519 citations · 2.5k across the 49 of their papers we have counts for
19 papers · 1 filter
Moiré Strain Skyrmions in Sliding Twisted Bilayers
Rong Hu, Yu-Tao Tan, Dapeng Liu +2
Strain defect is crucial to the physical properties of solid materials. Among them, strain glass induced by defect engineering provides an important paradigm for nanoscale domain m…
Topological phononics
Zeguo Chen, Tiantian Zhang, Xulong Wang +12
Topological phononics extends the foundational concepts of topological condensed matter physics to the realm of lattice vibrations and classical mechanical waves, unlocking robust,…
Photomagnetic-Chiral Anisotropy mediated by Chirality-Driven Asymmetric Spin Splitting
Tianwei Ouyang, Hang Su, Wanning Zhang +4
Photomagnetic effects (PMEs), intrinsic to transition metals, arises from the interaction between light-induced angular momentum and electronic spin. These effects are suppressed i…
Collective Interference of Phonon Spin and Dipole Moment Rotation Induced Circular Dichroism
Yizhou Liu, Yu-Tao Tan, Dapeng Liu +1
The classical field description of phonon spin relies on the invariance of a continuous elastic field under infinitesimal rotation. However, a local medium element in the continuou…
Advances in Phonons: From Band Topology to Phonon Chirality
Tiantian Zhang, Yizhou Liu, Hu Miao +1
Phonons, the quantized collective vibrations of a crystal lattice, are among the most fundamental bosonic excitations in condensed matter systems. They govern thermal transport, me…
Orbital torque switching of perpendicular magnetization in light metal/ferrimagnet bilayers
Teng Xu, Aihua Tang, Kang Wang +2
Orbital torque, associated with orbital current, enables light metals to efficiently manipulate magnetization with rich tunability. A clear demonstration of perpendicular magnetiza…
Geometrical Nonlinear Hall Effect Induced by Lorentz Force
Junjie Yao, Yizhou Liu, Wenhui Duan
The recently discovered nonlinear Hall (NLH) effect arises either without external magnetic field (type-I) or with an in-plane magnetic field (type-II). In this work we propose a n…
Electrical switching of ferro-rotational order in nano-thick 1T-TaS crystals
Gan Liu, Tianyu Qiu, Kuanyu He +13
Hysteretic switching of domain states is a salient character of all ferroic materials and the foundation for their multifunctional applications. Ferro-rotational order is emerging…
Anomalous circularly polarized light emission in organic light-emitting diodes caused by orbital-momentum locking
Li Wan, Yizhou Liu, Matthew J. Fuchter +1
Chiral circularly polarized (CP) light is central to many photonic technologies, from optical communication of spin information to novel display and imaging technologies. As such,…
Observation of anomalous amplitude modes in the kagome metal CsVSb
Gan Liu, Xinran Ma, Kuanyu He +12
The charge-density wave (CDW) phase is often accompanied by the condensation of a soft acoustic phonon mode, giving rise to lattice distortion and charge density modulation. This p…
Higher-order, quantum magnetic inductions in chiral topological materials
Yizhou Liu, Hengxin Tan, Binghai Yan
The classic magnetic induction effect is usually considered in electric circuits or conductor coils. In this work, we propose quantum induction effects induced by the Berry curvatu…
Unconventional anomalous Hall effect from magnetization parallel to the electric field
Hengxin Tan, Yizhou Liu, Binghai Yan
In the anomalous Hall effect (AHE), the magnetization, electric field and the Hall current are presumed to be mutually vertical to each other. In this work, we propose an unconvent…
Creation of a Chiral Bobber Lattice in Helimagnet-Multilayer Heterostructures
Kejing Ran, Yizhou Liu, Yao Guang +6
A chiral bobber is a localized three-dimensional magnetization configuration, terminated by a singularity. Chiral bobbers coexist with magnetic skyrmions in chiral magnets, lending…
Detection of the Orbital Hall Effect by the Orbital-Spin Conversion
Jiewen Xiao, Yizhou Liu, Binghai Yan
The intrinsic orbital Hall effect (OHE), the orbital counterpart of the spin Hall effect, was predicted and studied theoretically for more than one decade, yet to be observed in ex…
Ubiquitous topological states of phonons in solids: Silicon as a model material
Yizhou Liu, Nianlong Zou, Sibo Zhao +3
Research on topological physics of phonons has attracted enormous interest but demands appropriate model materials. Our {\it ab initio} calculations identify silicon as an ideal ca…
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…
Thermal engineering in low-dimensional quantum devices: a tutorial review of nonequilibrium Green's function methods
Xiaobin Chen, Yizhou Liu, Wenhui Duan
Thermal engineering of quantum devices has attracted much attention since the discovery of quantized thermal conductance of phonons. Although easily submerged in numerous excitatio…
Berry Phase and Topological Effects of Phonons
Yizhou Liu, Yong Xu, Wenhui Duan
Phonons as collective excitations of lattice vibrations are the main heat carriers in solids. Tremendous effort has been devoted to investigate phonons and related properties, givi…
Deficiency of the Bulk Spin Hall Effect Model for Spin-Orbit Torques in Magnetic Insulator/Heavy Metal Heterostructures
Junxue Li, Guoqiang Yu, Chi Tang +9
Electrical currents in a magnetic insulator/heavy metal heterostructure can induce two simultaneous effects, namely, spin Hall magnetoresistance (SMR) on the heavy metal side and s…