Short films of quasistatic crack formation

 

    1. 100x100, s=0.1, kappa=3, K=1, initial broken bond (bb)=10 (1.2MB)
    2. 100x100, s=0.1, kappa=4, K=1: initial broken bond=0, catastrophic(161KB)
    3. 100x100, s=0.1, kappa=6, K=1, initial bb=10 (1MB)
    4. 100x100, s=0.1, kappa=6, K=1, initial bb=0, catastrophic(812KB)
    5. 100x100, s=0.1, kappa=1, K=2: isolated diffusive cracks(950KB)
    6. 100x100, s=0.1, kappa=0.5, K=3: isolated diffusive cracks, small strain (1.6MB)
    7. 100x100, s=0.2, kappa=0.5, K=3, semi-isolated growth of diffusive cracks at small strain (1.5MB)
    8. 100x100, s=0.3, kappa=0.5, K=3, semi-connected growth of diffusive cracks at moderate strain (1.5MB)
    9. 100x100, s=0.5, kappa=0.5, K=3, connected growth of diffusive cracks at large strain (1.7MB)
    10. 100x100, s=0.1, kappa=0.5, K=5: straight cracks appear (1.5MB)
    11. 100x100, s=0.1, kappa=0.5, K=9: a mix of straight & diffusive (788KB)
    12. 100x100, s=0.1, kappa=0.5, K=20: straight cracks dominate (776KB)
    13. 100x300, s=0.1, kappa=1, K=1 to 15, a tilted sample (1.7MB)
    14. 100x300, s=0.05, kappa=1, K=1 to 10, another tilted sample (759KB)
    15. 100x100, s=0.5, kappa=1, K=2, straight/diffusive cracks at large strain (1.7MB)
    16. 100x100, s=0.5, kappa=1, K=2, small region at 1 frame/step to show details of crack growth(4.2MB)
    17. 200x200, s=0.05, kappa=1.5, K=2, a fine network of diffusive cracks (183KB)
    18. 200x200, s=0.1, kappa=1.5, K=2, diffusive with some straight ones, resembling mud cracks (217KB)
    19. 200x200, s=0.05, kappa=2, K=2, going from kappa=1.5 to 2 gives more straight cracks (165KB)


    1. Alcohol, thin sample 0.8mm: instantaneous diffusive network with front (445KB)
    2. Alcohol, 4mm: network with front (757KB)
    3. Alcohol, 8.3mm: straight cr/cks (263KB), then diffusive network.(877KB)
    4. Alcohol, 5x magnified: very thin sample, from evaporation to fragmentation.(487KB)
    5. Alcohol, 5x magnified: thin sample, slow appearance of cracks with slippings.(733KB)
    6. Alcohol, 10x magnified: details at crack surface showing grains and slippings. (471KB)
    7. Water, still pictures of final configurations at various drying conditions and thickness.

 

 


Last updated October 2, 2002 ©KtL