In physics, Dirac cones are features that occur in some electronic band structures that describe unusual electron transport properties of materials like...

Paul Adrien Maurice Dirac (/dɪˈræk/; 8 August 1902 – 20 October 1984) was an English mathematical and theoretical physicist who is considered to be one...

term Dirac matter refers to a class of condensed matter systems which can be effectively described by the Dirac equation. Even though the Dirac equation...

physics, particularly special relativity, light-cone coordinates, introduced by Paul Dirac and also known as Dirac coordinates, are a special coordinate system...

Dirac notation Dirac bracket Dirac adjoint Dirac cone Dirac points Dirac constant, see reduced Planck constant Dirac–Coulomb–Breit Hamiltonian Dirac equation...

have similar electronic structures. Both have a Dirac cone and linear electronic dispersion around the Dirac points. Both also have a quantum spin Hall effect...

graphyne has the potential for Dirac cones on its double and triple bonded carbon atoms.[citation needed] Due to the Dirac cones, the conduction and valence...

(2009). "Topological insulators in Bi2Se3, Bi2Te3 and Sb2Te3 with a single Dirac cone on the surface". Nature Physics. 5 (6): 438–442. Bibcode:2009NatPh...5...

Bibcode:2016NatMa..15.1140J. doi:10.1038/nmat4787. PMID 27777402. S2CID 1115349. Dirac cone Dirac matter Topological insulator Shuang Jia, Su-Yang Xu & M. Zahid Hasan...

has a topologically insulating ground-state. Topologically protected Dirac cone surface states have been observed in Bismuth selenide and its insulating...

in WTe2 Dirac cone protected by non-symmorphic symmetry and three-dimensional Dirac line node in ZrSiS A new form of Ca3P2 with a ring of Dirac nodes Leslie...

resulting in a different occupation of the spin-polarized branches of the Dirac cone. This unbalance, according to the structure of the topological insulator...

of a fermionic field is the Dirac field, which describes fermions with spin-1/2: electrons, protons, quarks, etc. The Dirac field can be described as either...

and carrier density. Graphene's electronic band-structure (so-called Dirac cone structure) was first visualized in this material. Weak anti-localization...

Brako, R.; Coraux, J.; n'Diaye, A.; Busse, C.; Michely, T. (2009). "Dirac Cones and Minigaps for Graphene on Ir(111)". Physical Review Letters. 102 (5):...

In special and general relativity, a light cone (or "null cone") is the path that a flash of light, emanating from a single event (localized to a single...

exhibits a double Dirac cone, enabling Dirac fermions. A 30 meV gap separates the cones, which indicates the quantum Hall effect and massive Dirac fermions. Close...

doi:10.1103/revmodphys.82.3045. S2CID 260682103. "Superconductors: Dirac cones come in pairs". Advanced Institute for Materials Research. wpi-aimr.tohoku...

frequencies (see the Fourier transform of the Dirac delta function, showing infinite frequency bandwidth that the Dirac delta function has), the impulse response...

dynamically and thermally stable, but also has distorted Dirac cones. The direction-dependent cones are robust against external strain with tuneable Fermi...

A.; Zhang, C.; Ma, Z.S.; Ang, L.K. (2017). "Valleytronics in merging Dirac cones: All-electric-controlled valley filter, valve, and universal reversible...

; Zhang, C.; Ma, Z. S.; Ang, L. K. (2017). "Valleytronics in merging Dirac cones: All-electric-controlled valley filter, valve, and universal reversible...

{\displaystyle \phi =\pi } on every surface resulting in a Dirac cone (or more generally an odd number of Dirac cones) on every surface and therefore making the boundary...

Graphene is a semimetal whose conduction and valence bands meet at the Dirac points, which are six locations in momentum space, the vertices of its hexagonal...

case can be simulated in single-layer materials like graphene near the Dirac cones, where the eigenergies are given by E g r a p h e n e = ± 2 ν ℏ e B v...

Cava; M. Z. Hasan (2009). "Observation of Time-Reversal-Protected Single-Dirac-Cone Topological-Insulator States in Bi 2Te 3 and Sb 2Te 3". Physical Review...

Carola; Ali, Mazhar N. (31 May 2016). "Dirac cone protected by non-symmorphic symmetry and three-dimensional Dirac line node in ZrSiS". Nature Communications...

well as to determine whether it is a higher-order exceptional point. Dirac cones Non-Hermitian quantum mechanics Bergholtz, Emil J.; Budich, Jan Carl;...

(plasmons). Dirac cones appeared in the plexcitons' two-dimensional band-structure. An external magnetic field created a gap between the cones when the system...

as in graphene. Phagraphene: Graphene-like allotrope with distorted Dirac cones. Prismane C8 is a theoretically predicted metastable carbon allotrope...