Dual-Antisite Defects and Domain Structures Synergistically Boosting a Record-High ZT > 2.0 in Chalcopyrite Cu 0.7 Ag 0.3 Ga 1– x In x Te 2 ( x = 0–0.5) - Ting Xu; Wei Bai; Mi Qin; Lulu Huang; Yu Liu; Shenghui Wang; Zhou Li; Zhixiang Yuan; Hongxing Xin; Di Li; Zhulin Huang; Ping Chen; et al. (Journal of the American Chemical Society, 2026)