Magnetic field–induced type II Weyl semimetallic state in geometrically frustrated Shastry-Sutherland lattice GdB4
Sign Up to like & getrecommendations! Published in 2019 at "Materials Today Physics"
DOI: 10.1016/j.mtphys.2019.100168
Abstract: Weyl semimetal is a topologically non-trivial phase of matter with pairs of Weyl nodes in the k-space, which act as monopole and anti-monopole pairs of Berry curvature. Two hallmarks of the Weyl metallic state are… read more here.
Keywords: semimetallic state; state geometrically; weyl semimetallic; state ... See more keywords
Proximity-Induced Superconductivity with Subgap Anomaly in Type II Weyl Semi-Metal WTe2.
Sign Up to like & getrecommendations! Published in 2018 at "Nano letters"
DOI: 10.1021/acs.nanolett.8b03924
Abstract: Due to the nontrivial topological band structure in type II Weyl semi-metal tungsten ditelluride (WTe2), unconventional properties may emerge in its superconducting phase. While realizing intrinsic superconductivity has been challenging in the type II Weyl… read more here.
Keywords: weyl semi; superconductivity; wte2; type weyl ... See more keywords
Ultrafast magnetization enhancement via the dynamic spin-filter effect of type-II Weyl nodes in a kagome ferromagnet
Sign Up to like & getrecommendations! Published in 2024 at "Nature Communications"
DOI: 10.1038/s41467-024-46604-1
Abstract: The magnetic type-II Weyl semimetal (MWSM) Co3Sn2S2 has recently been found to host a variety of remarkable phenomena including surface Fermi-arcs, giant anomalous Hall effect, and negative flat band magnetism. However, the dynamic magnetic properties… read more here.
Keywords: magnetization enhancement; ultrafast magnetization; weyl; type weyl ... See more keywords
Revealing Fermi surface evolution and Berry curvature in an ideal type-II Weyl semimetal
Sign Up to like & getrecommendations! Published in 2024 at "Nature Communications"
DOI: 10.1038/s41467-024-46633-w
Abstract: In type-II Weyl semimetals (WSMs), the tilting of the Weyl cones leads to the coexistence of electron and hole pockets that touch at the Weyl nodes. These electrons and holes experience the Berry curvature generated… read more here.
Keywords: weyl; ideal type; berry curvature; type weyl ... See more keywords
Nonlinear photoresponse of type-II Weyl semimetals
Sign Up to like & getrecommendations! Published in 2019 at "Nature Materials"
DOI: 10.1038/s41563-019-0296-5
Abstract: The experimental manifestation of topological effects in bulk materials is attracting enormous research interest. However, direct experimental evidence of the effective k-space monopole of the Weyl nodes has so far been lacking. Here, signatures of… read more here.
Keywords: weyl; berry curvature; photoresponse type; nonlinear photoresponse ... See more keywords
Tilting dependence and anisotropy of anomaly-related magnetoconductance in type-II Weyl semimetals
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-51846-x
Abstract: We theoretically study chiral magnetic effect in type-II Weyl semimetals based on a concise formalism for the magnetoconductance in the semiclassical limit. Using the formula, we find that the anomaly-related current is generally dominated by… read more here.
Keywords: weyl semimetals; weyl; anomaly related; type weyl ... See more keywords
Butterfly-Like Anisotropic Magnetoresistance and Angle-Dependent Berry Phase in a Type-II Weyl Semimetal WP2
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Physics Letters"
DOI: 10.1088/0256-307x/37/9/090301
Abstract: Weyl semimetal emerges as a new topologically nontrivial phase of matter, hosting low-energy excitations of massless Weyl fermions. Here, we present a comprehensive study of the type-II Weyl semimetal WP2. Transport studies show a butterfly-like… read more here.
Keywords: phase; butterfly like; magnetoresistance; semimetal wp2 ... See more keywords
Ideal type-II Weyl points in topological circuits
Sign Up to like & getrecommendations! Published in 2021 at "National Science Review"
DOI: 10.1093/nsr/nwaa192
Abstract: Abstract Weyl points (WPs), nodal degenerate points in three-dimensional (3D) momentum space, are said to be ‘ideal’ if they are symmetry-related and well-separated, and reside at the same energy and far from nontopological bands. Although… read more here.
Keywords: type wps; points topological; weyl points; type weyl ... See more keywords
Realizing type-II Weyl points in an optical lattice
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review B"
DOI: 10.1103/physrevb.95.014306
Abstract: The recent discovery of the Lorentz symmetry-violating 'Type II' Weyl semimetal phase has renewed interest in the study of Weyl physics in condensed matter systems. However, tuning the exceptional properties of this novel state has… read more here.
Keywords: optical lattice; realizing type; weyl points; type weyl ... See more keywords
Linear magnetochiral transport in tilted type-I and type-II Weyl semimetals
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review B"
DOI: 10.1103/physrevb.99.085405
Abstract: Berry curvature in Weyl semimetals results in very intriguing magneto-electric and magneto-thermal transport properties. In this paper, we explore the impact of the tilting of the Weyl nodes, which breaks the time-reversal symmetry, on the… read more here.
Keywords: weyl; magneto; type type; type weyl ... See more keywords
Spatial anisotropy of the Kondo screening cloud in a type-II Weyl semimetal
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review B"
DOI: 10.1103/physrevb.99.235108
Abstract: We theoretically study the Kondo screening of a spin-1/2 magnetic impurity in the bulk of a type-II Weyl semimetal (WSM) by use of the variational wave function method. We consider a type-II WSM model with… read more here.
Keywords: type weyl; weyl semimetal; kondo screening; type ... See more keywords