4 citations · 8 across the 13 of their papers we have counts for
15 papers
Quantum Geometry-Driven RKKY: From Flat to Dispersive Bands
Zhenggang Zhou, Chuang Li, Lun-Hui Hu
In flat-band systems, quantum metric bounds physical observables like superfluid weight and coherence length, suggesting a single geometric scale for spatial correlations. Here, we…
Andreev Reflection to Probe Momentum-Dependent Spin Polarization in Altermagnet CrSb
Yan Zhang, Yixuan Luo, Yue Yang +7
Altermagnetic materials have recently emerged as promising candidates for next-generation spintronic applications, characterized by the k-dependent spin-splitted band structure and…
Mixed-Parity Altermagnetism in Collinear Spin-Orbital Magnets
Zheng-Yang Zhuang, Jin-Xin Hu, Song-Bo Zhang +2
Altermagnetism has so far mainly been understood in its even- and odd-parity forms. We show that collinear antiferromagnets with zero net magnetization can also host mixed-parity s…
Visualizing spin-polarization of an altermagnet KVSeO via spin-selective tunneling
Guofei Yang, Chuang Li, Chengwei Wang +16
Altermagnetism, a recently identified magnetic phase that combines vanishing net magnetization with momentum-dependent spin splitting, challenges the conventional dichotomy between…
Altermagnetic Even-Odd Effects in CsVTeO Josephson Junctions
Chuang Li, Jin-Xing Hou, Shuai-Ling Zhu +5
The interplay between conventional superconductivity and unconventional magnetism offers an exciting platform for realizing exotic superconducting phenomena. Here, we investigate J…
Van Hove singularity-induced multiple magnetic transitions in multi-orbital systems
Chen Lu, Lun-Hui Hu
Van Hove singularities (VHSs) amplify electronic correlations, providing a crucial platform for discovering novel quantum phase transitions. Here, we show that VHSs in multi-orbita…
Field-free Josephson diode and tunable -junction in chiral kagome antiferromagnets
Jin-Xing Hou, Chuang Li, Lun-Hui Hu +1
The recent realization of superconducting proximity effect in chiral antiferromagnets (cAFMs) opens a new route to nonreciprocal superconducting transport of fundamental interest a…
Observation of hidden altermagnetism in CsVTeO
Guowei Yang, Ruihan Chen, Changchao Liu +25
Altermagnets are characterized by anisotropic band/spin splittings in momentum space, dictated by their spin-space group symmetries. However, the real-space modulations of altermag…
Inter-orbital spin-triplet superconductivity from altermagnetic fluctuations
Chen Lu, Chuang Li, Chao Cao +3
Altermagnetic (AM) fluctuations are a new class of collinear spin fluctuations whose role in mediating superconductivity faces a fundamental tension: their -point peak favors in…
Breakdown of Stoner Ferromagnetism by Intrinsic Altermagnetism
Chen Lu, Chao Cao, Huiqiu Yuan +2
The Stoner criterion for ferromagnetism arises from interaction-driven asymmetric filling of spin bands, requiring that the spin susceptibility: (i) peaks dominantly at $\mathbf{Q}…
Spin-Orbital Altermagnetism
Zi-Ming Wang, Yang Zhang, Song-Bo Zhang +4
Altermagnet is a newly discovered magnetic phase, characterized by non-relativistic spin-splitting that has been experimentally observed. Here, we introduce a framework dubbed {\it…
Spin-Polarized Josephson Supercurrent in Nodeless Altermagnets
Chuang Li, Jin-Xing Hou, Fu-Chun Zhang +2
Long-range propagation of equal-spin triplet Cooper pairs typically occurs in ferromagnet/-wave superconductor junctions, where net magnetization plays a crucial role. Here, we…
Spin triplet pairing by suppressing altermagnetism
Xin Ma, Siqi Wu, Zilong Li +3
The interplay between unconventional superconductivity and altermagnetic order has attracted much attention. In particular, whether spin-triplet superconductivity can be achieved b…
Spin-Valley Locking and Pure Spin-Triplet Superconductivity in Noncollinear Antiferromagnets Proximitized to Conventional Superconductors
Song-Bo Zhang, Lun-Hui Hu, Qian Niu +1
Unconventional antiferromagnets with spin-split bands, such as noncollinear magnets and the recently discovered altermagnets, serve as new constituents to explore unconventional su…
Finite-momentum mixed singlet-triplet pairing in chiral antiferromagnets induced by even-parity spin texture
Song-Bo Zhang, Lun-Hui Hu
Non-relativistic spin-splitting in unconventional antiferromagnets has garnered much attention for its promising spintronic applications and open fundamental questions. Here, we un…