Alpha sub-library - TENDL-2019

Tabulated residual cross sections

Reaction #	⁶¹Pm(a,x)⁹⁵Sb	⁶¹Pm(a,x)⁹⁶Sb	⁶¹Pm(a,x)⁹⁷Sb	⁶¹Pm(a,x)⁹⁸Sb	⁶¹Pm(a,x)⁹⁹Sb	⁶¹Pm(a,x)¹⁰⁰Sb

Reaction #	⁶¹Pm(a,x)¹⁰¹Sb	⁶¹Pm(a,x)¹⁰²Sb	⁶¹Pm(a,x)¹⁰³Sb	⁶¹Pm(a,x)¹⁰⁴Sb	⁶¹Pm(a,x)¹⁰⁵Sb	⁶¹Pm(a,x)¹⁰⁶Sb

Reaction #	⁶¹Pm(a,x)¹⁰⁷Sb	⁶¹Pm(a,x)¹⁰⁸Sb	⁶¹Pm(a,x)¹⁰⁹Sb	⁶¹Pm(a,x)¹¹⁰Sb	⁶¹Pm(a,x)¹¹¹Sb	⁶¹Pm(a,x)^112oSb

Reaction #	⁶¹Pm(a,x)¹¹²Sb	⁶¹Pm(a,x)^113oSb	⁶¹Pm(a,x)¹¹³Sb	⁶¹Pm(a,x)^114oSb	⁶¹Pm(a,x)¹¹⁴Sb	⁶¹Pm(a,x)^115oSb

Reaction #	⁶¹Pm(a,x)¹¹⁵Sb	⁶¹Pm(a,x)^116oSb	⁶¹Pm(a,x)^116gSb	⁶¹Pm(a,x)^116gSb	⁶¹Pm(a,x)^116oSb	⁶¹Pm(a,x)^116oSb

Reaction #	⁶¹Pm(a,x)¹¹⁶Sb	⁶¹Pm(a,x)^117oSb	⁶¹Pm(a,x)¹¹⁷Sb	⁶¹Pm(a,x)^118oSb	⁶¹Pm(a,x)^118gSb	⁶¹Pm(a,x)^118gSb

Reaction #	⁶¹Pm(a,x)^118oSb	⁶¹Pm(a,x)^118oSb	⁶¹Pm(a,x)¹¹⁸Sb	⁶¹Pm(a,x)^119oSb	⁶¹Pm(a,x)¹¹⁹Sb	⁶¹Pm(a,x)⁹⁷Te

Reaction #	⁶¹Pm(a,x)⁹⁸Te	⁶¹Pm(a,x)⁹⁹Te	⁶¹Pm(a,x)¹⁰⁰Te	⁶¹Pm(a,x)¹⁰¹Te	⁶¹Pm(a,x)¹⁰²Te	⁶¹Pm(a,x)¹⁰³Te

Reaction #	⁶¹Pm(a,x)¹⁰⁴Te	⁶¹Pm(a,x)¹⁰⁵Te	⁶¹Pm(a,x)¹⁰⁶Te	⁶¹Pm(a,x)¹⁰⁷Te	⁶¹Pm(a,x)¹⁰⁸Te	⁶¹Pm(a,x)¹⁰⁹Te

Reaction #	⁶¹Pm(a,x)¹¹⁰Te	⁶¹Pm(a,x)¹¹¹Te	⁶¹Pm(a,x)^112oTe	⁶¹Pm(a,x)¹¹²Te	⁶¹Pm(a,x)^113oTe	⁶¹Pm(a,x)¹¹³Te

Reaction #	⁶¹Pm(a,x)^114oTe	⁶¹Pm(a,x)¹¹⁴Te	⁶¹Pm(a,x)^115oTe	⁶¹Pm(a,x)^115gTe	⁶¹Pm(a,x)^115gTe	⁶¹Pm(a,x)^115mTe

Reaction #	⁶¹Pm(a,x)^115mTe	⁶¹Pm(a,x)¹¹⁵Te	⁶¹Pm(a,x)^116oTe	⁶¹Pm(a,x)¹¹⁶Te	⁶¹Pm(a,x)^117oTe	⁶¹Pm(a,x)^117gTe

