Behavior of nuclear fuel during a reactor accident
Genesis of 134Cs

Behavior of nuclear fuel during a reactor accident

Section Title: Genesis of 134Cs
Table Section Text: None

Element	Isotope	decay mode	half life	direct fission yield

In	133	β	0.18 seconds	0.00%

Sn	133	β	1.45 seconds	0.07%

Sb	133	β	2.5 minutes	1.11%

Te	133m	β (82.5%)	55.4 minutes	0.49%

Te	133	β	12.5 minutes	0.15%

I	133	β	20.8 hours	1.22%

Xe	133	β	5.2 days	0.00%

Cs	133	–	stable (undergoes neutron activation in the core)	0.00%

Cs	134	β	2.1 years	6.4 x 10−6%

Sentence(s)

The ¹³⁴Cs is the precursor to ¹³³Cs isotope which is stable.

final_sentence: The ¹³⁴Cs is the precursor to ¹³³Cs isotope which is stable.