1.2k citations · 6.9k across the 61 of their papers we have counts for
62 papers
One-loop matching of the LEFT to the QCD gradient flow
Òscar L. Crosas, Peter Stoffer
We present the complete one-loop matching of the baryon- and lepton-number-conserving low-energy effective field theory (LEFT) to the QCD gradient flow. Using Euclidean conventions…
Two-loop anomalous dimensions for baryon-number-violating operators in SMEFT
Sumit Banik, Andreas Crivellin, Luca Naterop +1
We compute the two-loop renormalization-group equations for the baryon-number-violating dimension-six operators in the SMEFT. This includes all three gauge interactions, the Yukawa…
Renormalization-group equations of the LEFT at two loops: dimension-six operators
Luca Naterop, Peter Stoffer
We present the third part of a systematic calculation of the two-loop anomalous dimensions for the low-energy effective field theory below the electroweak scale (LEFT): insertions…
Hadronic light-by-light scattering in the anomalous magnetic moments of electron and
Martin Hoferichter, Peter Stoffer, Maximilian Zillinger
In Refs. [1,2] we provided a complete dispersive evaluation of the hadronic light-by-light (HLbL) contribution to the anomalous magnetic moment of the muon. While the evaluation st…
The anomalous magnetic moment of the muon in the Standard Model: an update
R. Aliberti, T. Aoyama, E. Balzani +232
We present the current Standard Model (SM) prediction for the muon anomalous magnetic moment, , updating the first White Paper (WP20) [1]. The pure QED and electroweak contrib…
Renormalization-group equations of the LEFT at two loops: dimension-six baryon-number-violating operators
Luca Naterop, Peter Stoffer
We present the second part of a systematic calculation of the two-loop anomalous dimensions for the low-energy effective field theory below the electroweak scale (LEFT): the baryon…
Kaon Physics: A Cornerstone for Future Discoveries
Jason Aebischer, Atakan Tugberk Akmete, Riccardo Aliberti +153
The kaon physics programme, long heralded as a cutting-edge frontier by the European Strategy for Particle Physics, continues to stand at the intersection of discovery and innovati…
Improved evaluation of the electroweak contribution to muon
Martin Hoferichter, Jan Lüdtke, Luca Naterop +2
A precise evaluation of the electroweak contribution to the anomalous magnetic moment of the muon requires control over all aspects of the Standard Model, ranging from Higgs physic…
Dispersive analysis of the pion vector form factor without zeros
Thomas P. Leplumey, Peter Stoffer
We perform an updated analysis of cross-section data using a dispersive representation of the pion vector form factor. We show that the available data are compati…
Renormalization-group equations of the LEFT at two loops: dimension-five effects
Luca Naterop, Peter Stoffer
We present the first part of a systematic calculation of the two-loop anomalous dimensions in the low-energy effective field theory (LEFT): the effects at dimension five in the pow…
Complete dispersive evaluation of the hadronic light-by-light contribution to muon
Martin Hoferichter, Peter Stoffer, Maximilian Zillinger
Hadronic light-by-light (HLbL) scattering defines one of the critical contributions in the Standard-Model prediction of the anomalous magnetic moment of the muon. In this Letter, w…
Dispersion relation for hadronic light-by-light scattering: subleading contributions
Martin Hoferichter, Peter Stoffer, Maximilian Zillinger
In this work, we present an evaluation of subleading effects in the hadronic light-by-light contribution to the anomalous magnetic moment of the muon. Using a recently derived opti…
Radiative corrections and Monte Carlo tools for low-energy hadronic cross sections in collisions
Riccardo Aliberti, Paolo Beltrame, Ettore Budassi +32
We present the results of Phase I of an ongoing review of Monte Carlo tools relevant for low-energy hadronic cross sections. This includes a detailed comparison of Monte Carlo code…
Dispersion relations for the hadronic VVA correlator
Jan Lüdtke, Massimiliano Procura, Peter Stoffer
We derive two types of dispersion relations for the hadronic vector-vector-axial-vector (VVA) correlator: one in generic three-point kinematics with fixed photon virtualities, the…
An optimized basis for hadronic light-by-light scattering
Martin Hoferichter, Peter Stoffer, Maximilian Zillinger
We present a new basis for the hadronic light-by-light (HLbL) tensor that is optimized for the evaluation of narrow-resonance contributions to HLbL scattering in the anomalous magn…
Workshop summary -- Kaons@CERN 2023
G. Anzivino, S. Arguedas Cuendis, V. Bernard +60
Kaon physics is at a turning point -- while the rare-kaon experiments NA62 and KOTO are in full swing, the end of their lifetime is approaching and the future experimental landscap…
Low-energy effective field theory below the electroweak scale: one-loop renormalization in the 't Hooft-Veltman scheme
Luca Naterop, Peter Stoffer
The low-energy effective field theory below the electroweak scale (LEFT) describes the effects at low energies of both the weak interaction and physics beyond the Standard Model. W…
Puzzles in the hadronic contributions to the muon anomalous magnetic moment
Gilberto Colangelo, Martin Hoferichter, Peter Stoffer
We summarize recent developments in the Standard-Model evaluation of the anomalous magnetic moment of the muon , both in the hadronic-light-by-light and hadronic-vacuum-polari…
One-loop matching of the -odd three-gluon operator to the gradient flow
Òscar L. Crosas, Christopher J. Monahan, Matthew D. Rizik +2
The calculation of the neutron electric dipole moment within effective field theories for physics beyond the Standard Model requires non-perturbative hadronic matrix elements of ef…
Computing Tools for Effective Field Theories
Jason Aebischer, Matteo Fael, Javier Fuentes-Martín +30
In recent years, theoretical and phenomenological studies with effective field theories have become a trending and prolific line of research in the field of high-energy physics. In…
A phenomenological estimate of isospin breaking in hadronic vacuum polarization
Martin Hoferichter, Gilberto Colangelo, Bai-Long Hoid +5
Puzzles in the determination of the hadronic-vacuum-polarization contribution currently impede a conclusive interpretation of the precision measurement of the anomalous magnetic mo…
One-loop matching of -odd four-quark operators to the gradient-flow scheme
Jona Bühler, Peter Stoffer
The translation of experimental limits on the neutron electric dipole moment into constraints on heavy -violating physics beyond the Standard Model requires knowledge about non…
Dispersion relations for hadronic light-by-light scattering in triangle kinematics
Jan Lüdtke, Massimiliano Procura, Peter Stoffer
We present a new strategy for the dispersive evaluation of the hadronic light-by-light contribution to the anomalous magnetic moment of the muon . The new approach directly ap…
Chiral extrapolation of hadronic vacuum polarization and isospin-breaking corrections
Martin Hoferichter, Gilberto Colangelo, Bai-Long Hoid +4
By far the biggest contribution to hadronic vacuum polarization (HVP) arises from the two-pion channel. Its quark-mass dependence can be evaluated by combining dispersion relations…