Reaction #	⁶¹Pm(a,x)^117gTe	⁶¹Pm(a,x)^117oTe	⁶¹Pm(a,x)^117oTe	⁶¹Pm(a,x)¹¹⁷Te	⁶¹Pm(a,x)^118oTe	⁶¹Pm(a,x)¹¹⁸Te

Reaction #	⁶¹Pm(a,x)^119oTe	⁶¹Pm(a,x)^119gTe	⁶¹Pm(a,x)^119gTe	⁶¹Pm(a,x)¹¹⁹ⁿTe	⁶¹Pm(a,x)¹¹⁹ⁿTe	⁶¹Pm(a,x)¹¹⁹Te

Reaction #	⁶¹Pm(a,x)^120oTe	⁶¹Pm(a,x)¹²⁰Te	⁶¹Pm(a,x)¹⁰⁰I	⁶¹Pm(a,x)¹⁰¹I	⁶¹Pm(a,x)¹⁰²I	⁶¹Pm(a,x)¹⁰³I

Reaction #	⁶¹Pm(a,x)¹⁰⁴I	⁶¹Pm(a,x)¹⁰⁵I	⁶¹Pm(a,x)¹⁰⁶I	⁶¹Pm(a,x)¹⁰⁷I	⁶¹Pm(a,x)¹⁰⁸I	⁶¹Pm(a,x)¹⁰⁹I

Reaction #	⁶¹Pm(a,x)¹¹⁰I	⁶¹Pm(a,x)^111oI	⁶¹Pm(a,x)¹¹¹I	⁶¹Pm(a,x)^112oI	⁶¹Pm(a,x)¹¹²I	⁶¹Pm(a,x)^113oI

Reaction #	⁶¹Pm(a,x)¹¹³I	⁶¹Pm(a,x)^114oI	⁶¹Pm(a,x)^114gI	⁶¹Pm(a,x)^114gI	⁶¹Pm(a,x)^114oI	⁶¹Pm(a,x)^114oI

Reaction #	⁶¹Pm(a,x)¹¹⁴I	⁶¹Pm(a,x)^115oI	⁶¹Pm(a,x)¹¹⁵I	⁶¹Pm(a,x)^116oI	⁶¹Pm(a,x)¹¹⁶I	⁶¹Pm(a,x)^117oI

Reaction #	⁶¹Pm(a,x)¹¹⁷I	⁶¹Pm(a,x)^118oI	⁶¹Pm(a,x)^118gI	⁶¹Pm(a,x)^118gI	⁶¹Pm(a,x)^118oI	⁶¹Pm(a,x)^118oI

Reaction #	⁶¹Pm(a,x)¹¹⁸I	⁶¹Pm(a,x)^119oI	⁶¹Pm(a,x)¹¹⁹I	⁶¹Pm(a,x)^120oI	⁶¹Pm(a,x)^120gI	⁶¹Pm(a,x)^120gI

Reaction #	⁶¹Pm(a,x)^120oI	⁶¹Pm(a,x)^120oI	⁶¹Pm(a,x)¹²⁰I	⁶¹Pm(a,x)^121oI	⁶¹Pm(a,x)¹²¹I	⁶¹Pm(a,x)¹⁰²Xe

Reaction #	⁶¹Pm(a,x)¹⁰³Xe	⁶¹Pm(a,x)¹⁰⁴Xe	⁶¹Pm(a,x)¹⁰⁵Xe	⁶¹Pm(a,x)¹⁰⁶Xe	⁶¹Pm(a,x)¹⁰⁷Xe	⁶¹Pm(a,x)¹⁰⁸Xe

Reaction #	⁶¹Pm(a,x)¹⁰⁹Xe	⁶¹Pm(a,x)¹¹⁰Xe	⁶¹Pm(a,x)^111oXe	⁶¹Pm(a,x)¹¹¹Xe	⁶¹Pm(a,x)^112oXe	⁶¹Pm(a,x)¹¹²Xe

Reaction #	⁶¹Pm(a,x)^113oXe	⁶¹Pm(a,x)¹¹³Xe	⁶¹Pm(a,x)^114oXe	⁶¹Pm(a,x)¹¹⁴Xe	⁶¹Pm(a,x)^115oXe	⁶¹Pm(a,x)¹¹⁵Xe

