Explanipedia

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

R. Aliberti, Tatsumi Aoyama, Elisa Balzani, Adnan Bashir, Genessa Benton , et al. · 2025

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 contributions have been further consolidated, while hadronic contr…

Comparison of smoothening flows for the topological charge in QCD-like theories Open

Pietro Butti, Michele Della Morte, Benjamin Jaeger, Sofie Martins, T. Tsang · 2025

We investigate properties of the topological charge for several SU(NC) gauge field ensembles for NC=4, 5, 6 with a single fermion in the two-index antisymmetric representation, covering multiple lattice spacings at otherwise approximately …

Smoothing properties of the Wilson flow and the topological charge Open

Michele Della Morte, Benjamin Jäger, Sofie Martins, T. Tsang · 2025

We study SU$(N_C)$ gauge theories with a single fermion in the two-index antisymmetric representation to predict the mesonic spectrum of supersymmetric $\mathcal{N}=1$ SYM theories. Using gradient flow methods, we investigate fractional to…

FLAG Review 2024 Open

YUSUKE AOKI, Thomas Blum, Sara Collins, Luigi Del Debbio, Michele Della Morte , et al. · 2024

We review lattice results related to pion, kaon, $D$-meson, $B$-meson, and nucleon physics with the aim of making them easily accessible to the nuclear and particle physics communities. More specifically, we report on the determination of …

Towards the super Yang-Mills spectrum at large $N_c$ Open

Sofie Martins, Michele Della Morte, Benjamin Jäger, T. Tsang, Felix P. G. Ziegler · 2024

We examine one-flavour $SU(N_c)$ gauge theories, where $N_c$ denotes the number of colors, with one fermion in the antisymmetric representation as a candidate to approximate $\\mathcal{N}=1$ super Yang Mills due to their equivalence in the…

B-physics from lattice gauge theory Open

T. Tsang, Michele Della Morte · 2023

Towards the super Yang-Mills spectrum at large $N_c$ Open

Michele Della Morte, Benjamin Jäger, Sofie Martins, T. Tsang, Felix P. G. Ziegler · 2023

We examine one-flavour $SU(N_c)$ gauge theories, where $N_c$ denotes the number of colors, with one fermion in the antisymmetric representation as a candidate to approximate $\mathcal{N}=1$ super Yang Mills due to their equivalence in the …

B-physics from Lattice Gauge Theory Open

T. Tsang, Michele Della Morte · 2023

We discuss the main issues in dealing with heavy quarks on the lattice and shortly present the different approaches used. We discuss a selection of computations covering first the b-quark mass and the B(s) meson decay constants as the cons…

Spectrum of QCD with one flavor: A window for supersymmetric dynamics Open

Michele Della Morte, Benjamin Jäger, Francesco Sannino, T. Tsang, Felix P. G. Ziegler · 2023

We compute the spectrum of the low-lying mesonic states with vector, scalar and pseudoscalar quantum numbers in QCD with one flavor. With three colors the fundamental and the two-index antisymmetric representations of the gauge group coinc…

Exploring the large-Nc limit with one quark flavour Open

Benjamin Jaeger, Michele Della Morte, Sofie Martins, Francesco Sannino, T. Tsang , et al. · 2023

We use one-flavour QCD ($N_c=3$) as a proxy to understand $\\mathcal{N}=1$ SYM. For our simulations, we use tree-level improved Wilson fermions and a Symanzik improved gauge action. The hadron spectrum is obtained by using LapH smearing fo…

Spectrum of QCD with one flavor: A window for supersymmetric dynamics Open

Michele Della Morte, Benjamin Jäger, Francesco Sannino, T. Tsang, Felix P. G. Ziegler · 2023

We compute the spectrum of the low-lying mesonic states with vector, scalar and pseudoscalar quantum numbers in QCD with one flavour. With three colours the fundamental and the two-index anti-symmetric representations of the gauge group co…

LapH interpolating fields with open boundary conditions Open

Michele Della Morte, Olmo Francesconi, T. Tsang · 2023

The stochastic Laplacian Heaviside (LapH) method has proven to be successful in hadronic calculations. In this work, with charm--light spectroscopy in mind, we set up and optimise the LapH procedure limiting ourselves to the evaluation of …

LapH interpolating fields with open boundary conditions Open

Michele Della Morte, Olmo Francesconi, T. Tsang · 2022

The stochastic Laplacian Heaviside (LapH) method has proven to be successful in hadronic calculations. In this work, with charm-light spectroscopy in mind, we set up and optimise the LapH procedure limiting ourselves to the evaluation of t…

Exploring the large-$N_c$ limit with one quark flavour Open

Michele Della Morte, Benjamin Jäger, Sofie Martins, Francesco Sannino, T. Tsang , et al. · 2022

We use one-flavour QCD ($N_c=3$) as a proxy to understand $\mathcal{N}=1$ SYM. For our simulations, we use tree-level improved Wilson fermions and Symanzik improved gauge action. The hadron spectrum is obtained by using LapH smearing for d…

FLAG Review 2021 Open

Yasumichi Aoki, Tom Blum, Gilberto Colangelo, Sara Collins, Michele Della Morte , et al. · 2022

QED with massive photons for precision physics: zero modes and first result for the hadron spectrum Open

