A difference in low emissivity alpha particle measurements for the same samples was observed between an Alpha Sciences model 1950 gas proportional counter and the XIA UltraLo-1800 ionization chamber.

The ZEUS micro-vertex detector (MVD) has been installed during a luminosity upgrade in 2000-01 the proton electron storage ring HERA. It has been reliably operated in the HERA-II run period from the ...

In a study published in Physical Review Letters, scientists at GSI Helmholtzzentrum für Schwerionenforschung have discovered ...