Reaction #	⁶¹Pm(a,x)^116oXe	⁶¹Pm(a,x)¹¹⁶Xe	⁶¹Pm(a,x)^117oXe	⁶¹Pm(a,x)¹¹⁷Xe	⁶¹Pm(a,x)^118oXe	⁶¹Pm(a,x)¹¹⁸Xe

Reaction #	⁶¹Pm(a,x)^119oXe	⁶¹Pm(a,x)¹¹⁹Xe	⁶¹Pm(a,x)^120oXe	⁶¹Pm(a,x)¹²⁰Xe	⁶¹Pm(a,x)^121oXe	⁶¹Pm(a,x)¹²¹Xe

Reaction #	⁶¹Pm(a,x)^122oXe	⁶¹Pm(a,x)¹²²Xe	⁶¹Pm(a,x)¹⁰⁴Cs	⁶¹Pm(a,x)¹⁰⁵Cs	⁶¹Pm(a,x)¹⁰⁶Cs	⁶¹Pm(a,x)¹⁰⁷Cs

Reaction #	⁶¹Pm(a,x)¹⁰⁸Cs	⁶¹Pm(a,x)¹⁰⁹Cs	⁶¹Pm(a,x)¹¹⁰Cs	⁶¹Pm(a,x)^111oCs	⁶¹Pm(a,x)¹¹¹Cs	⁶¹Pm(a,x)^112oCs

Reaction #	⁶¹Pm(a,x)¹¹²Cs	⁶¹Pm(a,x)^113oCs	⁶¹Pm(a,x)¹¹³Cs	⁶¹Pm(a,x)^114oCs	⁶¹Pm(a,x)¹¹⁴Cs	⁶¹Pm(a,x)^115oCs

Reaction #	⁶¹Pm(a,x)¹¹⁵Cs	⁶¹Pm(a,x)^116oCs	⁶¹Pm(a,x)^116gCs	⁶¹Pm(a,x)^116gCs	⁶¹Pm(a,x)^116mCs	⁶¹Pm(a,x)^116mCs

Reaction #	⁶¹Pm(a,x)¹¹⁶Cs	⁶¹Pm(a,x)^117oCs	⁶¹Pm(a,x)^117gCs	⁶¹Pm(a,x)^117gCs	⁶¹Pm(a,x)^117oCs	⁶¹Pm(a,x)^117oCs

Reaction #	⁶¹Pm(a,x)¹¹⁷Cs	⁶¹Pm(a,x)^118oCs	⁶¹Pm(a,x)^118gCs	⁶¹Pm(a,x)^118gCs	⁶¹Pm(a,x)^118mCs	⁶¹Pm(a,x)^118mCs

Reaction #	⁶¹Pm(a,x)¹¹⁸Cs	⁶¹Pm(a,x)^119oCs	⁶¹Pm(a,x)^119gCs	⁶¹Pm(a,x)^119gCs	⁶¹Pm(a,x)^119mCs	⁶¹Pm(a,x)^119mCs

Reaction #	⁶¹Pm(a,x)¹¹⁹Cs	⁶¹Pm(a,x)^120oCs	⁶¹Pm(a,x)^120gCs	⁶¹Pm(a,x)^120gCs	⁶¹Pm(a,x)^120oCs	⁶¹Pm(a,x)^120oCs

Reaction #	⁶¹Pm(a,x)¹²⁰Cs	⁶¹Pm(a,x)^121oCs	⁶¹Pm(a,x)^121gCs	⁶¹Pm(a,x)^121gCs	⁶¹Pm(a,x)^121mCs	⁶¹Pm(a,x)^121mCs

Reaction #	⁶¹Pm(a,x)¹²¹Cs	⁶¹Pm(a,x)^122oCs	⁶¹Pm(a,x)^122gCs	⁶¹Pm(a,x)^122gCs	⁶¹Pm(a,x)^122oCs	⁶¹Pm(a,x)^122oCs

Reaction #	⁶¹Pm(a,x)^122oCs	⁶¹Pm(a,x)^122oCs	⁶¹Pm(a,x)¹²²Cs	⁶¹Pm(a,x)^123oCs	⁶¹Pm(a,x)^123gCs	⁶¹Pm(a,x)^123gCs

Reaction #	⁶¹Pm(a,x)^123oCs	⁶¹Pm(a,x)^123oCs	⁶¹Pm(a,x)¹²³Cs	⁶¹Pm(a,x)¹⁰⁶Ba	⁶¹Pm(a,x)¹⁰⁷Ba	⁶¹Pm(a,x)¹⁰⁸Ba

