Intrinsic negative magnetoresistance from the chiral anomaly of multifold fermions
The chiral anomaly-a hallmark of chiral spin-1/2 Weyl fermions-is an imbalance between left-
and right-moving particles that underpins phenomena such as particle decay and negative …
and right-moving particles that underpins phenomena such as particle decay and negative …
Orbital origin of the intrinsic planar hall effect
Recent experiments reported an antisymmetric planar Hall effect, where the Hall current is
odd in the in plane magnetic field and scales linearly with both electric and magnetic fields …
odd in the in plane magnetic field and scales linearly with both electric and magnetic fields …
Intrinsic nonlinear planar Hall effect
We propose an intrinsic nonlinear planar Hall effect, which is of band geometric origin,
independent of scattering, and scales with the second order of electric field and first order of …
independent of scattering, and scales with the second order of electric field and first order of …
Insulator‐to‐Metal Transition and Isotropic Gigantic Magnetoresistance in Layered Magnetic Semiconductors
Magnetotransport, the response of electrical conduction to external magnetic field, acts as
an important tool to reveal fundamental concepts behind exotic phenomena and plays a key …
an important tool to reveal fundamental concepts behind exotic phenomena and plays a key …
Negative magnetoresistance without chiral anomaly in topological insulators
An intriguing phenomenon in topological semimetals and topological insulators is the
negative magnetoresistance (MR) observed when a magnetic field is applied along the …
negative magnetoresistance (MR) observed when a magnetic field is applied along the …
Gigantic Magnetochiral Anisotropy in the Topological Semimetal
Topological materials with broken inversion symmetry can give rise to nonreciprocal
responses, such as the current rectification controlled by magnetic fields via magnetochiral …
responses, such as the current rectification controlled by magnetic fields via magnetochiral …
Quantum transport in topological semimetals under magnetic fields (II)
We review our recent works on the quantum transport, mainly in topological semimetals and
also in topological insulators, organized according to the strength of the magnetic field. At …
also in topological insulators, organized according to the strength of the magnetic field. At …
Origin of planar Hall effect on the surface of topological insulators: Tilt of Dirac cone by an in-plane magnetic field
SH Zheng, HJ Duan, JK Wang, JY Li, MX Deng… - Physical Review B, 2020 - APS
Recently, a novel planar Hall effect (PHE), which results from the resistivity anisotropy
induced by an in-plane magnetic field, was discovered on the surface of topological …
induced by an in-plane magnetic field, was discovered on the surface of topological …
Robust negative longitudinal magnetoresistance and spin–orbit torque in sputtered Pt3Sn and Pt3SnxFe1-x topological semimetal
Contrary to topological insulators, topological semimetals possess a nontrivial chiral
anomaly that leads to negative magnetoresistance and are hosts to both conductive bulk …
anomaly that leads to negative magnetoresistance and are hosts to both conductive bulk …
Probing the chiral anomaly by planar Hall effect in Dirac semimetal nanoplates
M Wu, G Zheng, W Chu, Y Liu, W Gao, H Zhang, J Lu… - Physical review B, 2018 - APS
Searching for exotic transport properties in new topological states of matter is an active topic.
One of the most fascinating transport phenomena in recently discovered Weyl semimetals …
One of the most fascinating transport phenomena in recently discovered Weyl semimetals …