RADIOACTIVITY MEASURING SENSOR APPARATUS AND MANUFACTURING METHOD THEREOF

摘要

According to the present invention, provided is a radioactivity measurement sensor, comprising: a tube filled with a mixed gas; a positive pole having a linear shape in a longitudinal direction of the tube in a center portion of an inner diameter of the tube and emitting electrons; and a negative pole having a coil shape while surrounding the positive pole on an edge of the inner diameter of the tube and absorbing electrons emitted from the positive pole.