Nature Communications (Jul 2020)

Direct observation of a Feshbach resonance by coincidence detection of ions and electrons in Penning ionization collisions

  • Baruch Margulis,
  • Julia Narevicius,
  • Edvardas Narevicius

DOI
https://doi.org/10.1038/s41467-020-17393-0
Journal volume & issue
Vol. 11, no. 1
pp. 1 – 6

Abstract

Read online

Here the authors use ion-electron coincidence imaging method to explore collision dynamics. They observe Feshbach resonance in the Penning ionization collision of argon and excited helium atoms, resulting in singly charged argon ion and ground state helium.