Orbital-selective Mottness Driven by Geometric Frustration of Interorbital Hybridization in Pr4Ni3O10
通过将高分辨率角分辨光电子能谱与理论计算相结合,本研究揭示了 Pr4Ni3O10 中轨道间杂化(interorbital hybridization)的几何受挫驱动了一种轨道选择性莫特相(orbital-selective Mott phase),该相以非相干的平坦 dz2 能带和相干的色散 dx2−y2 能带为特征,为理解三层镍氧化物中的关联态与超导电性提供了一个结构控制参数。
Yidian Li, Mingxin Zhang, Xian Du, Cuiying Pei, Jieyi Liu, Houke Chen, Wenxuan Zhao, Kaiyi Zhai, Yinqi Hu, Senyao Zhang, Jiawei Shao, Mingxin Mao, Yantao Cao, Jinkui Zhao, Zhengtai Li, Dawei Shen, Yao (…)2026-02-04🔬 cond-mat