Physical Review Letters, ISSN 0031-9007, 11/2015, Volume 115, Issue 19, p. 192001

We present the third-order QCD prediction for the production of top antitop quark pairs in electron-positron collisions close to the threshold in the dominant...

PHYSICS, MULTIDISCIPLINARY | QUARK MASS | NONRELATIVISTIC QCD | Uncertainty | Reduction | Thresholds | Collisions | Pair production | Quarks | Cross sections | Quantum chromodynamics

PHYSICS, MULTIDISCIPLINARY | QUARK MASS | NONRELATIVISTIC QCD | Uncertainty | Reduction | Thresholds | Collisions | Pair production | Quarks | Cross sections | Quantum chromodynamics

Journal Article

PHYSICAL REVIEW LETTERS, ISSN 0031-9007, 07/2015, Volume 115, Issue 2

We perform a complete study of prompt double J/psi hadroproduction at leading order in the nonrelativistic-QCD factorization framework by including all...

PHYSICS, MULTIDISCIPLINARY

PHYSICS, MULTIDISCIPLINARY

Journal Article

Physics Letters B, ISSN 0370-2693, 11/2009, Volume 681, Issue 5, pp. 439 - 443

We propose a method to determine the isoscalar scattering length on the lattice. Our method represents the generalization of Lüscher's approach in the presence...

EFFECTIVE-FIELD THEORY | CHIRAL DYNAMICS | MATRIX | STATES | PHYSICS, MULTIDISCIPLINARY | KAONIC HYDROGEN | MESON-BARYON SCATTERING | ATOMS | SPECTRUM | DECAYS | CUSPS

EFFECTIVE-FIELD THEORY | CHIRAL DYNAMICS | MATRIX | STATES | PHYSICS, MULTIDISCIPLINARY | KAONIC HYDROGEN | MESON-BARYON SCATTERING | ATOMS | SPECTRUM | DECAYS | CUSPS

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 5/2014, Volume 2014, Issue 5, pp. 1 - 22

We discuss the top-antitop production cross section near threshold at a future linear collider accounting for the NNLL QCD corrections to the anomalous...

NLO Computations | QCD Phenomenology | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | QUARK PRODUCTION | PRODUCTION NEAR-THRESHOLD | ANNIHILATION | OBSERVABLES | MASS | CROSS-SECTION | E(+)E(-) | PAIR PRODUCTION | NRQCD | PHYSICS, PARTICLES & FIELDS | Perturbation theory | Uncertainty | Thresholds | Accounting | Cross sections | Invariants | Cross sections (physics) | Quantum chromodynamics | cross section | Nuclear and High Energy Physics | threshold | ILC Coll | High Energy Physics - Experiment | pair production [top] | nonrelativistic [quantum chromodynamics] | Lattice | 2 [higher-order] | leading logarithm approximation | High Energy Physics - Phenomenology | High Energy Physics | annihilation [electron positron] | renormalization | mass spectrum

NLO Computations | QCD Phenomenology | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | QUARK PRODUCTION | PRODUCTION NEAR-THRESHOLD | ANNIHILATION | OBSERVABLES | MASS | CROSS-SECTION | E(+)E(-) | PAIR PRODUCTION | NRQCD | PHYSICS, PARTICLES & FIELDS | Perturbation theory | Uncertainty | Thresholds | Accounting | Cross sections | Invariants | Cross sections (physics) | Quantum chromodynamics | cross section | Nuclear and High Energy Physics | threshold | ILC Coll | High Energy Physics - Experiment | pair production [top] | nonrelativistic [quantum chromodynamics] | Lattice | 2 [higher-order] | leading logarithm approximation | High Energy Physics - Phenomenology | High Energy Physics | annihilation [electron positron] | renormalization | mass spectrum

Journal Article

PHYSICAL REVIEW LETTERS, ISSN 0031-9007, 04/2014, Volume 112, Issue 15

We present the complete next- to- next- to- next- to- leading order short- distance and bound- state QCD correction to the leptonic decay rate Gamma(gamma(1s)...

NONRELATIVISTIC QCD | WAVE-FUNCTIONS | THRESHOLD | ORIGIN | PHYSICS, MULTIDISCIPLINARY | MASS | HEAVY-QUARKONIUM SPECTRUM | PHYSICS | TO-LEADING ORDER | NRQCD

NONRELATIVISTIC QCD | WAVE-FUNCTIONS | THRESHOLD | ORIGIN | PHYSICS, MULTIDISCIPLINARY | MASS | HEAVY-QUARKONIUM SPECTRUM | PHYSICS | TO-LEADING ORDER | NRQCD

Journal Article

Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 0556-2821, 05/2002, Volume 65, Issue 9, pp. 945081 - 9450829

We present a detailed study of the charmonium spectrum using anisotropic lattice QCD. We first derive a tree-level improved clover quark action on the...