T. Tsang, M. A. Clark, Michele Della Morte, Zack B. Hall, Ben Hörz , et al. · 2022

The current precision reached by lattice QCD calculations of low-energy hadronic observables, requires not only the introduction of electromagnetic corrections, but also control over all the potential systematic uncertainties introduced by…

One Flavour QCD as an analogue computer for SUSY Open

Felix P. G. Ziegler, Michele Della Morte, Benjamin Jaeger, Francesco Sannino, T. Tsang · 2022

We numerically study QCD with a single \nquark flavour on the lattice probing predictions \nfrom effective field theories that are equivalent to \nminimal super-symmetric Yang-Mills theory in \nthe large $N_c$ limit.\nThe hadronic spectrum…

Prospects for precise predictions of $a_μ$ in the Standard Model Open

G. Colangelo, M. Davier, A. X. El-Khadra, M. Hoferichter, C. Lehner , et al. · 2022

We discuss the prospects for improving the precision on the hadronic corrections to the anomalous magnetic moment of the muon, and the plans of the Muon $g-2$ Theory Initiative to update the Standard Model prediction.

One Flavour QCD as an analogue computer for SUSY Open

Michele Della Morte, Benjamin Jäger, Francesco Sannino, T. Tsang, Felix P. G. Ziegler · 2021

We numerically study QCD with a single quark flavour on the lattice probing predictions from effective field theories that are equivalent to minimal super-symmetric Yang-Mills theory in the large $N_c$ limit. The hadronic spectrum includin…

FLAG Review 2021 Open

Yasumichi Aoki, Yasumichi Aoki, Thomas Blum, Gilberto Colangelo, Sara Collins , et al. · 2021

We review lattice results related to pion, kaon, $D$-meson, $B$-meson, and nucleon physics with the aim of making them easily accessible to the nuclear and particle physics communities. More specifically, we report on the determination of …

The field theoretical ABC of epidemic dynamics Open

Giacomo Cacciapaglia, Corentin Cot, Michele Della Morte, Stefan Hohenegger, Francesco Sannino , et al. · 2021

Infectious diseases are a threat for human health with tremendous impact on our society at large. The recent COVID-19 pandemic, caused by the SARS-CoV-2, is the latest example of a highly infectious disease ravaging the world, since late 2…

The field theoretical ABC of epidemic dynamics Open

Giacomo Cacciapaglia, Corentin Cot, Michele Della Morte, Stefan Hohenegger, Francesco Sannino , et al. · 2021

Infectious diseases are a threat for human health with tremendous impact on\nour society at large. The recent COVID-19 pandemic, caused by the SARS-CoV-2,\nis the latest example of a highly infectious disease ravaging the world, since\nlat…

Renormalization Group Approach to Pandemics as a Time-Dependent SIR Model Open

Michele Della Morte, Francesco Sannino · 2021

We generalise the epidemic Renormalization Group framework while connecting it to a SIR model with time-dependent coefficients. We then confront the model with COVID-19 in Denmark, Germany, Italy and France and show that the approach works…

The anomalous magnetic moment of the muon in the Standard Model Open

Tadayoshi Aoyama, Nils Asmussen, M. Benayoun, Johan Bijnens, Thomas Blum , et al. · 2020

Renormalization Group Approach to Pandemics: The COVID-19 Case Open

Michele Della Morte, Domenico Orlando, Francesco Sannino · 2020

We investigate the spreading dynamics of infected cases for SARS-2013 and COVID-19 epidemics for different regions of the world, in terms of the renormalization group language. The latter provides an alternative way to describe the underly…

FLAG Review 2019 Open

Sinya Aoki, Yasumichi Aoki, Damir Bečirević, Tom Blum, Gilberto Colangelo , et al. · 2020

Opportunities in flavour physics at the HL-LHC and HE-LHC Open

A. Cerri, V. V. Gligorov, S. Malvezzi, Jorge Martin Camalich, J. Zupan , et al. · 2019

Motivated by the success of the flavour physics programme carried out over the last decade at the Large Hadron Collider (LHC), we characterize in detail the physics potential of its High-Luminosity and High-Energy upgrades in this domain o…

On the definition of schemes for computing leading order isospin breaking corrections Open

Andrea Bussone, Michele Della Morte, T. Janowski, André Walker-Loud · 2019

We discuss an alternate scheme, or a ’line of constant physics’, which can be used when computing isospin breaking corrections to hadronic quantities. We show that within a certain class of schemes one can separate the electromagnetic corr…

Isovector axial form factors of the nucleon in two-flavor lattice QCD Open

Stefano Capitani, Michele Della Morte, Dalibor Djukanovic, Georg von Hippel, Jiayu Hua , et al. · 2019

We present a lattice calculation of the nucleon isovector axial and induced pseudoscalar form factors on the CLS ensembles using [Formula: see text] dynamical flavors of nonperturbatively [Formula: see text]-improved Wilson fermions and an…

On the definition of schemes for computing leading order isospin breaking corrections Open

Andrea Bussone, Michele Della Morte, T. Janowski, André Walker-Loud · 2018

We discuss an alternate scheme, or a 'line of constant physics', which can be used when computing isospin breaking corrections to hadronic quantities. We show that within a certain class of schemes one can separate the electromagnetic corr…

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