*HEADING
: UNIAX TENSION, DISPL CONTROL, 2D, CAX4, NULCEATION OF VOIDS
*NODE
 1, 0. , 0.
 2, 1. , 0.
 3, 1. , 1.
 4, 0. , 1.
*ELEMENT,TYPE=CAX4,ELSET=ONE
    1,    1, 2, 3, 4
*BOUNDARY
 1 , 2,2, 0.
 2 , 2,2, 0.
*NSET,NSET=TOP
 3 , 4
*SOLID SECTION,MATERIAL=BLOCK,ELSET=ONE
*MATERIAL,NAME=BLOCK
*ELASTIC
300.,0.3
*PLASTIC
 1.0000000, 0.0000
 1.7411011, 0.0500
 2.7276924, 0.5000
 2.9950454, 0.8000
*POROUS METAL PLASTICITY, RELATIVE DENSITY=0.95
**q1, q2 , q3 [above line D_0 = 1 - f_0 = 0.95]
1.5 , 1.0,2.25
*VOID NUCLEATION
**eN, sN  , fN
0.3 , 0.1 , 0.04
*STEP,INC=400,NLGEOM
*STATIC
 .01 , 1. , , .01
*BOUNDARY
 TOP , 2,2 , .5
*EL PRINT, FREQUENCY=10
S, 
E, 
PE, 
VVF,VVFG,VVFN
*NODE PRINT,FREQUENCY=10
U, 
RF, 
*OUTPUT,FIELD,FREQ=10
*ELEMENT OUTPUT
S,
PE,
E,
VVF,VVFG,VVFN
*OUTPUT,FIELD,FREQ=10
*NODE OUTPUT
U,
RF,
*END STEP