*heading
*node
1,0.,0.
2,1.,0.
*element,type=t3d2,elset=one
1,1,2
*solid section,elset=one,material=low_density_foam
1.
*MATERIAL,NAME=low_density_foam
*DENSITY
 5.0000e-010,
*HYPERFOAM, N=3
-1048.43,0.3025,532.20,0.3958,517.027,0.2135,0.2,0.2,
0.2
*MULLINS EFFECT
1.75,0.3,0.6
*boundary
1,1,3,
*nset,nset=ndisp
2
*step,nlgeom
*static
5.0e-4,1.0e-2,,5.0e-4
*boundary
NDISP,1,1,0.5
*OUTPUT,FIELD, VARIABLE=PRESELECT
*OUTPUT, HISTORY, VARIABLE=PRESELECT
*ELEMENT OUTPUT, ELSET=one
 S11, LE11, NE11, ENER
*NODE OUT, NSET=NDISP
 RF1
*ENERGY OUTPUT
 ALLDMD
*END STEP
*STEP,NLGEOM
 UNLOADING
*STATIC
5.0e-4,1.0e-2,,5.0e-4
*BOUNDARY,OP=NEW
 1,1,3,
 NDISP,1,1,0.
*END STEP
*step,nlgeom
*static
5.0e-4,1.0e-2,,5.0e-4
*boundary,op=new
1,1,3,
NDISP,1,1,1.0
*end step
*STEP,NLGEOM
 UNLOADING
*STATIC
5.0e-4,1.0e-2,,5.0e-4
*BOUNDARY,OP=NEW
 1,1,3,
 NDISP,1,1,0.
*END STEP