24 citations · 113 across the 14 of their papers we have counts for
14 papers
Anomalous supercurrent modulated by interfacial magnetizations in Josephson junctions with ferromagnetic bilayers
Hao Meng, Xiuqiang Wu, Yajie Ren +1
Based on the Bogoliubov-de Gennes equations, we investigate the transport of the Josephson current in a S/-F--F-/S junction, where S and F are superc…
Current-driven magnetization dynamics and their correlation with magnetization configurations in perpendicularly magnetized tunnel junctions
Kaiyuan Zhou, Lina Chen, Kequn Chi +9
We study spin-transfer-torque driven magnetization dynamics of a perpendicular magnetic tunnel junction (MTJ) nanopillar. Based on the combination of spin-torque ferromagnetic reso…
Spin-wave focusing induced skyrmion generation
Zhenyu Wang, Z. -X. Li, Ruifang Wang +4
We propose a new method to generate magnetic skyrmions through spin-wave focusing in chiral ferromagnets.A lens is constructed to focus spin waves by a curved interface between two…
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…
Effect of Dzyaloshinskii-Moriya interaction on magnetic vortex switching driven by radial spin waves
Zhenyu Wang, Yunshan Cao, Ruifang Wang +3
We theoretically investigate the radial-spin-wave induced magnetic vortex switching in the presence of Dzyaloshinskii-Moriya interaction (DMI). From micromagnetic simulations, we o…
Magnetic Flux Pumping in Superconducting Loop Containing a Josephson Junction
S. Mironov, H. Meng, A. Buzdin
We demonstrate that a Josephson junction with a half-metallic weak link integrated into the superconducting loop enables the pumping of magnetic flux piercing the loop. In such jun…
Josephson current through a ferromagnetic bilayer: Beyond the quasiclassical approximation
Hao Meng, Yajie Ren, Javier E. Villegas +1
Based on the Bogoliubov-de Gennes equations, we provide an exact numerical solution for the critical current of Josephson junctions with a composite ferromagnetic bilayer. We demon…
Nonuniform superconductivity and Josephson effect in conical ferromagnet
Hao Meng, A. V. Samokhvalov, A. I. Buzdin
Using the Gorkov equations, we provide an exact solution for a one-dimensional model of superconductivity in the presence of a conical helicoidal exchange field. Due to the special…
Magnetism induced by nonlocal spin-entangled electrons in a superconducting spin-valve
Hao Meng, Jiansheng Wu, Xiuqiang Wu +3
In the traditional view, the magnetic moment appearing in the superconducting region is induced by equal-spin triplet superconducting correlations in superconductor () ferromagn…
Long-range supercurrents induced by the interference effect of opposite-spin triplet state in clean superconductor-ferromagnet structures
Hao Meng, Jiansheng Wu, Xiuqiang Wu +2
By now it is known that in an s-wave superconductor-ferromagnet-superconductor () structure the supercurrent induced by spin singlet pairs can only transmit a short distance o…
Peculiar long-range supercurrent in SFS junction containing a noncollinear magnetic domain in the ferromagnetic region
Hao Meng, Xiuqiang Wu
We study the supercurrent in a superconductor-ferromagnet-superconductor heterostructure containing a noncollinear magnetic domain in the ferromagnetic region. It is demonstrated t…
Long-Range triplet Josephson Current driven by the bias voltage
Hao Meng, Xiuqiang Wu, Feng Mei
We study the long-range triplet Josephson current in a clean junction composed of two s-wave superconductors and a normal-metal/ferromagnet/normal-metal trilayer. Through applying…
Electric-field-induced strain-mediated magnetoelectric effect in CoFeB-MgO magnetic tunnel junctions
V. B. Naik, H. Meng, J. X. Xiao +5
Magnetoelectric coupling between magnetic and electric dipoles is one of the cornerstones of modern physics towards developing the most energy-efficient magnetic data storage. Conv…
Long-Range triplet Josephson Current Modulated by the Interface Magnetization Texture
Hao Meng, Xiuqiang Wu, Zhiming Zheng
We have investigated the Josephson coupling between two s-wave superconductors separated by the ferromagnetic trilayers with noncollinear magnetization. We find that the long-range…