Issue 70

H. Siguerdjidjene et alii, Frattura ed Integrità Strutturale, 70 (2024) 1-23; DOI: 10.3221/IGF-ESIS.70.01

[52] Jin, Z. H. and Batra, R. C. (1996). Some basic fracture mechanics concepts in functionally graded materials. Journal of the Mechanics and Physics of Solids, 44(8), pp. 1221-1235. DOI: 10.1016/0022-5096(96)00041-5. [53] Surya, M. S. and Prasanthi, G. (2019). Manufacturing and mechanical behavior of (Al/SiC) functionally graded material using powder metallurgy technique. Int J Innov Technol Expl Eng (IJITEE), 8(9), pp. 1835-1839. DOI: 10.35940/ijitee.I8215.078919

A PPENDIX : P ROGRAM FOR FGM

************************************************************************ ** USDFLD FOR FGM ** HOUARI AMIN ** University of Boumerdes ** E ‐ mail: a.houari@univ ‐ boumerdes.dz ** Predicting damage in notched functionally graded materials plates ** Through extended finite element method based on computational simulations (2024) ************************************************************************ SUBROUTINE USDFLD(FIELD,STATEV,PNEWDT,DIRECT,T,CELENT, 1 TIME,DTIME,FGM,AMIN,NFIELD,NSTATV,NOEL,NPT,LAYER, 2 KSPT,KSTEP,KINC,NDI,NSHR,COORD,JMAC,JMATYP,MATLAYO,LACCFLA) C INCLUDE 'ABA_PARAM.INC' C CHARACTER *80 CMNAME,ORNAME CHARACTER *3 FLGRAY(15) DIMENSION FIELD(NFIELD),STATEV(NSTATV),DIRECT(3,3), 1 T(3,3),TIME(2) DIMENSION ARRAY(15),JARRAY(15),JMAC(*),JMATYP(*),COORD(*) C DIMENSION INTV(1),REALV(1)

Z=COORD(3) ** Z: defines in our program the coordinate of the declared area.

C READ X COORDONE FIELD(1) = Z RETURN END

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