Search Results - "Alidoust, Nasser"
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Observation of a three-dimensional topological Dirac semimetal phase in high-mobility Cd3As2
Published in Nature communications (07-05-2014)“…Symmetry-broken three-dimensional (3D) topological Dirac semimetal systems with strong spin-orbit coupling can host many exotic Hall-like phenomena and Weyl…”
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Observation of Weyl fermions in a magnetic non-centrosymmetric crystal
Published in Nature communications (03-07-2020)“…The absence of inversion symmetry in non-centrosymmetric materials has a fundamental role in the emergence of a vast number of fascinating phenomena, like…”
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Observation of topological surface state quantum Hall effect in an intrinsic three-dimensional topological insulator
Published in Nature physics (01-12-2014)“…A three-dimensional (3D) topological insulator (TI) is a quantum state of matter with a gapped insulating bulk yet a conducting surface hosting topologically…”
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New type of Weyl semimetal with quadratic double Weyl fermions
Published in Proceedings of the National Academy of Sciences - PNAS (02-02-2016)“…Weyl semimetals have attracted worldwide attention due to their wide range of exotic properties predicted in theories. The experimental realization had…”
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Topological nodal-line fermions in spin-orbit metal PbTaSe2
Published in Nature communications (02-02-2016)“…Topological semimetals can support one-dimensional Fermi lines or zero-dimensional Weyl points in momentum space, where the valence and conduction bands touch…”
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Signatures of the Adler–Bell–Jackiw chiral anomaly in a Weyl fermion semimetal
Published in Nature communications (25-02-2016)“…Weyl semimetals provide the realization of Weyl fermions in solid-state physics. Among all the physical phenomena that are enabled by Weyl semimetals, the…”
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Discovery of a Weyl fermion semimetal and topological Fermi arcs
Published in Science (American Association for the Advancement of Science) (07-08-2015)“…A Weyl semimetal is a new state of matter that hosts Weyl fermions as emergent quasiparticles and admits a topological classification that protects Fermi arc…”
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Observation of Fermi arc surface states in a topological metal
Published in Science (American Association for the Advancement of Science) (16-01-2015)“…The topology of the electronic structure of a crystal is manifested in its surface states. Recently, a distinct topological state has been proposed in metals…”
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Prediction of an arc-tunable Weyl Fermion metallic state in MoxW1−xTe2
Published in Nature communications (15-02-2016)“…A Weyl semimetal is a new state of matter that hosts Weyl fermions as emergent quasiparticles. The Weyl fermions correspond to isolated points of bulk band…”
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Fermi surface interconnectivity and topology in Weyl fermion semimetals TaAs, TaP, NbAs, and NbP
Published in Physical review. B, Condensed matter and materials physics (01-12-2015)“…The family of binary compounds including TaAs, TaP, NbAs, and NbP was recently discovered as the first realization of Weyl semimetals. In order to develop a…”
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Criteria for Directly Detecting Topological Fermi Arcs in Weyl Semimetals
Published in Physical review letters (10-02-2016)“…The recent discovery of the first Weyl semimetal in TaAs provides the first observation of a Weyl fermion in nature and demonstrates a novel type of anomalous…”
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Room-temperature magnetic topological Weyl fermion and nodal line semimetal states in half-metallic Heusler Co2TiX (X=Si, Ge, or Sn)
Published in Scientific reports (15-12-2016)“…Topological semimetals (TSMs) including Weyl semimetals and nodal-line semimetals are expected to open the next frontier of condensed matter and materials…”
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Discovery of a new type of topological Weyl fermion semimetal state in MoxW1−xTe2
Published in Nature communications (05-12-2016)“…The recent discovery of a Weyl semimetal in TaAs offers the first Weyl fermion observed in nature and dramatically broadens the classification of topological…”
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Nexus fermions in topological symmorphic crystalline metals
Published in Scientific reports (10-05-2017)“…Topological metals and semimetals (TMs) have recently drawn significant interest. These materials give rise to condensed matter realizations of many important…”
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Momentum-space imaging of Cooper pairing in a half-Dirac-gas topological superconductor
Published in Nature physics (01-12-2014)“…Superconductivity involving topological Dirac electrons has recently been proposed as a platform between concepts in high-energy and condensed-matter physics…”
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Spin Polarization and Texture of the Fermi Arcs in the Weyl Fermion Semimetal TaAs
Published in Physical review letters (01-03-2016)“…A Weyl semimetal is a new state of matter that hosts Weyl fermions as quasiparticle excitations. The Weyl fermions at zero energy correspond to points of…”
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Atomic-Scale Visualization of Quantum Interference on a Weyl Semimetal Surface by Scanning Tunneling Microscopy
Published in ACS nano (26-01-2016)“…Weyl semimetals may open a new era in condensed matter physics, materials science, and nanotechnology after graphene and topological insulators. We report the…”
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Observation of monolayer valence band spin-orbit effect and induced quantum well states in MoX2
Published in Nature communications (22-08-2014)“…Transition metal dichalcogenides have attracted much attention recently due to their potential applications in spintronics and photonics because of the…”
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Gigantic surface lifetime of an intrinsic topological insulator
Published in Physical review letters (09-09-2015)“…The interaction between light and novel two-dimensional electronic states holds promise to realize new fundamental physics and optical devices. Here, we use…”
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Demonstration of universal parametric entangling gates on a multi-qubit lattice
Published in Science advances (01-02-2018)“…We show that parametric coupling techniques can be used to generate selective entangling interactions for multi-qubit processors. By inducing coherent…”
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