Geometric amplitude accompanying local responses: Spinor phase information from the amplitudes of spin-polarized STM measurements

SH Zhang, J Yang, DF Shao, JJ Zhu, W Yang… - Physical Review Letters, 2024 - APS
Solving the Hamiltonian of a system yields the energy dispersion and eigenstates. The
geometric phase of the eigenstates generates many novel effects and potential applications …

Tunneling valley Hall effect driven by tilted Dirac fermions

SH Zhang, DF Shao, ZA Wang, J Yang, W Yang… - Physical Review Letters, 2023 - APS
Valleytronics is a research field utilizing a valley degree of freedom of electrons for
information processing and storage. A strong valley polarization is critical for realistic …

Third-order Hall effect in the surface states of a topological insulator

T Nag, SK Das, C Zeng, S Nandy - Physical Review B, 2023 - APS
Time reversal and inversion symmetric materials fail to yield linear and nonlinear responses
since they possess net zero Berry curvature. However, higher-order Hall response can be …

Field-effect Josephson diode via asymmetric spin-momentum locking states

PH Fu, Y Xu, SA Yang, CH Lee, YS Ang, JF Liu - Physical Review Applied, 2024 - APS
Recent breakthroughs in Josephson diodes dangle the possibility of extending conventional
nonreciprocal electronics into the realm of superconductivity. While a strong magnetic field is …

Pure crossed Andreev reflection assisted transverse valley currents in lattices

W Zeng, R Shen - Physical Review B, 2022 - APS
We propose a method for the generation of the transverse valley currents, which is based on
the pure crossed Andreev reflection (pCAR) in the superconducting hybrid junctions …

Band tilt induced nonlinear Nernst effect in topological insulators: An efficient generation of high-performance spin polarization

C Zeng, XQ Yu, ZM Yu, Y Yao - Physical Review B, 2022 - APS
Topological insulators (TIs) hold promise as a platform for spintronics applications due to the
fascinating spin-momentum locking (SML) of the surface states. One particular interest lies in …

Fluctuations in Planar Magnetotransport Due to Tilted Dirac Cones in Topological Materials

A Thenapparambil, GE Dos Santos, CA Li… - Nano Letters, 2023 - ACS Publications
Fluctuations in planar magnetotransport are ubiquitous in topological HgTe structures, in
both tensile (topological insulator) and compressively strained layers (Weyl semimetal …

Intrinsic orbital fourfold anisotropic magnetoresistance in Dirac materials

D Tu, C Wang, J Zhou - arXiv preprint arXiv:2402.01470, 2024 - arxiv.org
Fourfold anisotropic magnetoresistance (AMR) have been widely observed in quantum
materials, but the underlying mechanisms remain poorly understood. Here we find, in a …

Geometric density of states of electronic structures for local responses: Phase information from the amplitudes of STM measurement

SH Zhang, J Yang, DF Shao, JJ Zhu, W Yang… - arXiv preprint arXiv …, 2023 - arxiv.org
Electronic band structures underlie the physical properties of crystalline materials, their
geometrical exploration renovates the conventional cognition and brings about novel …

Intrinsic spin Hall effect from spin quantum metric

L Xiang, H Jin, J Wang - arXiv preprint arXiv:2406.02257, 2024 - arxiv.org
The intrinsic spin Hall effect (ISHE) proposed in [\href {https://journals. aps. org/prl/abstract/
10.1103/PhysRevLett. 92.126603}{Sinova\textit {et al.} Phys. Rev. Lett.\textbf {92}, 126603 …