F. Erben

activity

20142026

most citedThe anomalous magnetic moment of the muon in the Standard Model: an update

134 citations · 311 across the 36 of their papers we have counts for

collaborators

36 papers

hep-lat2026

$D \to (K π)_{27}$ at the SU(3)-flavour-symmetric point I: Methodology and strong phase determination

Matthew Black, Felix Erben, Maxwell T. Hansen +5

We present part one of an SU(3)-flavour-symmetric lattice QCD calculation of the amplitude for a $D$ -meson decaying to a $K π$ final state in the 27-dimensional irreducible represen…

hep-lat2026

Real radiative decays of heavy pseudoscalar mesons

Teseo San Jose, Yasumichi Aoki, Matteo Di Carlo +9

We report our ongoing lattice QCD study of radiative leptonic decays of the charged pseudoscalar mesons $D$ , $D_{s}$ , $B$ , and $B_{c} \to ℓ ν_{ℓ} γ$ . We carry out our analysis on a…

hep-lat2026

$K π$ scattering as a step towards $B \to K^{*} ℓ^{+} ℓ^{-}$ from Lattice QCD

Felix Erben, Matthew Black, Peter Boyle +7

Rare $b \to s ℓ^{+} ℓ^{-}$ decays provide some of the most sensitive tests of the Standard Model and require precise and systematically improvable hadronic input from lattice QCD. F…

hep-lat2025

Lattice Calculation of Short-Range Contributions to Neutrinoless Double-Beta Decay $π^{-} \to π^{+} ee$ at Physical Pion Mass

Peter Boyle, Felix Erben, Xu Feng +7

Neutrinoless double-beta ( $0 ν β β$ ) decays provide an excellent probe for determining whether neutrinos are Dirac or Majorana fermions. The short-range matrix elements associated wit…

hep-ex2025★ 20 cited

ECFA Higgs, electroweak, and top Factory Study

H. Abidi, J. A. Aguilar-Saavedra, S. Airen +373

The ECFA Higgs, electroweak, and top Factory Study ran between 2021 and 2025 as a broad effort across the experimental and theoretical particle physics communities, bringing togeth…

hep-ph2025★ 134 cited

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, $a_{μ}$ , updating the first White Paper (WP20) [1]. The pure QED and electroweak contrib…

hep-lat2025

Exploratory calculation of the rare hyperon decay $Σ^{+} \to p ℓ^{+} ℓ^{-}$ from lattice QCD

Felix Erben, Vera Gülpers, Maxwell T. Hansen +2

The rare hyperon decay $Σ^{+} \to p ℓ^{+} ℓ^{-}$ is a flavour-changing neutral current process mediated by an $s \to d$ transition that occurs only at loop level within the Standar…

hep-lat2025★ 4 cited

Long distance contributions to neutral $D$ -meson mixing from lattice QCD

Matteo Di Carlo, Felix Erben, Maxwell T. Hansen

The study of neutral $D$ -meson mixing provides a unique probe of long-distance effects in the charm sector, where Standard Model contributions are dominated by nonperturbative effe…

hep-ph2025

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…

hep-lat2025

From scattering towards multi-hadron weak decays

Felix Erben

In this article I provide an overview of the current state of scattering within lattice QCD, along with ongoing projects that examine weak decays involving scattering states as eit…

hep-lat2024★ 1 cited

The long-distance window of the hadronic vacuum polarization for the muon g-2

T. Blum, P. A. Boyle, M. Bruno +15

We provide the first ab-initio calculation of the Euclidean long-distance window of the isospin symmetric light-quark connected contribution to the hadronic vacuum polarization for…

hep-lat2024

Absorbing discretisation effects with a massive renormalization scheme: the charm-quark mass

