New Paper
New Theory group paper
January 23, 2022
Theory Division“Axial-vector exchange contribution to the Hyperfine Splitting by Pablo Sanchez-Puertas and collaborators has been published in Physical review D.”
The paper revisits the axial-vector mesons contribution to the hyperfine splitting of muonic hydrogen. These are relevant to better understand the proton structure.
New publication
New theory paper on CP violation
May 25, 2022
“New-physics signatures via CP violation in η (0) → π 0 µ + µ − and η 0 → ηµ + µ − decays” by R. Escribano, E. Royo and P. Sánchez-Puertas has been published in JHEP.
New publication
New theory paper on the muon anomalous magnetic moment
May 18, 2022
“Evaluation of the three-flavor quark-disconnected contribution to the muon anomalous magnetic moment from experimental data” by S. Peris, M. Golterman (IFAE visitor) and collaborators has been published at Physical Review D. The article is highlighted as an Editor’s Suggestion.