22–25 May 2018
UNIS
Europe/Oslo timezone

Measuring La(p,x) Cross Sections from 35-60 MeV by Stacked Foil Activation

Not scheduled
15m
UNIS

UNIS

Longyearbyen 9170 Svalbard Norway

Speaker

Jonathan Morrell (University of California, Berkeley)

Description

In this experiment we use the stacked foil activation technique to measure cross sections for the $^{nat}$La(p,x) reaction, with proton energies in the 35-60 MeV range. The primary motivation for this measurement is to quantify the production of $^{134}$Ce, a positron-emitting analogue of the medical isotope $^{225}$Ac, which has applications for kinetic bio-distribution assays of new radio-pharmaceuticals. The results of this measurement show significant deviations from the cross sections modeled by the TALYS and EMPIRE nuclear reaction codes using default parameters. There are no previous measurements of this reaction for comparison.

Author

Jonathan Morrell (University of California, Berkeley)

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