Laser‐Based Selective Heating of PET and PP Preforms via Spectral Matching and Light‐Trapping Surface Microstructures. - Lin, Jie; Cheng, Yijing; Luo, Jiaming; Xu, Yuhui; Liu, Mingjun; Li, Jinze; Zhu, Shenghua; Yin, Xiongfei (Polymer Engineering & Science, 2026)