Reaction #	⁶¹Pm(a,x)¹⁰⁹Ba	⁶¹Pm(a,x)¹¹⁰Ba	⁶¹Pm(a,x)^111oBa	⁶¹Pm(a,x)¹¹¹Ba	⁶¹Pm(a,x)^112oBa	⁶¹Pm(a,x)¹¹²Ba

Reaction #	⁶¹Pm(a,x)^113oBa	⁶¹Pm(a,x)¹¹³Ba	⁶¹Pm(a,x)^114oBa	⁶¹Pm(a,x)¹¹⁴Ba	⁶¹Pm(a,x)^115oBa	⁶¹Pm(a,x)¹¹⁵Ba

Reaction #	⁶¹Pm(a,x)^116oBa	⁶¹Pm(a,x)¹¹⁶Ba	⁶¹Pm(a,x)^117oBa	⁶¹Pm(a,x)¹¹⁷Ba	⁶¹Pm(a,x)^118oBa	⁶¹Pm(a,x)¹¹⁸Ba

Reaction #	⁶¹Pm(a,x)^119oBa	⁶¹Pm(a,x)¹¹⁹Ba	⁶¹Pm(a,x)^120oBa	⁶¹Pm(a,x)¹²⁰Ba	⁶¹Pm(a,x)^121oBa	⁶¹Pm(a,x)¹²¹Ba

Reaction #	⁶¹Pm(a,x)^122oBa	⁶¹Pm(a,x)¹²²Ba	⁶¹Pm(a,x)^123oBa	⁶¹Pm(a,x)¹²³Ba	⁶¹Pm(a,x)^124oBa	⁶¹Pm(a,x)¹²⁴Ba

Reaction #	⁶¹Pm(a,x)¹⁰⁹La	⁶¹Pm(a,x)¹¹⁰La	⁶¹Pm(a,x)^111oLa	⁶¹Pm(a,x)¹¹¹La	⁶¹Pm(a,x)^112oLa	⁶¹Pm(a,x)¹¹²La

Reaction #	⁶¹Pm(a,x)^113oLa	⁶¹Pm(a,x)¹¹³La	⁶¹Pm(a,x)^114oLa	⁶¹Pm(a,x)¹¹⁴La	⁶¹Pm(a,x)^115oLa	⁶¹Pm(a,x)¹¹⁵La

Reaction #	⁶¹Pm(a,x)^116oLa	⁶¹Pm(a,x)¹¹⁶La	⁶¹Pm(a,x)^117oLa	⁶¹Pm(a,x)¹¹⁷La	⁶¹Pm(a,x)^118oLa	⁶¹Pm(a,x)¹¹⁸La

Reaction #	⁶¹Pm(a,x)^119oLa	⁶¹Pm(a,x)¹¹⁹La	⁶¹Pm(a,x)^120oLa	⁶¹Pm(a,x)¹²⁰La	⁶¹Pm(a,x)^121oLa	⁶¹Pm(a,x)¹²¹La

Reaction #	⁶¹Pm(a,x)^122oLa	⁶¹Pm(a,x)¹²²La	⁶¹Pm(a,x)^123oLa	⁶¹Pm(a,x)¹²³La	⁶¹Pm(a,x)^124oLa	⁶¹Pm(a,x)^124gLa

Reaction #	⁶¹Pm(a,x)^124gLa	⁶¹Pm(a,x)^124mLa	⁶¹Pm(a,x)^124mLa	⁶¹Pm(a,x)¹²⁴La	⁶¹Pm(a,x)^125oLa	⁶¹Pm(a,x)^125gLa

Reaction #	⁶¹Pm(a,x)^125gLa	⁶¹Pm(a,x)¹²⁵ⁿLa	⁶¹Pm(a,x)¹²⁵ⁿLa	⁶¹Pm(a,x)¹²⁵La	⁶¹Pm(a,x)^111oCe	⁶¹Pm(a,x)¹¹¹Ce

Reaction #	⁶¹Pm(a,x)^112oCe	⁶¹Pm(a,x)¹¹²Ce	⁶¹Pm(a,x)^113oCe	⁶¹Pm(a,x)¹¹³Ce	⁶¹Pm(a,x)^114oCe	⁶¹Pm(a,x)¹¹⁴Ce

