221 citations · 758 across the 21 of their papers we have counts for
21 papers
Single-shot laser-induced switching of an exchange biased antiferromagnet
Zongxia Guo, Junlin Wang, Gregory Malinowski +13
Ultrafast manipulation of magnetic order has challenged our understanding the fundamental and dynamic properties of magnetic materials. So far single shot magnetic switching has be…
Giant Topological Hall Effect in van der Waals Heterostructures of CrTe2/Bi2Te3
Xiaoqian Zhang, Siddhesh C. Ambhire, Qiangsheng Lu +11
Discoveries of interfacial topological Hall effect (THE) provide an ideal platform for exploring physics arising from the interplay between topology and magnetism. The interfacial…
Timescales and contribution of heating and helicity effect in helicity-dependent all-optical switching
Guanqi Li, Xiangyu Zheng, Junlin Wang +5
The manipulation of the magnetic direction by using the ultrafast laser pulse is attractive for its great advantages in terms of speed and energy efficiency for information storage…
Anisotropic ultrafast spin/valley dynamics in WTe2 films
Yequan Chen, Zhendong Chen, Yongda Chen +16
WTe2 Weyl semimetal hosts the natural broken inversion symmetry and strong spin orbit coupling, making it promising for exotic spin/valley dynamics within a picosecond timescale. H…
Defect-Correlated Skyrmions and Controllable Generation in Perpendicularly Magnetized CoFeB Ultrathin Films
Haihong Yin, Xiangyu Zheng, Junlin Wang +13
Skyrmions have attracted significant interest due to their topological spin structures and fascinating physical features. The skyrmion phase arises in materials with Dzyaloshinskii…
Bimeron Clusters in Chiral Antiferromagnets
X. Li, L. Shen, Y. Bai +12
A mgnetic bimeron is an in-plane topological counterpart of a magnetic skyrmion. Despite the topological equivalence, their statics and dynamics could be distinct, making them attr…
Observation of Shubnikov-de Haas Oscillations in Large-Scale Weyl Semimetal WTe2 Films
Yequan Chen, Yongda Chen, Jiai Ning +6
Topological Weyl semimetal WTe2 with large-scale film form has a promising prospect for new-generation spintronic devices. However, it remains a hard task to suppress the defect st…
Ultrafast photocarrier recombination dynamics in black phosphorus-molybdenum disulfide (BP/MoS2) heterostructure
Zhonghui Nie, Yuhan Wang, Ziling Li +8
Van der Waals (vdW) heterostructures constructed with two-dimensional (2D) materials have attracted great interests, due to their fascinating properties and potential for novel app…
Direct demonstration of the emergent magnetism resulting from the multivalence Mn in a LaMnO3 epitaxial thin film system
Wei Niu, Wenqing Liu, Min Gu +14
Atomically engineered oxide heterostructures provide a fertile ground for creating novel states. For example, a two-dimensional electron gas at the interface between two oxide insu…
Topological Phase Transition-Induced Tri-Axial Vector Magnetoresistance in (Bi1-xInx)2Se3 Nanodevices
Minhao Zhang, Huaiqiang Wang, Kejun Mu +18
We report the study of a tri-axial vector magnetoresistance (MR) in nonmagnetic (Bi1-xInx)2Se3 nanodevices at the composition of x = 0.08. We show a dumbbell-shaped in-plane negati…
Effect of Notch Structure on Magnetic Domain Movement in Planar Nanowires
Hua Ling, Junlin Wang, Xianyang Lu +8
We present the direct observation of magnetic domain motion in permalloy nanowires with notches using a wide-field Kerr microscopy technique. The domain wall motion can be modulate…
Giant tunability of the two-dimensional electron gas at the interface of gamma-Al2O3/SrTiO3
W. Niu, Y. Zhang, Y. L. Gan +9
Herein, we reported giant tunability of the physical properties of 2DEGs at the spinel/perovskite interface of γ-Al2O3/SrTiO3 (GAO/STO). By modulating the carrier density thus the…
Enhancement of intrinsic magnetic damping in defect-free epitaxial Fe3O4 thin films
Xianyang Lu, Lewis J. Atkinson, Balati Kuerbanjiang +10
We have investigated the magnetic damping of precessional spin dynamics in defect-controlled epitaxial grown FeO(111)/Yttria-stabilized Zirconia (YSZ) nanoscale films by al…
Unsaturated magnetoconductance of epitaxial La0.7Sr0.3MnO3 thin films in pulsed magnetic fields up to 60 T
Wei Niu, Xuefeng Wang, Ming Gao +6
We report on the temperature and field dependence of resistance of La0.7Sr0.3MnO3 thin films over a wide temperature range and in pulsed magnetic fields up to 60 T. The epitaxial L…
Elementary specific spin and orbital moments of ultrathin CoFeB amorphous films on GaAs(100)
Yu Yan, Cong Lu, Hongqing Tu +12
Nanoscale CoFeB amorphous films have been synthesized on GaAs(100) and studied with X-ray magnetic circular dichroism (XMCD) and transmission electron microscopy (TEM). We have fou…
Roles of heating and helicity in ultrafast all-optical magnetization switching in TbFeCo
Xianyang Lu, Xiao Zou, Denise Hinzke +10
Using time-resolved magneto-optical Kerr effect (TR-MOKE) method, helicity-dependent all-optical magnetization switching (HD-AOS) is observed in ferrimagnetic TbFeCo films. The the…
Magnetic Domain Wall Engineering in a Nanoscale Permalloy Junction
Junlin Wang, Xichao Zhang, Xianyang Lu +5
Nanoscale magnetic junction provides a useful approach to act as the building block for magnetoresistive random access memories (MRAM), where one of the key issues is to control th…
Evidence of both surface and bulk Dirac bands in ZrSiS and the unconventional magnetoresistance
Xuefeng Wang, Xingchen Pan, Ming Gao +15
The unconventional magnetoresistance of ZrSiS single crystals is found unsaturated till the magnetic field of 53 T with the butterfly shaped angular dependence. Intense Shubnikov-d…
Bulk Fermi surface of charge-neutral excitations in SmB6 or not: a heat-transport study
Y. Xu, S. Cui, J. K. Dong +6
Recently there have been increasingly hot debates on whether a bulk Fermi surface of charge-neutral excitations exists in the topological Kondo insulator SmB6. To unambiguously res…
A High-Performance Mid-infrared Optical Switch Enabled by Bulk Dirac Fermions in Cd3As2
Chunhui Zhu, Fengqiu Wang, Yafei Meng +11
Pulsed lasers operating in the 2-5 μm band are important for a wide range of applications in sensing, spectroscopy, imaging and communications. Despite recent advances with mid-inf…
Enhancing Magnetic Ordering in Cr-doped Bi2Se3 using High-TC Ferrimagnetic Insulator
Wenqing Liu, Liang He, Yongbing Xu +11
We report a study of enhancing the magnetic ordering in a model magnetically doped topological insulator (TI), Bi2-xCrxSe3, via the proximity effect using a high-TC ferrimagnetic i…