MESON DECAY CONSTANTS | NONRELATIVISTIC QCD | GAUGE-THEORY | HYBRID QUARKONIA | BOUND-STATES | SEA QUARKS | ASTRONOMY & ASTROPHYSICS | FERMIONS | SIMULATIONS | B-MESON | RENORMALIZATION | PHYSICS, PARTICLES & FIELDS

MESON DECAY CONSTANTS | NONRELATIVISTIC QCD | GAUGE-THEORY | HYBRID QUARKONIA | BOUND-STATES | SEA QUARKS | ASTRONOMY & ASTROPHYSICS | FERMIONS | SIMULATIONS | B-MESON | RENORMALIZATION | PHYSICS, PARTICLES & FIELDS

Journal Article

11/2014

Phys. Rev. Lett. 114, 092004 (2015) We analyze the first measurement of $\eta_c$ production, performed by the LHCb Collaboration, in the nonrelativistic-QCD...

Journal Article

Nuclear Physics, Section B, ISSN 0550-3213, 2010, Volume 838, Issue 1, pp. 28 - 46

We compute the full and corrections to the potential between the static color sources, where is defined from the Wilson loop in a general representation of a...

LATTICE GAUGE-THEORY | ENERGY | QUANTUM CHROMODYNAMICS | NONRELATIVISTIC BOUND-STATES | NEAR-THRESHOLD | EXPONENTIATION | DISTANCES | CONFINEMENT | HEAVY-QUARKONIUM | ULTRASOFT CONTRIBUTION | PHYSICS, PARTICLES & FIELDS

LATTICE GAUGE-THEORY | ENERGY | QUANTUM CHROMODYNAMICS | NONRELATIVISTIC BOUND-STATES | NEAR-THRESHOLD | EXPONENTIATION | DISTANCES | CONFINEMENT | HEAVY-QUARKONIUM | ULTRASOFT CONTRIBUTION | PHYSICS, PARTICLES & FIELDS

Journal Article

Chinese Physics C, ISSN 1674-1137, 04/2018, Volume 42, Issue 4, p. 43104

A thorough study reveals that the only key parameter for psi (J/psi, psi') polarization at hadron colliders is the ratio < O-psi (S-3(1)[8)>]/<...

nonrelativistic QCD | J/ψ polarization | long-distance matrix elements | ROOT-S=7 | J/psi polarization | PROMPT J/PSI | DIFFERENTIAL CROSS-SECTIONS | PHYSICS, NUCLEAR | PP COLLISIONS | PSI(2S) | PHYSICS, PARTICLES & FIELDS

nonrelativistic QCD | J/ψ polarization | long-distance matrix elements | ROOT-S=7 | J/psi polarization | PROMPT J/PSI | DIFFERENTIAL CROSS-SECTIONS | PHYSICS, NUCLEAR | PP COLLISIONS | PSI(2S) | PHYSICS, PARTICLES & FIELDS

Journal Article

Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 01/2009, Volume 79, Issue 1

Bottom baryon masses are calculated based on a 2 + 1 flavor dynamical lattice QCD simulation. The gauge field configurations were computed by the CP-PACS and...

HEAVY | NONRELATIVISTIC QCD | MASSES | ASTRONOMY & ASTROPHYSICS | MESON | SPECTRUM | PHYSICS | PHYSICS, PARTICLES & FIELDS

HEAVY | NONRELATIVISTIC QCD | MASSES | ASTRONOMY & ASTROPHYSICS | MESON | SPECTRUM | PHYSICS | PHYSICS, PARTICLES & FIELDS

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 02/2004, Volume 2004, Issue 2, pp. 004 - 93

We consider spatial correlation lengths xi for various QCD light quark bilinears, at temperatures above a few hundred MeV. Some of the correlation lengths...

