Unveiling in-plane and out-of-plane phonon anisotropy in NbIrTe4 through polarization-resolved Raman spectroscopy. - Ting Wen; Yalan Wang; Shuang Cai; Ziluo Su; Jiaqi Wu; Jiaze Qin; Chenyin Jiao; Zejuan Zhang; Zenghui Wang 006; Shenghai Pei (Sci. China Inf. Sci., 2026)