Search for Superscreening effect in Superconductor

P. Ujic, F. de Oliveira Santos, M. Lewitowicz +17

The decay of ${}^{19}$O(${\beta }^{-}$) and ${}^{19}$Ne(${\beta }^{+}$) implanted in niobium in its superconducting and metallic phase was measured using purified radioactive beams produced by the SPIRA…