Localized anion rattlers in kink-twisted ladders induce avoided-crossing modes and phonon coherence in binary Nowotny chimney laddersRemoveJingyu Li, Liuming Wei, Juping Xu, Yuanguang Xia, Huaican Chen, Ting Liu, Yan Li, Peng-Fei Liu, and Wen YinPhys. Rev. Materials 9, 074601 (2025)