Circular Polymer Designed by Regulating Entropy: Spiro-Valerolactone-Based Polyesters with High Gas Barriers and Adhesion Strength - Cui-Ting Han; Kai Ma; Zhen Zhang; Ryan W. Clarke; Ravikumar R. Gowda; Tie-Qi Xu; Eugene Y.-X. Chen (Journal of the American Chemical Society, 2025)