Luigi Del Debbio, Felix Erben, Jonathan M. Flynn +2

We present the first numerical implementation of the massive SMOM (mSMOM) renormalization scheme and use it to calculate the charm quark mass. Based on ensembles with three flavour…

hep-lat2024★ 10 cited

Light and strange vector resonances from lattice QCD at physical quark masses

Peter Boyle, Felix Erben, Vera Gülpers +5

We present the first ab initio calculation at physical quark masses of scattering amplitudes describing the lightest pseudoscalar mesons interacting via the strong force in the vec…

hep-lat2024★ 7 cited

Physical-mass calculation of $ρ (770)$ and $K^{*} (892)$ resonance parameters via $π π$ and $K π$ scattering amplitudes from lattice QCD

Peter Boyle, Felix Erben, Vera Gülpers +5

We present our study of the $ρ (770)$ and $K^{*} (892)$ resonances from lattice quantum chromodynamics (QCD) employing domain-wall fermions at physical quark masses. We determine the f…

hep-ph2024

Summary of Working Group 4: Mixing and mixing-related $C P$ violation in the B system: $Δ m$ , $ΔΓ$ , $ϕ_{s}$ , $ϕ_{1} / α$ , $ϕ_{2} / β$ , $ϕ_{3} / γ$

Agnieszka Dziurda, Felix Erben, Marc Quentin Führing +8

This summary reviews contributions to the CKM 2023 workshop in Working Group 4: mixing and mixing-related $C P$ violation in B system. The theoretical and experimental progress is d…

hep-lat2024

Kaon mixing beyond the standard model with physical masses

Peter A. Boyle, Felix Erben, Jonathan M. Flynn +4

We present non-perturbative results for beyond the standard model kaon mixing matrix elements in the isospin symmetric limit ( $m_{u} = m_{d}$ ) of QCD, including a complete estimate of al…

hep-lat2023★ 1 cited

The $I$ = 1/2 and 3/2 $K - π$ scattering length with domain wall fermions at physical pion mass with all-to-all propagators

Nils Asmussen, Felix Erben, Jonathan Flynn +3

We present our calculations for the $I$ = 1/2 and 3/2 $K - π$ s-wave scattering length with physical quark masses, extracted from the interaction energy of Euclidean two-point functi…

hep-lat2022★ 3 cited

Progress on the exploratory calculation of the rare Hyperon decay $Σ^{+} \to p ℓ^{+} ℓ^{-}$

Felix Erben, Vera Gülpers, Maxwell T. Hansen +2

The rare Hyperon decay $Σ^{+} \to p ℓ^{+} ℓ^{-}$ is an $s \to d$ flavour changing neutral current process, which is highly suppressed within the Standard Model, and is therefore se…

hep-lat2022

Exploring distillation at the SU(3) flavour symmetric point

Felix Erben, Maxwell T. Hansen, Fabian Joswig +2

In these proceedings we present an exact distillation setup with stabilised Wilson fermions at the SU(3) flavour symmetric point utilising the flexibility of the Grid and Hadrons s…

hep-lat2022

Isospin-breaking corrections to light leptonic decays in lattice QCD+QED at the physical point

Peter Boyle, Matteo Di Carlo, Felix Erben +10

We report on the physical-point RBC/UKQCD calculation of the leading isospin-breaking corrections to light-meson leptonic decays. This is highly relevant for future precision tests…

hep-lat2022

Towards $K π$ scattering with domain-wall fermions at the physical point using distillation

Nelson Pitanga Lachini, Peter Boyle, Felix Erben +2

Resonances play an important role in Standard Model phenomenology. In particular, hadronic resonances feature in $B$ and $D$ decays, which can be central for New Physics searches.…

hep-lat2022★ 25 cited

Isospin-breaking corrections to light-meson leptonic decays from lattice simulations at physical quark masses

Peter Boyle, Matteo Di Carlo, Felix Erben +10

The decreasing uncertainties in theoretical predictions and experimental measurements of several hadronic observables related to weak processes, which in many cases are now smaller…

hep-lat2022★ 8 cited

Prospects for a lattice calculation of the rare decay $Σ^{+} \to p ℓ^{+} ℓ^{-}$

Felix Erben, Vera Gülpers, Maxwell T. Hansen +2

We present a strategy for calculating the rare decay of a $Σ^{+} (uu s)$ baryon to a proton $(uu d)$ and di-lepton pair using lattice QCD. To determine this observable one needs to num…

hep-lat2022★ 7 cited

A lattice QCD perspective on weak decays of b and c quarks Snowmass 2022 White Paper