Reaction #	⁶¹Pm(a,x)^115oCe	⁶¹Pm(a,x)¹¹⁵Ce	⁶¹Pm(a,x)^116oCe	⁶¹Pm(a,x)¹¹⁶Ce	⁶¹Pm(a,x)^117oCe	⁶¹Pm(a,x)¹¹⁷Ce

Reaction #	⁶¹Pm(a,x)^118oCe	⁶¹Pm(a,x)¹¹⁸Ce	⁶¹Pm(a,x)^119oCe	⁶¹Pm(a,x)¹¹⁹Ce	⁶¹Pm(a,x)^120oCe	⁶¹Pm(a,x)¹²⁰Ce

Reaction #	⁶¹Pm(a,x)^121oCe	⁶¹Pm(a,x)¹²¹Ce	⁶¹Pm(a,x)^122oCe	⁶¹Pm(a,x)¹²²Ce	⁶¹Pm(a,x)^123oCe	⁶¹Pm(a,x)¹²³Ce

Reaction #	⁶¹Pm(a,x)^124oCe	⁶¹Pm(a,x)¹²⁴Ce	⁶¹Pm(a,x)^125oCe	⁶¹Pm(a,x)¹²⁵Ce	⁶¹Pm(a,x)^126oCe	⁶¹Pm(a,x)¹²⁶Ce

Reaction #	⁶¹Pm(a,x)^113oPr	⁶¹Pm(a,x)¹¹³Pr	⁶¹Pm(a,x)^114oPr	⁶¹Pm(a,x)¹¹⁴Pr	⁶¹Pm(a,x)^115oPr	⁶¹Pm(a,x)¹¹⁵Pr

Reaction #	⁶¹Pm(a,x)^116oPr	⁶¹Pm(a,x)¹¹⁶Pr	⁶¹Pm(a,x)^117oPr	⁶¹Pm(a,x)¹¹⁷Pr	⁶¹Pm(a,x)^118oPr	⁶¹Pm(a,x)¹¹⁸Pr

Reaction #	⁶¹Pm(a,x)^119oPr	⁶¹Pm(a,x)¹¹⁹Pr	⁶¹Pm(a,x)^120oPr	⁶¹Pm(a,x)¹²⁰Pr	⁶¹Pm(a,x)^121oPr	⁶¹Pm(a,x)¹²¹Pr

Reaction #	⁶¹Pm(a,x)^122oPr	⁶¹Pm(a,x)¹²²Pr	⁶¹Pm(a,x)^123oPr	⁶¹Pm(a,x)¹²³Pr	⁶¹Pm(a,x)^124oPr	⁶¹Pm(a,x)¹²⁴Pr

Reaction #	⁶¹Pm(a,x)^125oPr	⁶¹Pm(a,x)¹²⁵Pr	⁶¹Pm(a,x)^126oPr	⁶¹Pm(a,x)¹²⁶Pr	⁶¹Pm(a,x)^127oPr	⁶¹Pm(a,x)¹²⁷Pr

Reaction #	⁶¹Pm(a,x)^115oNd	⁶¹Pm(a,x)¹¹⁵Nd	⁶¹Pm(a,x)^116oNd	⁶¹Pm(a,x)¹¹⁶Nd	⁶¹Pm(a,x)^117oNd	⁶¹Pm(a,x)¹¹⁷Nd

Reaction #	⁶¹Pm(a,x)^118oNd	⁶¹Pm(a,x)¹¹⁸Nd	⁶¹Pm(a,x)^119oNd	⁶¹Pm(a,x)¹¹⁹Nd	⁶¹Pm(a,x)^120oNd	⁶¹Pm(a,x)¹²⁰Nd

Reaction #	⁶¹Pm(a,x)^121oNd	⁶¹Pm(a,x)¹²¹Nd	⁶¹Pm(a,x)^122oNd	⁶¹Pm(a,x)¹²²Nd	⁶¹Pm(a,x)^123oNd	⁶¹Pm(a,x)¹²³Nd

Reaction #	⁶¹Pm(a,x)^124oNd	⁶¹Pm(a,x)¹²⁴Nd	⁶¹Pm(a,x)^125oNd	⁶¹Pm(a,x)¹²⁵Nd	⁶¹Pm(a,x)^126oNd	⁶¹Pm(a,x)¹²⁶Nd