NLO Computations | Lattice QCD | Physics of the Early Universe | Thermal Field Theory | thermal field theory | SCREENING MASSES | NEAR-THRESHOLD | HOT ELECTROWEAK PHASE | HADRONIC SPECTRUM | DIMENSIONAL REDUCTION | NONRELATIVISTIC QCD | GAUGE-THEORIES | NLO computations | 3-LOOP FREE-ENERGY | physics of the early universe | FINITE-TEMPERATURE | lattice QCD | QUARK NUMBER SUSCEPTIBILITIES | PHYSICS, PARTICLES & FIELDS

NLO Computations | Lattice QCD | Physics of the Early Universe | Thermal Field Theory | thermal field theory | SCREENING MASSES | NEAR-THRESHOLD | HOT ELECTROWEAK PHASE | HADRONIC SPECTRUM | DIMENSIONAL REDUCTION | NONRELATIVISTIC QCD | GAUGE-THEORIES | NLO computations | 3-LOOP FREE-ENERGY | physics of the early universe | FINITE-TEMPERATURE | lattice QCD | QUARK NUMBER SUSCEPTIBILITIES | PHYSICS, PARTICLES & FIELDS

Journal Article

12.
Full Text
Effective Field Theories for heavy probes in a hot QCD plasma and in the early universe

EPJ Web of Conferences, ISSN 2101-6275, 03/2017, Volume 137, p. 1008

There are many interesting problems in heavy-ion collisions and in cosmology that involve the interaction of a heavy particle with a medium. An example is the...

Dark matter | Neutrinos | Relativistic theory | Relativism | Cosmology | Universe | Atomic collisions | Relativistic effects | Quantum chromodynamics

Dark matter | Neutrinos | Relativistic theory | Relativism | Cosmology | Universe | Atomic collisions | Relativistic effects | Quantum chromodynamics

Conference Proceeding

PHYSICAL REVIEW D, ISSN 1550-7998, 04/2012, Volume 85, Issue 7

We study prompt J/psi-meson hadroproduction invoking the hypothesis of gluon Reggeization in t-channel exchanges at high energy and the factorization formalism...

UNINTEGRATED PARTON DISTRIBUTIONS | P(P)OVER-BAR COLLISIONS | HEAVY QUARKONIUM | ASTRONOMY & ASTROPHYSICS | MESON | ROOT S=1.8 TEV | PP COLLISIONS | POLARIZATION | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

UNINTEGRATED PARTON DISTRIBUTIONS | P(P)OVER-BAR COLLISIONS | HEAVY QUARKONIUM | ASTRONOMY & ASTROPHYSICS | MESON | ROOT S=1.8 TEV | PP COLLISIONS | POLARIZATION | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

Journal Article

Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 0556-2821, 05/2002, Volume 65, Issue 9, pp. 945131 - 9451319

We apply heavy-quark effective theory to separate long- and short-distance effects of heavy quarks in lattice gauge theory. In this approach, the inverse...

MESON DECAY CONSTANTS | GAUGE-THEORY | NONRELATIVISTIC QCD | REPARAMETRIZATION INVARIANCE | QUANTUM CHROMODYNAMICS | PERTURBATIVE RENORMALIZATION | ASTRONOMY & ASTROPHYSICS | CONTINUUM-LIMIT | EFFECTIVE FIELD-THEORY | MASSIVE FERMIONS | VECTOR CURRENTS | PHYSICS, PARTICLES & FIELDS

MESON DECAY CONSTANTS | GAUGE-THEORY | NONRELATIVISTIC QCD | REPARAMETRIZATION INVARIANCE | QUANTUM CHROMODYNAMICS | PERTURBATIVE RENORMALIZATION | ASTRONOMY & ASTROPHYSICS | CONTINUUM-LIMIT | EFFECTIVE FIELD-THEORY | MASSIVE FERMIONS | VECTOR CURRENTS | PHYSICS, PARTICLES & FIELDS

Journal Article

Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 0556-2821, 05/2002, Volume 65, Issue 9, pp. 945141 - 9451422

We apply heavy-quark effective theory (HQET) to separate long- and short-distance effects of heavy quarks in lattice gauge theory. In this paper we focus on...

WILSON FERMIONS | NONRELATIVISTIC QCD | GAUGE-THEORY | REPARAMETRIZATION INVARIANCE | QUANTUM CHROMODYNAMICS | PERTURBATIVE RENORMALIZATION | MULTIDIMENSIONAL INTEGRATION | FORM-FACTORS | ASTRONOMY & ASTROPHYSICS | EFFECTIVE FIELD-THEORY | MASSIVE FERMIONS | PHYSICS, PARTICLES & FIELDS

WILSON FERMIONS | NONRELATIVISTIC QCD | GAUGE-THEORY | REPARAMETRIZATION INVARIANCE | QUANTUM CHROMODYNAMICS | PERTURBATIVE RENORMALIZATION | MULTIDIMENSIONAL INTEGRATION | FORM-FACTORS | ASTRONOMY & ASTROPHYSICS | EFFECTIVE FIELD-THEORY | MASSIVE FERMIONS | PHYSICS, PARTICLES & FIELDS

Journal Article

JOURNAL OF HIGH ENERGY PHYSICS, ISSN 1029-8479, 09/2018, Issue 9

We determine the charm and bottom quark masses using the (NLO)-L-3 perturbative expression of the ground state (pseudoscalar) energy of the bottomonium,...