Peter A. Boyle, Bipasha Chakraborty, Christine T. H. Davies +32

Lattice quantum chromodynamics has proven to be an indispensable method to determine nonperturbative strong contributions to weak decay processes. In this white paper for the Snowm…

D→(Kπ)27​ at the SU(3)-flavour-symmetric point I: Methodology and strong phase determination

Real radiative decays of heavy pseudoscalar mesons

Kπ scattering as a step towards B→K∗ℓ+ℓ− from Lattice QCD

Lattice Calculation of Short-Range Contributions to Neutrinoless Double-Beta Decay π−→π+ee at Physical Pion Mass

ECFA Higgs, electroweak, and top Factory Study

The anomalous magnetic moment of the muon in the Standard Model: an update

Exploratory calculation of the rare hyperon decay Σ+→pℓ+ℓ− from lattice QCD

Long distance contributions to neutral D-meson mixing from lattice QCD

Kaon Physics: A Cornerstone for Future Discoveries

From scattering towards multi-hadron weak decays

The long-distance window of the hadronic vacuum polarization for the muon g-2

Absorbing discretisation effects with a massive renormalization scheme: the charm-quark mass

Light and strange vector resonances from lattice QCD at physical quark masses

Physical-mass calculation of ρ(770) and K∗(892) resonance parameters via ππ and Kπ scattering amplitudes from lattice QCD

Summary of Working Group 4: Mixing and mixing-related CP violation in the B system: Δm, ΔΓ, ϕs​, ϕ1​/α, ϕ2​/β, ϕ3​/γ

Kaon mixing beyond the standard model with physical masses

The I = 1/2 and 3/2 K−π scattering length with domain wall fermions at physical pion mass with all-to-all propagators

Progress on the exploratory calculation of the rare Hyperon decay Σ+→pℓ+ℓ−

Exploring distillation at the SU(3) flavour symmetric point

Isospin-breaking corrections to light leptonic decays in lattice QCD+QED at the physical point

Towards Kπ scattering with domain-wall fermions at the physical point using distillation

Isospin-breaking corrections to light-meson leptonic decays from lattice simulations at physical quark masses

Prospects for a lattice calculation of the rare decay Σ+→pℓ+ℓ−

A lattice QCD perspective on weak decays of b and c quarks Snowmass 2022 White Paper

$D \to (K π)_{27}$ at the SU(3)-flavour-symmetric point I: Methodology and strong phase determination

$K π$ scattering as a step towards $B \to K^{*} ℓ^{+} ℓ^{-}$ from Lattice QCD

Lattice Calculation of Short-Range Contributions to Neutrinoless Double-Beta Decay $π^{-} \to π^{+} ee$ at Physical Pion Mass

Exploratory calculation of the rare hyperon decay $Σ^{+} \to p ℓ^{+} ℓ^{-}$ from lattice QCD

Long distance contributions to neutral $D$ -meson mixing from lattice QCD

Physical-mass calculation of $ρ (770)$ and $K^{*} (892)$ resonance parameters via $π π$ and $K π$ scattering amplitudes from lattice QCD

Summary of Working Group 4: Mixing and mixing-related $C P$ violation in the B system: $Δ m$ , $ΔΓ$ , $ϕ_{s}$ , $ϕ_{1} / α$ , $ϕ_{2} / β$ , $ϕ_{3} / γ$

The $I$ = 1/2 and 3/2 $K - π$ scattering length with domain wall fermions at physical pion mass with all-to-all propagators

Progress on the exploratory calculation of the rare Hyperon decay $Σ^{+} \to p ℓ^{+} ℓ^{-}$

Towards $K π$ scattering with domain-wall fermions at the physical point using distillation

Prospects for a lattice calculation of the rare decay $Σ^{+} \to p ℓ^{+} ℓ^{-}$