Reaction #	⁶¹Pm(a,x)^127oNd	⁶¹Pm(a,x)¹²⁷Nd	⁶¹Pm(a,x)^128oNd	⁶¹Pm(a,x)¹²⁸Nd	⁶¹Pm(a,x)^117oPm	⁶¹Pm(a,x)¹¹⁷Pm

Reaction #	⁶¹Pm(a,x)^118oPm	⁶¹Pm(a,x)¹¹⁸Pm	⁶¹Pm(a,x)^119oPm	⁶¹Pm(a,x)¹¹⁹Pm	⁶¹Pm(a,x)^120oPm	⁶¹Pm(a,x)¹²⁰Pm

Reaction #	⁶¹Pm(a,x)^121oPm	⁶¹Pm(a,x)¹²¹Pm	⁶¹Pm(a,x)^122oPm	⁶¹Pm(a,x)¹²²Pm	⁶¹Pm(a,x)^123oPm	⁶¹Pm(a,x)¹²³Pm

Reaction #	⁶¹Pm(a,x)^124oPm	⁶¹Pm(a,x)¹²⁴Pm	⁶¹Pm(a,x)^125oPm	⁶¹Pm(a,x)¹²⁵Pm	⁶¹Pm(a,x)^126oPm	⁶¹Pm(a,x)¹²⁶Pm

Reaction #	⁶¹Pm(a,x)^127oPm	⁶¹Pm(a,x)¹²⁷Pm	⁶¹Pm(a,x)^128oPm	⁶¹Pm(a,x)¹²⁸Pm	⁶¹Pm(a,x)^129oPm	⁶¹Pm(a,x)¹²⁹Pm

Reaction #	⁶¹Pm(a,x)^119oSm	⁶¹Pm(a,x)¹¹⁹Sm	⁶¹Pm(a,x)^120oSm	⁶¹Pm(a,x)¹²⁰Sm	⁶¹Pm(a,x)^121oSm	⁶¹Pm(a,x)¹²¹Sm

Reaction #	⁶¹Pm(a,x)^122oSm	⁶¹Pm(a,x)¹²²Sm	⁶¹Pm(a,x)^123oSm	⁶¹Pm(a,x)¹²³Sm	⁶¹Pm(a,x)^124oSm	⁶¹Pm(a,x)¹²⁴Sm

Reaction #	⁶¹Pm(a,x)^125oSm	⁶¹Pm(a,x)¹²⁵Sm	⁶¹Pm(a,x)^126oSm	⁶¹Pm(a,x)¹²⁶Sm	⁶¹Pm(a,x)^127oSm	⁶¹Pm(a,x)¹²⁷Sm

Reaction #	⁶¹Pm(a,x)^128oSm	⁶¹Pm(a,x)¹²⁸Sm	⁶¹Pm(a,x)^129oSm	⁶¹Pm(a,x)¹²⁹Sm	⁶¹Pm(a,x)^130oSm	⁶¹Pm(a,x)¹³⁰Sm

Reaction #	⁶¹Pm(a,x)^121oEu	⁶¹Pm(a,x)¹²¹Eu	⁶¹Pm(a,x)^122oEu	⁶¹Pm(a,x)¹²²Eu	⁶¹Pm(a,x)^123oEu	⁶¹Pm(a,x)¹²³Eu

Reaction #	⁶¹Pm(a,x)^124oEu	⁶¹Pm(a,x)¹²⁴Eu	⁶¹Pm(a,x)^125oEu	⁶¹Pm(a,x)¹²⁵Eu	⁶¹Pm(a,x)^126oEu	⁶¹Pm(a,x)¹²⁶Eu

Reaction #	⁶¹Pm(a,x)^127oEu	⁶¹Pm(a,x)¹²⁷Eu	⁶¹Pm(a,x)^128oEu	⁶¹Pm(a,x)¹²⁸Eu	⁶¹Pm(a,x)^129oEu	⁶¹Pm(a,x)¹²⁹Eu

Reaction #	⁶¹Pm(a,x)^130oEu	⁶¹Pm(a,x)¹³⁰Eu	⁶¹Pm(a,x)^131oEu	⁶¹Pm(a,x)¹³¹Eu