94 citations · 329 across the 18 of their papers we have counts for
21 papers
Bounds on hadronic contributions to the anomalous magnetic moment of the lepton from QCD Sum Rules
Siyuan Li, J. Ho, R. T. Kleiv +3
A QCD sum-rule study is performed to place bounds on the leading-order (LO) hadronic vacuum polarization (HVP) contribution to the anomalous magnetic moment of the lepton ($a_τ…
Bottom-Charm Diquark Masses from QCD Laplace Sum-Rules
T. de Oliveira, D. Harnett, J. Ho +5
Constituent mass predictions for bottom-charm color-antitriplet diquarks are generated using QCD Laplace sum rules. We calculate the diquark correlator within the operator p…
Next-to-Leading-Order Calculation of the Light Tensor Hybrid Correlation Function
R. T. Kleiv, J. Ho, S. Li +3
We report on the QCD calculations underlying a next-to-leading-order (NLO) QCD Laplace sum-rule analysis of the light tensor hybrid meson mass and coupling. This arti…
Light Tensor Hybrid Meson from QCD Laplace Sum Rules
Jason Ho, Robin Kleiv, Siyuan Li +3
We present an analysis of the light tensor () hybrid meson mass and coupling from QCD Laplace Sum Rules where the next-to-leading order (NLO) perturbative (PT) corre…
Bounds on using Hölder's inequalities and finite-energy QCD sum rules
Siyuan Li, T. G. Steele, J. Ho +3
This study establishes bounds on the leading-order (LO) hadronic vacuum polarization (HVP) contribution to the anomalous magnetic moment of the muon (, $a_μ=…
QCD bounds on leading-order hadronic vacuum polarization contributions to the muon anomalous magnetic moment
Siyuan Li, T. G. Steele, J. Ho +3
QCD bounds on the leading-order (LO) hadronic vacuum polarization (HVP) contribution to the anomalous magnetic moment of the muon (, $a_μ=\left(g-2\right)_μ/…
Light-Quark Flavour Splitting of Heavy-Light Constituent Diquark Masses and Doubly-Strange Diquarks from QCD Sum-Rules
T. de Oliveira, D. Harnett, R. Kleiv +2
QCD Laplace sum-rules are used to examine the constituent mass spectrum of heavy-light [Qq] diquarks with and . As in previous sum-…
Axial Vector and Diquark Masses from QCD Laplace Sum-Rules
S. Esau, A. Palameta, R. T. Kleiv +2
Constituent mass predictions for axial vector (i.e., ) and colour antitriplet diquarks are generated using QCD Laplace sum-rules. We calculate the diquark correl…
Exotic hadron states
Wei Chen, J. Ho, T. G. Steele +5
Many charmonium-like and bottomonium-like resonances have been observed by the Belle, Babar, CLEO and BESIII collaborations in the past decade. They are difficult to fit in t…
Exploring the Spectrum of Heavy Quarkonium Hybrids with QCD Sum Rules
R. T. Kleiv, B. Bulthuis, D. Harnett +5
QCD Laplace sum rules are used to calculate heavy quarkonium (charmonium and bottomonium) hybrid masses in several distinct channels. Previous studies of heavy quarkonium…
QCD Sum Rule Studies of Heavy Quarkonium-like States
Robin Kleiv
The research presented here uses QCD sum rules (QSR) to study exotic hadrons. There are several themes in this work. First is the use of QSR to predict the masses of exotic hadrons…
QCD Sum Rule Analysis of Heavy Quarkonium Hybrids
Wei Chen, R. T. Kleiv, T. G. Steele +5
We have studied the charmonium and bottomonium hybrid states with various quantum numbers in QCD sum rules. At leading order in , the two-point correlation functions…
QCD Sum-Rule Interpretation of X(3872) with Mixtures of Hybrid Charmonium and Molecular Currents
Wei Chen, Hong-ying Jin, R. T. Kleiv +3
QCD sum-rules are employed to determine whether the X(3872) can be described as a mixed state that couples to charmonium hybrid and molecular currents.…
Heavy-light diquark masses from QCD sum rules and constituent diquark models of tetraquarks
R. T. Kleiv, T. G. Steele, Ailin Zhang +1
Diquarks with , containing a heavy (charm or bottom) quark and a light quark are investigated using QCD Laplace sum rules. Masses are determined using appr…
Mass Spectrum of Heavy Quarkonium Hybrids
Wei Chen, R. T. Kleiv, T. G. Steele +5
We have extended the calculation of the correlation functions of heavy quarkonium hybrid operators with various quantum numbers to include QCD condensates up to dimension…
A Laplace Sum-Rules Analysis of Heavy Pseudoscalar () Hybrids
D. Harnett, R. Berg, R. T. Kleiv +1
We use QCD sum-rules to predict ground state masses for pseudoscalar () charmonium and bottomonium hybrids. We find that the inclusion of a six-dimensional gluon con…
Chiral-Symmetry-Violating Effects and Near-Maximal Mixing of Scalar Gluonium and Quark Mesons
T. G. Steele, D. Harnett, R. T. Kleiv +1
Gaussian QCD sum-rules are used to analyze all possible two-point correlation functions of scalar gluonic and quark currents. The independent predictions of the masses and relative…
Axial Vector Charmonium and Bottomonium Hybrid Mass Predictions with QCD Sum-Rules
D. Harnett, R. T. Kleiv, T. G. Steele +1
Axial vector charmonium and bottomonium hybrid masses are determined via QCD Laplace sum-rules. Previous sum-rule studies in this channel did not incorporate the…
Mass Predictions for Pseudoscalar Charmonium and Bottomonium Hybrids in QCD Sum-Rules
R. Berg, D. Harnett, R. T. Kleiv +1
Masses of the pseudoscalar charmonium and bottomonium hybrids are determined using QCD Laplace sum-rules. The effects of the dimension-six gluon condensate are in…
Two-Loop QCD Renormalization and Anomalous Dimension of the Scalar Diquark Operator
R. T. Kleiv, T. G. Steele
The renormalization of the scalar diquark operator and its anomalous dimension is calculated at two-loop order in QCD, enabling higher-order QCD studies of diquarks. As an applicat…
Near-Maximal Mixing of Scalar Gluonium and Quark Mesons: A Gaussian Sum-Rule Analysis
D. Harnett, R. T. Kleiv, K. Moats +1
Gaussian QCD sum-rules are ideally suited to the study of mixed states of gluonium (glueballs) and quark () mesons because of their capability to resolve widely-separated…