Be = atof(xbt_dynar_get_as(radical_elements, 0, char *));
Bs = atof(xbt_dynar_get_as(radical_elements, 1, char *));
ys = atof(xbt_dynar_get_as(radical_elements, 2, char *));
Be = atof(xbt_dynar_get_as(radical_elements, 0, char *));
Bs = atof(xbt_dynar_get_as(radical_elements, 1, char *));
ys = atof(xbt_dynar_get_as(radical_elements, 2, char *));