公开(公告)号：US10725005B2

公开(公告)日：2020-07-28

申请号：US15981717

申请日：2018-05-16

申请人： Xiaowei Zhang

发明人： Xiaowei Zhang ,  Jiangrong Wu ,  Sabatino Nacson

IPC分类号： G01N33/00 ,  G01T1/178 ,  G01T1/185

摘要： A tritium-in-air measuring apparatus for measuring a concentration of tritium in air, the measuring apparatus comprising a sensing apparatus for sensing the concentration of tritium in the air and producing at least one signal representing the concentration; a signal processing apparatus, operatively connected to the sensing apparatus, for receiving the signal, processing the signal, and outputting an indication of the concentration of tritium; the sensing apparatus comprising four equal-dimensioned ion chambers, the four chambers being formed in a single block of metal, the four chambers comprising a first measurement chamber, a second measurement chamber, a first compensation chamber and a second compensation chamber.