-MATRIX THEORY | STRONG-COUPLING-CONSTANT | ROOTED STAGGERED FERMIONS | VECTOR FORM-FACTOR | CHIRAL PERTURBATION-THEORY | DECAY CONSTANTS | QCD DIRAC OPERATOR | NONPERTURBATIVE O(A) IMPROVEMENT | LIGHT-QUARK MASSES | EFFECTIVE-FIELD-THEORY | PHYSICS, PARTICLES & FIELDS | Perturbation theory | Low energy | Standard model (particle physics) | Momentum transfer | Chiral dynamics | Parameters | Particle physics | Particle decay | Quarks | Form factors | Physics | High Energy Physics - Lattice | High Energy Physics - Phenomenology

RANDOM-MATRIX THEORY | STRONG-COUPLING-CONSTANT | ROOTED STAGGERED FERMIONS | VECTOR FORM-FACTOR | CHIRAL PERTURBATION-THEORY | DECAY CONSTANTS | QCD DIRAC OPERATOR | NONPERTURBATIVE O(A) IMPROVEMENT | LIGHT-QUARK MASSES | EFFECTIVE-FIELD-THEORY | PHYSICS, PARTICLES & FIELDS | Perturbation theory | Low energy | Standard model (particle physics) | Momentum transfer | Chiral dynamics | Parameters | Particle physics | Particle decay | Quarks | Form factors | Physics | High Energy Physics - Lattice | High Energy Physics - Phenomenology

Journal Article