*HEADING
: Damped oscillations [CPS6,CPS8]
*NODE,NSET=NALL
1,
7,0.,1.5
801,8.,
807,8.,1.5
*NGEN,NSET=NL
1,7,1
*NGEN,NSET=NR
801,807,1
*NFILL
NL,NR,8,100
*ELEMENT,TYPE=CPS6,ELSET=EALL
1,1,201,203,101,202,102
5,201,401,203,301,302,202
9,1,203,3,102,103,2
13,203,401,403,302,402,303
*ELEMENT,TYPE=CPS8,ELSET=EALL
17,3,203,205,5,103,204,105,4
*ELGEN,ELSET=EALL
1,2,400,1,2,4,2
5,2,400,1,2,4,2
9,2,400,1,2,4,2
13,2,400,1,2,4,2
17,4,200,1
*ELSET,ELSET=E1
6,10,
*SOLID SECTION,MATERIAL=A1, ELSET=EALL
1.0, 
*MATERIAL,NAME=A1
*ELASTIC,TYPE=ISOTROPIC
30.0E6,0.3
*DENSITY
10., 
*ELSET,ELSET=LOAD
14,20,16
*BOUNDARY
NL,1,2
*STEP
*FREQUENCY, eigensolver=lanczos, SIM=NO
3, , 
*MODAL FILE
*END STEP
*STEP,PERTURBATION
*STATIC
*CLOAD
801,2,-100000.
*EL PRINT
S,
E,
*NODE PRINT
U,
*NODE FILE
U,
*OUTPUT, FIELD, FREQ=999
*ELEMENT OUTPUT, ELSET=E1
 S,
*OUTPUT, FIELD, FREQ=999
*ELEMENT OUTPUT, POSITION=NODES, ELSET=E1
 S,E,
*ELEMENT OUTPUT
 S,E,
*NODE OUTPUT
 U,
*END STEP
*STEP
*MODAL DYNAMIC,CONTINUE=YES
0.01,1.
*MODAL DAMPING
1,3,0.2,0.4
*CLOAD,OP=NEW
*EL PRINT,FREQ=999
S,
*NODE PRINT,FREQ=25
U,
*NODE FILE, FREQ=25
U,
*OUTPUT, FIELD, FREQ=25
*ELEMENT OUTPUT, ELSET=E1
 S,
*OUTPUT, FIELD, FREQ=25
*ELEMENT OUTPUT, POSITION=NODES, ELSET=E1
 S,E,
*ELEMENT OUTPUT
 S,E,
*OUTPUT, FIELD, FREQ=25
*NODE OUTPUT
 U,
*END STEP