1.3k citations · 6.4k across the 32 of their papers we have counts for
32 papers
Weyl nodes close to the Fermi energy in NbAs
M. Naumann, F. Arnold, Z. Medvecka +10
The noncentrosymmetric transition metal monopnictides NbP, TaP, NbAs and TaAs are a family of Weyl semimetals in which pairs of protected linear crossings of spin-resolved bands oc…
Observation of Landau quantization and standing waves in HfSiS
L. Jiao, Q. N. Xu, Y. P. Qi +4
Recently, HfSiS was found to be a new type of Dirac semimetal with a line of Dirac nodes in the band structure. Meanwhile, Rashba-split surface states are also pronounced in this c…
Hidden type-II Weyl points in the Weyl semimetal NbP
Shu-Chun Wu, Yan Sun, Claudia Felser +1
As one of Weyl semimetals discovered recently, NbP exhibits two groups of Weyl points with one group lying inside the plane and the other group staying away from this plane…
Electronic properties of topological insulator candidate CaAgAs
Jayita Nayak, Nitesh Kumar, Shu-Chun Wu +6
The topological phases of matter provide the opportunity to observe many exotic properties, like the existence of two dimensional topological surface states in the form of Dirac co…
A critical study of the elastic properties and stability of Heusler compounds: Cubic Co compounds with structure
Shu-Chun Wu, S. Shahab Naghavi, Gerhard H. Fecher +1
Elastic constants and their derived properties of various cubic Heusler compounds were calculated using first-principles density functional theory. To begin with, CuMnAl is use…
A critical study of the elastic properties and stability of Heusler compounds: Phase change and tetragonal compounds
Shu-Chun Wu, S. Shahab Naghavi, Gerhard H. Fecher +1
In the present work, the elastic constants and derived properties of tetragonal and cubic Heusler compounds were calculated using the high accuracy of the full-potential linearized…
Dirac dispersion generates large Nernst effect in Weyl semimetals
Sarah J. Watzman, Timothy M. McCormick, Chandra Shekhar +6
Weyl semimetals expand research on topologically protected transport by adding bulk Berry monopoles with linearly dispersing electronic states and topologically robust, gapless sur…
Stability of Weyl points in magnetic half-metallic Heusler compounds
S. Chadov, S. -C. Wu, C. Felser +1
We employ {\it ab-initio} fully-relativistic electronic structure calculations to study the stability of the Weyl points in the momentum space within the class of the half-metallic…
Dirac Line-nodes and Effect of Spin-orbit Coupling in Non-symmorphic Critical Semimetal MSiS (M=Hf, Zr)
C. Chen, X. Xu, J. Jiang +18
Topological Dirac semimetals (TDSs) represent a new state of quantum matter recently discovered that offers a platform for realizing many exotic physical phenomena. A TDS is charac…
Unusual magneto-transport from Si-square nets in topological semimetal HfSiS
Nitesh Kumar, Kaustuv Manna, Yanpeng Qi +5
The class of topological semimetals comprises a large pool of compounds. Together they provide a wide platform to realize exotic quasiparticles for example Dirac, nodal line Dirac…
Chiral magnetoresistance in the Weyl semimetal NbP
Anna Corinna Niemann, Johannes Gooth, Shu-Chun Wu +10
NbP is a recently realized Weyl semimetal (WSM), hosting Weyl points through which conduction and valence bands cross linearly in the bulk and exotic Fermi arcs appear. However, th…
Multiple Dirac cones at the surface of the topological metal LaBi
Jayita Nayak, Shu-Chun Wu, Nitesh Kumar +8
The rare-earth monopnictide LaBi exhibits exotic magneto-transport properties including an extremely large and anisotropic magnetoresistance. Experimental evidence for topological…
Pressure tuning the Fermi-surface topology of the Weyl semimetal NbP
R. D. dos Reis, S. C. Wu, Y. Sun +6
We report on the pressure evolution of the Fermi surface topology of the Weyl semimetal NbP, probed by Shubnikov-de Haas oscillations in the magnetoresistance combined with ab-init…
Anomalous Hall effect in Weyl semimetal half Heusler compounds RPtBi (R = Gd and Nd)
Chandra Shekhar, Nitesh Kumar, V. Grinenko +17
Topological materials ranging from topological insulators to Weyl and Dirac semimetals form one of the most exciting current fields in condensed-matter research. Many half-Heusler…
Chiral Quasiparticles at the Fermi Surface of the Weyl Semimetal TaAs
Frank Arnold, Marcel Naumann, Shu-Chun Wu +6
Tantalum arsenide is a member of the non-centrosymmetric monopnictides, which are putative Weyl semimetals. In these materials, three-dimensional chiral massless quasiparticles, th…
Observation of Unusual Topological Surface States in Half-Heusler Compounds LnPtBi (Ln=Lu, Y)
Zhongkai Liu, Lexian Yang, Shu-Chun Wu +9
Topological quantum materials represent a new class of matter with both exotic physical phenomena and novel application potentials. Many Heusler compounds, which exhibit rich emerg…
Observation of pseudo two dimensional electron transport in the rock salt type topological semimetal LaBi
Nitesh Kumar, Chandra Shekhar, Shu-Chun Wu +5
Topological insulators are characterized by an inverted band structure in the bulk and metallic surface states on the surface. In LaBi, a semimetal with a band inversion equivalent…
Quantum oscillations and the Fermi-surface topology of the Weyl semimetal NbP
J. Klotz, Shu-Chun Wu, Chandra Shekhar +8
The Weyl semimetal NbP was found to exhibit topological Fermi arcs and exotic magneto-transport properties. Here, we report on magnetic quantum-oscillation measurements on NbP and…
Prediction of the Weyl semimetal in the orthorhombic MoTe2
Yan Sun, Shu-Chun Wu, Mazhar N. Ali +2
We investigate the orthorhombic phase (Td) of layered transition-metal-dichalcogenide MoTe as a Weyl semimetal candidate, which was discovered to be a superconductor in our rec…
Topological surface states and Fermi arcs of the noncentrosymmetric Weyl semimetals TaAs, TaP, NbAs, and NbP
Yan Sun, Shu-Chun Wu, Binghai Yan
Very recently the topological Weyl semimetal (WSM) state was predicted in the noncentrosymmetric compounds TaAs, TaP, NbAs, and NbP and soon led to photoemission and transport expe…
Superconductivity in Weyl Semimetal Candidate MoTe2
Yanpeng Qi, Pavel G. Naumov, Mazhar N. Ali +19
In recent years, layered transition-metal dichalcogenides (TMDs) have attracted considerable attention because of their rich physics; for example, these materials exhibit supercond…
Negative magnetoresistance without well-defined chirality in the Weyl semimetal TaP
Frank Arnold, Chandra Shekhar, Shu-Chun Wu +15
Weyl semimetals (WSMs) are topological quantum states wherein the electronic bands linearly disperse around pairs of nodes, the Weyl points, of fixed (left or right) chirality. The…
Magnetic and superconducting phase diagram of the half-Heusler topological semimetal HoPdBi
A. M. Nikitin, Y. Pan, X. Mao +7
We report a study of the magnetic and electronic properties of the non-centrosymmetric half-Heusler antiferromagnet HoPdBi ( K). Magnetotransport measurements show HoPdB…
Two different topological insulator phases in NaBaBi
Yan Sun, Qing-Ze Wang, Shu-Chun Wu +3
By breaking the inversion symmetry of the three-dimensional Dirac metal NaBi, we realize topological insulator (TI) phases in the known compound NaBaBi using calcul…