73 citations · 237 across the 13 of their papers we have counts for
13 papers
Giant enhancement of anomalous Hall effect in Cr modulation-doped non-collinear antiferromagnetic Mn3Sn thin films
Xin Chen, Hang Xie, Qi Zhang +3
We report on Cr doping effect in Mn3Sn polycrystalline films with both uniform and modulation doping. It is found that Cr doping with low concentration does not cause notable chang…
Spin torque gate magnetic field sensor
Hang Xie, Xin Chen, Ziyan Luo +1
Spin-orbit torque provides an efficient pathway to manipulate the magnetic state and magnetization dynamics of magnetic materials, which is crucial for energy-efficient operation o…
Terahertz Emission From an Exchange-Coupled Synthetic Antiferromagnet
Qi Zhang, Yumeng Yang, Ziyan Luo +4
We report on terahertz emission from FeMnPt/Ru/FeMnPt and Pt/CoFeB/Ru/CoFeB/Pt synthetic antiferromagnet (SAF) structures upon irradiation by a femtosecond laser; the former is via…
Terahertz emission from anomalous Hall effect in a single-layer ferromagnet
Qi Zhang, Ziyan Luo, Hong Li +3
We report on terahertz emission from a single layer ferromagnet which involves the generation of backflow nonthermal charge current from the ferromagnet/dielectric interface by fem…
In-situ study of oxygen exposure effect on spin-orbit torque in Pt/Co bilayers in ultrahigh vacuum
Hang Xie, Jiaren Yuan, Ziyan Luo +2
Oxygen incorporation has been reported to increase the current-induced spin-orbit torque in ferromagnetic heterostructures, but the underlying mechanism is still under active debat…
Disentangle magnon magnetoresistance from anisotropic and spin Hall magnetoresistance in NiFe/Pt bilayers
Yanjun Xu, Yumeng Yang, Ziyan Luo +1
We conducted a systematic angular dependence study of nonlinear magnetoresistance in NiFe/Pt bilayers at variable temperature and field using the Wheatstone bridge method. We succe…
Spin-Orbit Torque in a Single Ferromagnetic Layer with Large Spin-Orbit Coupling
Ziyan Luo, Qi Zhang, Yanjun Xu +3
Spin-orbit torque in heavy metal/ferromagnet heterostructures with broken spatial inversion symmetry provides an efficient mechanism for manipulating magnetization using a charge c…
Magnetic angular position sensor enabled by spin-orbit torque
Ziyan Luo, Yanjun Xu, Yumeng Yang +1
We propose a simple scheme for magnetic angular position sensor based on current-induced spin-orbit torque effect. A full range detection of 360o is realized with a pair of Hall cr…
Anomalous Hall magnetoresistance in a ferromagnet
Yumeng Yang, Ziyan Luo, Haijun Wu +5
The anomalous Hall effect, observed in conducting ferromagnets with broken time-reversal symmetry, offers the possibility to couple spin and orbital degrees of freedom of electrons…
Ultrathin All-in-one Spin Hall Magnetic Sensor with Built-in AC Excitation Enabled by Spin Current
Yanjun Xu, Yumeng Yang, Mengzhen Zhang +2
Magnetoresistance (MR) sensors provide cost-effective solutions for diverse industrial and consumer applications, including emerging fields such as internet-of-things (IoT), artifi…
Macro-spin Modeling and Experimental Study of Spin-orbit Torque Biased Magnetic Sensors
Yanjun Xu, Yumeng Yang, Ziyan Luo +2
We reported a systematic study of spin-orbit torque biased magnetic sensors based on NiFe/Pt bilayers through both macro-spin modeling and experiments. The simulation results show…
Selective multiple domain wall injection using spin-orbit torque
Ziyan Luo, Wugang Liao, Yumeng Yang +2
We demonstrate from both simulation and experiment a simple scheme for selective injection of multiple domain walls in a magnetic nanowire. The structure consists of a side-contact…
Static and Dynamic Magnetic Properties of FeMn/Pt Multilayers
Ziyan Luo, Yumeng Yang, Yanjun Xu +4
Recently we have demonstrated the presence of spin-orbit toque in FeMn/Pt multilayers which, in combination with the anisotropy field, is able to rotate its magnetization consecuti…