490 citations · 1.5k across the 22 of their papers we have counts for
22 papers
Strain-stabilized altermagnetism and conductivity anisotropy in FeSb2
Masoumeh Davoudiniya, Alyssa M. Kennedy, Amy Y. Liu +1
We show that FeSb2 experiences a transition from a conventional antiferromagnet to an altermagnet when tensile strain is applied. In the altermagnetic phase, the lifted Kramers deg…
Spin scattering and Hall effects in monolayer Fe3GeTe2
Luyan Yu, Jie-Xiang Yu, Jiadong Zang +3
We theoretically show that the carrier transport in monolayer Fe3GeTe2 experiences a transition between anomalous Hall effect and spin Hall effect when the spin polarization of dis…
Machine-Learning Recognition of Dzyaloshinskii-Moriya Interaction from Magnetometry
Bradley J. Fugetta, Zhijie Chen, Dhritiman Bhattacharya +4
The Dzyaloshinskii-Moriya interaction (DMI), which is the antisymmetric part of the exchange interaction between neighboring local spins, winds the spin manifold and can stabilize…
Experimental observation of one-dimensional motion of interstitial skyrmion in FeGe
Dongsheng Song, Weiwei Wang, Jie-Xiang Yu +11
The interplay between dimensionality and topology manifests in magnetism via both exotic texture morphology and novel dynamics. A free magnetic skyrmion exhibits the skyrmion Hall…
3D Interconnected Magnetic Nanowire Networks as Potential Integrated Multistate Memristors
Dhritiman Bhattacharya, Zhijie Chen, Christopher J. Jensen +6
Interconnected magnetic nanowire (NW) networks offer a promising platform for 3-dimensional (3D) information storage and integrated neuromorphic computing. Here we report discrete…
Strain-tunable Berry curvature in quasi-two-dimensional chromium telluride
Hang Chi, Yunbo Ou, Tim B. Eldred +22
Magnetic transition metal chalcogenides form an emerging platform for exploring spin-orbit driven Berry phase phenomena owing to the nontrivial interplay between topology and magne…
Ultrasensitive Sub-monolayer Palladium Induced Chirality Switching and Topological Evolution of Skyrmions
Gong Chen, Colin Ophus, Roberto Lo Conte +4
Chiral spin textures are fundamentally interesting, with promise for device applications. Stabilizing chirality is conventionally achieved by introducing Dzyaloshinskii-Moriya inte…
A van der Waals Interface Hosting Two Groups of Magnetic Skyrmions
Yingying Wu, Brian Francisco, Wei Wang +9
Multiple magnetic skyrmion phases add an additional degree of freedom for skyrmion based ultrahigh-density spin memory devices. Extending the field to two-dimensional van der Waals…
Discrete Quantum Geometry and Intrinsic Spin Hall Effect
Jie-Xiang Yu, Jiadong Zang, Roger K. Lake +2
We show that the quantum geometry of the Fermi surface can be numerically described by a 3-dimensional discrete quantum manifold. This approach not only avoids singularities in the…
3D Nanomagnetism in Low Density Interconnected Nanowire Networks
Edward C. Burks, Dustin A. Gilbert, Peyton D. Murray +7
Free-standing, interconnected metallic nanowire networks with density as low as 40 mg/cm^{3} have been achieved over cm-scale areas, using electrodeposition into polycarbonate memb…
Néel-type skyrmion in WTe2/Fe3GeTe2 van der Waals heterostructure
Yingying Wu, Senfu Zhang, Gen Yin +15
The promise of high-density and low-energy-consumption devices motivates the search for layered structures that stabilize chiral spin textures such as topologically protected skyrm…
A Note on Half-quantized Conductance Plateau of Chiral Majorana in Quantum Anomalous Hall Insulator and Superconductor Structures
Peng Zhang, Lei Pan, Gen Yin +2
This is a short note presenting a repeated experiment of the half-quantized transport signature given by Majorana chiral modes living in a heterostructure formed by an s-wave super…
Charged impurity scattering in two-dimensional materials with ring-shaped valence bands: GaS, GaSe, InS, and InSe
Protik Das, Darshana Wickramaratne, Bishwajit Debnath +2
The singular density of states and the two Fermi wavevectors resulting from a ring-shaped or "Mexican hat" valence band give rise to unique trends in the charged impurity scatterin…
Planar Hall effect in antiferromagnetic MnTe thin films
Gen Yin, Jie-Xiang Yu, Yizhou Liu +3
We show that the spin-orbit coupling (SOC) in alpha-MnTe impacts the transport behavior by generating an anisotropic valence-band splitting, resulting in four spin-polarized pocket…
Gate controlled Majorana Zero Modes on 2D heterostructures
Nima Djavid, Gen Yin, Yafis Barlas +1
Half-integer conductance, the signature of Majorana edge modes, has been recently observed in a quantum anomalous Hall insulator/superconductor heterostructure. Here, we analyze a…
Topological transitions induced by antiferromagnetism in a thin-film topological insulator
Qing Lin He, Gen Yin, Luyan Yu +14
Ferromagnetism in topological insulators (TIs) opens a topologically non-trivial exchange band gap, providing an exciting platform to manipulate the topological order through an ex…
Chiral Majorana edge state in a quantum anomalous Hall insulator-superconductor structure
Qing Lin He, Lei Pan, Alexander L. Stern +16
After the recognition of the possibility to implement Majorana fermions using the building blocks of solid-state matters, the detection of this peculiar particle has been an intens…
Spin Josephson effects in Exchange coupled Anti-ferromagnets
Yizhou Liu, Gen Yin, Jiadong Zang +2
The energy of exchange coupled antiferromagnetic insulators (AFMIs) is a periodic function of the relative in-plane orientation of the Néel vector fields. We show that this leads t…
Tailoring Exchange Couplings in Magnetic Topological Insulator/Antiferromagnet Heterostructures
Qing Lin He, Xufeng Kou, Alexander J. Grutter +13
Magnetic topological insulators such as Cr-doped (Bi,Sb)2Te3 provide a platform for the realization of versatile time-reversal symmetry-breaking physics. By constructing heterostru…
Topological Spin Hall Effect due to Magnetic Skyrmions
Gen Yin, Yizhou Liu, Yafis Barlas +2
The intrinsic spin Hall effect (SHE) originates from the topology of the Bloch bands in momentum space. The duality between real space and momentum space calls for a spin Hall effe…
Topological Charge Analysis of Ultrafast Single Skyrmion Creation
Gen Yin, Yufan Li, Lingyao Kong +3
Magnetic skyrmions are topologically non-trivial spin textures of potential interest for future information storage applications, and for such purposes, the control and understandi…
Polarization Induced Switching Effect in Graphene Nanoribbon Edge-Defect Junction
G. Yin, Y. Y. Liang, F. Jiang +5
With nonequilibrium Green's function approach combined with density functional theory, we perform an ab initio calculation to investigate transport properties of graphene nanoribbo…