Table 1: Basic nuclear-physical characteristics of 99Mo, 99mTc and 99Tc in the 99Mo/ 99mTc generator system.

 

99Мо

99мTc

99Tc

T1/2

66.02 hours

6.02 hours

2.13×105 year

Type of nuclear

decay

b-decay

isomeric

transition

b-decay

 

Еb, keV (%)

450 (17%)

1230 (13%)

-

    300 (100%)

 

Еg, keV (%)

180 (10%)

740 (12%)

780 (4.5%)

 

140 (99%)

 

-