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Journal of High Energy Physics, ISSN 1126-6708, 11/2018, Volume 2018, Issue 11, pp. 1 - 44
Journal Article
Journal of High Energy Physics, ISSN 1126-6708, 11/2013, Volume 2013, Issue 11, pp. 1 - 26
Journal Article
Physical Review C - Nuclear Physics, ISSN 0556-2813, 08/2013, Volume 88, Issue 2
We present results for the one-loop anomalous dimension matrix of flavor nonsinglet twist-4 operators of lowest spin that contribute to the leading moment of... 
DISTRIBUTIONS | NUCLEON | DEEP-INELASTIC-SCATTERING | FREE GAUGE-THEORIES | BEHAVIOR | ELECTRON-SCATTERING | LOCAL DUALITY | PHYSICS, NUCLEAR | RESONANCES | 4-QUARK OPERATORS | MOMENTS
Journal Article
JOURNAL OF HIGH ENERGY PHYSICS, ISSN 1029-8479, 09/2008, Issue 9
The determination of alpha(s) from hadronic tau decays is revisited, with a special emphasis on the question of higher-order perturbative corrections and... 
ELECTROWEAK RADIATIVE-CORRECTIONS | renormalization regularization and renormalons | INFRARED RENORMALONS | 4-QUARK OPERATORS | DEEP-INELASTIC SCATTERING | STRONG-COUPLING CONSTANT | QCD | QUANTUM CHROMODYNAMICS | QCD CORRECTIONS | renormalization group | SUM-RULES | SPECTRAL FUNCTIONS | ANOMALOUS DIMENSIONS | PHYSICS, PARTICLES & FIELDS
Journal Article
Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 08/2013, Volume 88, Issue 3
Even if new data indicate that direct CP violation in D-meson decays is compatible with the standard model expectation, the first hints for direct CP violation... 
POLE MASS | DIFFERENCE | SEARCH | ORDER QCD CORRECTIONS | ASTRONOMY & ASTROPHYSICS | WEAK DECAYS | PHYSICS | REGULARIZATION | SEMILEPTONIC-B | 4-QUARK OPERATORS | INCLUSIVE DECAYS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology
Journal Article
Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 0556-2821, 11/2004, Volume 70, Issue 9, pp. 1 - 94031
We present a calculation of subleading 1/m(b) corrections to spectator effects in the ratios of beauty hadron lifetimes in heavy-quark expansion. We find that... 
QCD | DIFFERENCE | LOGARITHMS | ASTRONOMY & ASTROPHYSICS | BEAUTY HADRONS | TO-LEADING ORDER | LATTICE | 4-QUARK OPERATORS | INCLUSIVE DECAYS | MESON LIFETIMES | BARYON | PHYSICS, PARTICLES & FIELDS
Journal Article
Physical Review D, ISSN 0556-2821, 2003, Volume 67, Issue 9
We evaluate the renormalization factors of the domain-wall fermion system with various improved gauge actions at the one-loop level. The renormalization... 
YANG-MILLS THEORY | ASTRONOMY & ASTROPHYSICS | IMPROVED LATTICE ACTION | CHIRAL FERMIONS | QUARKS | LIMIT | 4-QUARK OPERATORS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Lattice
Journal Article
Nuclear Physics, Section B, ISSN 0550-3213, 2002, Volume 633, Issue 1, pp. 212 - 236
We compute the next-to-leading order QCD corrections to spectator effects in the lifetime ratios of beauty hadrons. With respect to previous calculations, we... 
ANOMALOUS DIMENSION MATRIX | HEAVY-QUARK EXPANSION | REANALYSIS | WEAK NONLEPTONIC DECAYS | B-MESON LIFETIMES | 4-QUARK OPERATORS RELEVANT | 2-LOOP PROPAGATOR INTEGRALS | LATTICE | INCLUSIVE DECAYS | COUNTER-EXAMPLE | PHYSICS, PARTICLES & FIELDS
Journal Article
Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 01/2006, Volume 73, Issue 1
We perform a QCD sum rule calculation to determine the mass and the parity of the lowest lying pentaquark state. We include operators up to dimension d = 13 in... 
NUCLEON | VACUUM | QUANTUM CHROMODYNAMICS | RESONANCE PHYSICS | INSTANTONS | ASTRONOMY & ASTROPHYSICS | EXOTICA | DIBARYON | PION | 4-QUARK STATES | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology
Journal Article
Nuclear Physics, Section B, ISSN 0550-3213, 2002, Volume 625, Issue 1, pp. 211 - 238
Theoretical predictions of beauty hadron lifetimes, based on the heavy quark expansion up to and including order 1/m , do not to reproduce the experimental... 
ANOMALOUS DIMENSION MATRIX | STANDARD MODEL | REANALYSIS | WEAK NONLEPTONIC DECAYS | B-MESON LIFETIMES | 4-QUARK OPERATORS RELEVANT | EXPANSION | RATIO | INCLUSIVE DECAYS | COUNTER-EXAMPLE | PHYSICS, PARTICLES & FIELDS
Journal Article
by Huang, CS and Liu, C and Zhu, SL
PHYSICAL REVIEW D, ISSN 1550-7998, 03/2000, Volume 61, Issue 5
The Lambda(b) matrix element of the four-quark operator relevant to its lifetime is reanalyzed by the QCD sum rule method. The new ingredients introduced are... 
