Research Article
Generation of R-Curve from 4ENF Specimens: An Experimental Study
Table 5
Experimental delamination fracture energy from literatures.
| | Material | Initiation (J/m2) | Propagation (J/m2) | | ENF | ELS | ONF | 4ENF | ENF | ELS | ONF | 4ENF |
| | Carbon/epoxy [33] | — | — | — | 610 | — | — | — | 1160 | Carbon/epoxy [40]
IM7/8552 | — | — | — | 1334 | — | — | — | — | Glass/epoxy [40]
S2/8552 | — | — | — | 1759 | — | — | — | — | | Glass/epoxy [41] | 2115 | — | — | — | — | — | — | — | | Glass/polyester [42] | — | 713 | 730 | — | — | — | 2787 | — | | Glass/polyester [43] | 496 | — | — | — | — | — | — | — | | Carbon/PEEK [44] | — | 1730 | — | — | — | 2890 | — | — | | Carbon/PES [45] | — | 1250 | — | — | — | 1850 | — | — | | C/HG9106 [46] | 335 | 565 | — | — | — | 800 | — | — | | Graphite/epoxy [47] | 875 | — | — | — | — | — | — | — | | T300/976 [48] | 450 | — | — | — | — | — | — | — | | IM7/977-2 [48] | 994 | — | — | — | — | — | — | — | | IM7/977-2 [49] | 910 | — | — | — | — | — | — | — | | Glass/polyprop. [18] | 3800 | — | — | — | — | — | — | — | | CYCOM 982 [50] | 1850 | — | — | — | — | — | — | — | | APC-2 [50] | 2730 | — | — | — | — | — | — | — |
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