ionization chamber intended to detect fast neutrons by means of the ionization produced by the recoil nuclei resulting from collisions of fast neutrons with nuclei of low atomic numbers
Note 1 to entry: A recoil nuclei ionization chamber is called a proton recoil ionization chamber when filled with hydrogen gas. Note 2 to entry: This entry was numbered 394-25-22 in IEC 60050-394:2007.
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