In recent years, composite materials have gained popularity in numerous high-tech and
engineering applications, owing to their outstanding physico-mechanical properties. They …

The cohesive element (CE) has been widely used to model delamination in laminated
composites. The penalty stiffness, interfacial strength and fracture toughness are three CE …

The delamination in curved composite laminates is one of the main defects, especially in
aerospace structures. To optimize the design of the delaminated composite panels under …

Wool fiber is soft, durable, safe in nature, and has high wear and tear resistance. It has good
characteristics such as elasticity, resilience, poor resistance to alkalis with good resistance …

One of the main methods for improving the strength of the notched laminates, which are
commonly used in the engineering structures, is to employ a stringer in a proper …

In the notched structures, to achieve maximum buckling resistance in comparison with
structural weight, the optimal design of a stiffener is very important. In this research, after a …

Complex failure modes of carbon fiber reinforced polymer (CFRP) composites create
significant challenges for CFRP components' progressive damage analysis (PDA). Though …

To increase the use of polymeric structural composites, a major issue is to properly account
for intra-laminar failure mechanisms, such as fiber kinking induced under compression. We …

In order to model the progressive failure of laminates under tensile load, the finite element
model adopting the floating node method combined with In-Situ effect strength theory is …

The multiscale model based on micro-mechanics failure theory is modified to consider
complex internal structures, including a fiber random arrangement pattern and interface with …