PERTURBATION-THEORY | NONRELATIVISTIC SUM-RULES | QCD | QCD Phenomenology | ENERGY-LEVELS | SPECTRUM | LOOPS | TO-LEADING ORDER | POTENTIAL NRQCD | ALPHA(S) | PHYSICS, PARTICLES & FIELDS

PERTURBATION-THEORY | NONRELATIVISTIC SUM-RULES | QCD | QCD Phenomenology | ENERGY-LEVELS | SPECTRUM | LOOPS | TO-LEADING ORDER | POTENTIAL NRQCD | ALPHA(S) | PHYSICS, PARTICLES & FIELDS

Journal Article

17.
Full Text
Bounds on the Slope and Curvature of Isgur-Wise Function in a QCD-Inspired Quark Model

Brazilian Journal of Physics, ISSN 0103-9733, 9/2011, Volume 41, Issue 2, pp. 159 - 166

The quantum chromodynamics-inspired potential model pursued by us earlier has been recently modified to incorporate an additional factor ‘c’ in the linear cum...

Dalgarno method | Potential models | Nonrelativistic quark model | Physics, general | Isgur-Wise function | Curvature | Physics | Slope | PHYSICS, MULTIDISCIPLINARY | MESON DECAYS | LIMIT | HEAVY | FORM-FACTORS | DECAY CONSTANTS | TRANSITIONS | Physics - High Energy Physics - Phenomenology

Dalgarno method | Potential models | Nonrelativistic quark model | Physics, general | Isgur-Wise function | Curvature | Physics | Slope | PHYSICS, MULTIDISCIPLINARY | MESON DECAYS | LIMIT | HEAVY | FORM-FACTORS | DECAY CONSTANTS | TRANSITIONS | Physics - High Energy Physics - Phenomenology

Journal Article

Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 10/2007, Volume 76, Issue 7

We study a Lagrangian formalism that avoids double counting in effective field theories where distinct fields are used to describe different infrared momentum...

EXCLUSIVE PROCESSES | RENORMALIZATION-GROUP | NONRELATIVISTIC QCD | REPARAMETERIZATION INVARIANCE | ASTRONOMY & ASTROPHYSICS | ASYMPTOTIC-EXPANSION | COLLINEAR EFFECTIVE THEORY | LIGHT FORM-FACTORS | PERTURBATIVE QCD | HEAVY-QUARK LIMIT | B-DECAYS | PHYSICS, PARTICLES & FIELDS

EXCLUSIVE PROCESSES | RENORMALIZATION-GROUP | NONRELATIVISTIC QCD | REPARAMETERIZATION INVARIANCE | ASTRONOMY & ASTROPHYSICS | ASYMPTOTIC-EXPANSION | COLLINEAR EFFECTIVE THEORY | LIGHT FORM-FACTORS | PERTURBATIVE QCD | HEAVY-QUARK LIMIT | B-DECAYS | PHYSICS, PARTICLES & FIELDS

Journal Article

Physics Letters B, ISSN 0370-2693, 1999, Volume 448, Issue 1, pp. 107 - 110

Using the general parametrization method we discuss the relation: r (p) - r (n) = r (Δ ) between the charge radii of p , n and Δ derived in a recent quark...

MASSES | PHYSICS, MULTIDISCIPLINARY | FIELD-THEORY | NONRELATIVISTIC QUARK-MODEL | MAGNETIC-MOMENTS | OCTET | DECUPLET BARYONS

MASSES | PHYSICS, MULTIDISCIPLINARY | FIELD-THEORY | NONRELATIVISTIC QUARK-MODEL | MAGNETIC-MOMENTS | OCTET | DECUPLET BARYONS

Journal Article

JOURNAL OF HIGH ENERGY PHYSICS, ISSN 1029-8479, 10/2012, Volume 2012, Issue 10, p. 1

We determine the bottom quark mass from non-relativistic large-n gamma sum rules with renormalization group improvement at next-to-next-to-leading logarithmic...

NONRELATIVISTIC QCD | THRESHOLD | QCD | Sum Rules | QUARK PAIR PRODUCTION | ANNIHILATION | CHARM | Heavy Quark Physics | PHYSICS, PARTICLES & FIELDS | Analysis | Universities and colleges

NONRELATIVISTIC QCD | THRESHOLD | QCD | Sum Rules | QUARK PAIR PRODUCTION | ANNIHILATION | CHARM | Heavy Quark Physics | PHYSICS, PARTICLES & FIELDS | Analysis | Universities and colleges

Journal Article

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