Research on Pure Modes I and II and Mixed-Mode (I/II) Fracture Toughness of Geopolymer Fiber-Reinforced Concrete

<div>Mode II fracture toughness of specimens under 28.83° loading.</div>

Advances in Civil Engineering

Figure 10: Research on Pure Modes I and II and Mixed-Mode (I/II) Fracture Toughness of Geopolymer Fiber-Reinforced Concrete 