Landau level quantization of Dirac electrons on the sphere
Sign Up to like & getrecommendations! Published in 2018 at "Annals of Physics"
DOI: 10.1016/j.aop.2018.04.020
Abstract: Interactions in Landau levels can stabilize new phases of matter, such as fractionally quantized Hall states. Numerical studies of these systems mostly require compact manifolds like the sphere or a torus. For massive dispersions, a… read more here.
Keywords: level quantization; landau level; quantization dirac; dirac electrons ... See more keywords
Resolving Dirac electrons with broadband high-resolution NMR
Sign Up to like & getrecommendations! Published in 2020 at "Nature Communications"
DOI: 10.1038/s41467-020-14838-4
Abstract: Detecting the metallic Dirac electronic states on the surface of Topological Insulators (TIs) is critical for the study of important surface quantum properties (SQPs), such as Majorana zero modes, where simultaneous probing of the bulk… read more here.
Keywords: resolution; high resolution; electrons broadband; resolving dirac ... See more keywords
Spintronic properties of topological surface Dirac electrons with hexagonal warping
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review B"
DOI: 10.1103/physrevb.103.054402
Abstract: We study spin-torque and electrical transport properties of Dirac electrons on the surface of magnetic topological insulators. Usually, surface Dirac electrons are described by a linear-dispersion model, which exhibits various peculiar features originating from the… read more here.
Keywords: ensuremath lambda; surface dirac; dirac electrons; ensuremath ... See more keywords
Seebeck coefficient of two-dimensional Dirac electrons in an organic conductor under pressure
Sign Up to like & getrecommendations! Published in 2022 at "Physical Review B"
DOI: 10.1103/physrevb.107.195416
Abstract: The Seebeck coefficient, which is proportional to a ratio of the thermoelectric conductivity to electrical conductivity has been examined for Dirac electrons in the organic conductor $\alpha$-(BEDT-TTF)$_2$I$_3$ [BEDT-TTF denotes a molecule given by bis(ethylenedithio)tetrathiafulvalene] under… read more here.
Keywords: two dimensional; seebeck coefficient; organic conductor; electrons organic ... See more keywords
Quantized charge pump of massive Dirac electrons
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review B"
DOI: 10.1103/physrevb.95.205433
Abstract: We study a new scheme to realize a quantized two-parameter charge pump based on massive Dirac electrons. It is shown that the two time-dependent and out-of-phase staggered potentials introduced in graphene can pump out an… read more here.
Keywords: pump; charge; dirac electrons; massive dirac ... See more keywords
Finite-difference method for Dirac electrons in circular quantum dots
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review B"
DOI: 10.1103/physrevb.99.195406
Abstract: A simple and reliable finite difference approach is presented for solution of the Dirac equation eigenproblem for states confined in rotationally symmetric systems. The method sets the boundary condition for the spinor wave function components… read more here.
Keywords: method dirac; difference method; dirac electrons; finite difference ... See more keywords
Quantum Transport and Magnetism of Dirac Electrons in Solids.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.129.216601
Abstract: The relativistic Dirac equation covers the fundamentals of electronic phenomena in solids and as such it effectively describes the electronic states of the topological insulators like Bi_{2}Se_{3} and Bi_{2}Te_{3}. Topological insulators feature gapless surface states… read more here.
Keywords: electrons solids; magnetism dirac; transport magnetism; quantum transport ... See more keywords
Dirac Electrons at the Source: Breaking the 60-mV/Decade Switching Limit
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Electron Devices"
DOI: 10.1109/ted.2018.2836387
Abstract: Power consumption of today’s integrated circuit is very difficult to reduce because the MOSFET is subjected to the thermal limit of 60 mV/decade for the subthreshold swing (SS). In this paper, we show that this… read more here.
Keywords: source breaking; source; electrons source; limit ... See more keywords
Effect of Long-Range Coulomb Interaction on NMR Shift in Massless Dirac Electrons of Organic Conductor
Sign Up to like & getrecommendations! Published in 2018 at "Journal of the Physical Society of Japan"
DOI: 10.7566/jpsj.87.024705
Abstract: The nuclear magnetic resonance (NMR) shift, χα, at low temperatures is examined for massless Dirac electrons in the organic conductor, α-(BEDT-TTF)2I3, where α [= A (= A′), B, and C] denotes the sites of the… read more here.
Keywords: nmr shift; interaction; organic conductor; dirac electrons ... See more keywords
Conductivity and Resistivity of Dirac Electrons in Single-Component Molecular Conductor [Pd(dddt)2]
Sign Up to like & getrecommendations! Published in 2018 at "Journal of the Physical Society of Japan"
DOI: 10.7566/jpsj.87.084702
Abstract: Dirac electrons, which have been found in the single-component molecular conductor [Pd(dddt)_2] under pressure, are examined by calculating the conductivity and resistivity in terms of a tight-binding model for several pressures of P GPa, which… read more here.
Keywords: resistivity; component molecular; conductivity; dirac electrons ... See more keywords