120 citations · 600 across the 22 of their papers we have counts for
22 papers
Antiferromagnetic pseudospintronics without spin splitting
Shu-Hui Zhang, Shu-Qi Liu, Dan-Yang Han +4
Antiferromagnets (AFMs) are promising for high-density spintronics due to their zero net magnetization, yet conventional AFM spintronics relies on spin splitting-a requirement that…
Spin-polarized scanning tunneling microscopy measurement scheme for determining the quantum geometric tensor
Shu-Hui Zhang, Jin Yang, Ding-Fu Shao +4
The quantum geometric tensor (QGT) embodies the geometry of the eigenstates of a system's Hamiltonian, and its full characterization across diverse quantum systems is essential. Ho…
Geometric density of states of electronic structures for local responses: Phase information from the amplitudes of STM measurement
Shu-Hui Zhang, Jin Yang, Ding-Fu Shao +3
Electronic band structures underlie the physical properties of crystalline materials, their geometrical exploration renovates the conventional cognition and brings about novel appl…
Tunneling valley Hall effect driven by tilted Dirac fermions
Shu-Hui Zhang, Ding-Fu Shao, Zi-An Wang +3
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 v…
Néel Spin Currents in Antiferromagnets
Ding-Fu Shao, Yuan-Yuan Jiang, Jun Ding +7
Ferromagnets are known to support spin-polarized currents that control various spin-dependent transport phenomena useful for spintronics. On the contrary, fully compensated antifer…
Spin-Neutral Tunneling Anomalous Hall Effect
Ding-Fu Shao, Shu-Hui Zhang, Rui-Chun Xiao +4
Anomalous Hall effect (AHE) is a fundamental spin-dependent transport property that is widely used in spintronics. It is generally expected that currents carrying net spin polariza…
Oblique and asymmetric Klein tunneling across smooth NP junctions or NPN junctions in 8-Pmmn borophene
Zhan Kong, Jian Li, Yi Zhang +2
The tunneling of electrons and holes in quantum structures plays a crucial role in studying the transport properties of materials and the related devices. 8-Pmmn borophene is a new…
Robust wavefront dislocations of Friedel oscillations in gapped graphene
Shu-Hui Zhang, Jin Yang, Ding-Fu Shao +2
Friedel oscillation is a well-known wave phenomenon, which represents the oscillatory response of electron waves to imperfection. By utilizing the pseudospin-momentum locking in ga…
Spin-neutral currents for spintronics
Ding-Fu Shao, Shu-Hui Zhang, Ming Li +2
Electric currents carrying a net spin polarization are widely used in spintronics, whereas globally spin-neutral currents are expected to play no role in spin-dependent phenomena.…
Interfacial crystal Hall effect reversible by ferroelectric polarization
Ding-Fu Shao, Jun Ding, Gautam Gurung +2
The control of spin-dependent properties by voltage, not involving magnetization switching, has significant advantages for low-power spintronics. Here, we predict that the interfac…
Anomalous caustics and Veselago focusing in 8-Pmmn borophene p-n junctions with arbitrary junction directions
Shu-Hui Zhang, Wen Yang
Negative refraction usually demands complex structure engineering while it is very natural for massless Dirac fermions (MDFs) across the \textit{p-n} junction, this leads to Dirac…
Nonlinear anomalous Hall effect for Néel vector detection
Ding-Fu Shao, Shu-Hui Zhang, Gautam Gurung +2
Antiferromagnetic (AFM) spintronics exploits the Néel vector as a state variable for novel spintronic devices. Recent studies have shown that the field-like and antidamping spin-or…
Velocity-determined anisotropic behaviors of RKKY interaction in 8-\textit{Pmmn} borophene
Shu-Hui Zhang, Ding-Fu Shao, Wen Yang
As a new two-dimensional Dirac material, 8-\textit{Pmmn} borophene hosts novel anisotropic and tilted massless Dirac fermions (MDFs) and has attracted increasing interest. However,…
Selective generation and amplification of RKKY interactions by P-N interface
Shu-Hui Zhang, Jia-Ji Zhu, Wen Yang +1
We propose a physical mechanism to generate and selectively amplify anisotropic Rudermann-Kittel-Kasuya-Yosida (RKKY) interactions between two local spins. The idea is to combine t…
Tilted Klein tunneling across atomically sharp interfaces
Shu-Hui Zhang, Wen Yang, Kai Chang
Despite many similarities between electronics and optics, the hopping of the electron on a discrete atomic lattice gives rise to energy band nonparabolicity and anisotropy. The cru…
Dirac nodal line metal for topological antiferromagnetic spintronics
Ding-Fu Shao, Gautam Gurung, Shu-Hui Zhang +1
Topological antiferromagnetic (AFM) spintronics is an emerging field of research, which exploits the Néel vector to control the topological electronic states and the associated spi…
Oblique Klein tunneling in 8-Pmmn borophene p-n junctions
Shu-Hui Zhang, Wen Yang
The 8-\textit{Pmmn} borophene is one kind of new elemental monolayer, which hosts anisotropic and tilted massless Dirac fermions (MDF). The planar \textit{p-n} junction (PNJ) struc…
Perfect transmission at oblique incidence by trigonal warping in graphene P-N junctions
Shu-Hui Zhang, Wen Yang
We develop an analytical mode-matching technique for the tight-binding model to describe electron transport across graphene P-N junctions. This method shares the simplicity of the…
Veselago focusing of anisotropic massless Dirac fermions
Shu-Hui Zhang, Wen Yang, F. M. Peeters
Massless Dirac fermions (MDFs) emerge as quasiparticles in various novel materials such as graphene and topological insulators, and they exhibit several intriguing properties, of w…
Focusing RKKY interaction by graphene P-N junction
Shu-Hui Zhang, Jia-Ji Zhu, Wen Yang +1
The carrier-mediated RKKY interaction between local spins plays an important role for the application of magnetically doped graphene in spintronics and quantum computation. Previou…
General Green's function formalism for layered systems: Wave function approach
Shu-Hui Zhang, Wen Yang, Kai Chang
The single-particle Green's function (GF) of mesoscopic structures plays a central role in mesoscopic quantum transport. The recursive GF technique is a standard tool to compute th…
Hidden quantum mirage by negative refraction in semiconductor P-N junctions
Shu-Hui Zhang, Jia-Ji Zhu, Wen Yang +2
We predict a novel quantum interference based on the negative refraction across a semiconductor P-N junction: with a local pump on one side of the junction, the response of a local…