B-MESON LIFETIMES | FORM-FACTORS | ASTRONOMY & ASTROPHYSICS | GLUON CONDENSATE | BEAUTY | HEAVY FLAVOR DECAYS | WEAK DECAYS | TO-LEADING ORDER | 4-QUARK OPERATORS | ALPHA(S) | SEMILEPTONIC DECAY | PHYSICS, PARTICLES & FIELDS
Journal Article
by Wu, YL and Yan, YA
INTERNATIONAL JOURNAL OF MODERN PHYSICS A, ISSN 0217-751X, 01/2001, Volume 16, Issue 2, pp. 285 - 302
Inclusive bottom hadron decays are analyzed based on the heavy quark effective field theory (HQEFT). Special attentions in this paper are paid to the b --> u... 
DISTRIBUTIONS | B MESON LIFETIMES | B->C(C)OVER-BAR-S | QCD CORRECTIONS | PHYSICS, NUCLEAR | RADIATIVE-CORRECTIONS | SEMILEPTONIC BRANCHING RATIO | 4-QUARK OPERATORS | PHYSICS, PARTICLES & FIELDS
Journal Article
Physics Letters B, ISSN 0370-2693, 1994, Volume 339, Issue 1, pp. 167 - 172
The infinite mass effective theory, when a heavy quark mass goes to infinity, and chiral perturbation theory at the quark level, based on the extended... 
CURRENT-ALGEBRA APPROACH | JONA-LASINIO MODEL | HEAVY | FIELDS | LOCAL 4-QUARK OPERATORS | QUARK LEVEL | LIGHT | CHIRAL PERTURBATION-THEORY | MATRIX-ELEMENTS | PHYSICS
Journal Article
Nuclear Physics B (Proceedings Supplements), ISSN 0920-5632, 2001, Volume 94, Issue 1, pp. 337 - 341
Recent results relevant for the B-physics phenomenology, obtained from lattice QCD simulations by the APE Collaboration, are reviewed. This includes the B - B... 
MESONS | FORM-FACTORS | SUBTRACTIONS | LIFETIME DIFFERENCE | 4-QUARK OPERATORS | RENORMALIZATION | PHYSICS, PARTICLES & FIELDS
Journal Article
PHYSICS LETTERS B, ISSN 0370-2693, 11/2006, Volume 642, Issue 4, pp. 358 - 365
We perform a QCD sum rule analysis for the light scalar meson sigma (f(0)(600)) with a tetraquark current related to the instanton picture for QCD vacuum. We... 
DECAY | OPE | QCD sum rule | PHYSICS, NUCLEAR | tetraquark | 4-QUARK STATES | scalar meson | QCD VACUUM | MULTIQUARK HADRONS | SCALAR MESONS | ASTRONOMY & ASTROPHYSICS | instanton | PHYSICS, PARTICLES & FIELDS
Journal Article
INTERNATIONAL JOURNAL OF MODERN PHYSICS A, ISSN 0217-751X, 12/2016, Volume 31, Issue 36
We present new compact integrated expressions of QCD spectral functions of heavy-light molecules and four-quark XY Z-like states at lowest order (LO) of... 
0(++) HEAVY 4-QUARK | PI-PI | N-C QCD | MASS-SPLITTINGS | PHYSICS, NUCLEAR | perturbative and nonperturbative calculations | exotic mesons masses and decay constants | PRECISE FD(S),B(S) | QCD spectral sum rules | GLUON CONDENSATE | QUARK MASSES | DECAY CONSTANTS | CURRENT CORRELATORS | SYMMETRY-BREAKING | PHYSICS, PARTICLES & FIELDS
Journal Article
INTERNATIONAL JOURNAL OF MODERN PHYSICS A, ISSN 0217-751X, 06/2018, Volume 33, Issue 16
Journal Article
PHYSICAL REVIEW D, ISSN 2470-0010, 03/2014, Volume 89, Issue 5
In this article, we distinguish the charge conjunctions of the interpolating currents, calculate the contributions of the vacuum condensates up to dimension 10... 
SCALAR MESONS | ASTRONOMY & ASTROPHYSICS | CHARMONIUM | 4-QUARK STATES | PHYSICS, PARTICLES & FIELDS
Journal Article
Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 09/2014, Volume 90, Issue 5
We calculate the next-to-leading-order QCD corrections to the perturbative term in the operator product expansion of the spectral functions of light tetraquark... 
SUNSET-TYPE DIAGRAMS | CONFIGURATION-SPACE | ORDER | MULTIQUARK HADRONS | DECAY | INTEGRATION | SCALAR MESONS | FEYNMAN DIAGRAMS | ASTRONOMY & ASTROPHYSICS | QCD SUM-RULES | 4-QUARK STATES | PHYSICS, PARTICLES & FIELDS
Journal Article
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