TF Natural Te reactions: Difference between revisions
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<math>\gamma + Te-128 \rightarrow Sb-127 + p \rightarrow Te-127 + \beta^-\rightarrow I-127 + \beta^-</math> | <math>\gamma + Te-128 \rightarrow Sb-127 + p \rightarrow Te-127 + \beta^-\rightarrow I-127 + \beta^-</math> | ||
<math>\gamma + Te-128 \rightarrow Te-127 + n</math> | <math>\gamma + Te-128 \rightarrow Te-127 + n \rightarrow I-127 + \beta^-</math> | ||
I-127 is stable | I-127 is stable | ||
Revision as of 16:34, 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 \rightarrow Te-128 + \beta^- (4 hour half life) }[/math]
[math]\displaystyle{ \gamma + Te-130 \rightarrow Te-129 + n \rightarrow I-129 + \beta^- (70 min half life) }[/math]
I-129 is basically stable
I-129
[math]\displaystyle{ \gamma + I-129 \rightarrow Te-128 + p }[/math]
[math]\displaystyle{ \gamma +I-129 \rightarrow I-128 + n \rightarrow Xe-128 + \beta^- (25 min half life) }[/math]
Te-128 and Xe-128 are stable
Te-128(32%)
[math]\displaystyle{ \gamma + Te-128 \rightarrow Sb-127 + p \rightarrow Te-127 + \beta^-\rightarrow I-127 + \beta^- }[/math]
[math]\displaystyle{ \gamma + Te-128 \rightarrow Te-127 + n \rightarrow I-127 + \beta^- }[/math]
I-127 is stable
Te-126(19%)
[math]\displaystyle{ \gamma + Te-126 \rightarrow Sb-125 + p }[/math]
[math]\displaystyle{ \gamma + Te-126 \rightarrow Te-125 + n }[/math]
Te-125(7%)
Te-124(5%)
Te-122(2.5%)
Te-123(1%)
Yield Problem: Te-120 is only 0.1% of the natural abundance. Highest natural abundance is Te-126 at 19%, then Te-125 at 7%, Te-124 at 5%, Te-122 at 2.5%, Te-123 at 1%.