TF Natural Te reactions: Difference between revisions

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I-129 is basically stable
I-129 is basically stable
Te-129 has an 11/2- excited state that emits a 105 keV photon when it de-excites


===I-129===
===I-129===

Latest revision as of 20:01, 7 December 2023

TF_Antimony#Tellurium.28Te.29_to_Antimony.28Sb.29


Natural Tellurium competing reactions

Te-130(34%)

[math]\displaystyle{ \gamma + Te-130 \rightarrow Sb-129 + p (4 hour half life)\rightarrow Te-128 + \beta^- }[/math]

[math]\displaystyle{ \gamma + Te-130 \rightarrow Te-129 + n (70 min half life)\rightarrow I-129 + \beta^- }[/math]

I-129 is basically stable

Te-129 has an 11/2- excited state that emits a 105 keV photon when it de-excites

I-129

[math]\displaystyle{ \gamma + I-129 \rightarrow Te-128 + p }[/math]

[math]\displaystyle{ \gamma +I-129 \rightarrow I-128 + n (25 min half life)\rightarrow Xe-128 + \beta^- }[/math]


Te-128 and Xe-128 are stable

Te-128(32%)

[math]\displaystyle{ \gamma + Te-128 \rightarrow Sb-127 + p ( 4 sec half life)\rightarrow Te-127 + \beta^-( 9 hour half life)\rightarrow I-127 + \beta^- }[/math]

[math]\displaystyle{ \gamma + Te-128 \rightarrow Te-127 + n (9 hour half life)\rightarrow I-127 + \beta^- }[/math]

I-127 is stable

Te-126(19%)

[math]\displaystyle{ \gamma + Te-126 \rightarrow Sb-125 + p (2 year Half life)\rightarrow Te-125 + \beta^- }[/math]

[math]\displaystyle{ \gamma + Te-126 \rightarrow Te-125 + n }[/math]

Te-125 is stable

Te-125(7%)

[math]\displaystyle{ \gamma + Te-125 \rightarrow Sb-124 + p (60 days half life) }[/math]

[math]\displaystyle{ \gamma + Te-125 \rightarrow Te-124 + n }[/math]

Te-124 is stable

Te-124(5%)

[math]\displaystyle{ \gamma + Te-124 \rightarrow Sb-123 + p }[/math]

[math]\displaystyle{ \gamma + Te-124 \rightarrow Te-123 + n }[/math]


Te-123 and Sb-123 are stable

Te-122(2.5%)

[math]\displaystyle{ \gamma + Te-122 \rightarrow Sb-121+ p }[/math]

[math]\displaystyle{ \gamma + Te-122 \rightarrow Te-121 + n (20 day half life) }[/math]


Sb-121 is stable

Te-123(1%)

[math]\displaystyle{ \gamma + Te-123 \rightarrow Sb-122+ p ( 2day half life) \rightarrow Te-122+ \beta^- ( 2day half life) }[/math]

[math]\displaystyle{ \gamma + Te-123 \rightarrow Te-122 + n }[/math]


Te-122 is stable

I-127

9 hour half life to produce it makes this nuclide ignorable

TF_Antimony#Tellurium.28Te.29_to_Antimony.28Sb.29