Sulfur Vacancy Boosts Light-Driven C–N Coupling in Upcycling of Polylactic Acid to Alanine - Yuqi Zhang; Tingting Fan; Xia-Guang Zhang; Zhou Chen; Zhiwei Hu; Ting-Shan Chan; Xiaodong Yi; Xiaoqing Huang (Journal of the American Chemical Society, 2025)