anomalous magnetic moment
Vacuum polarization in the model of Dirac fermions with anomalous magnetic moment interacting with background axial-vector condensate and magnetic field
... the anomalous moment, which is assumed to be the given constant of the model (in the case of the vacuum magnetic moment of the electron κ = 2 α π ...the anomalous magnetic ...
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Estimate of the hadronic vacuum polarization disconnected contribution to the anomalous magnetic moment of the muon from lattice QCD
... the anomalous magnetic moment of the ...the anomalous magnetic moment by reconstructing the Adler function from time moments of the current- current correlator at zero spatial ...
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Testing the Standard Model at the precision frontier: the anomalous magnetic moment of the muon
... There are various ways to test the Standard Model (SM) of particle physics. Many approaches include searches for new particles or phenomena at the high energy frontier. Another approach is to measure SM observables with ...
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Hadron production in e+e−collisions at BABAR and implications on the muon anomalous magnetic moment
... Abstract. The B A B AR Collaboration has an intensive program of studying hadronic cross sections at low-energy e + e − collisions, accessible via initial-state radiation. Our measurements allow significant improvements ...
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High Energy Scattering of Particles with Anomalous Magnetic Moment in Quantum Field Theory
... an anomalous magnetic moment in quantum field ...the anomalous magnetic moment leads to the additional terms in the amplitude that do not vanish as s → ∞ , and these describe ...
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A precise determination of the HVP contribution to the muon anomalous magnetic moment from lattice QCD
... mentally measured to great precision for the light leptons e and µ and therefore provide a stringent test of the standard model (SM) of particle physics. Since contributions of new particles beyond the SM are in general ...
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Charged Pion Contribution to the Anomalous Magnetic Moment of the Muon
... q coefficient. It should now be clear that any three γ contribution from the first muon line is reproduced by the second one, as the minus sign on p is cancelled by exchanging γ µ and / q. Similar reasoning can be ...
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The hadronic light-by-light contribution to the muon anomalous magnetic moment and renormalization group for EFT
... The QED contribution is well known. The first term is due to Schwinger. The first three terms are known analytically. the fourth is a full numerical calculation and the fifth is an estimate. With ¯ α = α/π, a QED µ = 0.5 ...
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An investigation into reducing the uncertainties associated with the leading order hadronic contributions to the anomalous magnetic moment of the muon
... explanation decreases. The second possibility is that the deviation is an experimental fluctuation. 3 σ corresponds to a 0.27% chance of this which, while small, is not small enough to be confidently ruled out. It is one ...
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The anomalous magnetic moment of the muon and the QED coupling at the Z boson mass
... knowledge of the initial direction of the muon spin; 2) allow sufficiently many precession cycles to occur before the muon decays; 3) have knowledge of the final direction of the muon spin; 4) have a precise ...
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'Strange and charm quark contributions to the anomalous magnetic moment of the muon'
... and accurately from time-moments of the vector current-current correlator at zero spatial momen- tum. We test the method using strange quark correlators on large-volume gluon field configurations that include the effect ...
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Hadronic contributions to the muon anomaly in the Constituent Chiral Quark Model
... the anomalous magnetic moment of the muon which are relevant for the confrontation between theory and experiment at the present level of accuracy, are evaluated within the same framework: the ...
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Vacuum Polarisation and Hadronic Contribution to muon g-2 from Lattice QCD
... We compute the vacuum polarisation on the lattice in quenched QCD using non- perturbatively improved Wilson fermions. Above Q 2 of about 2 GeV 2 the results are very close to the predictions of perturbative QCD. Below ...
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General discussion on g-2
... the anomalous magnetic moment of the muon with a compara- ble improvement in precision, but with a different method, and hence with quite different systematics ...the anomalous magnetic ...
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Leptoquarks in Flavour Physics
... the anomalous magnetic moment of the muon can be interpreted as a sign of lepton flavour universality ...the anomalous magnetic moment of the muon because of an m t /m µ enhanced ...
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The LbL contribution to the muon g-2 from the axial-vector mesons exchanges within the nonlocal quark model
... The light-by-light contributions to the anomalous magnetic moment of muon of the dy- namical quark loop, i.e. contact type, and of the light pseudoscalar and scalar resonances exchanges within the ...
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Perspectives on the hadronic contribution to the muon g − 2
... There is a persistent discrepancy between the theory pre- diction of the anomalous magnetic moment of the muon within the standard model and its measured value, as shown in Eqs. (2) and (3). From the ...
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On The Electron Magnetic Moment Anomaly
... and magnetic aspects during each cycle, which in turn is the mandatory condition for straight line motion for free moving energy as shown from Maxwell’s 4 th equation, and also straight line motion for massive ...
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The impact of nuclear spin and isospin of Dirac particles on the mass spectrum of leptons
... It is my aim to show in this article that, in spite of Dirac’s conclusion, the second elementary dipole moment of a Dirac particle, which we shall indicate for short as isospin, is not an imaginary quantity, but a ...
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EARTH’S MAGNETIC FIELD IS FACTOR THAT URGES CELL DIVISION. REDUCING CELL’S MAGNETIC CHARACTERISTICS OCCURS AGING AND DEATH.
... Earth’s magnetic field (EMF) has paramagnetic and ferromagnetic ...have magnetic characteristics ...division. Anomalous magnetic fields (AMF) and unnatural EMF contribute to continuous cell ...
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