[Retracted] Effect of Aluminium Tetrahydrate Nanofiller Addition on the Mechanical and Thermal Behaviour of Luffa Fibre-Based Polyester Composites under Cryogenic Environment

Figure 11

Microstructural analysis of nanocomposites at cryogenic durations of (a) 15 min, (b) 30 min, and (c) 45 min.

(a)

(b)

(c)