J. Schacher

activity

19972022

π^{+} π^{-}

atom lifetime

106 citations · 259 across the 12 of their papers we have counts for

collaborators

Showing hep-exShow all

9 papers · 1 filter

hep-ex2022

Investigation of $K^{+} K^{-}$ pairs in the effective mass region near $2 m_{K}$

B. Adeva, L. Afanasyev, A. Anania +53

The DIRAC experiment at CERN investigated in the reaction $p (24 GeV /c) + Ni$ the particle pairs $K^{+} K^{-}, π^{+} π^{-}$ and $p p ˉ$ with relative momentum $Q$ in the pair s…

hep-ex2019★ 27 cited

Summary Report of Physics Beyond Colliders at CERN

R. Alemany, C. Burrage, H. Bartosik +61

Physics Beyond Colliders is an exploratory study aimed at exploiting the full scientific potential of CERN's accelerator complex and its scientific infrastructure in the next two d…

hep-ex2019

Physics Beyond Colliders: QCD Working Group Report

A. Dainese, M. Diehl, P. Di Nezza +20

This report summarises the main findings of the QCD Working Group in the CERN Physics Beyond Colliders Study.

hep-ex2018★ 5 cited

First measurement of a long-lived $π^{+} π^{-}$ atom lifetime

B. Adeva, L. Afanasyev, A. Anania +56

The adapted DIRAC experiment at the CERN PS accelerator observed for the first time long-lived hydrogen-like $π^{+} π^{-}$ atoms, produced by protons hitting a beryllium target. A part…

hep-ex2017★ 11 cited

Measurement of the $π K$ atom lifetime and the $π K$ scattering length

DIRAC Collaboration, B. Adeva, L. Afanasyev +62

After having announced the statistically significant observation (5.6~ $σ$ ) of the new exotic $π K$ atom, the DIRAC experiment at the CERN proton synchrotron presents the measurement…

hep-ex2016★ 14 cited

Observation of $π^{-} K^{+}$ and $π^{+} K^{-}$ atoms

DIRAC Collaboration

The observation of hydrogen-like $π K$ atoms, consisting of $π^{-} K^{+}$ or $π^{+} K^{-}$ mesons, is presented. The atoms have been produced by 24 GeV/ $c$ protons from the CERN PS accelera…

Investigation of K+K− pairs in the effective mass region near 2mK​

Summary Report of Physics Beyond Colliders at CERN

Physics Beyond Colliders: QCD Working Group Report

First measurement of a long-lived π+π− atom lifetime

Measurement of the πK atom lifetime and the πK scattering length

Observation of π−K+ and π+K− atoms

Investigation of $K^{+} K^{-}$ pairs in the effective mass region near $2 m_{K}$

First measurement of a long-lived $π^{+} π^{-}$ atom lifetime

Measurement of the $π K$ atom lifetime and the $π K$ scattering length

Observation of $π^{-} K^{+}$ and $π^{+} K^{-}$ atoms