76 citations · 356 across the 18 of their papers we have counts for
18 papers
Strain tuned magnetotransport of Jeff=1/2 antiferromagnetic Sr2IrO4 thin films
N. Hu, Y. K. Weng, K. Chen +6
In this work, we report observation of strain effect on physical properties of Sr2IrO4 thin films grown on SrTiO3 (001) and LaAlO3 (001) substrates. It is found that the film on La…
Colossal linear magnetoelectricity in polar magnet Fe2Mo3O8
Yuting Chang, Yakui Weng, Yunlong Xie +6
Linear magnetoelectric effect is an attractive phenomenon in condensed matters and provides indispensable technological functionalities. Here a colossal linear magnetoelectric effe…
Ferroelectric control of spin-polarized two-dimensional electron gas
Yakui Weng, Wei Niu, Xin Huang +2
Spin-polarized two-dimensional electron gas (2DEG) at oxide interfaces is an emerging physical phenomenon, which is technologically important for potential device applications. How…
Manipulation of Jeff=3/2 states by tuning the tetragonal distortion
Yakui Weng, Shuai Dong
The spin-orbit entangled quantum states in 4d/5d compounds, e.g., the Jeff=1/2 and Jeff=3/2 states, have attracted great interests for their unique physical roles in unconventional…
Strong tuning of magnetism and electronic structure by spin orientation
Yakui Weng, Xing'ao Li, Shuai Dong
To efficiently manipulate magnetism is a key physical issue for modern condensed matter physics, which is also crucial for magnetic functional applications. Most previous relevant…
Appearance and disappearance of ferromagnetism in ultra-thin LaMnO on SrTiO substrate: a viewpoint from first-principles
Ming An, Yakui Weng, Huimin Zhang +3
The intrinsic magnetic state (ferromagnetic or antiferromagnetic) of ultra-thin LaMnO films on the mostly used SrTiO substrate is a long-existing question under debate. Eit…
(LaTiO)/(LaVO) as a model system for unconventional charge transfer and polar metallicity
Yakui Weng, Jun-Jie Zhang, Bin Gao +1
At interfaces between oxide materials, lattice and electronic reconstructions always play important roles in exotic phenomena. In this study, the density functional theory and maxi…
Magnetic and electronic properties of LaO and possible polaron formation in hole-doped LaO (=Ru and Os)
Bin Gao, Yakui Weng, Jun-Jie Zhang +3
Oxides with / transition metal ions are physically interesting for their particular crystalline structures as well as the spin-orbit coupled electronic structures. Recent e…
Synthesis, Optical, and Magnetic Properties of BaNiF Nanowires
Shuang Zhou, Ji Wang, Yakui Weng +5
A low temperature hydrothermal route has been developed, and pure phase BaNiF nanowires have been successfully prepared under the optimized conditions. Under the 325…
Block antiferromagnetism and possible ferroelectricity in KFeSe
Yang Zhang, Huimin Zhang, Yakui Weng +3
Superconductors and multiferroics are two of the hottest branches in condensed matter physics. The connections between those two fields are fundamentally meaningful to unify the ph…
Inversion of ferrimagnetic magnetization by ferroelectric switching via a novel magnetoelectric coupling
Yakui Weng, Lingfang Lin, Elbio Dagotto +1
Although several multiferroic materials/heterostructures have been extensively studied, finding strong magnetoelectric couplings for the electric field control of the magnetization…
Strong room-temperature blue-violet photoluminescence of multiferroic BaMnF
Shuang Zhou, Yakui Weng, Zhangting Wu +5
BaMnF microsheets have been prepared by hydrothermal method. Strong room-temperature blue-violet photoluminescence has been observed (absolute luminescence quantum yield 67%),…
Possible ferrimagnetism and ferroelectricity of half-substituted rare-earth titanate: a first-principles study on YLaTiO
Ming An, Huimin Zhang, Yakui Weng +2
Titanates with the perovskite structure, including ferroelectrics (e.g., BaTiO) and ferromagnetic ones (e.g., YTiO), are important functional materials. Recent theoretical…
Topological magnetic phase in LaMnO (111) bilayer
Yakui Weng, Xin Huang, Yugui Yao +1
Candidates for correlated topological insulators, originated from the spin-orbit coupling as well as Hubbard type correlation, are expected in the () bilayer of perovskite-str…
Charge transfer and hybrid ferroelectricity in (YFeO)/(YTiO) magnetic superlattices
Huimin Zhang, Yakui Weng, Xiaoyan Yao +1
Interfaces in oxide heterostructures always provide a fertile ground for emergent properties. Charge transfer from a high energy band to a low energy opponent is naturally expected…
Magnetism and electronic structure of ()- and ()-oriented LaTiO bilayers sandwiched in LaScO barriers
Yakui Weng, Shuai Dong
In this study, the magnetism and electronic structure of LaTiO bilayers along both the () and () orientations are calculated using the density functional theory. The…
Strain driven sequential magnetic transitions in strained GdTiO3 on compressive substrates: a first-principles study
Li-Juan Yang, Ya-Kui Weng, Hui-Min Zhang +1
The compressive strain effects on the magnetic ground state and electronic structure of strained GdTiO 3 have been studied by the first-principles method. Different from the congen…
Magnetic orders of LaTiO under epitaxial strain: a first-principles study
Yakui Weng, Xin Huang, Yankun Tang +1
Perovskite LaTiO bulk is a typical Mott-insulator with G-type antiferromagnetic order. In this work, the biaxial strain effects on the ground magnetic order of LaTiO films…