Research Article
Generation of R-Curve from 4ENF Specimens: An Experimental Study
Table 1
Influence of fiber volume fraction on mode II toughness [
21].
| Range of fiber volume fraction, | Initiation toughness (kJ/m2) | Propagation toughness (kJ/m2) | Mean (SD) | Mean (SD) |
| 40–45% | 2.13 (0.07) | 3.04 (0.45) | >55% | 0.98 (0.18) | 1.64 (0.35) |
|
|