Two types of gel films—denoted as PVA–AA–WP5 (HF-1) and PVA–WP5 (HF-2)—were fabricated using an amphiphilic carboxylated pillararene (WP5), poly(vinyl alcohol) (PVA), and adipic acid (AA) as the primary building blocks....
Gan et al. (Thu,) studied this question.