*HEADING
 : TWO INFINITLY LONG PARRALLEL PLATES W/DIFFERING WIDTHS CENTERLINES PERP
 TWO ELEMENTS TOTAL
*NODE,NSET=BASE1
1,0.,0.,-5.
2,8.,0.,-5.
3,8.,8.,-5.
4,0.,8.,-5.
*NCOPY,CHANGE NUMBER=10,OLD SET=BASE1,SHIFT
0.,0.,5.

*NODE,NSET=BASE2
21,1.5,0.,8.
22,6.5,0.,8.
23,6.5,8.,8.
24,1.5,8.,8.
*NCOPY,CHANGE NUMBER=10,OLD SET=BASE2,SHIFT
0.,0.,5.

*NSET,NSET=BASE3,GEN
31,34
*ELEMENT,TYPE=DC3D8,ELSET=EALL
1,1,2,3,4,11,12,13,14
2,21,22,23,24,31,32,33,34
*SOLID SECTION,ELSET=EALL,MATERIAL=ALU
*MATERIAL,NAME=ALU
*CONDUCTIVITY
237., 
*DENSITY
2702., 
*SPECIFIC HEAT
903., 
*surface,NAME=SURF1,PROPERTY=PROP1
1,S2
2,S1
*CAVITY DEFINITION,NAME=CAV1,AMB=300
SURF1, 
*SURFACE PROPERTY,NAME=PROP1
*EMISSIVITY
0.76, 
*PHYSICAL CONSTANTS,STEFANB=5.67E-08,ABSOLUTE ZERO=0.0
**
*RESTART,WRITE,FREQ=5
*STEP,INC=20
 HEAT TRANSTER TEST 1.0
*HEAT TRANSFER,STEADY STATE
1.,1.
*RADIATION VIEWFACTOR,REFLECTION=YES,VTOL=.001,SYMMETRY=SYMM1
*RADIATION SYMMETRY,NAME=SYMM1
*PERIODIC,TYPE=3D,NR=15
0.,0.,0.,1.,0.,0.
0.,0.,1.,0.,8.,0.,
*BOUNDARY
BASE1,11,,1000.
BASE3,11,,300.
*NODE PRINT
NT,COORD
*NODE FILE
NT, 
*OUTPUT,FIELD
*NODE OUTPUT
NT,
*RADIATION PRINT 
RADFL,RADFLA,RADTL,RADTLA,VFTOT,FTEMP
*RADIATION FILE
RADFL,RADFLA,RADTL,RADTLA,VFTOT,FTEMP
*OUTPUT,FIELD
*RADIATION OUTPUT
RADFL,RADFLA,RADTL,RADTLA,VFTOT,FTEMP
*END STEP